Public water system · NH0485010
ActiveUpper Ct Valley Hospital
At a glance
Upper Ct Valley Hospital (PWSID NH0485010) is an active non-transient non-community water system in Coos County, New Hampshire. It reports serving 75 people through 1 service connection. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
1
Primary source
GWP
Purchased groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Upper Ct Valley Hospital compare with other water systems in Coos County?
By EPA's size categories, Upper Ct Valley Hospital is a very small system (500 people or fewer). Coos County has 112 active public water systems. Its population served is well below the county average of 368 people per system, and accounts for 0.2% of the 41,217 people reported by systems filed under the county. Across New Hampshire, the 2,450 active systems average 508 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Upper Ct Valley Hospital is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. New Hampshire has 453 active non-transient non-community water systems, 18% of the state's 2,450 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 10 New Hampshire systems (0.4%) list purchased groundwater as their primary source.
Who owns and regulates Upper Ct Valley Hospital?
EPA lists Upper Ct Valley Hospital as owned by a local government. The NH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 18 of the 112 active systems in Coos County (16%) are also owned by a local government.
Does Upper Ct Valley Hospital have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2024. The violations listed here began between March 2024 and July 2024. By type: 3 monitoring and reporting. The contaminants or rules involved are Total trihalomethanes (TTHM), Haloacetic acids (HAA5) and Lead and Copper Rule. EPA lists 3 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-03-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
All 3 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.
Upper Ct Valley Hospital: frequently asked questions
Who runs Upper Ct Valley Hospital?
Upper Ct Valley Hospital (PWSID NH0485010) is a non-transient non-community water system owned by a local government. It is regulated by the NH state drinking water program.
How many people does Upper Ct Valley Hospital serve?
Upper Ct Valley Hospital reports serving 75 people through 1 service connection in Coos County, New Hampshire.
Where does Upper Ct Valley Hospital get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Upper Ct Valley Hospital have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2024. 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 Upper Ct Valley Hospital'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 3 violations for this system; none is health-based, and the most recent began in July 2024. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Upper Ct Valley Hospital's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Upper Ct Valley Hospital is a non-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 Coos County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Berlin Water Works | Coos | 9,575 | Community | Surface water |
| Groveton Water Sys | Coos | 2,650 | Community | Groundwater |
| Gorham Water and Sewer Dept | Coos | 2,630 | Community | Surface water |
| Lancaster Water Dept | Coos | 2,500 | Community | Surface water |
| Whitefield Water | Coos | 1,640 | Community | Groundwater |
| Colebrook Water Works | Coos | 1,300 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Upper Ct Valley Hospital, PWSID NH0485010, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/upper-ct-valley-hospital-nh0485010 (data as of October 1, 2026).