Surface Water Protection Program Contracts

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These projects were funded by contracts with the Department of Pesticide Regulation (DPR) of the California Environmental Protection Agency. The statements and conclusions in these reports are those of the contractors and not necessarily those of the California Department of Pesticide Regulation. The mention of commercial products, their source, or their use in connection with material reported herein is not to be construed as actual or implied endorsement of such products.

These projects were funded by contracts with the Department of Pesticide Regulation (DPR) of the California Environmental Protection Agency
Contract Number Contract Description
21-C0092 Validate effectiveness of the CalBMP model, PDF. Pam Krone and Jennifer Penksy, California Marine Sanctuary Foundation. May 2022-June 2024.

Progress Report 1, PDF

Contract Manager: Pedro Lima

21-C0044 Evaluation of pyrethroid toxicity removal in agricultural detention basins using Hyalella azteca, PDF. Swee Teh, UC Davis. November 2021 - June 2023.

Progress Report, PDF

Contract Manager: Xin Deng

21-C0035 Phyto-mitigation to remove neonicotinoids in surface runoff, PDF. Jay Gan, UC-Riverside. October 2021-June 2023.

Contract Manager: Robert Budd

20-C0071 Detention basin design and performance for pyrethroid removal, PDF. Tom Young, UC-Davis. June 2021-April 2023.

Progress Report, PDF

Progress Report 2, PDF

Contract Manager: Xin Deng

20-C0070 Impacts of climate change on pesticide surface water concentrations, PDF. Tom Young, UC-Davis. June 2021-April 2022.

Contract Manager: Xuyang Zhang

19-C0072 BMP evaluation modeling for reducing pesticide loads in surface water of California, PDF. Minghua Zhang, UC-Davis. June 2020-April 2022.

Contract Manager: Xuyang Zhang

19-C0043 Training pesticide control operators (PCOs) and PCO companies in urban pyrethroid applications, PDF. Loren Oki, UC-Davis. January 2020-December 2022.

Contract Manager: Aniela Burant

19-C0031 Modeling to evaluate relative contribution of pesticides to California's surface waters from wastewater, PDF. Jacelyn Rice-Boayue, UNC-Charlotte. May 2020-April 2022.

Final Report, PDF

Contract Manager: Yina Xie

19-C0030 Incorporating Mixture Toxicity into Bayesian Networks to calculate risk to pesticides in the Upper San Francisco Estuary, PDF. Wayne Landis, Western Washington University. January 2020-August 2022.

Contract Manager: Jennifer Teerlink

18-C0159 Quantitative analysis of pesticides in wastewater influent, effluent, and biosolids, PDF. Tom Young, UC-Davis. May 2019–April 2021.

Final Method Report, PDF

Contract Manager: Jennifer Teerlink

18-C0072 Seed treatment effects on neonicotinoid concentration in irrigation run-off from lettuce fields, PDF. Michael Cahn, UC Cooperative Extension. January 2019–November 2020.

Final Report, PDF

Contract Manager: Scott Wagner

18-C0071 Analytical Support for Seed treatment effects on neonicotinoid concentration in irrigation run-off from lettuce fields, PDF. James Orlando, United States Geological Survey. May 2019- December 2020.

Link to USGS Final Report

Contract Manager: Scott Wagner

18-C0043 Integrated vegetated treatment system for mitigating imidacloprid and permethrin in agricultural-irrigation runoff, PDF. Ron Tjeerdema and Bryn Phillips, UC Davis. October 2018–March 2020.

Progress Report - Year 1, PDF

Final Report

Contract Manager: Xuyang Zhang

18-C0042 High-throughput biomonitoring of aquatic invertebrates to evaluate site-specific species richness, PDF. Richard Connon and Sharon Lawler, UC Davis. September 2018–June 2019.

Executive Summary, PDF

Report 1, PDF

Contract Manager: Xin Deng

18-C0041 Identifying key sources of pesticides in wastewater to support source reduction efforts, PDF. Tom Young, UC Davis. November 2018-December 2020.

