Clean Water Act discharge permit · NPDES MOG822324
AURORA ORGANIC DAIRY, Columbia, MO: NPDES MOG822324 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 20Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
AURORA ORGANIC DAIRY, held by Aurora Organic Dairy Holdings, LLC, holds NPDES permit MOG822324, which discharges to Tributary To Grider Branch. EPA’s file records it issued September 1, 2023 and expiring May 31, 2027. 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 filed | AURORA ORGANIC DAIRY |
|---|---|
| Permittee as filed | Aurora Organic Dairy Holdings, LLC |
| NPDES ID | MOG822324 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 1, 2023 |
| Expiration date | May 31, 2027 |
| Address | Columbia, MO 65202 |
| Receiving water | Tributary to Grider Branch |
| Subwatershed | Goodwater Creek (HUC 071100060102) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 20Pollutants on file
- 20Under a numeric limit
- 16With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 38 | 38 | 0 | ||
| Nitrogen, nitrate total [as N] | 38 | 38 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 38 | 38 | 0 | ||
| Arsenic, total recoverable | 38 | 38 | 0 | ||
| Lead, total [as Pb] | 38 | 38 | 0 | ||
| Molybdenum, total [as Mo] | 38 | 38 | 0 | ||
| Nickel, total [as Ni] | 38 | 38 | 0 | ||
| Zinc, total [as Zn] | 38 | 38 | 0 | ||
| Selenium, total [as Se] | 38 | 38 | 0 | ||
| pH | 19 | 19 | 0 | ||
| Sodium adsorption ratio | 19 | 19 | 0 | ||
| Cadmium, total recoverable | 19 | 19 | 0 | ||
| Chloride | 19 | 19 | 0 | ||
| Phosphorus, brays | 19 | 19 | 0 | ||
| Organic nitrogen sludge, tot dry wt. | 19 | 19 | 0 | ||
| Conductivity, net | 19 | 19 | 0 | ||
| Application rate area sprayed | 19 | 0 | 0 | ||
| Application rate, gallons spray irrigation | 19 | 0 | 0 | ||
| Spray irrigation | 19 | 0 | 0 | ||
| Spray irrigation, application rate | 19 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MOG822324.
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MOG822324.
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, MOG822324.
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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 MOG822324 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.