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Clean Water Act discharge permit · NPDES COR901369

GILCO PETROLEUM PARK, Rifle, CO: NPDES COR901369 discharge permit, effluent exceedances, inspections, penalties

GILCO PETROLEUM PARK, held by Master Petroleum Company Inc, holds NPDES permit COR901369, which discharges to Pioneer Ditch - Colorado River. EPA’s file records it issued November 16, 2017 and expiring December 31, 2018. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedGILCO PETROLEUM PARK
Permittee as filedMaster Petroleum Company Inc
NPDES IDCOR901369
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedNovember 16, 2017
Expiration dateDecember 31, 2018
AddressRifle, CO 81650
Receiving waterPioneer Ditch - Colorado River
SubwatershedBeaver Creek-Colorado River (HUC 140100050701)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Perfluorooctanoic acid (PFOA)0140
Perfluorobutanoic acid (PFBA)0140
Perfluorooctanesulfonamide (PFOSA)0140
Perfluoropentanoic acid (PFPeA)0140
Perfluorohexanoic acid (PFHxA)0140
Perfluoroheptanoic acid (PFHpA)0140
Perfluorononanoic acid (PFNA)0140
Perfluorodecanoic acid (PFDA)0140
Perfluoroundecanoic acid (PFUnA)0140
Perfluorododecanoic acid (PFDoA)0140
Perfluorotridecanoic acid (PFTrDA)0140
Perfluorotetradecanoic acid (PFTeDA)0140
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)0140
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)0140
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)0140
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)0140
Perfluorobutanesulfonic acid (PFBS)0140
Perfluorodecanesulfonic acid (PFDS)0140
Perfluoroheptanesulfonic acid (PFHpS)0140
Perfluorohexanesulfonic acid (PFHxS)0140
Perfluorooctanesulfonic acid (PFOS)0140
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)0140
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)0140
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)0140
Perfluoropentanesulfonic acid (PFPeS)0140
Perfluorononanesulfonic acid (PFNS)0140
Hexafluoropropylene oxide dimer acid (HFPO-DA)0140
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)0140
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)0140
Perfluorododecanesulfonic acid (PFDoS)0140
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)0140
N-methyl perfluorooctanesulfonamide (NMeFOSA)0140
N-ethyl perfluorooctanesulfonamide (NEtFOSA)0140
PFAS Sum0140
3-Perfluoropropyl propanoic acid (3:3 FTCA)0140
Perfluoro-3-methoxypropanoic acid (PFMPA)0140
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)0140
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)0140
3-Perfluoroheptyl propanoic acid (7:3 FTCA)0140
Perfluoro-4-methoxybutanoic acid (PFMBA)0140
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)0140

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COR901369.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR901369.

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, COR901369.

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How we handle your data → Privacy

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 COR901369 there.

Nearby on the register

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

What this page shows

The GILCO PETROLEUM PARK storm water industrial permit is one of 15 such permits in Garfield County, and 60.0% of those 15 carry an earlier issue date than this one. Among the 10 NPDES permits in the Beaver Creek-Colorado River subwatershed, this permit is one of the group, and it has no pollutants under a numeric limit and no effluent exceedances on file, whereas 46.7% of the county's storm water industrial permits have a violation on file.