Contract Manager: Jennifer Teerlink

18-C0023 Pesticide residues in pavement dust: characterization of sources and movement to support the development and refinement of source-oriented mitigation options, PDF. Jay Gan, UC Riverside. July 2018–June 2020.

Final Report, PDF

Contract Manager: Robert Budd

18-C0019 Indoor depositional patterns of pesticides from fogger products to estimate wash-off fractions of active ingredients in support of down-the-drain models, PDF. Dong-Hwan Choe, UC Riverside. July 2018–June 2020.

Contract Manager: Robert Budd

18-C0018 Development of geomorphological and hydrological attributes database to support creation of a data-driven geospatial model, PDF. Randy Dahlgren and Alexander Aue, UC Davis. July 2018–June 2020.

Contract Manager: Dan Wang

17-C0100 Removal of Pesticides from Agricultural Runoff in Bioreactors: A field and laboratory assessment of removal rates, mechanisms and enhanced design strategies, PDF. Heather Bischel and Tom Young, UC Davis, May 2018-April 2020.

Contract Manager: Aniela Burant

16-C0102 Modify the Tembladero treatment system to incorporate additional processing steps that specifically treat neonicotinoids and other water soluble contaminants, PDF. Ron Tjeerdema, UC Davis, April 2017-June 2019.

Progress Report, PDF

Progress Report #2, PDF

Final Report, PDF

Contract Manager: Xin Deng

16-C0085 Isolate, characterize, and test microbes to degrade pesticides in woodchip bioreactors. Arlene Haffa, CSU Monterey Bay, PDF.

Contract Manager: Xin Deng

FY16-17 Year End Report, PDF

16-C0084 Develop novel molecular biomarkers that can evaluate the impact of chlorantraniliprole and imidacloprid exposures in aquatic invertebrates and fish, PDF. Simone Hasenbein UC Davis, Erika Holland CSU Long Beach. Jan 1, 2017 - Dec 31, 2017.

Contract Manager: Xin Deng

Status Report July 2017, PDF

Final Report, PDF

16-C0051 California Department of Fish & Wildlife will analyze surface water and sediment samples for pyrethroids and fipronils, PDF.

Contract Manager: Robert Budd

15-C0104 California Department of Fish & Wildlife (CDFW) shall analyze surface water, sediment samples, and Continuous Low Level Aquatic Monitoring (CLAM) discs for pesticide residue, PDF. May 2016–April 2018.

Contract Manager:Xin Deng

15-C0087 Development of a sunlight-driven, activated carbon-based electrolysis system for the passive remediation of pesticide-impacted drainage channels, PDF.

Contract Manager: Dan Wang

Final Report, PDF

15-C0081 Understanding Sources and Transport of Fipronil in Urban Environments, PDF. Jay Gan, UC Riverside, March 21, 2016 - June 30, 2018.

Contract Manager: Yuzhou Luo

15-C0056 Training Pesticide Control Operators (PCOs) and PCO Companies in Urban Pyrethroid Applications, PDF. Loren Oki and Karey Windbiel-Rojas, UC Davis. Feb 1, 2016–Dec. 31, 2018.

Workshop Agenda PDF

Meeting survey PDF

First Annual Report, PDF.

Final Report, PDF

Appendices A-C, PDF

Contract Manager: Mike Ensminger

15-C0055

Develop statistical methodology to estimate pesticide concentration and produce novel statistical data analysis tools to support DPR's applications, PDF. Alexander Aue, UC Davis. Oct 1, 2015–July 31, 2018.

Final Report, PDF

Contract Manager: Dan Wang

15-C0003 Flow and sample collection of urban runoff monitoring data in southern California, PDF. Darren Haver. July 2015–June 2017.

Contract Manager: Robert Budd

14-C0103 Develop, validate, and demonstrate analytical methods to quantify the concentrations of a target list of pesticides in municipal wastewater influent and effluent and scan for the presence of other pesticides and adjuvants, PDF. Tom Young, UC Davis. May 2015–April 2017.

