Clean Water Act discharge permit · NPDES MOR80F011
COLUMBIA REGIONAL AIRPORT, Columbia, MO: NPDES MOR80F011 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
COLUMBIA REGIONAL AIRPORT, held by City of Columbia, holds NPDES permit MOR80F011, which discharges to Tributary To Fowler Creek. EPA’s file records it issued February 1, 2018 and expiring November 27, 2022. 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 | COLUMBIA REGIONAL AIRPORT |
|---|---|
| Permittee as filed | City of Columbia |
| NPDES ID | MOR80F011 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | February 1, 2018 |
| Expiration date | November 27, 2022 |
| Address | Columbia, MO 65201 |
| Receiving water | Tributary to Fowler Creek |
| Subwatershed | Bonne Femme Creek (HUC 103001020902) |
| SIC | 4581 – Airports, Flying Fields, & Services |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 14Pollutants on file
- 11Under a numeric limit
- 14With a violation of any kind
- 7With 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 | 16 | 136 | 88 | March 31, 2026 | 2,500% over the limit |
| Oxygen demand, chem. [high level] [COD] | 16 | 112 | 64 | March 31, 2026 | 3,011% over the limit |
| Ethylbenzene | 0 | 32 | 32 | September 30, 2009 | 1,462% over the limit |
| BOD, 5-day, 20 deg. C | 16 | 44 | 28 | March 31, 2022 | 1,053% over the limit |
| pH | 16 | 54 | 6 | March 31, 2026 | |
| Chloride [as Cl] | 16 | 66 | 2 | March 31, 2025 | 0% over the limit |
| Oil and grease [soxhlet extr.] tot. | 16 | 50 | 2 | January 31, 2019 | 100% over the limit |
| Flow, in conduit or thru treatment plant | 16 | 94 | 0 | ||
| Ethylbenzene | 16 | 48 | 0 | ||
| Nitrogen, nitrate total [as NO3] | 16 | 32 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 32 | 0 | ||
| Nitrogen, nitrate total [as N] | 0 | 32 | 0 | ||
| Ammonia [as N] + unionized ammonia | 16 | 16 | 0 | ||
| Report due [yrmoda] | 1 | 8 | 0 |
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
- 9Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 24, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| August 24, 2026 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| August 24, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| June 28, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| June 29, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 30, 2022 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| July 9, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| September 28, 2018 | Effluent Violations - Numeric effluent violation | ST6 |
| June 29, 2018 | Effluent Violations - Numeric effluent violation | 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, MOR80F011.
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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 MOR80F011 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.