Clean Water Act discharge permit · NPDES PA0253502
COLONA DOCK, Monaca, PA: NPDES PA0253502 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
COLONA DOCK, held by COLONA TRANSF LP, holds NPDES permit PA0253502, which discharges to Ohio River. EPA’s file records it issued March 12, 2020 and expiring March 31, 2025.
COLONA DOCK, Monaca, Pennsylvania: Individual permit PA0253502, held by COLONA TRANSF LP; Administratively continued (past its expiration date and still in force until reissued); issued March 12, 2020, term to March 31, 2025, by State Environmental Organization; discharges to Ohio River.
- Solids, total suspended: 5 limits, 10 violations of any kind, 5 effluent exceedances, latest August 31, 2022, largest 112% over the limit.
- Iron, total [as Fe]: 0 limits, 5 violations of any kind, 1 effluent exceedance, latest June 30, 2025, largest 614% over the limit.
- pH: 4 limits, 8 violations of any kind, 0 effluent exceedances.
- Oil & Grease: 4 limits, 8 violations of any kind, 0 effluent exceedances.
- Copper, total [as Cu]: 4 limits, 4 violations of any kind, 0 effluent exceedances.
- Iron, dissolved [as Fe]: 4 limits, 4 violations of any kind, 0 effluent exceedances.
- Oxygen demand, chem. [high level] [COD]: 0 limits, 4 violations of any kind, 0 effluent exceedances.
- Nitrogen, total [as N]: 0 limits, 4 violations of any kind, 0 effluent exceedances.
- Phosphorus, total [as P]: 0 limits, 4 violations of any kind, 0 effluent exceedances.
- Nickel, total [as Ni]: 4 limits, 3 violations of any kind, 0 effluent exceedances.
- Solids, total dissolved: 5 limits, 1 violation of any kind, 0 effluent exceedances.
- Zinc, total [as Zn]: 4 limits, 1 violation of any kind, 0 effluent exceedances.
- Chloride [as Cl]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- September 2, 2026: Evaluation (S).
COLONA DOCK among its neighbors
EPA’s permit file holds 46 discharge permits in the Crows Run-Ohio River subwatershed (HUC 050301010309), PA0253502 among them. Its county holds 141, 6 of them major permits; PA0253502 is a minor permit.
Other permits in the Crows Run-Ohio River subwatershed (HUC 050301010309)
- 102 LANDWOOD LN SRSTP, Freedom: PA0255874, minor permit, discharging to UNT To Crows Run, permit term to June 30, 2026
- 129 WALL ST SRSTP, Rochester: PA0255939, minor permit, discharging to Pine Run, permit term to September 30, 2026
- 523 ALLENDALE RD SRSTP, New Brighton: PAG046493, minor permit, discharging to Dutchman Run, permit term to November 11, 2028
- 60 FEZELL RD SRSTP, Freedom: PA0284882, minor permit, discharging to UNT To Pine Run, permit term to July 31, 2027
- ALIQUIPPA CITY STORM SEW SYS MS4, Aliquippa: PAG136334, minor permit, discharging to Unnamed Stream, permit term to February 11, 2020
- ALIQUIPPA HIGH SCHOOL FIELD HOUSE, Aliquippa: PAC040180, minor permit, permit term to December 7, 2029
- ALIQUIPPA MUNI WATER AUTH, Aliquippa: PA0218511, minor permit, discharging to LOGSTOWN RUN, permit term to January 11, 2006
- ALIQUIPPA PLT SYNTHETIC GYPSUM STORAGE SHED EXPANSION, Aliquippa: PAD040115, minor permit, discharging to Unnamed Stream, permit term to September 29, 2029
- ALLEGHENY ASPHALT MANUFACTUR, Monaca: PAR706124, minor permit, discharging to OHIO RIVER, permit term to August 1, 2007
- AMBRIDGE BORO MUN AUTH, Ambridge: PAL027146, minor permit, permit term to December 31, 2025
Identity
| Facility as filed | COLONA DOCK |
|---|---|
| Permittee as filed | COLONA TRANSF LP |
| NPDES ID | PA0253502 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 12, 2020 |
| Expiration date | March 31, 2025 |
| Issuing agency | State Environmental Organization |
| Address | Monaca, PA 15061 |
| Receiving water | Ohio River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Crows Run-Ohio River (HUC 050301010309) |
| SIC | 5052 – Coal And Other Minerals And Ores |
| Other EPA IDs (FRS) | RCRA handler PAD004327888; ICIS-AIR source PA000558832 |
Effluent limits and exceedances
- 13Pollutants on file
- 9Under a numeric limit
- 13With a violation of any kind
- 2With 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 | 5 | 10 | 5 | August 31, 2022 | 112% over the limit |
| Iron, total [as Fe] | 0 | 5 | 1 | June 30, 2025 | 614% over the limit |
| pH | 4 | 8 | 0 | ||
| Oil & Grease | 4 | 8 | 0 | ||
| Copper, total [as Cu] | 4 | 4 | 0 | ||
| Iron, dissolved [as Fe] | 4 | 4 | 0 | ||
| Oxygen demand, chem. [high level] [COD] | 0 | 4 | 0 | ||
| Nitrogen, total [as N] | 0 | 4 | 0 | ||
| Phosphorus, total [as P] | 0 | 4 | 0 | ||
| Nickel, total [as Ni] | 4 | 3 | 0 | ||
| Solids, total dissolved | 5 | 1 | 0 | ||
| Zinc, total [as Zn] | 4 | 1 | 0 | ||
| Chloride [as Cl] | 1 | 1 | 0 |
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES PA0253502.
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| September 2, 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
EPA’s informal enforcement file holds no action for NPDES PA0253502.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.