In 2010, Puget Soundkeeper won 10 Clean Water Act cases against Alaska Marine Lines, Port Angeles Landfill, Western Pneumatic Tube, CSR Marine, Boyer Logistics, Eastside Masonry Products, Yarrow Bay Yacht Sales, Cedar Grove Composting, Tacoma Asphalt Plant, and Canyon Lumber Company. Settlements directed $122,000 to environmental projects in Puget Sound, including:
- $15,000 — Stewardship Partners, Rain Garden Class and Installation in the Green/ Duwamish Watershed Project
- $10,000 — City of Port Angeles, Dry Creek Project
- $7,500 — Friends of Cedar River Watershed, Demonstration Rain Gardens
- $5,000 — Citizens for a Healthy Bay, Commencement Bay Restoration Project
- $5,000 — Duwamish River Cleanup Coalition, Herring House Hand Carry Boat Launch
- $5,000 — Adopt a Stream Foundation, Sorgenfrei Creek survey
- $1,000 — Friends of the Cedar River Watershed, Demonstration Rain Gardens
- $15,000 — Stilly Snohomish Fisheries Enhancement Task Force, Lower Snohomish Basin Project
- $18,500 — Friends of the Hylebos and Stewardship Partners, South Sound Rain Gardens Project
- $40,000 — Stilly Snohomish Fisheries Enhancement Task Force, Lower Snohomish Basin Project