EPA · Large municipal storm sewer systems
Large municipal storm sewer systems in Oregon
- 6Current permits
Permits
| Permit holder | NPDES ID | City | Program | Discharger | Receiving water |
|---|---|---|---|---|---|
| CLACKAMAS COUNTY - MUNICIPAL STORMWATER MS4 | ORS108016 | CLACKAMAS | Large municipal storm sewer systems | Major | Helion Creek-Clackamas River |
| EUGENE, CITY OF, MUNICIPAL STORMWATER MS4 | ORS107989 | LANE | Large municipal storm sewer systems | Major | Amazon Creek |
| GRESHAM, CITY OF; FAIRVIEW, CITY OF; MULTNOMAH COUNTY | ORS108013 | GRESHAM | Large municipal storm sewer systems | Major | Willamette River |
| MULTNOMAH COUNTY MS4 | ORS120542 | TROUTDALE | Large municipal storm sewer systems | Major | Columbia Slough-Frontal Columbia River |
| PORTLAND, CITY OF - MUNICIPAL | ORS108015 | PORTLAND | Large municipal storm sewer systems | Major | Columbia Slough-Frontal Columbia River |
| SALEM, CITY OF, MUNICIPAL STORMWATER MS4 | ORS108919 | MARION | Large municipal storm sewer systems | Major | Lower Mill Creek |
Large municipal storm sewer systems in other states
- Alabama 20
- Arizona 8
- California 36
- Colorado 3
- Florida 223
- Georgia 54
- Kansas 5
- Louisiana 3
- Michigan 3
- Missouri 5
- North Carolina 4
- Nevada 3
- South Carolina 3
- Texas 21
- Utah 3
- Washington 11
What this page shows
This page covers Clean Water Act discharge permits under the Storm Water Medium/Large MS4s program. The page lists 6 permits.