Jul 22, 2026

Comment letter to SCAQMD on Plasma Arc Cutting Permit Processing

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Jul 15, 2026

Comment letter with BAC on DEBA Solicitation

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Jul 14, 2026

Comment letter to CARB Staff about Essential Public Services and Reliability Concerns Regarding Proposed Rule 1110.4

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Jun 29, 2026

Comment letter to SCAQMD on BACT Guidelines

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Jun 16, 2026

Comment letter to CARB and CARB Board members regarding ACF Second 15-Day Amendments

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May 5, 2026

Comment letter on CEC Water Closet Efficiency

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Apr 27, 2026

Comment letter with CASA on AB 2777 CWSRF Loan Program

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Apr 17, 2026

Comment letter to CARB on Advanced Clean Fleets Regulation

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Mar 26, 2026

Coalition letter in Support of AB 1849-Papan Decarbonized Gaseous Fuels

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Mar 6, 2026

Comment letter to San Diego Regional Board on Exfiltration and Bacteria TMDLs

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Jan 6, 2026

Comment letter in Support of AB 643-Wilson Organic Waste Diversion Materials

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Jul 17, 2025

Second Comment Letter from Clean Water SoCal to SCAQMD on PR 1445

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Apr 17, 2025

Comment letter from Clean Water SoCal to USEPA on repealing Test of Significant Toxicity guidance.

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Apr 11, 2025

Comment letter from Clean Water SoCal to SCAQMD on PAR 1171

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Feb 5, 2025

Comment letter from Clean Water SoCal, et al, to CEC on Appliance Water Efficiency Regulations

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Jan 15, 2025

Comment letter from Clean Water SoCal to USEPA on California 2024 List of Impaired Waters - Section 303(d)

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May 17, 2024

Comment letter from Clean Water SoCal, et al, in response to origins of Ocean Acidification and Regulation of Public Wastewater Facilities

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May 16, 2024

Comment Letter from Clean Water SoCal to SCAQMD on PR 1445

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Apr 3, 2024

Comment Letter from Clean Water SoCal to USEPA on SCAQMD SIP Disapproval

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Mar 29, 2024

Comment Letter from Clean Water SoCal to SCAQMD on Rule 317.1

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