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Current A Publication of the Missouri Water Environment Association Summer 2010 Vol. 51 No. 2 2010 MWEA Joint Conference Highlights Young Professionals Updates Biosolids Management Program in Trenton MO Last Hard Copy Issue - see page 6

Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

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Page 1: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

CurrentA Publication of the Missouri Water Environment Association

Summer 2010Vol. 51 No. 2

2010 MWEA Joint Conference HighlightsYoung Professionals Updates

Biosolids Management Programin Trenton MO

Last Hard

Copy Issue -

see page 6

Page 2: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

www.mwea.org

HEADWORKSBIOLOGYSEPARATIONMEMBRANEDISINFECTIONBIOSOLIDSSYSTEMS

www.degremont-technologies.com

Aquaray® H20 20 UV System

Aquaray® H20 36 UV System

Aquaray® H20 20 has a

New Big Brother!Introducing the Aquaray® H20 36 UV System

Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber

Ozonia North America, 491 Edward H. Ross Drive • Elmwood Park, NJ 07407 (201) 794-3100

2 www.mwea.orgCurrent Summer 2010

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In this Issue

5 President’sMessage

6 CurrentGoingDigital

6 StockholdJuniorWaterPrizeSponsors

6 WEFPosition:ManagementofWetWeatherFlowsby

MunicipalUtilities

7 WEFFilesJointBriefonBiosolidswithSupremeCourt

9 YoungProfessionalsUpdates

10 HikingforWaterUpdate

11 2010JointConferenceHighlights

14 MWEA/WEF2010AwardWinners

15 Trenton,MissouriImplementsNewBiosolids

ManagementProgram

19 2010-2011MWEAExecutiveCommittee

20 2010-2011MWEACommitteeChairs

CurrentMissouri Water Environment Assoc.

Articles and information published in the MWEA Current are for your information only and do not necessarily reflect the views of the Editor or the Association.

For comments, inquiries, or other informa-tion concerning this issue of the MWEA Current, please contact the Editor:

Robert NeathCH2M HILL [email protected]

The Newsletter Committee is always look-ing for articles of interest to our members. If you have any suggestions or items of interest for future publications, please call any member of the committee. Advertis-ing inquiries should be directed to Bob Welsch at [email protected].

Bob Campbell, EditorEmily Casada, DesignerBob Welsch, Advertising

Please note the deadlines for article sub-mittals:

Issue Deadline Publication

Fall ‘10 July 9 August

Winter ‘10 October 9 November

Spring ‘11 January 9 February

Summer ‘11 April 9 May

Change of Address Requests:If you need to change your contact infor-mation to receive the Current, visit the Water Environment Federation website at www.wef.org. Once on this page, select Membership & Careers, Membership In-formation, Renew or Modify Membership. You will need your WEF membership ID and password to modify your profile. You may also call WEF Membership Services at 1-800-666-0206.

www.mwea.org

Stantec provides professional design and consulting services in planning, engineering, architecture, surveying, economics, and project management.

We support public and private sector clients in a diverse range of markets, at every stage, from initial concept and financial feasibility to project completion and beyond.

Our services are offered through approximately 9,000 employees operating out of more than 150 locations in North America.

In St. Louis, contact Bob Campbell at (636) 343-3880 [email protected]

One Team. Infinite Solutions.

AD-CA-M

RC-200

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Global Expertise. Local Delivery.

�www.mwea.org Current Summer 2010

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DeZurik (Flo Systems ad) - Full page

� www.mwea.orgCurrent Summer 2010

Page 5: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

President’s Message

– 21, 2010. Particular appreciation is due to Pam Schweitzer who has been the relentless director to put all the parts in place to make this event happen. Her efforts in organizing and directing the activities around this event are worthy of all the praise that this organization can offer. This event is further aided by Danny Rowatt who accepted the challenge to elicit corporate sponsorship to defray the financial commitments that are passed on to MWEA.

The legacy of success of this organization is the result of numerous volunteers that are willing to support the activities of the association. Please review the list of Committee Chairs and consider how you may wish to become more involved. If you have yet to reach out, consider doing so. I can attest that a simple expression of interest can pay you personal and professional dividends in getting to know others in our industry and share both personal and professional experiences.

