Clean Water Act discharge permit · NPDES MDG913232
MARLEY RUN WWTP-J&H PROP,INC., Huntingtown, MD: NPDES MDG913232 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
MARLEY RUN WWTP-J&H PROP,INC. holds NPDES permit MDG913232, which discharges to Magothy River. EPA’s file records it issued September 1, 1998 and expiring August 31, 2003. 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 | MARLEY RUN WWTP-J&H PROP,INC. |
|---|---|
| Permittee as filed | MARLEY RUN WWTP-J&H PROP,INC. |
| NPDES ID | MDG913232 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 1, 1998 |
| Expiration date | August 31, 2003 |
| Address | Huntingtown, MD |
| Receiving water | MAGOTHY RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Curtis Creek-Curtis Bay (HUC 020600031202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 4Under a numeric limit
- 12With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Nitrogen, total [as N] | 1 | 102 | 86 | May 31, 2011 | 277% over the limit |
| BOD, 5-day, 20 deg. C | 1 | 81 | 69 | May 31, 2011 | 390% over the limit |
| Solids, total suspended | 1 | 36 | 24 | May 31, 2011 | 1,900% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 27 | 0 | ||
| pH | 0 | 4 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 4 | 0 | ||
| Phosphate, total [as PO4] | 0 | 4 | 0 | ||
| Chloride | 0 | 4 | 0 | ||
| Solids, total dissolved | 0 | 4 | 0 | ||
| Nitrogen, nitrate total [as NO3] | 0 | 4 | 0 | ||
| Nitrogen, nitrite total [as NO2] | 0 | 4 | 0 | ||
| Coliform, fecal general | 0 | 4 | 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 MDG913232.
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.
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 MDG913232 there.
Nearby on the register
- Discharge permits in Huntingtown
- Every permit record in Huntingtown, A to Z
- Discharge permits in Maryland
- Every permit record in Maryland, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.