Clean Water Act discharge permit · NPDES MA0110027
SANDWICH STATE FISH HATCHERY, Sandwich, MA: NPDES MA0110027 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
SANDWICH STATE FISH HATCHERY holds NPDES permit MA0110027, which discharges to Dock Creek. EPA’s file records it issued September 27, 2007 and expiring November 30, 2012. 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 | SANDWICH STATE FISH HATCHERY |
|---|---|
| Permittee as filed | SANDWICH STATE FISH HATCHERY |
| NPDES ID | MA0110027 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 27, 2007 |
| Expiration date | November 30, 2012 |
| Address | Sandwich, MA 02563 |
| Receiving water | DOCK CREEK |
| Subwatershed | Wequaquet Lake (HUC 010900020206) |
| SIC | 0921 – Fish Hatcheries And Preserves |
| Other EPA IDs (FRS) | RCRA handler MAD980909022 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 17Pollutants on file
- 14Under a numeric limit
- 16With a violation of any kind
- 2With 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 | 19 | 19 | June 30, 2021 | 107% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 34 | 2 | October 31, 2005 | 6% over the limit |
| Oxygen, dissolved [DO] | 1 | 44 | 0 | ||
| pH | 2 | 36 | 0 | ||
| LC50 Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | 0 | 35 | 0 | ||
| LC50 Static Renewal 48Hr Acute Menidia | 0 | 35 | 0 | ||
| Chlorine, total residual | 2 | 34 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 11 | 0 | ||
| Noael Statre 7Day Chronic Menidia | 1 | 10 | 0 | ||
| LC50 Static 48Hr Acute Menidia | 1 | 9 | 0 | ||
| Noael Statre 7Day Chronic Mysid. Bahia | 1 | 9 | 0 | ||
| LC50 Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | 1 | 8 | 0 | ||
| Solids, total suspended | 2 | 4 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 2 | 0 | ||
| Formaldehyde | 1 | 1 | 0 | ||
| Hydrogen peroxide | 0 | 1 | 0 | ||
| Phosphorus, total [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 MA0110027.
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, MA0110027.
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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 MA0110027 there.
Nearby on the register
- Discharge permits in Sandwich
- Every permit record in Sandwich, A to Z
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- Every permit record in Massachusetts, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.