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Clean Water Act discharge permit · NPDES ORRCA0009

CITY OF CORVALLIS, Corvallis, OR: NPDES ORRCA0009 discharge permit, effluent exceedances, inspections, penalties

CITY OF CORVALLIS, held by City of Corvallis, holds NPDES permit ORRCA0009. EPA’s file records it issued January 13, 2025 and expiring September 14, 2027.

CITY OF CORVALLIS, Corvallis, Oregon: Coverage under a general permit ORRCA0009, held by City of Corvallis; Construction stormwater; Effective; issued January 13, 2025, term to September 14, 2027.

Oregon holds 613 Construction stormwater coverages of this permit type in EPA’s file; 327 were issued before ORRCA0009. City of Corvallis holds 2 permits in Oregon.

Other permits held by City of Corvallis

Coverages issued nearest ORRCA0009

CITY OF CORVALLIS among its neighbors

EPA’s permit file holds 7 discharge permits in the Fraizer Creek-Willamette River subwatershed (HUC 170900030609), ORRCA0009 among them. Its county holds 17, 0 of them major permits; ORRCA0009 is a minor permit.

Other permits in the Fraizer Creek-Willamette River subwatershed (HUC 170900030609)

What the register holds for CITY OF CORVALLIS: its NPDES ID, its permit type and status, its dates, its address in Corvallis, Oregon. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ORRCA0009.

Identity

Facility as filedCITY OF CORVALLIS
Permittee as filedCity of Corvallis
NPDES IDORRCA0009
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 13, 2025
Expiration dateSeptember 14, 2027
AddressCorvallis, OR 97330
Receiving water impaired303(D) Listed
SubwatershedFraizer Creek-Willamette River (HUC 170900030609)
Other EPA IDs (FRS)RCRA handler OR0000231100

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ORRCA0009.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ORRCA0009.

Inspections

EPA’s inspection file holds no inspection for NPDES ORRCA0009.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES ORRCA0009.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ORRCA0009.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

The CITY OF CORVALLIS holds one of 8 storm water construction permits on EPA's NPDES register in Benton County. This permit is one of 7 NPDES permits in the Fraizer Creek-Willamette River subwatershed (HUC 170900030609), this one included. Of all 8 storm water construction permits in Benton County (this one included), the percent with an earlier issue date than this permit is 75.0%.