We continue to face uncertain times and challenges. But, we are a sound organization, on stable financial grounds. I am committed to continuing this legacy of success, and together with the Executive Committee will endeavor to be conscientious stewards of our organization. Our systems are not broken, but my hopes is that the coming year can advance some actions to communicate with you, our members, in a cost efficient, cost effective manner. I also hope to activate some measures to further our membership. Many of us “Boomers” are moving into what may be our last decade of our professional career and I wish to do what I can to foster membership numbers that support continuing growth as some retire from active service.

Once again, thank you for the opportunity to serve this fine organization. Your comments and suggestions are welcome and you are invited to share any ideas or grievances with me at [email protected].

Fellow Members:

Another year, in the successful history of the Missouri Water Environment Association, has passed into history. It is my honor to be your President for the 2010-2011 MWEA year. Congratulation and appreciation for their service is due to Mary West (Past President), Rebecca Hoffman (Local Arrangements), Phil Walsak (Program) and their AWWA-MO counterparts for another successful annual conference. Maybe you have to serve in their shoes to appreciate the countless hours of dedication and attention to detail that goes into this event to have a full appreciation of what they endure. When ever you see these fellow members, a kind word of appreciation will be most appropriate and deserved.

We welcomed over 700 attendees and, with the difficult times in our economy, this level of participation is greatly appreciated and demonstrates what a solid technical program at an affordable price can achieve for our membership. I believe that the membership of our association is well served by the collection of professionals that mind the association’s business.

Mother Nature was more accommodating for this year’s event as the Conference kicked off on Sunday with the golf tournament, trap shoot and motorcycle run, along with training workshops for laboratory analyst and collection systems certification.

Additional benefactors from our conference include the respective scholarship funds for MWEA and MO-AWWA, along with the collective support of Water For People. Once again, the generosity of our members stood up and made the fund raising for these programs a success. In addition, as you read this, one of our own members is undertaking a 2,718 mile trek along the Appalachian Trail. In his continuing support for Water For People, Steven Spydell and his son Matt have embarked on this journey. Many of us have already offered our support for Steve as he hopes to earn $10,000 in donations to Water For People. Please find your way to www.hikingforwater.org to find out how you can help him achieve his goal, and to track their progress on this journey. We will be anxious to learn more of his experiences upon his return.

We will continue our relationship with our partners of the Missouri Section of the American Water Works Association. Last year we renewed our Memorandum of Understanding with MO-AWWA and our contract with Tan-Tar-A. Start now to plan to attend next year’s event beginning on Sunday, March 27, 2011.

Next up on our Association Calendar is our hosting the 2010 Stockholm Junior Water Prize competition in St. Louis, May 17

5www.mwea.org Current Summer 2010

Page 6: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

WEF Position: Management of Wet

Weather Flows by Municipal Utilities

The WEF Board of Trustees adopted the attached position statement on April �0, 2010: “Management of Wet Weather Flows by Municipal Utilities”. This position encourages EPA to develop a comprehensive strategy and provide practical guidance that would allow municipalities to manage wet weather flows in a holistic manner. The EPA strategy/guidance should be based on the wet weather management principles and practices described in:

WEF’s “Guide to Managing Peak Wet Weather Flows in Municipal Wastewater Collection and Treatment Systems” [2006]; and, WEF/NACWA’s “Core Attributes of Effectively Managed Collection Systems”.

WEF is offering to partner with EPA to develop such a strategy and related guidance. Visit the WEF website to view this position statement in it’s entirety.

http://www.wef.org/GovernmentAffairs/page_vb.aspx?id=126

1.

2.

Current Going DigitalBeginning with the next issue of Current, you will no longer receive a mailed copy. The newsletter will be developed and placed on the MWEA website. You will receive an email notification and website link that will get you to the newsletter.

MWEA uses the WEF database for all mailings and communication with our members. If you do not have an email address in the WEF database, you will receive a letter and directions on how to add your email address to the WEF database. If you do not have an email address or wish to receive a hard copy, you will be given an option to receive a mailed copy. Members not adding their email address to the WEF database or requesting a mailed copy will not automatically receive a mailed copy.

While at the MWEA website, browse the website to see what else is going on and how you might be able to get involved.

