Clean Water Act discharge permit · NPDES MD0020958
BRUNSWICK WWTP, Brunswick, MD: NPDES MD0020958 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 14Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
BRUNSWICK WWTP holds NPDES permit MD0020958, which discharges to Potomac River. EPA’s file records it issued August 31, 2016 and expiring September 30, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | BRUNSWICK WWTP |
|---|---|
| Permittee as filed | BRUNSWICK WWTP |
| NPDES ID | MD0020958 |
| 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 | August 31, 2016 |
| Expiration date | September 30, 2021 |
| Issuing agency | MARYLAND DEPARTMENT OF THE ENVIRONMENT |
| Address | Brunswick, MD 21716 |
| Receiving water | POTOMAC RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Piney Run-Potomac River (HUC 020700080202) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 16Pollutants on file
- 14Under a numeric limit
- 15With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 4 | 39 | 23 | January 31, 2008 | 592% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 18 | 15 | February 28, 2003 | 35% over the limit |
| pH | 2 | 11 | 5 | March 31, 2017 | |
| Solids, total suspended | 6 | 16 | 4 | March 31, 2005 | 79% over the limit |
| Oxygen, dissolved [DO] | 1 | 7 | 4 | October 31, 2005 | 40% over the limit |
| Chlorine, total residual | 1 | 8 | 2 | June 30, 2004 | 1,500% over the limit |
| E. coli | 1 | 5 | 2 | November 30, 2007 | 25% over the limit |
| Nitrogen, total [as N] | 4 | 37 | 0 | ||
| Phosphorus, total [as P] | 4 | 15 | 0 | ||
| Nitrogen, organic total [as N] | 1 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 6 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 6 | 0 | ||
| Phosphorous, in total orthophosphate | 0 | 6 | 0 | ||
| Flow, total | 2 | 2 | 0 | ||
| Coliform, fecal general | 0 | 2 | 0 | ||
| Phosphate, ortho [as P] | 1 | 0 | 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 MD0020958.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MD0020958.
Start the watch
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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 MD0020958 there.
Nearby on the register
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- Every permit record in Brunswick, A to Z
- Discharge permits in Maryland
- Every permit record in Maryland, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.