Stormwater fee credits · Oregon

Portland BES Clean River Rewards Stormwater Discount

Run by Portland Bureau of Environmental Services

OpenLast checked October 17, 2026
What you get
Up to 35% off the stormwater portion of your sewer/stormwater/water bill
Who qualifies
Portland BES ratepayers with one or more safe on-site stormwater solutions. Online registration is for single-family, duplex, triplex and quadruplex accounts; other residential, multifamily and commercial register by mail or email. Properties in a Drainage District can register since July 1, 2024.
Where
Portland Bureau of Environmental Services ratepayers with on-site stormwater solutions.
Status
Open. Ongoing program.
Type of payment
Fee credit
Official program page

What you do

Manage rain that falls on your roof and paved areas on your own property with rain gardens, swales, planted areas, drywells or soakage trenches, stormwater planters, ecoroofs, or by keeping trees taller than 15 feet, then register to get a discount on your stormwater bill.

Requirements

  • Planted area (rain garden, swale, lawn or landscaped area) must be at least 10% of the roof and paved area draining to it
  • Drywells, French drains or soakage trenches may need a permit
  • Trees must be over 15 feet tall (or canopy cover counts) and on your property, not the public parking strip
  • BES may do site visits or desk audits to check registrations
  • Customers registered before July 1, 2024 keep their discount without re-registering (old 100% became 35%, same dollar value)

How to apply

  1. 1Check that your property has a qualifying on-site stormwater solution
  2. 2Use the Estimating Your Discount page to see your likely discount
  3. 3Register at portland.gov/bes/grants-incentives/clean-river-rewards/register-clean-river-rewards (online form takes 5-10 minutes for 1-4 unit residential)
  4. 4Non-online properties mail or email the form to [email protected] or 664 N Tillamook St, Portland, OR 97227-1828
  5. 5Discount starts with the billing cycle in effect when BES processes your completed registration

Timing and deadlines

Discount begins the billing cycle the completed registration is processed; processing time not published

None published

Combining it with other programs

Not published; commonly paired with tree and rain garden programs

Sources

Last checked October 17, 2026. See something out of date? Tell us.

Sow is not affiliated with any of these agencies or utilities. Amounts and rules change, often at the start of a fiscal year, so confirm the details on the official page before you start a project. How we research these programs

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