Long Beach Stormwater Project Promises Protection for LA River

Once completed, the project will capture and treat more than 40% of urban runoff generated throughout the Lower Los Angeles River Watershed.

On the Road: Integrated Planning for Municipal Wastewater and Stormwater

Eastern This live webcast will take place on Thursday, September 4, 2025, from 1:00 - 2:30 PM ... for Municipal Wastewater and Stormwater water, wastewater, wef, stormwater, integrated planning, epa,

Experts Identify Long-Sought Stormwater Contaminant Behind Salmon Deaths

Researchers believe a previously unknown chemical related to preservatives in rubber tires is responsible for mass salmon deaths after rainfall.

2024 WEF MS4 Awards Honor Excellence in Stormwater Management

2024 WEF MS4 Awards Honor Excellence in Stormwater Management Website

2023 National Stormwater Policy Forum Slide Deck.pdf

This PDF document contains ... the slides that were shown at the 2023 National Stormwater Policy Forum.

2019 Stormwater and Green Infrastructure Sponsorship License.pdf

Prep Webcast to Cover Stormwater Sector’s 2021 Legislative Priorities

Register for the April 19 webcast to prepare for meetings with congressional representatives during Water Week 2021.

New Hawaii Stormwater Utility Sparks State Exemption Debate

Legislative challenges hinder Oahu stormwater utility effort, pose new questions about equity in fee

Study: Stormwater Infrastructure Ineffective in Densely Urbanized Watersheds

New research claims ... that with enough impervious space, no amount of stormwater infrastructure can effectively curb runoff volumes

WEF MS4 Awards Celebrate Sector-Leading Stormwater Organizations

The WEF Stormwater Institute recently announced winners of its seventh-annual National Stormwater and Green