ROCHESTER, NH · Strafford County
STONY BROOK Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of May 1, 2025. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Strafford County, NH.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace New Hampshire’s official records. Always confirm current status with New Hampshire before making decisions based on this information.
System facts
- System ID (PWSID)
- NH2003040
- System type
- Community Water System
- Population served
- 167
- Service connections
- 127
- Ownership
- privately owned
- Water source
- groundwater (wells)
STONY BROOK is one of 877 community water systems in New Hampshire in the 500 or fewer people size category, formerly serving 167 people from groundwater.
EPA's federal records list this system as inactive in 2025; the record below is historical.
As of August 1, 2026, its federal record holds 21 entries between 2009 and 2018, all of which EPA lists as closed. Nothing has been added since 2018.
All 21 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals and volatile organic chemicals.
Violation history
Monitoring, Regular
—Pentachlorophenol
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Atrazine
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—LASSO
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—2,4-D
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Simazine
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Picloram
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Benzene
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Styrene
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2009 – December 31, 2009
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Last known contact on file (system is inactive)
STONY BROOK COOPERATIVE INC
Phone not on record
ROCHESTER, NH 03867