Clean Water Act discharge permit · NPDES MAR053209
UPPER BLACKSTONE WATER POLLUTION ABATEMENT DISTRICT, Millbury, MA: NPDES MAR053209 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 19Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
UPPER BLACKSTONE WATER POLLUTION ABATEMENT DISTRICT, held by UPPER BLACKSTONE WPAD, holds NPDES permit MAR053209. EPA’s file records it issued September 30, 2015 and expiring June 3, 2020. 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 | UPPER BLACKSTONE WATER POLLUTION ABATEMENT DISTRICT |
|---|---|
| Permittee as filed | UPPER BLACKSTONE WPAD |
| NPDES ID | MAR053209 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | September 30, 2015 |
| Expiration date | June 3, 2020 |
| Issuing agency | U.S. EPA |
| Address | Millbury, MA 01527 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Tatnuck Brook-Blackstone River (HUC 010900030102) |
| Other EPA IDs (FRS) | RCRA handler MAD000212134; ICIS-AIR source MA0000002511800937 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 19Pollutants on file
- 19Under a numeric limit
- 4With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 9 | 2 | 1 | August 31, 2016 | 7% over the limit |
| pH | 8 | 1 | 1 | August 31, 2016 | |
| Oxygen, dissolved percent saturation | 4 | 7 | 0 | ||
| Iron, total [as Fe] | 1 | 1 | 0 | ||
| BOD, 5-day, 20 deg. C | 8 | 0 | 0 | ||
| Zinc, total [as Zn] | 8 | 0 | 0 | ||
| Phenol | 8 | 0 | 0 | ||
| Nitrogen, ammonia, total [as NH3] | 8 | 0 | 0 | ||
| p-Cresol | 8 | 0 | 0 | ||
| Benzoic acids, total | 8 | 0 | 0 | ||
| .alpha.-Terpineol | 8 | 0 | 0 | ||
| Turbidity | 4 | 0 | 0 | ||
| Odor [Threshold Number] | 4 | 0 | 0 | ||
| Toxicity | 4 | 0 | 0 | ||
| Phosphorus, total [as P] | 4 | 0 | 0 | ||
| Lead, total [as Pb] | 4 | 0 | 0 | ||
| E. coli | 4 | 0 | 0 | ||
| Algae, presence | 4 | 0 | 0 | ||
| Sediment, suspended | 4 | 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 MAR053209.
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, MAR053209.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 MAR053209 there.
Nearby on the register
- Discharge permits in Millbury
- Every permit record in Millbury, A to Z
- Discharge permits in Massachusetts
- Every permit record in Massachusetts, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.