Services, Guides, and Information

The Tryon Creek watershed scores are above average in most areas measured by the 2023 Watershed Health Index. Upcoming projects to increase access for migrating fish will further improve the scores.

When you're thinking about purchasing a property, it's important to learn about the sewer connection and stormwater assets at the site. You can also find historic permits for construction work at the property and learn if the site is contaminated. Use the resources below to get started.

On July 1, 2024, City of Portland sewer, stormwater, and water utility customers will see changes to their sewer and stormwater rates, charges for connecting to the sewer, and Clean River Rewards discounts. Find out more about what those changes mean for customers on this page.

Watershed restoration leads to cleaner water, builds community resiliency, and makes Portland healthier and more livable for people, fish, and wildlife. Restoration work restores the functions that communities rely on from natural systems (aka nature).

What is a brownfield? Brownfields are properties that are either contaminated or that people think might be contaminated. Learn more about brownfields on this page.

Environmental Services works to build and maintain a safe and efficient sewer and stormwater system. We identify and replace sewer lines with capacity problems or pipes that are in danger of failing. But, if a sewer pipe becomes plugged with wipes, garbage, debris, or grease, backups can occur.

A brief guide on what community can expect during ongoing construction projects conducted by Environmental Services.

The only three things you can safely flush down the toilet into the sewer system are the three Ps —pee, poop and (toilet) paper. Nothing else. Remember: Wipes clog pipes. Even if it says "flushable" — it’s not.

Help protect our regional and state natural resources by helping to detect invasive plants early so they can be stopped from spreading and damaging our environment. Find resources and recommendations for what you can do to help stop invasive plants.

Environmental Services delivers sanitary sewer and stormwater services to Portland residents and businesses. Rates and charges are allocated towards various services that protect public health and our environment.

The Willamette Cove Cleanup project area is located on the east side of the Willamette River, just north of the Railroad Bridge. The project area is part of the larger Portland Harbor Superfund Site.

Find the latest water quality, habitat, and wildlife scores for the mainstem of the Willamette River based on data from the 2023 Watershed Health Index. The scores are a snapshot of the conditions in the mainstem of the river.

This report card gives a snapshot of watershed conditions in Willamette River tributaries. The diverse area enjoys above average water quality and habitat scores but struggles with below average scores for hydrology and wildlife.

The Willamette River Basin is the largest watershed in the state, covering more than 11,500 square miles. The Willamette River flows through the heart of downtown Portland and is a vital connection for fish and wildlife migrating to habitat and spawning streams.

Learn more about careers at Environmental Services, why it’s a great place to work, and how to apply for job opportunities.