Clean Water Act discharge permit · NPDES MD0023370
QUEENSTOWN WWTP, Queenstown, MD: NPDES MD0023370 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
QUEENSTOWN WWTP, held by Town of Queenstown, holds NPDES permit MD0023370, which discharges to Little Queenstown Creek. EPA’s file records it issued December 2, 2011 and expiring December 31, 2016. 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 | QUEENSTOWN WWTP |
|---|---|
| Permittee as filed | Town of Queenstown |
| NPDES ID | MD0023370 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 2, 2011 |
| Expiration date | December 31, 2016 |
| Issuing agency | Maryland Department of The Environment |
| Address | Queenstown, MD 21658 |
| Receiving water | LITTLE QUEENSTOWN CREEK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Lower Chester River (HUC 020600020411) |
| 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
- 16With a violation of any kind
- 8With 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 | 8 | 54 | 34 | February 28, 2026 | 384% over the limit |
| Solids, total suspended | 8 | 37 | 21 | April 30, 2022 | 216% over the limit |
| Coliform, fecal general | 2 | 19 | 15 | May 31, 2012 | 5,621% over the limit |
| pH | 4 | 17 | 9 | February 28, 2013 | |
| Nitrogen, total [as N] | 6 | 24 | 5 | December 31, 2018 | 36% over the limit |
| Nitrogen, ammonia total [as N] | 17 | 8 | 4 | February 28, 2026 | 162% over the limit |
| Phosphorus, total [as P] | 6 | 37 | 2 | June 30, 2022 | 178% over the limit |
| Oxygen, dissolved [DO] | 6 | 11 | 2 | April 30, 2022 | 18% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 6 | 0 | ||
| Chlorine, total residual | 2 | 4 | 0 | ||
| Phosphorous, in total orthophosphate | 0 | 4 | 0 | ||
| Nitrogen, organic total [as N] | 2 | 3 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 3 | 0 | ||
| Phosphate, ortho [as P] | 2 | 1 | 0 | ||
| Flow, total | 2 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MD0023370.
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 MD0023370 there.
Nearby on the register
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- Every permit record in Queenstown, A to Z
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- Every permit record in Maryland, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.