WESTAR WESTAR

National Air Monitoring National Air Monitoring Steering Committee UpdateSteering Committee Update

Spring Business Meeting 2010Spring Business Meeting 2010Denver, CODenver, CO

Bruce Louks, Idaho DEQBruce Louks, Idaho DEQ

NAAQS – Monitoring UpdateNAAQS – Monitoring Update

NO2 – Final ruleNO2 – Final rule Near – road monitoring population threshold changed Near – road monitoring population threshold changed

to 500,000.to 500,000. Site criteria for near-road monitoring based on AADT, Site criteria for near-road monitoring based on AADT,

fleet mix, roadway design, congestion patterns, fleet mix, roadway design, congestion patterns, terrain, meteorology. terrain, meteorology.

EPA will provide site development guidance and EPA will provide site development guidance and would like input from monitoring organizations.would like input from monitoring organizations.

40 additional sites dedicated to susceptible and 40 additional sites dedicated to susceptible and vulnerable populations; subject to EPA Regional vulnerable populations; subject to EPA Regional Administrator approval.Administrator approval.

Sites identified in July 1, 2012 network plans.Sites identified in July 1, 2012 network plans. Monitoring begins January 1, 2013.Monitoring begins January 1, 2013.

NAAQS – Monitoring UpdateNAAQS – Monitoring Update

Pb – rule pending, comments closed February Pb – rule pending, comments closed February 2010, final in fall 2010.2010, final in fall 2010. Source – oriented monitoring scheduleSource – oriented monitoring schedule

• > 1 tpy monitors already in place> 1 tpy monitors already in place• > 0.5 tpy monitors one year from promulgation (fall 2011).> 0.5 tpy monitors one year from promulgation (fall 2011).

NCore monitors beginning Janurary 1, 2011.NCore monitors beginning Janurary 1, 2011. Pb monitoring plans included in July 1, 2010 network Pb monitoring plans included in July 1, 2010 network

plan.plan. EPA seeking national contract for laboratory analysis.EPA seeking national contract for laboratory analysis. EPA plans to develop more generic FEMs to relieve EPA plans to develop more generic FEMs to relieve

burden on S& L’s to develop their own.burden on S& L’s to develop their own.

NAAQS – Monitoring UpdateNAAQS – Monitoring Update

O3 – rule pending; final in August 2010.O3 – rule pending; final in August 2010. CBSAs 50,000 to 350,00 require monitoring.CBSAs 50,000 to 350,00 require monitoring. In each state, 3 non-urban monitorsIn each state, 3 non-urban monitors

• Micropolitan (10,000 – 50,000) statistical areaMicropolitan (10,000 – 50,000) statistical area• far-downwind transport zones of currently well-monitored urban

areas• federal, state, or Tribal lands, including wilderness areas that have

ozone-sensitive natural vegetation and/or ecosystems Monitoring begins January 1, 2012 (could be delayed, or phased

in over 2 years). Monitoring plans due July 1, 2011. EPA will re-evaluate monitoring seasons using 2006-2008 data. NACAA and WESTAR comments have been submitted.

NAAQS – Monitoring UpdateNAAQS – Monitoring Update

SO2 – pending; final in June, 2010. Comments closed SO2 – pending; final in June, 2010. Comments closed February, 2010.February, 2010.

Population weighted exposure index thresholds (PWEI) Population weighted exposure index thresholds (PWEI) determine number of monitors required in CBSAs. Monitors determine number of monitors required in CBSAs. Monitors located in maximum source-impact areas, based on modeling. located in maximum source-impact areas, based on modeling. PWEI can be updated after 2009 NEI available. Burden is on PWEI can be updated after 2009 NEI available. Burden is on states to ensure accuracy of NEI data.states to ensure accuracy of NEI data.

Additional monitors based on that state’s contribution to national SO2 emissions; minimum of one. States will determine the specific location of these monitors within state boundaries (which can be inside or outside of CBSAs), with EPA approval.

Monitoring begins January 1, 2013. Monitoring plans in July 1, 2012 network plans.

NAAQS – Monitoring UpdateNAAQS – Monitoring Update

CO – NPRM due October, 2010.CO – NPRM due October, 2010. Likely to be near-roadway component.Likely to be near-roadway component. Issue with number of historical monitors supporting Issue with number of historical monitors supporting

SIPS/maintenance plans.SIPS/maintenance plans.

PM – Draft Policy Assessment released March, PM – Draft Policy Assessment released March, 2010. ANPR expected November 2010.2010. ANPR expected November 2010. Consideration to secondary standard to address Consideration to secondary standard to address

“visibility impairment”. This would most likely be a “visibility impairment”. This would most likely be a short-term (1 -3 hour) indicator of PM mass or light short-term (1 -3 hour) indicator of PM mass or light extinction (nephelometer). extinction (nephelometer).

Air ToxicsAir Toxics

Issue with quality of acrolein dataIssue with quality of acrolein data School Air Toxics (SAT) data will be invalidated due to QA issues. Data School Air Toxics (SAT) data will be invalidated due to QA issues. Data

will be flagged, not null coded.will be flagged, not null coded. EPA and Steering Committee working on solution for acrolein data in EPA and Steering Committee working on solution for acrolein data in

AQS (including NATTS).AQS (including NATTS). EPA’s ORD working on laboratory and collection method issues.EPA’s ORD working on laboratory and collection method issues.

NACAA and EPA will begin discussion for process whereby NACAA and EPA will begin discussion for process whereby monitoring organizations may opt out of NATTS monitoring monitoring organizations may opt out of NATTS monitoring requirements for certain compounds or classes of compounds.requirements for certain compounds or classes of compounds.

EPA forming committee to scope assessment of NATTS monitoring EPA forming committee to scope assessment of NATTS monitoring network. NACAA has representative on the committee. First network. NACAA has representative on the committee. First meeting scheduled for February, 2010.meeting scheduled for February, 2010.

Community Scale Air Toxics grants proposed to resume in FY11. Community Scale Air Toxics grants proposed to resume in FY11. Priority may be granted to outcome-oriented projects (community Priority may be granted to outcome-oriented projects (community programs, EJ, children’s health).programs, EJ, children’s health).

Funding IssuesFunding Issues

White House FY11 proposed budget adds $82.5M for STAG grants, White House FY11 proposed budget adds $82.5M for STAG grants, of which:of which:

$42M for core workload$42M for core workload $15M ($15M (§103)§103) for mandated monitoring - capital costs for mandated monitoring - capital costs

• $15M is well short of estimated $80-100M needed to implement new and $15M is well short of estimated $80-100M needed to implement new and anticipated monitoring requirements.anticipated monitoring requirements.

• Question: Can $42M “core workload” funds can be used for operations and Question: Can $42M “core workload” funds can be used for operations and maintenance of ambient air monitoring systems?maintenance of ambient air monitoring systems?

Phase-out of §103 PM monitoring funds ($42.5M) will occur over Phase-out of §103 PM monitoring funds ($42.5M) will occur over four years, beginning FY11 – annual increments (percentages) not four years, beginning FY11 – annual increments (percentages) not yet determined.yet determined.

Funds transitioned to §105.Funds transitioned to §105. Raises issues with additional “match” requirements during a period Raises issues with additional “match” requirements during a period

where monitoring organizations are struggling with budgets.where monitoring organizations are struggling with budgets. However, additional matching funds will increase monitoring funds.However, additional matching funds will increase monitoring funds.