Services, guides, and information
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Use a discount calculator to see how your savings will increase with each step you take to let rain running off your roof, driveway, or parking lot safely soak into the ground on your property.
Spanning 20 years at a ratepayer investment of $1.4 billion, the Big Pipe Project has reduced combined sewer overflows to the Willamette River by 94 percent and to the Columbia Slough by 99 percent. With most overflows eliminated, the Willamette is cleaner than it’s been in decades.
Combined sewer overflows to the Willamette River and Columbia Slough are rare. But when they do occur, Portlanders are advised to stay out of the water for 48 hours following a CSO due to higher levels of bacteria and other contaminants. Find out if a CSO is happening now.
The Downtown-Old Town Sewer Repair Program is a multi-year and multi-million-dollar investment to assess the condition and capacity of the aging public sewer system serving Portland's Downtown and Old Town neighborhoods and to construct the necessary repairs and upgrades.
Green streets reduce sewer overflows and backups by slowing and absorbing stormwater runoff from sidewalks and streets. Also known as rain gardens or bioswales, green streets are important to the City’s sewer and stormwater systems. They also help prevent pollution from washing into our rivers.
In service since 1992, the Columbia Boulevard Wastewater Treatment Plant’s Community Advisory Committee provides important input to Environmental Services on projects, construction, and operations and maintenance at the plant.
The Wetland Inventory Project (WIP), lead by the Bureau of Environmental Services, is using the Oregon Department of State Lands methodology to map wetlands throughout all of Portland.
Learn more about the requirements that apply to accessory dwelling units related to water, sanitary and stormwater sewer connections.
We offer flexible loans for eligible properties to perform environmental cleanup. Nonprofit organizations may be able to access these funds as grants.
We offer financial assistance for eligible properties to receive environmental site assessment reports. Projects must demonstrate financial need and community benefit. Please give us a call to find out if your project is eligible. Applications are accepted on a rolling basis.
If you have a project that benefits your community and the environment, you can apply for a Community Watershed Stewardship Program (CWSP) grant of up to $12,000. The two-page pre-application for projects is due by 4 p.m. on the first Friday of February each year.
To get a 1200-Z or 1200-A general NPDES stormwater discharge permit for an industrial site in City limits, start here. We receive and process applications for general stormwater permits. The City is the authorized agent for the Oregon Department of Environmental Quality (DEQ).
Your company may need a permit to discharge process wastewater to the City sewer. Download the Industrial Wastewater Discharge Permit application here.
The Community Watershed Stewardship Program provides funding for native plants that benefit water quality and the watershed. Gift certificates from Bosky Dell Native Nursery are available to community groups or individuals planning to improve community spaces. Applications accepted year-round.
Apply for and receive your UC Permit by email. Environmental Services issues UC Permits that are required for private lateral connections to public sewer laterals or mains. See the Guide to UR and UC Permits for more details.
Apply for and receive a UR Permit by email. Environmental Services issues UR Permits for lateral repairs in the right-of-way (ROW), typically from property line to curb. See the Guide to UR and UC Permits for more details. Development Services issues permits for private property sewer work.
If you received a required connection notice from the City that you need to correct your sewer connection, then you can apply for a sewer loan. Loans are available for City fees and plumbing costs. Environmental Services is the contact for all sewer connection loans.
With Treebate, you can receive a one-time credit on your City of Portland sewer/stormwater/water utility bill for planting a tree in your yard or garden. Purchase, plant, and apply from September 1 through April 30 for a credit of up to $50 per tree.
Basins collect rainwater to control flooding and prevent erosion. They are an attractive way to manage the rain on your property and can add interest to your landscape. They are most suitable for large, open spaces.
Contribute to your community and help keep Portland’s rivers clean as a Green Street Steward. You can adopt a green street planter and help to take care of them between regular City maintenance visits. Read more about the program and find out how you can become a Green Street Steward.
Help take care of Green Streets in your neighborhood. It takes only a few minutes to sign up and find available Green Streets to adopt. Thank you for helping us keep our rivers and streams clean!
Is it raining? Here you can track how the Big Pipe Project is preventing combined sewer overflows to the Willamette River.
The Willamette River through Portland is cleaner than it’s been in decades — clean enough to swim and play. Check for yourself. Environmental Services tests the water for bacteria weekly during the summer and monthly the rest of the year. The results are consistently safe.