Clean Water Act discharge permit · NPDES MTX000267
LEWIS AND CLARK CAVERNS CAMPGROUND, Whitehall, MT: NPDES MTX000267 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
LEWIS AND CLARK CAVERNS CAMPGROUND, held by Bill Foreman FWP Maintenance Supervisor, holds NPDES permit MTX000267, which discharges to Ground Water. EPA’s file records it issued January 4, 2022 and expiring February 28, 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 | LEWIS AND CLARK CAVERNS CAMPGROUND |
|---|---|
| Permittee as filed | Bill Foreman FWP Maintenance Supervisor |
| NPDES ID | MTX000267 |
| Permit status | Effective |
| Permit type | State-issued individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | January 4, 2022 |
| Expiration date | February 28, 2027 |
| Address | Whitehall, MT 59759 |
| Receiving water | GROUND WATER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Jefferson River-Sappington (HUC 100200050802) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 15Pollutants on file
- 15Under a numeric limit
- 15With 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, total [as N] | 8 | 8 | 0 | ||
| Phosphorus, total [as P] | 7 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 5 | 5 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 5 | 0 | ||
| Nitrite + Nitrate total [as N] | 5 | 5 | 0 | ||
| Water level at sample collection time | 2 | 4 | 0 | ||
| Monitoring well level from the surface | 2 | 4 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 3 | 0 | ||
| Solids, total suspended | 3 | 3 | 0 | ||
| Flow rate | 3 | 2 | 0 | ||
| Temperature, water deg. centigrade | 2 | 2 | 0 | ||
| Specific conductance | 2 | 2 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Chloride [as Cl] | 2 | 2 | 0 | ||
| E. coli, MTEC-MF | 2 | 2 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTX000267.
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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 2, 2025 | Management Practice Violations - Failure to Maintain Records | ST6 |
| July 2, 2025 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| July 2, 2025 | Reporting Violations - Improper/ Incorrect Reporting | 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, MTX000267.
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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 MTX000267 there.
Nearby on the register
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- Every permit record in Whitehall, A to Z
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- Every permit record in Montana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.