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Salmon Homecoming: Save the Date, Bring a Date!

September 24, 2025

Stormwater Awareness Week 2025 – October 6–11 Leading up to Stormwater Awareness Week 2025, we’re delighted to announce Salmon Homecoming. Grab your spirit wear and mark your calendars — Saturday, […]

Stormwater Awareness Week

Permeable Pavement in Action: Cleaning Demonstration with Mutual Materials

September 23, 2025

Stormwater Awareness Week 2025 – October 6–11 Join us during Stormwater Awareness Week for a hands-on look at one of the most effective tools for managing stormwater: permeable pavers. On […]

Stormwater Awareness Week

Destined for Bioretention: From Concept to Community Impact

September 22, 2025

Stormwater Awareness Week 2025 – October 6–11 Helping kick off Stormwater Awareness Week 2025, join us for a dynamic online presentation on Monday, October 6, that explores the flexibility of […]

Stormwater Awareness Week

Inspector Insights on the ISGP

September 11, 2025

Inspector Insights on the ISGP Join us for a special presentation featuring Ecology inspector Cody Ennis, who will share field-level insights into the Industrial Stormwater General Permit (ISGP). Cody’s presentation […]

Industrial Permit

ISGP Case Study- Mixed Media Filtration

August 25, 2025

ISGP Case Study: Mixed Media Filtration for Reducing Stormwater Risk In this session, Joel Prock, Senior Environmental Engineer with Boeing, walked through how his facility is managing compliance with both […]

Industrial Permit
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ISGP Discussion- Vendor and Contractor Training

August 25, 2025

ISGP Discussion- Vendor and Contractor Training With the 2025 ISGP reissuance, permittees must now provide SWPPP training not only for staff but also for contractors and vendors who can affect […]

Industrial Permit
white bus with open door in parking lot

Pre-register-Stormwater Treatment Tour

August 12, 2025

We’re excited to announce our stormwater treatment tour in Seattle, where you’ll learn firsthand about innovative solutions for managing stormwater in the region. This exclusive event will visit 3-4 locations […]

Industrial Permit

Register: BMP Case Study + Permit Discussion August 2025

July 15, 2025

Join us on August 12 from 1-2pm for a free learning session on Best Management Practices (BMPs) for the Industrial Stormwater General Permit! In this session, we’re excited to welcome […]

Industrial Permit

ISGP Case Study: Responding to a 60-day Notice of Intent to Sue

June 30, 2025

ISGP Case Study: Responding to a 60-day Notice of Intent to Sue In this case study, we welcome Stacy Paterson, senior consultant from Parametrix, as she presents on a real-world […]

Industrial Permit

ISGP Case Study: Managing Multiple Benchmark Exceedances

June 30, 2025

ISGP Case Study: Managing Multiple Benchmark Exceedances In this case study, we welcome in Molly Alar, senior consultant at Parametrix, as she presents on a real-world example of a facility […]

Industrial Permit