Lower Salinas River Watershed Chlorpyrifos and Diazinon TMDL
Problem Statement - Sixteen waterbodies in the lower Salinas River watershed are impaired due to exceedance of the narrative toxicity and pesticides water quality objectives. The pesticides chlorpyrifos and/or diazinon are present in the impaired waterbodies at levels that are not protective of several beneficial uses associated with aquatic life, including, but not limited to the following beneficial uses: cold fresh water habitat, warm fresh water habitat, estuarine habitat, wildlife habitat, rare threatened or endangered species, migration of aquatic organisms, and spawning, reproduction and/or early development uses.
- October 7, 2011 - USEPA approves the Lower Salinas River Watershed Chlorpyrifos and Diazinon TMDL
- May 5, 2011 - Central Coast Water Board adopts the Lower Salinas River Watershed Chlorpyrifos and Diazinon TMDL
- Staff Report
- Attachment 1 - Resolution R3-2011-0005 and Implementation Plan
- Attachment 2 - Project Report (technical report that provides the basis for the TMDL)
- Attachment 4 - Public Comment and Staff Response
- Larry Harlan
Status and Public Notices
- Status: Fully approved and effective.
- Report Card, Chlorpyrifos and Diazinon (2016)
- Public Notice: none at this time.
- Central Coast Water Board
- adopted May 5, 2011.
- US Environmental Protection Agency
- approved October 7, 2011, which is the effective date.