Public water system · CT1470154
ActivePachaug S.F./Mount Misery Pump House
At a glance
Pachaug S.F./Mount Misery Pump House (PWSID CT1470154) is an active transient non-community water system in New London County, Connecticut. It reports serving 30 people through 5 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2012.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
30
Service connections
5
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Pachaug S.F./Mount Misery Pump House compare with other water systems in New London County?
By EPA's size categories, Pachaug S.F./Mount Misery Pump House is a very small system (500 people or fewer). New London County has 394 active public water systems. Its population served is well below the county average of 532 people per system, and accounts for less than 0.1% of the 209,444 people reported by systems filed under the county. Across Connecticut, the 2,363 active systems average 1,247 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Pachaug S.F./Mount Misery Pump House is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Connecticut has 1,399 active transient non-community water systems, 59% of the state's 2,363 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,263 Connecticut systems (96%) list groundwater as their primary source.
Who owns and regulates Pachaug S.F./Mount Misery Pump House?
EPA lists Pachaug S.F./Mount Misery Pump House as owned by a state government. The CT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 10 of the 394 active systems in New London County (2.5%) are also owned by a state government.
Does Pachaug S.F./Mount Misery Pump House have drinking water violations?
EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2012. The violations listed here began between October 2001 and April 2012. By type: 7 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 of them). EPA lists 6 as resolved and 1 as archived. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2012-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2003-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 7 violations in EPA's records, newest first. Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Pachaug S.F./Mount Misery Pump House: frequently asked questions
Who runs Pachaug S.F./Mount Misery Pump House?
Pachaug S.F./Mount Misery Pump House (PWSID CT1470154) is a transient non-community water system owned by a state government. It is regulated by the CT state drinking water program.
How many people does Pachaug S.F./Mount Misery Pump House serve?
Pachaug S.F./Mount Misery Pump House reports serving 30 people through 5 service connections in New London County, Connecticut.
Where does Pachaug S.F./Mount Misery Pump House get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Pachaug S.F./Mount Misery Pump House have any drinking water violations?
EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2012. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Pachaug S.F./Mount Misery Pump House's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2012. For current results, consult EPA ECHO, or the CT state drinking water program.
Where can I find Pachaug S.F./Mount Misery Pump House's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Pachaug S.F./Mount Misery Pump House is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in New London County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Norwich Public Utilities | New London | 36,163 | Community | Surface water |
| Groton Utilities | New London | 30,200 | Community | Surface water |
| New London Dept. of Public Utilities | New London | 27,620 | Community | Surface water |
| Waterford Wpca | New London | 16,578 | Community | Purchased surface water |
| East Lyme Water & Sewer Commission | New London | 15,245 | Community | Purchased surface water |
| Aquarion-Mystic | New London | 10,788 | Community | Surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Pachaug S.F./Mount Misery Pump House, PWSID CT1470154, Connecticut”, https://aquacensus.com/water-systems/connecticut/pachaug-s-f-mount-misery-pump-house-ct1470154 (data as of October 1, 2026).