
SWPPP Updates for 2025 ISGP
April 30, 2025
The update deadline for your Stormwater Pollution Prevention Plan or SWPPP is fast approaching! In this post we will go over what need to know for updating your SWPPP to […]

The update deadline for your Stormwater Pollution Prevention Plan or SWPPP is fast approaching! In this post we will go over what need to know for updating your SWPPP to […]

The 2026 Construction Stormwater General Permit Draft was just released. This release opened the public comment period and your opportunity to have say in the regulations that you interact with […]

The Washington Department of Ecology released the draft 2026 Construction Stormwater General Permit (CSGP) on March 19, 2025. This permit release opens the public comment period, which will close on […]

Navigating Washington State’s Construction Stormwater General Permit (CSGP) can be complex, but we’re here to help. Our no-cost technical assistance program supports construction site operators through every step of the […]

ISGP Discussion: Discharge to Ground and UIC Wells Join us on March 6th at 2 pm to discuss the 2025 ISGP with a focus on Discharges to Ground and UIC […]

We collected all of the questions asked during our recent Q&A session and sent them to Ecology for written answers. Ecology got back to us with the following answers: Sampling […]

ISGP Q&A Session Join us on January 16th at 10 am to discuss the 2025 Industrial Stormwater General Permit! We will be hosting Shannon McClellan, Ecology’s ISGP Permit Writer to […]

When done correctly, a solid staff training program can be one of the most effective Best Management Practices (BMPs) for both Industrial and Municipal Permittees. Comprehensive training not only ensures […]

ISGP Reissuance Discussion Join us on December 12th to discuss the 2025 Industrial Stormwater General Permit! In this discussion, we will present on some of the changes coming in 2025, […]

2025 ISGP Reissuance Ecology recently released the final version of the 2025 Industrial Stormwater General Permit. This permit is set to go into effect on January 1, 2025 and expires […]