Amendment, PDF

Contract Manager: Jennifer Teerlink

Final Report, PDF

14-C0102 Effects of Application Methods on Fipronil Runoff Potential and Ant Control Efficacy. Les Greenberg et al. UC Riverside, PDF. May 2015-April. 2017.

Contract Manager: Mike Ensminger

ucriverside_14-C0102.pdf

Year End Report, PDF

Presentation 113, PDF

Final Report, PDF

14-C0029 Pyrethroids in Urban Stream Sediments: System modeling, Recovery rates, and Sampling Strategies, PDF Thomas M. Young and Fabian A. Bombardelli. UC Davis. Nov 17, 2014-Sept 30, 2017.

Contract Manager: Yuzhou Luo

Amendment 2016, PDF

14-C0012 Evaluate the Effectiveness of Shredded Plastics in Mitigation Pesticide Runoff in Surface Water, PDF. Ron Tjeerdema. UC Davis. July 2014-Dec. 2015.

Contract Manager: Robert Budd

Final Report, PDF

13-C0062 Development of Passive Samplers for Ambient Monitoring of Pesticides in Water. Jay Gan, UC Riverside, PDF.

Contract Manager: April DaSilva

13-C0052 Northern California urban pesticide monitoring and mitigation, PDF. Loren Oki, UC Davis.

Amendment (Sept 30, 2016), PDF

Amendment (March 31, 2018), PDF

Projective objectives: 1) conduct surface water monitoring from storm drain outfalls and creeks; 2) install automated sampling equipment at the outfall of a constructed water quality treatment pond; 2) maintain flow meters and collect flow measurements from monitoring sites in Folsom, CA.

Contract Manager: Michael Ensminger

13-C0029 Laboratory and In-situ Assessment of Exposures of Aquatic Organisms in an Urban Environment in Northern California (Aug 2013 - June 2016), PDF. Swee Teh, UC Davis.

Contract Manager: Xin Deng

Progress Report, PDF

Final Report, PDF

Appendix to Final Report, PDF

13-C0024 96-Hour Water Column Toxicity Tests Using Hyalella Azteca or Ceriodaphnia Dubia, PDF. Swee Teh, UC Davis, July 2013-Dec. 2014. Amended to Sept. 2016. Amendment (June 30, 2019), PDF

Contract Manager: Michael Ensminger

13-C0022 Assessment of Pesticide Mixtures of Lambda-Cyhalothrin, Permethrin, Chlorpyrifos on Aquatic Organisms, PDF. Sharon Lawler. UC Davis. July 2013-June 2014.

Contract Manager: Xin Deng

Final Report, PDF

Simone Hasenbein et al. 2015. A Long-term Assessment of Pesticide Mixture Effects on Aquatic Invertebrate communities. Environ Toxicol Chem 9999:1-15.

13-C0002 Source evaluation and mitigation of off-site movement of pesticides from residential homes, PDF. Jay Gan, UC Riverside, July 2013 - April 2016.

Contract Manager: Yuzhou Luo

Progress Report 2014, PDF

Richards, J., Reif, R., Luo, Y., Gan, J. 2016. Distribution of pesticides in dust particles in urban environments.Environ. Pollution. 214: 640-647.

12-C0064 Support for the Stream Pollution Trends Monitoring Program, PDF. Dave Crane. May 2013 - April 2016.

Contract Manager: Robert Budd

11-C0115 Development of Passive Samplers for Pesticides in Surface Water (June 2012-14). Ron Tjeerdema, UC Davis. Workplan, PDF.

Contract Manager: Robert Budd

Final Report, PDF Appendix, PDF upplemental Information, PDF

11-C0111 Modifications to HYDRUS2/3D (June 2012-14), PDF.

Contract Manager: Yuzhou Luo

Progress Report 2014, PDF