Clean Water Act discharge permit · NPDES MAR10067W
MOUNT HOLYOKE COLLEGE PHASE 4 - GEOTHERMAL DISTRIBUTION, South Hadley, MA: NPDES MAR10067W discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
MOUNT HOLYOKE COLLEGE PHASE 4 - GEOTHERMAL DISTRIBUTION, held by Daniel O'Connell's Sons, holds NPDES permit MAR10067W. EPA’s file records it issued March 15, 2026 and expiring February 16, 2027. 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.
What the register holds for MOUNT HOLYOKE COLLEGE PHASE 4 - GEOTHERMAL DISTRIBUTION: its NPDES ID, its permit type and status, its dates, its address in South Hadley, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR10067W.
Identity
| Facility as filed | MOUNT HOLYOKE COLLEGE PHASE 4 - GEOTHERMAL DISTRIBUTION |
|---|---|
| Permittee as filed | Daniel O'Connell's Sons |
| NPDES ID | MAR10067W |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | March 15, 2026 |
| Expiration date | February 16, 2027 |
| Issuing agency | U.S. EPA |
| Address | South Hadley, MA 01075 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Stony Brook-Connecticut River (HUC 010802010702) |
| Other EPA IDs (FRS) | RCRA handler MAD066985714; ICIS-AIR source MA0000002504200073 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR10067W.
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 MAR10067W.
Inspections
EPA’s inspection file holds no inspection for NPDES MAR10067W.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES MAR10067W.
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, MAR10067W.
Start the watch
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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 MAR10067W there.
Nearby on the register
- Discharge permits in South Hadley
- Every permit record in South Hadley, 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.