Selected Regulatory Work

Rule-Makings:

• Cost Analysis of the Proposed Modification to the Minimum Risk Pesticide Listing Program, as part of "Pesticides: Addition of Chitosan (Including Chitosan Salts) to the List of Active Ingredients Permitted in Exempted Minimum Risk Pesticide Products" (2022)

• Cost Analysis of the Proposed Product Performance Rule (2021), particularly Chapter 4: Costs Savings to Registrants from the Proposed Rule, as part of Pesticide Product Performance Data Requirements for Products Claiming Efficacy Against Certain Invertebrate Pests (2021) 

• Economic Analysis for "Pesticides: Modification to the Minimum Risk Pesticide Listing Program and Other Exemptions under Federal Insecticide, Fungicide, and Rodenticide Act" (2021) 

Regulatory Decisions:

• DCNA (2024)

  • DCNA (Dicloran) Interim Registration Review Decision Case Number 0113

• Triadimefon (2024)

  • Interim Registration Review Decision for Triadimefon

• TCVP (2024)

  • Tetrachlorvinphos (TCVP) Interim Registration Review Decision Case Number 0321

• Acephate (2024)

  • Acephate Proposed Interim Registration Review Decision (PID) Case Number 0042

• Oxyfluorfen (2024)

  • Oxyfluorfen Amended Proposed Interim Registration Review Decision Case Number 2490

• Acrolein (2024)

  • Acrolein Proposed Interim Registration Review Decision Case Number 2005

Chemical Assessments

• Dimethoate (2024)

  • Dimethoate (PC code 035001): Overview of Usage, Pest Management Benefits, and Impacts of Potential Risk Mitigation

• Acephate (2024)

  • Assessment of the Usage and Pest Management Benefits of Acephate, an Organophosphate Insecticide, on Cotton (PC\# 103301)

• Paraquat (2024)

  • Appendix C: Supplemental Consideration of International Maximum Residue Limits on Benefits from Use of Paraquat

• DCPA (2023)

  • Assessment of Dimethyl Tetrachloroterephthalate (DCPA) (PC: 078701) Use, Usage, and Benefits

• Rodenticides (2022)

  • Use and Benefits Assessment for 11 Rodenticides and Impacts of Potential Risk Mitigation

• Methomyl (2022)

  • Benefits of Methomyl in California and Impacts of Potential Endangered Species Act Mitigation for Methomyl (PC Code# 090301)

• Atrazine (2022)

  • Assessment of the Benefits of Atrazine and the Impacts of Potential Mitigation for Field Corn, Sweet Corn, Sorghum, and Sugarcane; PC Code (080803)

• Enlist (2022)

  • Use, Usage, and Current and Future Benefits of Enlist One and Enlist Duo Herbicides in Corn, Soybean, and Cotton

  • Registration Renewal of Enlist 2,4-D on Genetically Modified 2,4-D-Tolerant Corn, Cotton and Soybean: Incidents and Impacts of Potential Mitigation

  • Characterization of the Impact of the Use of Enlist One and Enlist Duo in Corn, Soybean, and Cotton on In-Field Milkweed Populations

• Dicamba (2021)

  • Status of Over-the-Top Dicamba: Summary of 2021 Usage, Incidents and Consequences of Off-Target Movement, and Impacts of Stakeholder-Suggested Mitigations (DP# 464173: PC Code 128931)

• Mesotrione (2021)

  • Assessment of the Benefits of Mesotrione (PC# 122990) and Impacts of Potential Mitigations

• Propargite (2021)

  • Assessment of the Benefits of Propargite (PC# 097601) and Impacts of Potential Mitigations in Orchard and Vineyard Crops, Corn, Hops, and Ornamentals

• Wood Preservatives (2021)

  • A Qualitative Assessment on the Use, Usage, and Benefits of Pentachlorophenol (PC#063001) as a Wood Preservative

  • A Qualitative Assessment on the Use, Usage, and Benefits of Chromated Arsenicals (PC #021101, PC #006801, and PC #006802) as Wood Preservatives

  • A Qualitative Assessment on the Use, Usage, and Benefits of Coal Tar Creosote (PC# 025004) as a Wood Preservative

• Dicamba (2020)

  • Assessment of the Benefits of Dicamba Use in Genetically Modified, Dicamba-Tolerant Soybean Production

  • Assessment of the Benefits of Dicamba Use in Genetically Modified, Dicamba-Tolerant Cotton Production

  • Dicamba Use on Genetically Modified Dicamba-Tolerant (DT) Cotton and Soybean: Incidents and Impacts to Users and Non-Users from Proposed Registrations

• Methomyl (2020)

  • Methomyl (PC #090301) Use on Sweet Corn: Usage, Benefits, and Impacts of Potential Mitigation for Registration Review

• Paraquat (2020)

  • Paraquat Use on Peanut: Usage, Benefits, and Impacts of Potential Mitigation for Registration Review

• Triazines (2019)

  • Atrazine and Simazine Use on Sweet Corn: Response to Comments, Usage, Benefits, and Impacts of Potential Mitigation

Response to Comments:

• Isoxaflutole (2022)

  • Biological and Economic Analysis Division’s (BEAD) Response to Comment on the Benefits of Isoxaflutole (PC Code 123000)

• Triazines (2020)

  • Biological and Economic Analysis Division’s (BEAD) Response to Comments on the Benefit Assessments for Triazine Use on Field Corn, Sorghum, Fallow, Sweet Corn, Sugarcane, Orchards, Vineyards, Caneberries, Strawberries, Christmas Trees, Forestry, Rights-of-Way, Turfgrass, and Nurseries

ICRs:

• Chapter 6 ("Estimating Burden and Cost of the Collection") of "Application for New and Amended Pesticide Registration" (2020)

Other Regulatory Work

• Lead economist for aminocyclopyrachlor, bromacil, boscalid, fenazaquin, mecoprop, terbacil, tetrachlorvinphos, tolfenpyrad, and others.

• Information on unpublished work available on request.