Clean Water Act discharge permit · NPDES PA0005011
CONEMAUGH GENERATING STA, New Florence, PA: NPDES PA0005011 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 29Pollutants under a numeric limit
- 14Pollutants with an effluent exceedance
CONEMAUGH GENERATING STA, held by GENON NE MGMT CO, holds NPDES permit PA0005011, which discharges to Unt To Conemaugh River. EPA’s file records it issued December 21, 2018 and expiring December 31, 2023. 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 | CONEMAUGH GENERATING STA |
|---|---|
| Permittee as filed | GENON NE MGMT CO |
| NPDES ID | PA0005011 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 21, 2018 |
| Expiration date | December 31, 2023 |
| Issuing agency | State Environmental Organization |
| Address | New Florence, PA 15944 |
| Receiving water | UNT To Conemaugh River |
| Subwatershed | Baldwin Creek-Conemaugh River (HUC 050100071002) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 35Pollutants on file
- 29Under a numeric limit
- 35With a violation of any kind
- 14With 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 |
|---|---|---|---|---|---|
| Iron, total [as Fe] | 64 | 351 | 324 | July 31, 2023 | 5,606% over the limit |
| Boron, total [as B] | 4 | 276 | 274 | December 31, 2022 | 313% over the limit |
| Manganese, total [as Mn] | 64 | 243 | 214 | December 31, 2022 | 5,731% over the limit |
| Selenium, total [as Se] | 4 | 179 | 175 | February 29, 2020 | 900% over the limit |
| Aluminum, total [as Al] | 64 | 164 | 141 | December 31, 2022 | 982% over the limit |
| Mercury, total [as Hg] | 4 | 74 | 72 | April 30, 2013 | 6,567% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 6 | 27 | 23 | January 31, 2014 | 99,999% over the limit |
| Cobalt, total [as Co] | 0 | 23 | 23 | April 30, 2012 | 150% over the limit |
| Solids, total suspended | 26 | 43 | 17 | March 31, 2022 | 2,358% over the limit |
| pH | 26 | 46 | 13 | April 30, 2019 | |
| Copper, total [as Cu] | 4 | 16 | 12 | September 30, 2023 | 333% over the limit |
| Iron, dissolved [as Fe] | 0 | 11 | 8 | April 30, 2010 | 2,751% over the limit |
| Oil & Grease | 20 | 26 | 6 | March 31, 2008 | 3,103% over the limit |
| Chlorine, total residual | 14 | 9 | 1 | March 31, 2003 | 29% over the limit |
| Flow, in conduit or thru treatment plant | 18 | 26 | 0 | ||
| Sulfate, total [as SO4] | 12 | 11 | 0 | ||
| Bromide [as Br] | 12 | 9 | 0 | ||
| Chloroform | 16 | 8 | 0 | ||
| Solids, total dissolved | 12 | 7 | 0 | ||
| Chloride [as Cl] | 12 | 6 | 0 | ||
| Chlorine, free available | 8 | 6 | 0 | ||
| Zinc, total [as Zn] | 0 | 5 | 0 | ||
| Flow, total | 8 | 4 | 0 | ||
| Temperature, water deg. fahrenheit | 6 | 4 | 0 | ||
| Phosphorus, total [as P] | 2 | 3 | 0 | ||
| Magnesium, total [as Mg] | 0 | 3 | 0 | ||
| Coliform, fecal general | 8 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 2 | 0 | ||
| Arsenic, total [as As] | 4 | 2 | 0 | ||
| Beryllium, total [as Be] | 4 | 2 | 0 | ||
| Lead, total [as Pb] | 4 | 2 | 0 | ||
| Nickel, total [as Ni] | 0 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 1 | 0 | ||
| Nitrogen, total [as N] | 2 | 1 | 0 | ||
| Aluminum [total] | 0 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| December 19, 2025 | Permit Violations - Discharge Without a Valid Permit | ST6 |
| July 9, 2020 | Effluent Violations - Numeric effluent violation | 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 PA0005011 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.