Clean Water Act discharge permit · NPDES MD0021512
FREEDOM DISTRICT WWTP, Sykesville, MD: NPDES MD0021512 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 24Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
FREEDOM DISTRICT WWTP holds NPDES permit MD0021512, which discharges to South Branch Patapsco River. EPA’s file records it issued November 20, 2020 and expiring December 31, 2025. 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 | FREEDOM DISTRICT WWTP |
|---|---|
| Permittee as filed | FREEDOM DISTRICT WWTP |
| NPDES ID | MD0021512 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 20, 2020 |
| Expiration date | December 31, 2025 |
| Issuing agency | MD DEPARTMENT OF THE ENVIRONMENT |
| Address | Sykesville, MD 21784 |
| Receiving water | SOUTH BRANCH PATAPSCO RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Piney Branch-South Branch Patapsco River (HUC 020600031004) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 47Pollutants on file
- 24Under a numeric limit
- 38With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 8 | 15 | 14 | April 30, 2025 | 630% over the limit |
| Solids, total suspended | 6 | 17 | 8 | February 28, 2018 | 200% over the limit |
| Toxicity, Chronic | 1 | 6 | 5 | December 31, 2015 | 3,200% over the limit |
| Copper, total recoverable | 4 | 8 | 4 | February 28, 2018 | 217% over the limit |
| Toxicity, Acute | 1 | 4 | 3 | September 30, 2012 | 70% over the limit |
| Phosphorus, total [as P] | 4 | 6 | 2 | September 30, 2015 | 48% over the limit |
| Nitrogen, total [as N] | 4 | 7 | 1 | December 31, 2015 | 10% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 5 | 1 | February 28, 2018 | 167% over the limit |
| Coliform, fecal general | 0 | 6 | 0 | ||
| Hardness, total [as CaCO3] | 3 | 3 | 0 | ||
| Cyanide, free [amenable to chlorine] | 1 | 2 | 0 | ||
| Benzidine | 1 | 2 | 0 | ||
| Thallium, total recoverable | 1 | 1 | 0 | ||
| Silver total recoverable | 1 | 1 | 0 | ||
| Aluminum, total recoverable | 1 | 1 | 0 | ||
| Cadmium, total recoverable | 1 | 1 | 0 | ||
| Benzo[b]fluoranthene | 0 | 1 | 0 | ||
| Benzo[k]fluoranthene | 0 | 1 | 0 | ||
| Benzo[a]pyrene | 0 | 1 | 0 | ||
| Chrysene | 0 | 1 | 0 | ||
| 1,2-Diphenylhydrazine | 0 | 1 | 0 | ||
| Indeno[1,2,3-cd]pyrene | 0 | 1 | 0 | ||
| Benzo[a]anthracene | 0 | 1 | 0 | ||
| Dibenz[a,h]anthracene | 0 | 1 | 0 | ||
| 3,3'-Dichlorobenzidine | 0 | 1 | 0 | ||
| 2,3,7,8-TCDD TEC | 0 | 1 | 0 | ||
| 4,4'-DDT | 0 | 1 | 0 | ||
| 4,4'-DDD | 0 | 1 | 0 | ||
| 4,4'-DDE | 0 | 1 | 0 | ||
| Aldrin | 0 | 1 | 0 | ||
| Chlordane [tech mix. and metabolites] | 0 | 1 | 0 | ||
| Dieldrin | 0 | 1 | 0 | ||
| Toxaphene | 0 | 1 | 0 | ||
| Heptachlor | 0 | 1 | 0 | ||
| Heptachlor epoxide | 0 | 1 | 0 | ||
| Hexachlorobenzene | 0 | 1 | 0 | ||
| Nonylphenol | 0 | 1 | 0 | ||
| Mercury, total recoverable | 0 | 1 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Flow, total | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| Nitrogen, organic total [as N] | 1 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 0 | 0 | ||
| Phosphate, ortho [as P] | 1 | 0 | 0 | ||
| Chlorine, total residual | 1 | 0 | 0 | ||
| E. coli | 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 MD0021512.
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 MD0021512 there.
Nearby on the register
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- Every permit record in Maryland, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.