Clean Water Act discharge permit · NPDES OR0043630

COFFIN BUTTE LANDFILL, Corvallis, OR: NPDES OR0043630 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
22Pollutants under a numeric limit
0Pollutants with an effluent exceedance

COFFIN BUTTE LANDFILL, held by VALLEY LANDFILLS, INC., holds NPDES permit OR0043630, which discharges to Unnamed Trib To Soap Creek. EPA’s file records it issued October 31, 2003 and expiring September 30, 2008. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	COFFIN BUTTE LANDFILL
Permittee as filed	VALLEY LANDFILLS, INC.
NPDES ID	OR0043630
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	October 31, 2003
Expiration date	September 30, 2008
Address	Corvallis, OR 97330
Receiving water	UNNAMED TRIB TO SOAP CREEK
Subwatershed	Lower Soap Creek (HUC 170900030511)
SIC	4953 – Refuse Systems
Other EPA IDs (FRS)	RCRA handler ORD990751950; ICIS-AIR source OR0000004100309502

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

22Pollutants on file
22Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	4	0	0
E. coli	3	0	0
Temperature, water deg. centigrade	2	0	0
Specific conductance	2	0	0
BOD, 5-day, 20 deg. C	2	0	0
pH	2	0	0
Nitrogen, ammonia total [as N]	2	0	0
Chloride [as Cl]	2	0	0
Cadmium, total [as Cd]	2	0	0
Chromium, hexavalent [as Cr]	2	0	0
Copper, total [as Cu]	2	0	0
Lead, total [as Pb]	2	0	0
Zinc, total [as Zn]	2	0	0
Toluene	2	0	0
Phenols	2	0	0
Flow, in conduit or thru treatment plant	2	0	0
.alpha.-Terpineol	2	0	0
Solids, total dissolved	2	0	0
p-Cresol	2	0	0
Benzoic acids, total	2	0	0
Dioxin	1	0	0
Nitrogen Kjeldahl, total [TKN]	1	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES OR0043630.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

1Single-event violations

Date	What EPA recorded	Agency
February 23, 2026	Effluent Violations - Unauthorized Discharge	ST6

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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, OR0043630.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID OR0043630 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.