THANK YOU SPONSORS!2010 U.S. Stockholm Junior Water Prize Competition

Gold Level

American Water Works Association – Missouri SectionJacobs Engineering Foundation

Silver LevelBlack & Veatch – Building a World of Difference Foundation

Horner & ShifrinURS Corporation

Bronze LevelBurns & McDonnell

Henry G. Schwartz, Jr.Brotcke Well & Pump

Municipal Equipment CompanyEWRI – ASCE St. Louis Section

Engineers Club of St. LouisEMC Employee Foundation

Todd BolteMetro Water Infrastructure Partnership

CDMRJN Group

Friends LevelSAME - St. Louis Post

GeotechnologyAlliance Water Resources

William G. LavrrarRH Tauser & Associates

Phil BurnsGonzalez Companies

Continuing to provide STATE OF THE PRACTICE water quality management services, including:

www.geosyntec.com

Water Quality Review and Impact Studies

Antidegradation Reviews

Water Quality Monitoring

Lake and Reservoir Studies

Wasteload Allocation Modeling

TMDL and Use Attainability Analysis Studies

NPDES Permitting Assistance

Stormwater Management and LID

Groundwater Assessment and Remediation

Site Investigation and Remediation

1123 Wilkes Blvd., Ste. 400 | Columbia, MO 65201 | 573-443-4100

Now also providing:

Formerly MEC Water Resources

6 www.mwea.orgCurrent Summer 2010

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On April 16 WEF co-filed an amicus (friend of the court) brief in an appeal by three utilities (the city and county of Los Angeles and Orange County Sanitation Districts) to the U.S. Supreme Court to consider issues related to the Kern County, California, biosolids land application litigation. The litigation was initiated when the county of Kern introduced a ban on the land application of biosolids generated outside the county. The April 16 brief was co-filed with the National Association of Clean Water Association (NACWA), the North East Biosolids and Residuals Association (NEBRA) and the Northwest Biosolids Management Associations (NBMA).

WEF filed its own amicus brief on this case in 2008 in the 9th Circuit Court. According to Chief Technical Officer Eileen O’Neill, WEF’s involvement in this brief is a continuation of our efforts to inform consideration of this case. WEF’s earlier brief focused on the science underlying the efficacy of biosolids land application. The appeal to the Supreme Court, however, relates to interstate commerce issues involved in the Kern County ban and so this is the focus of the new joint brief. The Supreme Court is expected to make a decision by October on whether it will review this appeal.

The new brief also discusses how a ban on biosolids land application in Kern County could affect municipalities across the nation. A separate amicus brief was also filed with the Supreme Court by a group of major municipalities led by the Metropolitan Water Reclamation District of Greater Chicago; and including the Metro Wastewater Reclamation District (Denver Metro); King County, Washington; the Metropolitan St. Louis Sewer District; and the Milwaukee Metropolitan Sewerage District. (Amicus Brief filed by the Metropolitan Water Reclamation District of Greater Chicago, et al.)

A very low percentage of cases that are appealed to the Supreme Court are accepted for consideration, but according to WEF President Paul Freedman it important that WEF help move this case forward. WEF does not advocate a specific wastewater solids management option but rather believes these are decisions are best made

WEF Files Joint Brief on Biosolids with Supreme Court

Did you know?Approximately 7,100,000 dry tons of biosolids are generated each year

at approximately 16,500 municipal wastewater treatment facilities in

the U.S. About 55% of all biosolids are being recycled to land. These

biosolids are used on less than one percent of the nation’s agricultural

land.

by individual utilities. WEF also supports the primacy of EPA and state regulation/ oversight of biosolids land application. Freedman also noted that, ‘As communities look for more ways to recycle resources, biosolids land application can be an important consideration.’

7www.mwea.org Current Summer 2010

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W H A T E V E R I T T A K E S !

T U R N K E Y B I O S O L I D S M A N A G E M E N T • B I O S O L I D S T R A N S P O R T A T I O N • D R E D G I N G • D I G E S T E R A N D L A G O O N C L E A N I N G • H I G H P R E S S U R E WA T E R B L A S T I N G • B I O S O L I D S A P P L I C A T I O N W E T / D R Y •

WA T E R P L A N T R E S I D U A L S • L A G O O N A E R A T I O N R E PA I R S

1 - 8 0 0 - 7 9 8 - 4 2 0 5N U T R I J E C T . C O M

8 www.mwea.orgCurrent Summer 2010

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YP Committee members Amanda Johnson (Kansas City) and Todd Bolte (St. Louis) represented MWEA at the 2010 Young Professional (YP) Leadership Summit held March10th in San Juan, Puerto Rico. This year’s event was the largest ever with over 70 YP’s from �7 WEF and AWWA member associations around the United States and Canada.

