Pesticide Use Regulations to Protect Groundwater
Back to Groundwater Protection Regulations
Back to Identifying and Protecting Groundwater Protection
Areas
Regulations adopted by DPR to protect groundwater from contamination resulting from the use of agricultural pesticides on the Groundwater Protection List (3CCR section 6800[a]) in specified vulnerable areas or throughout California.
Groundwater Protection Areas (GWPAs)
Leaching GWPAs
- Regulation - 3CCR Section 6487.5
- Guidelines - Use requirements for leaching GWPAs, PDF (20 kb)
Runoff GWPAs
- Regulation - 3CCR Section 6487.4
- Guidelines - Use requirements for runoff GWPAs, PDF (55 kb)
Engineered rights-of-way in GWPAs
- Regulation - 3CCR Section 6487.3
- Guidelines - Use requirements for engineered rights-of-way in GWPAs, PDF (21 kb)
Approved alternative management practices within GWPAs
- Band treatments in citrus in runoff GWPAs, PDF (22 kb)
- Retention basins with percolation rates greater than 0.2 inches per hour in runoff GWPAs, PDF (391 kb) - Item 1
- Treatments to tops and outer sides of canal banks in runoff GWPAs, PDF (391 kb) - Item 2
- How to request an alternative management practice or interim use within a GWPA from DPR
Statewide
Bentazon
- Regulation - 3CCR section 6457
Inside canal and ditch banks
- Regulation - 3CCR Section 6487.2
Artificial recharge basins
- Regulation - 3CCR Section 6487.1
For content questions, contact:
E-mail: GWPP@cdpr.ca.gov