SWIM's Program Manager provided oral and written testimony to the NYC City Council Committee on Environmental Protection and Waterfronts on Intro 0936-2026, encouraging a Department of Coastal Protection to be part of DEP rather than a separate entity.

SWIM's letter to the NY DEC commends the Alley Creek Long-Term Control Plan (LTCP) modifications, particularly with regards to public engagement and nature-based solutions.

SWIM's letter to the U.S. Army Corp of Engineers points out concerns with the FiDi Fortifying Our Resilient Growth and Economy (FORGE) scoping report including public engagement deficiencies, lack of public information, stormwater management, impact on aquatic systems, equity concerns, and the need for a hybrid approach to coastal resilience.

SWIM's letter to the NYC Water Board calls for increased rates to be paired with equitable stormwater rate restructuring based on impervious area. In addition, the letter requests the release of the DEP's stormwater rate restructuring study, and permanently ending the water rental payment.

SWIM's Program Manager provided oral and written testimony to the NYC City Council Committee on Environmental Protection and Waterfronts on Intro 730-A, encouraging the Committee to focus on combined sewer overflows (CSOs) and their impact on water quality, rather than harmful algal blooms (HABs).

SWIM's Program Manager provided oral and written testimony to the NYC City Council Committee on Environmental Protection and Waterfronts, advocating for the Unified Stormwater Rule, rejecting the water rental payment, and more.

SWIM's Program Manager provided oral and written testimony to the NYCC Committee on Environmental Protection, Resiliency and Waterfronts on Intros 0403-2024, 1352-2025, 1395-2025, and 1397-2025.

SWIM's letter to the USACE provided feedback on their plan for Actionable Elements, supporting the nature-based features in Staten Island and opposing the seawalls in the Harlem River.

SWIM provided feedback on NYC's 2024 Draft MS4 Stormwater Management Program Annual Report. It comments on public engagement, mapping, green infrastructure, monitoring, and other important topics.

SWIM's letter to NYS DEC opposes the proposed UAA and reclassification of the Harlem River.

SWIM's Program Manager testified in a letter to the NYCC Committee on Environmental Protection, Resiliency and Waterfronts on Intros 0499-2024, 1271-2025, 1302-2025, T2025-3757, and Resolution 0926-2025.

SWIM's letter to the NYC Water Board details comments regarding the Water and Wastewater Rate Schedule for 2025.

Riverkeeper and SWIM wrote to the City Council to support funding in the FY26 Budget for implementation of the Unified Stormwater Rule.

SWIM's Program Manager testified in a letter to the NYCC Committee on Environmental Protection, Resiliency and Waterfronts Oversight Hearing for Nature-Based Solutions.