Clean Water Act discharge permit · NPDES PA0233889
TROESTER DAIRY FARM CAFO, Mifflinburg, PA: NPDES PA0233889 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TROESTER DAIRY FARM CAFO, held by TROESTER DAIRY, holds NPDES permit PA0233889, which discharges to Unt Of Mill Race. EPA’s file records it issued July 16, 2024 and expiring July 31, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | TROESTER DAIRY FARM CAFO |
|---|---|
| Permittee as filed | TROESTER DAIRY |
| NPDES ID | PA0233889 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Concentrated animal feeding operations |
| Issued | July 16, 2024 |
| Expiration date | July 31, 2029 |
| Issuing agency | State Environmental Organization |
| Address | Mifflinburg, PA 17844 |
| Receiving water | UNT Of Mill Race |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Buffalo Creek-West Branch Susquehanna River (HUC 020502061005) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES PA0233889.
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
- 10Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 23, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| January 18, 2023 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| January 18, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| January 18, 2023 | Failure to maintain records necessary to show proper management of MLPW | ST6 |
| July 20, 2021 | WW CAFO - Production Area Runoff | ST6 |
| October 28, 2020 | Permit Violations - Violation Specified in Comment | ST6 |
| October 28, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| August 28, 2019 | WW CAFO - Production Area Runoff | ST6 |
| August 28, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
| August 28, 2019 | Reporting Violations - Failure to Notify | 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.
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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 PA0233889 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.