​Pesticide stewardship partnerships

  • Identify potential concerns and improve water quality affected by pesticide use around Oregon
  • Combine local expertise in water quality sampling results to encourage voluntary changes in pesticide use and management practices. 
  • Find ways to reduce pesticide levels while measuring improvements in water quality and crop management. 
  • Work toward measurable environmental improvements, making Oregon waters safer for aquatic life and humans. 

Partners include

  • Department of Environmental Quality (DEQ) 
  • Oregon State University (OSU) Extension Service 
  • Oregon Department of Agriculture (ODA) 
  • Oregon Department of Forestry (ODF) 
  • Oregon Health Authority (OHA) 
  • Watershed and other natural resource groups 
  • Local landowners and growers 
  • Soil and water conservation districts 
  • Tribal governments
PSP 2015-17 Grant Program

PSP Technical Assistance 2015-17 Grant Program guidelines and application


Waste Pesticide Collection Program

This program collects unwanted/unusable pesticides, spray mixtures, and unrinsed pesticide containers from agricultural or commercial operations. Household pesticides can be disposed of through the Household Hazardous Waste Program. Collection events will be posted here as they are announced. 


Ag Container Recycling Program (ACRC)


Empty Pesticide Container Recycling Program


Household Hazardous Waste Program

DEQ's household hazardous waste program

Oregon Strategy for Collecting Unwanted Pesticides

Objectives and strategies for pesticide collection. Document

​Other resou​​rces

Clackamas PSP Fact Sheet

Clackamas Basin Pesticide Stewardship Partnership fact sheet. Document

Clackamas PSP Website


DEQ fact sheet: Pesticide Stewardship Partnerships in Oregon

Pesticide Stewardship Partnerships fact sheet

DEQ's Statewide Water Quality Toxics Monitoring Program

Water quality toxics monitoring information

Map of current PSP watersheds (2017)

PSP watersheds map

Pesticide Stewardship Partnership (PSP) letter of support from Oregon Departments of Agriculture (ODA), Forestry (ODF), and Environmental Quality (DEQ)



Pesticide Stewardship Partnership Monitoring Summary: Clackamas River Watershed


Pesticide Stewardship Partnership Program 2013-15 Biennium Summary


Pesticide Stewardship Partnership Program 2015-17 Biennium Update

PSP 2015-17 report



Kirk Cook
Pesticide Stewardship Specialist
Phone: 541-841-0074