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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Room 1000, Portland, OR 97204

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Sewer System Development Charges

(authorized by City Code Sections 17.33.060, 17.36.040 and 17.36.050, and Ordinance No. 183684)

1. Sanitary System
a. Development Charge
$4,551.00 per equivalent dwelling unit
b. Line Charge
$1.47 per square foot within the zone of benefit
c. Branch Charge
$5,392.00 per branch used
d. Wyes and Tees
$260.00 per wye or tee used

2. Stormwater Management System
a. Single Family or Duplex Residence
$824.00 per parcel
b. 3-Plex Residential Development
$953.00 per parcel
c. 4-Plex Residential Development
$1,307.00 per parcel
d. All Other Developments
   i. Impervious Area Component - $169.00 per 1000 square feet of impervious area
   ii. Frontage Component - $5.50 per linear foot of frontage
   iii. Trip Generation Component - $2.91 per daily vehicle trip

3. Sanitary Sewer Conversion Charges
a. Residential (single family, duplex, 3-plex, 4-plex)
   i. Branch Fee $5,392.00 per branch used
b. Commercial (all other users)
   i. Simple Sewer Extensions $2.55 per square foot
   ii. Complex Sewer Extensions $5.68 per square foot

4. System Development Charge Exemptions
a. Affordable Housing
Qualified affordable housing developments will be exempt from all or part of required sanitary and stormwater system development charges
b. Auxiliary Dwelling Units
Sanitary and stormwater development charges will be suspended for accessory dwelling units (ADU's) until July 31, 2016 provided that an occupancy permit is obtained no later than June 30, 2017.