WALPOLE, NH · Sullivan County
CONNECTICUT RIVER MHP Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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)
- NH0413020
- System type
- Community Water System
- Population served
- 50
- Service connections
- 18
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2004 – July 1, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—Benzene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—Toluene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 1995 – December 31, 1995
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 1995 – December 31, 1995
ResolvedMaximum Contaminant Level Violation, Average
Health-basedArsenic
September 30, 1982 – September 29, 1983
ArchivedMaximum Contaminant Level Violation, Average
Health-basedArsenic
September 30, 1981 – September 29, 1982
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2004 – July 1, 2007 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| September 30, 1982 – September 29, 1983 | Maximum Contaminant Level Violation, Average | Arsenic | Health-based | Archived |
| September 30, 1981 – September 29, 1982 | Maximum Contaminant Level Violation, Average | Arsenic | Health-based | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 24, 2014State Administrative/Compliance Order without penalty issued8 linked violations
- May 6, 2014State Formal Notice of Violation issued15 linked violations
- February 15, 2008State Public Notification received5 linked violations
- January 25, 2008State Formal Notice of Violation issued10 linked violations
- June 25, 2007State Compliance achieved4 linked violations
- May 22, 2007State Public Notification requested10 linked violations
- January 12, 2007State Compliance achieved1 linked violation
- January 4, 2007State Compliance achieved1 linked violation
- October 16, 2006State Public Notification requested6 linked violations
- November 14, 2000Federal Compliance achieved1 linked violation
- May 9, 1996State Public Notification requested88 linked violations
Contact
EVERETT E HOUGHTON CO INC
Phone not on record
WALPOLE, NH 03608