Clean Water Act discharge permit · NPDES PA0285111
IMPERIAL CIBUS RANCH COMP STATIONS, Mcdonald, PA: NPDES PA0285111 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 16Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
IMPERIAL CIBUS RANCH COMP STATIONS, held by MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC, holds NPDES permit PA0285111, which discharges to Unt To Robinson Run. EPA’s file records it issued July 3, 2024 and expiring July 31, 2029. 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 | IMPERIAL CIBUS RANCH COMP STATIONS |
|---|---|
| Permittee as filed | MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC |
| NPDES ID | PA0285111 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 3, 2024 |
| Expiration date | July 31, 2029 |
| Issuing agency | State Environmental Organization |
| Address | Mcdonald, PA 15057 |
| Receiving water | UNT To Robinson Run |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Robinson Run (HUC 050301010106) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 16Pollutants on file
- 16Under a numeric limit
- 16With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Aluminum, total [as Al] | 1 | 2 | 1 | September 30, 2025 | 675% over the limit |
| pH | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 1 | 2 | 0 | ||
| Oxygen demand, chem. [high level] [COD] | 1 | 1 | 0 | ||
| Solids, total suspended | 1 | 1 | 0 | ||
| Oil & Grease | 1 | 1 | 0 | ||
| Nitrogen, total [as N] | 1 | 1 | 0 | ||
| Phosphorus, total [as P] | 1 | 1 | 0 | ||
| Iron, total [as Fe] | 1 | 1 | 0 | ||
| Manganese, total [as Mn] | 1 | 1 | 0 | ||
| Benzene, ethylbenzene, toluene, xylene combination | 1 | 1 | 0 | ||
| Benzene | 1 | 1 | 0 | ||
| Perfluorooctanoic acid (PFOA) | 1 | 1 | 0 | ||
| Perfluorooctanesulfonate | 1 | 1 | 0 | ||
| Perfluorobutanesulfonic acid (PFBS) | 1 | 1 | 0 | ||
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | 1 | 1 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 1, 2026 | Monitoring Violations - Analysis not Conducted | ST6 |
| July 1, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| July 1, 2026 | Reporting Violations - Failure to Submit DMRs | ST6 |
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| July 1, 2026 | Evaluation | S |
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
| Date | What EPA recorded | Agency |
|---|---|---|
| July 14, 2026 | Notice of Violation | State |
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
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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 PA0285111 there.
IMPERIAL CIBUS RANCH COMP STATIONS, Mcdonald, Pennsylvania: Individual permit PA0285111, held by MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC; Effective; issued July 3, 2024, term to July 31, 2029, by State Environmental Organization; discharges to UNT To Robinson Run.
- Aluminum, total [as Al]: 1 limit, 2 violations of any kind, 1 effluent exceedance, latest September 30, 2025, largest 675% over the limit.
- pH: 2 limits, 2 violations of any kind.
- Flow, in conduit or thru treatment plant: 1 limit, 2 violations of any kind.
- Oxygen demand, chem. [high level] [COD]: 1 limit, 1 violation of any kind.
- Solids, total suspended: 1 limit, 1 violation of any kind.
- Oil & Grease: 1 limit, 1 violation of any kind.
- Nitrogen, total [as N]: 1 limit, 1 violation of any kind.
- Phosphorus, total [as P]: 1 limit, 1 violation of any kind.
- Iron, total [as Fe]: 1 limit, 1 violation of any kind.
- Manganese, total [as Mn]: 1 limit, 1 violation of any kind.
- Benzene, ethylbenzene, toluene, xylene combination: 1 limit, 1 violation of any kind.
- Benzene: 1 limit, 1 violation of any kind.
- Perfluorooctanoic acid (PFOA): 1 limit, 1 violation of any kind.
- Perfluorooctanesulfonate: 1 limit, 1 violation of any kind.
- Perfluorobutanesulfonic acid (PFBS): 1 limit, 1 violation of any kind.
- Hexafluoropropylene oxide dimer acid (HFPO-DA): 1 limit, 1 violation of any kind.
- July 14, 2026: Notice of Violation (State).
- July 1, 2026: Monitoring Violations - Analysis not Conducted (ST6).
- July 1, 2026: Effluent Violations - Numeric effluent violation (ST6).
- July 1, 2026: Reporting Violations - Failure to Submit DMRs (ST6).
- July 1, 2026: Evaluation (S).
Other permits held by MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC
- WELLING COMP STA, Claysville: PA0255505, issued 2019-03-18
IMPERIAL CIBUS RANCH COMP STATIONS among its neighbors
39 discharge permits are in the Robinson Run subwatershed (HUC 050301010106); PA0285111 is one.
Other permits in the Robinson Run subwatershed (HUC 050301010106)
- BFI WASTE SERVICES OF PGH CARNEGIE HAULING FAC, Carnegie: PAG036402, minor, term to 2028-03-23
- BFI WASTE SERVICES OF PGH CARNEGIE HAULING FAC, Carnegie: PAR506111, minor, term to 2005-10-03
- CAMPUS BOULEVARD DEVELOPMENT, Robinson, Township Of: PAC630224, minor, term to 2024-12-07
- COVESTRO LLC, Pittsburgh: PAG036152, minor, term to 2028-03-23
- DEEP VLY LDFL, Oakdale: PAG036481, minor, term to 2028-03-23
- DEEP VLY LDFL, Oakdale: PAR506113, minor, term to 2015-04-30
- ENVIROSERVE, Carnegie: PAG036521, minor, term to 2028-03-23
- ERNEST F BUCK, Mcdonald: PA0205711, minor, term to 2007-11-25
- FORT CHERRY BORROW SITE, Robinson: PAC630232, minor, term to 2024-12-07
- FORT CHERRY DEVELOPMENT DISTRICT, Robinson, Township Of: PAC630069, minor, term to 2024-12-07
Nearby on the register
- Discharge permits in Mcdonald
- Every permit record in Mcdonald, A to Z
- Discharge permits in Pennsylvania
- Every permit record in Pennsylvania, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.
What this page shows
This public-records page covers the Clean Water Act NPDES discharge permit PA0285111 for IMPERIAL CIBUS RANCH COMP STATIONS in Mcdonald, PA, held by MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC, with a receiving water of UNT To Robinson Run. The file lists 16 pollutants on record, 16 under a numeric limit, and 1 with an effluent exceedance.