View the SRWP Facebook Page  View the SRWP Twitter Feed  Signup for the SRWP Email Newsletter

Colusa, Glenn and Tehama WMA

Formed in 2001
Chaired by Jean Miller, Glenn County Agricultural Department
General contact person Jean Miller, 530-934-6501,
Mapping contact person Jordana Ellis
Meetings 2 to 4 times per year in Willows, Glenn County

Outreach Summary


  • 2002 Dirty Dozen Noxious Weeds List


The WMA runs outreach programs for high school students.

Project Highlights

Sites Reservoir purple starthistle treatment

The WMA, in partnership with Colusa and Glenn County Agriculture Departments, is working to protect 300 gross acres of grazing rangelands near Sites Reservoir in Colusa County. The project area has been chemically treated to remove purple starthistle.

Bear Creek arundo and tamarisk removal

One half mile of land along Bear Creek in Colusa County has been chemically treated for arundo and tamarisk to protect the riparian area. Plant material was removed after the chemical treatments. Project partners include Bureau of Land Management, Colusa County Resource Conservation District, CALFED Bay-Delta Program, and University of California, Davis.

Lower Stony Creek arundo and tamarisk removal

Glenn County Resource Conservation District and a Landowner Advisory Committee made up of landowners and various agencies worked together to chemically treat 30 acres of arundo and tamarisk along Lower Stony Creek.

Perennial pepperweed and barbed goatgrass treatment

Two current projects include control and eradication of perennial pepperweed in Glenn County and early detection and eradication of barbed goatgrass in Tehama, Glenn and Colusa Counties.

Participating Organizations

Army Corps of Engineers
Bureau of Land Management
California Department of Transportation (CalTrans)
California Department of Food and Agriculture
California Department of Conservation
Cerus Consulting
Colusa County Department of Agriculture
Colusa County Resource Conservation District
Colusa County Road Department
Cottonwood Creek Watershed Group
Deer Creek Watershed Conservancy
U.S. Fish and Wildlife
California Department of Fish and Game
Glenn Colusa Irrigation District
Glenn County Farm Bureau
Glenn County Resource Conservation District
Mill Creek Conservancy
Pestmaster Services
Pure Seed League
California State University, Chico, Research Foundation
Sacramento National Wildlife Refule Complex
Stony Creek Wastershed Resource Conservation District
Stony Ford Ranch
Tehama Colusa Canal Authority
Tehama County Department of Agriculture
Tehama County Farm Advisor
Tehama County Farm Bureau
Tehama County Flood and Water District
Tehama County Public Works
Tehama County Resource Conservation District
The Nature Conservancy
University of California Cooperative Extenstion
University of California, Davis
U.S. Forest Service, Mendocino National Forest
USDA Natural Resources Conservation District
Vina Resource Conservation District
Western Canal Water District