The morning session began with inspirational speeches from WEF vice president Matt Bond and AWWA president Craig Woolard. Presentations on work-life balance rounded out the morning followed by a presentation on generational characteristics and tips for a young professional as they are beginning their career. The afternoon session consisted of a few short presentations from member associations about their committee activities and break-out sessions on various key topics for YP’s such as: recruitment, retention, and geographical challenges.

The San Juan chapters of WEF and AWWA hosted a dinner and dancing at the hotel that evening.

Amanda Johnson also attended the Friday session of the WEFMAX held at the same time as the YP Summit. The leaders and MA representatives that attended the WEFMAX encouraged the young professionals in attendance to increase YP involvement in national committees and by attendance of the WEFMAX events. Friday’s WEFMAX consisted of overviews of the organization by the vice president Matt Bond and the executive director Bill Bertera; break-out discussions on image enhancement, WEF/MA committee relationships, and Operator Training; and presentations from Member Associations as a “Great Ideas” exchange.

Both the Leadership Summit and the WEFMAX provided learning and networking opportunities for MWEA’s YP Committee through national involvement. We hope to take these ideas and continue to improve on our committee activities for young and seasoned professionals. Look for our upcoming activity announcements, and hope to see you there!

YP Young Professionals Summit 2010

Young Professionals Committee ReportChairperson:

Rebecca Hoffmann - [email protected] Amanda Johnson - [email protected]

2010 Annual Conference YP event

The MWEA and MO-AWWA YP committees held a joint social at 7:00 pm Saturday March 28th at the Annual Conference. Approximately 20 young and seasoned professionals watched a showing of “Liquid Assets” while eating popcorn and other snacks. Attendees included students representing WET (combined AWWA and WEF student organization) from the University of Missouri at Columbia. For the past few years, the joint YP committee activity has been held on the Sunday before the joint conference. Professionals from all experience levels are encouraged to attend. If you missed it this year, look out next year for the flyer in the conference brochure and during the rest of the year for our events in St. Louis and Kansas City.

9www.mwea.org Current Summer 2010

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EAST

MIS

SOU

RI

WES

T M

ISSO

URI

Fast, Turnkey Installationsefficient professional crews

Glass-lined tank contractors since 1954

920 W. Prairie Drive Ste. G, Sycamore, IL 60178Ph: 815-899-5678 • Fx: 815-899-5681www.cadyaquastore.com

EAI Central, Inc.18900 W. 158th Street, Suite E, Olathe, KS 66062Ph: 913-782-7774 | Fx: 913-782-7776www.eai-central.com

CENTRAL, INC.

AQUASTORE TANKS have the lowest life cycle cost. They areversatile and cost-effective for waste water treatment storage and can be designed to meet national standards. Single-use applications range from E.Q. tanks, aerations tanks, storm water run-off storage, equalization and trickling filters to sludge digestion and sludge storage/mixing. Suitable for total system applications, Aquastore tanks are used in Sequential BatchReactor (SBR) systems, package treatment plants, anaerobicsludge digestion systems and conventional large volume treatment.

Steven Spydell and his son, with their Hiking for Water initiative, have raised over $6700 for Water for People so far. They started their journey to hike the entire Appalachian Trail - all 1� states, 2,178 miles, and 5 million footsteps - on April �, 2010. Many thanks to the donations committed to date and especially to Steven and his son for being such an inspiration to all about selflessly donating their time and efforts for such a worthy cause.

Hiking for Water

10 www.mwea.orgCurrent Summer 2010

Page 11: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

This year’s inductees to the Select Society of Sanitary Sludge Shovelers (5S) - or should we say American Idol - MWEA Style highlighted the vocal duos of Kenny Rogers (Tom Ratzki) and Dolly Parton (Wayne Humes) and Sonny (Ed McCormick) and Cher (Jeff Clarke).

President, Mary West presented The Layton Scholarship recipients with their gifts during this year’s joint conference. The money comes from money raised as part of the conference events.

This years recipients are:Matthew Haith - St. RobertColleen Kenny - ColumbiaAllison Sperber - Rolla (not pictured)

Dynamic Duos

Get Smart!

11www.mwea.org Current Summer 2010

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12 www.mwea.org

Operator Challenge

Water for People

Networking

Fellowship

12 www.mwea.orgCurrent Summer 2010

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Awards

Technical Sessions

Banquet

Attendance Prizes

Fun! Fun! Fun!

