The 2026 Stormwater Code and Stormwater Manual have been in effect for a few months. To help you get stormwater review approval more quickly, here are a few things to keep in mind: New Training Available The SDCI stormwater review team has posted “Stormwater Code 101” and “2026 Code Update”… [ Keep reading ]
The City of Seattle is in the process of updating Seattle’s Stormwater Code and Stormwater Manual as required by the Washington State Department of Ecology. The proposed legislation for the 2026 Stormwater Code is available at the Council Bill 121190 website under the “Text” tab. The Seattle City Council has… [ Keep reading ]
The City of Seattle is in the process of updating Seattle’s Stormwater Code and Stormwater Manual as required by the Washington State Department of Ecology. The proposed legislation for the 2026 Stormwater Code is available at the Council Bill 121190 website under the “Text” tab. Upcoming Meeting Dates The Council… [ Keep reading ]
The City of Seattle is in the process of updating Seattle’s Stormwater Code and Stormwater Manual as required by the Washington State Department of Ecology. The second draft of the 2026 Stormwater Code and Manual documents will be available for public review and comment beginning January 7, 2026. The documents… [ Keep reading ]
We’re working with Seattle Public Utilities to update Seattle’s Stormwater Code and Stormwater Manual as required by the Washington State Department of Ecology. The second draft of the updated Code and Manual documents will be available for public review and comment the week of January 5. We’re holding a public… [ Keep reading ]
The City of Seattle is in the process of updating the Stormwater Code and the Seattle Stormwater Manual. The first draft of the updated Code and Stormwater Manual, that addresses equivalency with the State of Washington Department of Ecology (Ecology) rules and permits, is nearing completion. We will share it… [ Keep reading ]
The City of Seattle is in the process of updating the Stormwater Code and the Seattle Stormwater Manual. The first draft of the updated Code and Stormwater Manual, that addresses equivalency with the State of Washington Department of Ecology (Ecology) rules and permits, is nearing completion. It will be ready… [ Keep reading ]
The updated City of Seattle Stormwater Code and Manual became effective July 1, 2021. Please visit our Stormwater Code website as a great deal has changed with this update.
The City of Seattle Stormwater Code and Manual became effective July 1, 2021. Please visit our Stormwater Code website as a great deal has changed with this update. SDCI has prepared multiple training materials to help prepare applicants that are posted on the website. We are also hosting virtual Q&A sessions each Wednesday in July and August at 2:00 p.m.
The 2021 Stormwater Code and Manual update is on track to become effective on July 1, 2021. The new rules will replace the current Stormwater Code and Directors’ Rules, which are administered jointly by SDCI and Seattle Public Utilities (SPU). For more information, visit our Updating Stormwater Regulations Background page. Draft documents of the revised rules and summary of the Stormwater Code changes are available on the Updating Stormwater Regulations Project Documents page. You can find recordings from three of the Public Meetings that highlighted the code changes on the Updating Stormwater Regulations Get Involved page.
