Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES COR901399

MONTROSE REGIONAL AIRPORT, Montrose, CO: NPDES COR901399 discharge permit, effluent exceedances, inspections, penalties

MONTROSE REGIONAL AIRPORT, held by Montrose County, holds NPDES permit COR901399, which discharges to Cedar Creek - Uncompahgre River. EPA’s file records it issued December 4, 2017 and expiring December 31, 2018. 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 filedMONTROSE REGIONAL AIRPORT
Permittee as filedMontrose County
NPDES IDCOR901399
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
IssuedDecember 4, 2017
Expiration dateDecember 31, 2018
AddressMontrose, CO 81401
Receiving waterCedar Creek - Uncompahgre River
SubwatershedOutlet Cedar Creek (HUC 140200060406)
SIC4581 – Airports, Flying Fields, & Services
Other EPA IDs (FRS)RCRA handler COR000208926

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

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)080
Perfluorobutanoic acid (PFBA)080
Perfluorooctanesulfonamide (PFOSA)080
Perfluoropentanoic acid (PFPeA)080
Perfluorohexanoic acid (PFHxA)080
Perfluoroheptanoic acid (PFHpA)080
Perfluorononanoic acid (PFNA)080
Perfluorodecanoic acid (PFDA)080
Perfluoroundecanoic acid (PFUnA)080
Perfluorododecanoic acid (PFDoA)080
Perfluorotridecanoic acid (PFTrDA)080
Perfluorotetradecanoic acid (PFTeDA)080
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)080
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)080
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)080
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)080
Perfluorobutanesulfonic acid (PFBS)080
Perfluorodecanesulfonic acid (PFDS)080
Perfluoroheptanesulfonic acid (PFHpS)080
Perfluorohexanesulfonic acid (PFHxS)080
Perfluorooctanesulfonic acid (PFOS)080
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)080
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)080
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)080
Perfluoropentanesulfonic acid (PFPeS)080
Perfluorononanesulfonic acid (PFNS)080
Hexafluoropropylene oxide dimer acid (HFPO-DA)080
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)080
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)080
Perfluorododecanesulfonic acid (PFDoS)080
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)080
N-methyl perfluorooctanesulfonamide (NMeFOSA)080
N-ethyl perfluorooctanesulfonamide (NEtFOSA)080
PFAS Sum080
3-Perfluoropropyl propanoic acid (3:3 FTCA)080
Perfluoro-3-methoxypropanoic acid (PFMPA)080
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)080
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)080
3-Perfluoroheptyl propanoic acid (7:3 FTCA)080
Perfluoro-4-methoxybutanoic acid (PFMBA)080
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)080

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COR901399.

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 COR901399.

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, COR901399.

Start the watch

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

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 COR901399 there.

Nearby on the register

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

What this page shows

The MONTROSE REGIONAL AIRPORT storm water industrial permit is one of 15 such permits in Montrose County, and 33.3% of those 15 carry a violation on file. Among all 15 Montrose County storm water industrial permits, this one included, 66.7% were issued earlier than this permit's December 4, 2017 date. The permit sits within the Outlet Cedar Creek subwatershed, which holds 22 NPDES permits, this one included, and it has no pollutant under a numeric limit and no pollutant with an effluent exceedance.