1�www.mwea.org Current Summer 2010

Page 14: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

WEF AwardsWilliam D. Hatfield:

John Reece Little Blue Valley, Independence

Arthur Sidney Bedell Award: Jeffrey Gratzer, Jacobs Eng., St. Louis

Laboratory Analyst Excellence Award: Craig Cuvellier, City of Columbia

Burke Facility Safety Award: Independence Water Pollution Control

MWEA AwardsIndustrial Water Quality Achievement Award: NONE

Stockholm Junior Prize Award: Jessica Baber, Weston

MWEA Operator of the Year Award:< 5 mgd: Mike Henderson – La Grange>5 mgd: Steve Harrison - MSD

Collection System Award: Joe Don Harrell – City of Belton

MWEA Treatment Plant of the Year Award:<5mgd: Rock Creek Public Sewer District>5mgd: City of Independence

MWEA Biosolids Management Award:<5mgd: MSD – City of Nevada>5mgd: City of Marshall

Collection System Safety Award:<5 Employees: City of O’Fallon>5 employees: Northeast Public Sewer District

MWEA Treatment Plant Safety Award:<10 employees: City of Wentzville>10 employees: City of St. Peters

Industrial Safety Awards:<0.5 mgd: Leggett & Platt Wire Mill>0.5 mgd: Tyson Foods

5S Ed McCormick, Oakland, California

Wayne Humes, St. LouisTom Ratzki, St. LouisJeff Clarke, St. Louis

Retiring Delegate Service Award NONE

Quarter Century Operator Club Ken Gambaro, St. Louis Kent Spainhour, Chillicothe Neal Honderick, Belton

Life Member Joel Cerwick, Kansas City Jerome Fladung, Kansas City

MWEA Golden Manhole:Ron Thomann, Kansas CityRoxann Slater, Kansas CityCliff Cate, Kansas CityGary Penrod, St. Louis

Crystal Crucible: NONE

Golden FleeceNONE

Public Official AwardKristin M. Perry, Bowling Green

Layton ScholarshipsMatthew Haith, St. Robert Colleen Kenny, ColumbiaAllison Sperber, Rolla

YPSean Deweese, St. Joseph

Watershed Management AwardKate Delehunt, Kansas City

Op Challenge 1st Sean Deweese & Brad Johnson, St. Joseph

2nd Josh Leathers & Darren DeShawn, St. Louis

2010 WEF and MWEA Award Winners

1� www.mwea.orgCurrent Summer 2010

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Chad Davis, Utility Director Bob Hutchinson, Wastewater Treatment SupervisorTrenton Municipal Utilities

Steve Yonker, Project ManagerJeff Barnard, Project EngineerBurns & McDonnell

BackgroundThe City of Trenton is located in northwest Missouri and has a population of 6,200. Water, wastewater and electric utilities are owned and operated by the City under the management of Trenton Municipal Utilites (TMU). Wastewater is treated by a 2 MGD capacity complete mix activated sludge wastewater treatment plant. The domestic wastewater fraction accounts for about two thirds of the total wastewater flow to the treatment plant, while food processing wastewater accounts for the remainder of the flow. The organic strength of the wastewater as measured by BOD, however, is significantly higher than normal domestic strength wastewater due to the food processing wastewater. The result of this is TMU is treating a total wastewater loading that at times is equivalent to a city with a population in excess of 50,000.

Biosolids from the activated sludge process were treated by two aerobic digesters with the capability to settle and decant supernatant from the digesters to thicken the solids. The Class B stabilized liquid biosolids were then land applied to nearby agricultural land. There were various deficiencies with this approach including:

• The amount of biosolids produced by the treatment process made it difficult to handle the volume of biosolids that needed to be land applied.

• Both planting seasons and weather-related issues limit the amount of time available during the year to land apply biosolids, making liquid land application of biosolids even more challenging.

• Some land owners were not willing to accept the amount of vehicle traffic on their fields that resulted from land application of liquid biosolids,

which resulted in longer hauling distances to some land application sites that further hampered the land application program.

Analysis of AlternativesIn 200�, TMU began to develop a long term action plan to address several wastewater treatment issues including wet weather peak flow management, new effluent ammonia limits, age and condition of existing facilities, and sludge treatment, storage and disposal problems. The plan estimated sludge production to be as follows:

Sludge Production - lb/d Current Design

Average �,�00 5,000High Month 5,800 6,500

The action plan identified four different alternatives for improving sludge management. They were:

1. Aerobic Digestion and Dewatering: This alternative would include waste activated sludge thickening using a gravity belt thickener, two aerobic digesters with diffused aeration operated in series, dewatering of the digested biosolids by a belt filter press, and a biosolids cake storage pad for storing biosolids when land application is not possible due to weather or planting seasons.

