Clean Water Act discharge permit · NPDES MA0102202
HOPEDALE W W T P, Hopedale, MA: NPDES MA0102202 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 24Pollutants under a numeric limit
- 12Pollutants with an effluent exceedance
HOPEDALE W W T P holds NPDES permit MA0102202, which discharges to Mill River. EPA’s file records it issued May 1, 2001 and expiring April 30, 2006. 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 | HOPEDALE W W T P |
|---|---|
| Permittee as filed | HOPEDALE W W T P |
| NPDES ID | MA0102202 |
| 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 | May 1, 2001 |
| Expiration date | April 30, 2006 |
| Address | Hopedale, MA 01747 |
| Receiving water | MILL RIVER |
| Subwatershed | Kettle Brook (HUC 010900030101) |
| Program components on file | POTW, Pretreatment |
| 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
- 35Pollutants on file
- 24Under a numeric limit
- 35With a violation of any kind
- 12With 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 |
|---|---|---|---|---|---|
| Copper, total recoverable | 4 | 137 | 129 | May 31, 2019 | 2,100% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 71 | 50 | June 30, 2021 | 384% over the limit |
| Aluminum, total [as Al] | 1 | 98 | 25 | February 28, 2023 | 609% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 36 | 22 | June 30, 2013 | 83% over the limit |
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | 1 | 21 | 15 | July 31, 2023 | 99,999% over the limit |
| Solids, total suspended | 12 | 85 | 13 | September 30, 2021 | 1,005% over the limit |
| Phosphorus, total [as P] | 3 | 22 | 8 | September 30, 2021 | 58% over the limit |
| BOD, 5-day, 20 deg. C | 12 | 78 | 7 | September 30, 2021 | 535% over the limit |
| pH | 2 | 22 | 2 | December 31, 2016 | |
| LC50 Static 48Hr Acute Ceriodaphnia dubia | 1 | 10 | 2 | January 31, 2021 | 29% over the limit |
| Solids, suspended percent removal | 1 | 11 | 1 | November 30, 2018 | 40% over the limit |
| Coliform, fecal - % samples exceeding limit | 1 | 10 | 1 | November 30, 2007 | 400% over the limit |
| Coliform, fecal general | 2 | 18 | 0 | ||
| Nitrogen, nitrite total [as N] | 0 | 12 | 0 | ||
| Nitrogen, nitrate total [as N] | 0 | 12 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 12 | 0 | ||
| BOD, 5-day, percent removal | 1 | 10 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 9 | 0 | ||
| E. coli, colony forming units [CFU] | 0 | 4 | 0 | ||
| Selenium, sludge, total, dry weight [as Se] | 1 | 3 | 0 | ||
| Arsenic, sludge tot. dry wt [as As] | 1 | 3 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 1 | 3 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 1 | 3 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 1 | 3 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 1 | 3 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 1 | 3 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 1 | 3 | 0 | ||
| Cadmium, sludge, total, dry weight [as Cd] | 1 | 3 | 0 | ||
| Phosphate, ortho, dissolved [as P] | 0 | 2 | 0 | ||
| Hardness, total [as CaCO3] | 0 | 2 | 0 | ||
| Nickel, total recoverable | 0 | 2 | 0 | ||
| Zinc, total recoverable | 0 | 2 | 0 | ||
| Aluminum, total recoverable | 0 | 2 | 0 | ||
| Cadmium, total recoverable | 0 | 2 | 0 | ||
| Lead, total recoverable | 0 | 2 | 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 MA0102202.
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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Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.