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State of California Department of Pesticide Regulation
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Reports Archive

Study 228: Monitoring the Concentrations of Detected Pesticides in Wells Located in Highly Sensitive Areas (Well Network Sampling) Annual Update 2020

Detection of Atrazine, Simazine, and Their Breakdown Products in Public Water Supply Wells

Demonstration of Effectiveness of Chemigation of Pre-Emergence Herbicides Applied through Low-Volume Irrigation Systems

February 1, 2005

Sampling for Pesticide Residues in California Well Water DPR Response to Detections in the 2021 Well Sampling Report

Urban Monitoring in Southern California Watersheds FY 2011-2014

May 8, 2015

Study 269 (FY2013-2014). Urban Monitoring in Roseville and Folsom, California

May 8, 2015

Surface Water and Sediment Monitoring in 2012-2013

April 30, 2015

Further Characterization Of Sacramento, California Area Urban Neighborhoods. Addendum for Fiscal Year 2011-2012

April 30, 2015

Sampling for Pesticide Residues in California Well Water 2024 Update

May 28, 2025

Sampling for Pesticide Residues in California Well Water 2021 Update

April 1, 2022

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