2. Dewatering and Lime Stabilization: This alternative includes an aerated waste sludge holding basin upstream of the sludge treatment process, thickening and dewatering of the sludge by a three belt filter press, a lime storage and feed system to add lime to the dewatered sludge to achieve lime stabilization, and a biosolids cake storage pad. Lime stabilization is a U. S. EPA approved Class B “process to significantly reduce pathogens” where sufficient lime is added to raise the pH of the sludge to 12 for a minimum of 2 hours. This amount of lime addition is also sufficient to meet U. S. EPA vector attraction reduction criteria by maintaining the pH of the biosolids at 11.5 or more for an additional 22 hours.

Biosolids Committee ReportChairperson:

Tom Holst - [email protected]

Trenton, Missouri Implements New Biosolids Management Program

continued on next page...

2010 WEF and MWEA Award Winners

15www.mwea.org Current Summer 2010

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3. Aerobic Digestion and Reed Beds: This alternative included the same thickening and aerobic digestion processes as the first alternative, followed by approximately 5 acres of constructed reed beds. The digested biosolids are spread on the reed beds where, over time, much of the water in the applied sludge is removed by a combination of drainage into the sand bed, evaporation, and by the reed bed plants. The reed bed plants are normally harvested once a year. Biosolids can be applied to a bed for several years - seven years would be typical. At that point, the dewatered biosolids are removed from the bed along with the reed bed plants and land applied.

4. Patented Cannibal Solids Reduction Process: This final alternative included use of a patented solids reduction process called Cannibal marketed by Siemens Water Technologies. The process includes several components including return activated sludge screening and a bioreactor which reduces overall waste activated sludge production by 80% or more. This alternative would also include thickening and lime stabilization of the waste activated sludge.

A life cycle cost comparison of the four alternatives was completed, resulting in the following comparison of costs: Alternative Total Annual Costs1 $5�0,0002 $�60,0003 $620,0004 $�80,000

Dewatering and lime stabilization was chosen for implementation for reasons of competitive cost, plus it is a proven technology and is simpler to operate than some of the alternatives. The fist cost of reed beds is relatively high in this case because of the scale of this project. Reed beds have typically been applied to much smaller capacity systems - generally less than 10% of the sludge production at Trenton.

ImplementationDesign and construction of the recommended biosolids management program along with other wastewater treatment plant improvements were completed in 2009. The project was financed through the Missouri State Revolving Fund (SRF) low interest loan program following approval of a bond issue by the voters of Trenton. The new biosolids management facilities include the following systems.

Sludge Holding Basin

-�75,000 gallon capacity-Coarse bubble diffused aeration with rotary positive displacement blowers-5 days storage of waste activated sludge production

Polymer Conditioning System

-Liquid emulsion polymer feed system-275 gallon emulsion polymer “totes”-Activate and dilute polymer to 0.25% feed concentration

Three-Belt Filter Press

-2 meter belt filter press-Independent control of thickening and dewatering belt speeds

16 www.mwea.orgCurrent Summer 2010

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Lime Storage and Feed System

-�0 ton lime storage silo-Screw feeder-Sludge/lime mixer

Sludge Cake Storage Pad

-12,000 SF with 6’ high perimeter walls-200 days storage

OperationThe new biosolids management program has now been in operation nearly a year. TMU normally operates the dewatering and lime stabilization system four days a week for about 6 hours per day to keep up with current levels of sludge production. The three belt filter press operation has produced cake solids averaging 18.6% prior to lime addition at a polymer dosage rate of 8.� lb/dry ton. The lime stabilization process utilizes granular quicklime at an average dosage rate of 660 lb per dry ton to meet the Class B pH requirements. Operating costs, including labor, power, chemicals (polymer, lime) plus land application hauling costs have averaged $�8 per wet ton of dewatered (18.6%) biosolids, or $20� per dry ton.

BenefitsTMU has realized several benefits associated with their new biosolids management program since its startup in 2009. They include:

Produce Dewatered Class B Bioslids Fast - In less than an hour, waste activated sludge is dewatered and stabilized to Class B requirements and ready to be land applied.

Simple – After some start-up challenges, TMU staff have learned the tricks to operating the process over a relatively short time frame.

Marketable - There is now a demand for the lime stabilized biosolids by property owners much closer to the treatment plant - a welcome change from the previous program.

