Clean Water Act discharge permit · NPDES MD0021598
JOHN J. DIFONZO WATER RECLAMATION FACILITY, Cumberland, MD: NPDES MD0021598 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 16Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
JOHN J. DIFONZO WATER RECLAMATION FACILITY, held by CUMBERLAND WWTP, holds NPDES permit MD0021598, which discharges to Potomac River, Evitts Creek. EPA’s file records it issued February 13, 2009 and expiring February 28, 2014. 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 | JOHN J. DIFONZO WATER RECLAMATION FACILITY |
|---|---|
| Permittee as filed | CUMBERLAND WWTP |
| NPDES ID | MD0021598 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 13, 2009 |
| Expiration date | February 28, 2014 |
| Issuing agency | MD DEPARTMENT OF THE ENVIRONMENT |
| Address | Cumberland, MD 21502 |
| Receiving water | POTOMAC RIVER, EVITTS CREEK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Collier Run-North Branch Potomac River (HUC 020700020801) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 20Pollutants on file
- 16Under a numeric limit
- 20With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 4 | 12 | 9 | December 31, 2002 | 35% over the limit |
| pH | 2 | 11 | 7 | May 31, 2025 | |
| Solids, total suspended | 4 | 10 | 2 | August 31, 1999 | 30% over the limit |
| Phosphorus, total [as P] | 15 | 14 | 1 | September 30, 2010 | 10% over the limit |
| Oxygen, dissolved [DO] | 1 | 3 | 1 | November 30, 2009 | 2% over the limit |
| Chlorine, total residual | 1 | 3 | 1 | December 31, 1997 | 100% over the limit |
| Nitrogen, Kjeldahl, total [as N] | 0 | 1 | 1 | October 31, 1999 | 153% over the limit |
| Temperature, water deg. fahrenheit | 0 | 35 | 0 | ||
| Coliform, fecal general | 1 | 17 | 0 | ||
| Nitrogen, total [as N] | 12 | 9 | 0 | ||
| BOD, 5-day, 20 deg. C | 8 | 8 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 5 | 0 | ||
| Nitrogen, organic total [as N] | 4 | 4 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 4 | 0 | ||
| Phosphorous, in total orthophosphate | 2 | 4 | 0 | ||
| Flow, total | 5 | 3 | 0 | ||
| Phosphorus, ortho | 2 | 3 | 0 | ||
| Silver total recoverable | 0 | 2 | 0 | ||
| Mercury, total recoverable | 0 | 2 | 0 | ||
| E. coli | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MD0021598.
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 MD0021598 there.
Nearby on the register
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- Every permit record in Cumberland, A to Z
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- Every permit record in Maryland, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.