Sustainability staff update highlights emissions drop and programs to expand resident engagement

City sustainability staff gave a program update at the April 21 Sammamish City Council meeting, summarizing recent accomplishments and planned initiatives tied to the city’s Climate Action Plan and urban forest work.

Rose Weicker, the city’s natural resource and environmental sustainability coordinator, told council the city received an updated greenhouse gas inventory from King County that shows roughly a 12% emissions reduction from 2019 to 2023. Weicker said those reductions reflect technology improvements, electrification and increased electric vehicle adoption and noted the city’s climate element required by state law (House Bill 1181) must be implemented by 2029.

Weicker outlined several programs: EnergySmart Eastside, an interlocal program emphasizing residential heat‑pump incentives and weatherization (funded largely through state and utility grants); the Sustainable Sammamish guide mailed annually to residents; a Green Power enrollment campaign with Puget Sound Energy that could unlock $10,000 toward community solar if residents enroll; and a partnership with King County on community repair events to reduce landfill waste. She also discussed a 2023 canopy assessment showing Sammamish’s tree canopy at about 54% and described plans for an urban forest management plan update.

Weicker described outreach work that includes Sustainability Ambassadors — a student group that supports curriculum and outreach — and local partnerships with the Sustainability Commission. Councilmembers asked about appropriate cadences for canopy updates, comparisons with neighboring cities and how the city would account for state laws that inform adopted vehicle‑miles‑traveled and emissions targets.

Council members also discussed how the city will prioritize remaining one‑time budget funds for sustainability, noting the green building incentive program is on pause pending town‑center planning.