Low Odor - The lime stabilized biosolids are nearly odor free, including the biosolids stockpiled on the cake storage pad over extended periods (months) of time.

Flexibility - The capacity to store biosolids on the sludge cake storage pad provides TMU the flexibility it needs to restrict land application to times when it can be most efficiently done and when desired by property owners.

Greatly Reduced Hauling - Hauling is reduced as a result of the tremendous sludge volume reduction achieved by dewatering, plus the improved marketability of the lime stabilized biosolids which has substantially reduced hauling distances.

Trenton’s new biosolids management program is off to a great start and should serve its needs for many more years to come.

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Keen on Green

18 www.mwea.orgCurrent Summer 2010

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MW

EA Executive Com

mittee (2010 - 2011)

REV March 9, 2010

MWEA Executive Committee 2010 – 2011

Position Name Address Phone/e-mail President Richard Johannes URS Corporation

8300 College Blvd Suite 200 Overland Park, KS 66210

913/[email protected]

President Elect Jeff Clarke Hydro-Kinetics 5741 Manchester Ave St. Louis, MO 63110-1903

[email protected]

Vice President Tom Ratzki Black & Veatch 15450 S. Outer 40 Drive Suite 200 Chesterfield, MO 63017

636/532-1051 x102 [email protected]

Secretary Clara Haenchen City of Jefferson 320 East McCarty Jefferson City, MO 65101

573/[email protected]

Treasurer Robert J. Januska RJN Group, Inc. 727 N. First Street, Suite 240 St. Louis, MO 63102-2541

314/ 588-9764 ext. 311 [email protected]

PWODRepresentative

Dave Erwin City of Jefferson 320 East McCarty Jefferson City, MO 65101

573/[email protected]

Delegate(term ends – WEFTEC, October 2010)

Keith Arbuckle Duckett Creek Sanitary District 3550 Highway K O’Fallon, MO 63368

636/[email protected]

Delegate Ken Gambaro Metro St Louis Sewer District 3455 Creve Coeur Mill Rd St. Louis, MO 63146-2121

314/[email protected]

Delegate(term begins –WEFTEC, October 2010)

Trent Stober Geosyntec Consultants 1123 Wilkes Blvd. Suite 400 Columbia, MO 65201

573/[email protected]

Past President Mary West Jacobs 501 N Broadway St. Louis, MO 63102-2121

314/[email protected]

Past Past President Phil Burns Shafer, Kline and Warren, Inc. 11250 Corporate Avenue Lenexa, KS 66219

913/[email protected]

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19www.mwea.org Current Summer 2010

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MW

EA C

omm

itte

e Ch

airs

(201

0 - 2

011)

Rev: April 5, 2010

MWEA 2010-2011 Committee

Chair Address Phone/Fax/E-mail

Audit Bobby Lyerla Municipal Equipment Company 2735 Mercantile Dr. St. Louis, MO 63144-2807

314/[email protected]

Awards Al Callier Donohue & Associates 1415 Elbridge Payne Rd. Suite 165 Chesterfield, MO 63017

636/[email protected]

Biosolids Tom Holst Southwest Wastewater Treatment Plant3301 S. FF Hwy Springfield, MO 65807

417/ 891-1600 ext [email protected]

Collection System Roxann Slater ADS 9111 Allman Road Suite 105 Lenexa, KS 66219

913/[email protected]

Education / Public Relations

Nicole Tompkins Young CDM100 N. Tucker, Suite 550 St. Louis, MO 63101

314/[email protected]

Equipment O & M Mark Mintun Municipal Equipment Company 2735 Mercantile Dr. St. Louis, MO 63144-2807

314/[email protected]

Government Affairs Jim Ross Bartlett & West Eng. 250 NE Tudor Rd. Lees Summit, MO 64086

816/[email protected]

Government Affairs Waldo Margheim George Butler Assoc.,Inc. 9801 Renner Blvd. Lenexa, KS 66219-9745

913/[email protected]

Historian Pam Schweitzer Environmental Management Corp 1001 Boardwalk Springs Place Suite 100 O’Fallon, MO 63368

636/[email protected]

Industrial Waste Bill McAllister Project Manager Burns & McDonnell 9400 Ward Parkway Kansas City, Missouri 64114

816/ 822-3031 [email protected]

Laboratory Practices Jane Hood City of St. Joseph 3500 State Route 759 St. Joseph, MO 64504-1014

