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Spring Valley CWMA Presentation
The mission of the Eastern Nevada Landscape Coalition is to restore the dynamic, diverse, resilient landscapes of the arid and semi-arid
West for present and future generations through education, research, advocacy, partnerships, and the implementation of on-the-
ground projects.
Tri County Weed Project
• Established 2001 • Lincoln, Nye and White
Pine Counties • Brainchild of a former
extension agent for White Pine County
Newark/Long Valley CWMA
• Established in 2002 • Established on a
watershed basis • Established because of a
leafy spurge infestation • Weeds of concern: leafy
spurge, perennial pepperweed, hounds tongue, hoary cress, thistles
2003 CWMAs
• White River CWMA – agricultural concerns
• Railroad Valley CWMA because of Perennial pepperweed and knapweed issues
• Continued to use watershed boundaries as the boundaries for the CWMAs
2004 Steptoe Valley CWMA • Started in the mining
community of Ruth because of Spotted knapweed infestations.
• Expanded to include all of Steptoe Valley and Smith Valley
• Weeds of concern: spotted knapweed, hounds tongue, hoary cress, thistles, Dalmatian toadflax
2005 Snake Valley CWMA • Crosses the state line into
Utah • MOU with the Fillmore, UT
BLM office • MOU with Great Basin
National Park • County weed managers
from Utah included in the CWMA contacts
• Weeds of concern tamarisk, hounds tongue, thistles, Russian olive, puncture vine
2006 Spring Valley CWMA
• Also established along the watershed boundaries
• Largest private land owner is the Southern Nevada Water Authority
• Weeds of concern: thistles, hoary cress, puncture vine, spotted knapweed
2010 and 2011 CWMAs
• 2010 the Upper Meadow Valley CWMA formed
• 2011 the Golden Gate CWMA formed
• Panaca CWMA was formed in 2006 but disbanded two years later
2013 Pahranagat Valley • ENLC was asked to take
over as fiscal manager for the Pahranagat Valley CWMA in 2013
• CWMA contains two state wildlife areas and one USFWS area
• Critical migratory bird habitat and willow fly catcher habitat
• Weeds of concern: hoary cress, thistles, Russian olive, Black henbane
2014 Southern Nevada CWMA • Encompasses all of Clark
County and portions of Lincoln and Nye Counties
• 2nd attempt to establish a CWMA
• Very large urban population (2 million +)
• Weeds of concern: Malta star thistle, yellow star thistle, tamarisk, Green Fountain Grass,
Eastern Nevada Cooperative Weed Management Areas
• 10 CWMAs to date • More than 19.2 million
acres covered by these CWMAs = 26.8 % of the state of Nevada
• Make up of the acreages: private, BLM, Forest Service, Tribal, Military, National and State Parks
Funding • We compete annually for
funding • To date all funding has
come from grants or cooperative agreements
• Nevada does not have a dedicated funding source for fighting invasive species
• Total funding to date: $1,874,435 or 9.7 cents/acre
Collaboration
Some of the Partners
• Private land owners/managers
• BLM • US Forest Service • Nevada Dept. of Ag • Nevada Dept. of
Wildlife • USFWS • Great Basin National
Park
• Ely Shoshone Tribe • Duckwater Shoshone
Tribe • Moapa Band of Paiutes • Lake Mead National
Recreation Area • Bureau of Reclamation • Nevada Division of
Forestry • Mining Companies
A Collaborative Partnership
• ENLC provides non-profit status • ENLC provides grant writing and
fiscal management • Tri-County provides weed
expertise and equipment and manpower
• ENLC and Tri-County provide general support for the CWMAs
• Land owners/managers provide labor, equipment, funding
• Agency partners provide funding and treatment on their lands
Tools Used
• Chemical • Mechanical • Livestock • Biocontrol • Hand labor • Reseeding
On the Ground Accomplishments
• Treated over 313,736 acres of weed infestations since 2003 Inventoried over 10 million acres since 2002
• Identified over 1,200 infestations
• Annual White River Valley Volunteer Day
More Accomplishments
• Snake Valley Water Hemlock pull
• Snake Valley Community Center Clean-up
• Snake Valley Elementary School grounds
• Seeding corners of pivots • S. NV CWMA Fountain
Grass Volunteer Projects
Education and Outreach Accomplishments
• ENLC hosts a Winter Weed Conference every January - offering CEUs and the applicator’s exam
• Meet at least twice a year with each CWMA
• Distribution of weed booklets at meetings, walk ins, feed stores, conferences, county fair
Challenges • Keeping people motivated and
involved • Lack of funding for the Forest
Service lands and declining BLM budgets and grant sources
• Lack of any consistent statewide funding and program
• Very small weed program at NDA • Continual formation of new roads
and two tracks because of OHV recreation
• Resource damage because of extremely high wild horse numbers
• Wildfires
The Next Generation
Questions?
Contact Information
Betsy Macfarlan Eastern Nevada Landscape Coalition 775.289.7974 ext. 1# execdir@envlc.org Website: envlc.org
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