816/[email protected]

Local Arrangements Cliff Cate TREKK Design Group, LLC 1441 East 104th Street Suite 105 Kansas City Missouri 64131-4521

(816) 874-4659 [email protected]

Local Arrangements Rebecca Hoffmann Horner & Shifrin, Inc. 5200 Oakland Ave. St. Louis, MO 63110

314/[email protected]

Membership Bently Green Black & Veatch 15450 S.Outer 40 #200 Chesterfield, MO 63017-2062

636/[email protected]

Newsletter Bob Campbell Stantec Consulting 1859 Bowles Avenue Suite 250 St. Louis MO 63026-1944

636/[email protected]

Newsletter Robert Neath CH2M HILL 1034 S. Brentwood Blvd. Suite 2300 St. Louis, MO 63117-1223

314/[email protected]

Nominating Mary West Jacobs 501 N Broadway St. Louis, MO 63102-2121

314/[email protected]

20 www.mwea.orgCurrent Summer 2010

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MW

EA Com

mittee Chairs (2010 - 2011)

Rev: April 5, 2010

MWEA 2010-2011 Committee

Chair Address Phone/Fax/E-mail

Operator Assistance Jane Hood City of St. Joseph 3500 State Route 759 St. Joseph, MO 64504-1014

816/[email protected]

Plant Managers Mark Pearson AECOM 2405 Grand Blvd. Suite 1000 Kansas City, MO 64108

816/[email protected]

Plant Managers Jeff Shook Little Blue Valley Sewer Dist. 21101 East 78 Highway Independence, MO 64057

816/[email protected]

Program Philip Walsack MPUA 1808 I-70 Drive SW Columbia, MO 65203

573/[email protected]

Registration Wayne Humes MSD 3455 Creve Coeur Mill Rd St. Louis, MO 63146

314/[email protected]

Safety, Security & Occupational Health

Craig Rippey City of St. Joseph 3500 State Route 759 St. Joseph, MO 64504-1014

816/[email protected]

Small Flows Dennis Stith Shafer Kline & Warren Inc PO Box366 Macon, MO 63552-0366

660/[email protected]

Small Flows Tom Caraker, Jr. Flo-Systems 905 Cherry Ln. Troy, IL 62294

618/[email protected]

SSSSS Danny Rowatt Municipal Equipment Company 2735 Mercantile Dr. St. Louis, MO 63144-2807

[email protected]

2010 SJWP Pam Schweitzer Environmental Management Corp 1001 Boardwalk Springs Place Suite 100 O’Fallon, MO 63368

636/[email protected]

Storm Water Sean DeWeese Water Protection Division 3500 State Hwy 759 St. Joseph, Mo 65404

[email protected]

Student Activities Jeff Gratzer Jacobs 501 N Broadway 4th floor St. Louis, MO 63102-2121

314/[email protected]

Tellers Steven Spydell City Of Independence Sewer Maintenance Division - WPC PO Box 1019 14909 East Truman Rd Independence, MO 64051

816/[email protected]

WatershedManagement

Jim Schlaman Black & Veatch 8400 Ward Parkway Kansas City, MO 64114

913/[email protected]

Website Todd Bolte MSD Grand Glaize WWTP 1000 Grand Glaize Parkway Valley Park, MO 63088

[email protected]

Young Professionals Todd Bolte MSD Grand Glaize WWTP 1000 Grand Glaize Parkway Valley Park, MO 63088

[email protected]

Young Professionals Amanda K. Johnson Black & Veatch Corporation 8400 Ward Parkway Kansas City, MO 64114

913/[email protected]

21www.mwea.org Current Summer 2010

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WATER. WASTEWATER.ENGINEERING SERVICES.PROJECT DEVELOPMENT.PLANNING.DESIGN.CSO SOLUTIONS.WET WEATHER PROGRAMS.CONSULTING.ENERGY.INFORMATION.GOVERNMENT.

15450 S. Outer Forty Drive, Suite 200St. Louis, Missouri636.532.7940

8400 Ward ParkwayKansas City, Missouri913-458-2000

[email protected]

b&v.mwea.3.5x4.5.0107:MWEA 1/8/2007 4:13 PM Page 1

22 www.mwea.orgCurrent Summer 2010

Page 23: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

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Page 24: Current - Missouri Water Environment Association...Validation per USEPA disinfection guidelines • Up to 35 mgd/reactor • In line, closed chamber Ozonia North America, 491 Edward

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