Public water system · NH1781030
ActiveLost Nation Water
At a glance
Lost Nation Water (PWSID NH1781030) is an active community water system in Coos County, New Hampshire. It reports serving 65 people through 27 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in September 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
65
Service connections
27
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Lost Nation Water compare with other water systems in Coos County?
By EPA's size categories, Lost Nation Water 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 community water system reports serving 6,703 people, so Lost Nation Water is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. New Hampshire has 706 active community water systems, 29% of the state's 2,450 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,374 New Hampshire systems (97%) list groundwater as their primary source.
Who owns and regulates Lost Nation Water?
EPA lists Lost Nation Water 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 Lost Nation Water have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in September 2020. The violations listed here began between January 1992 and September 2020. By type: 3 public notice, recordkeeping or other, 2 monitoring and reporting, 1 reporting, 1 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Consumer Confidence Rule (3 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2020-09-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2008-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-07-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2004-10-25 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1992-01-01 | Required treatment not metFailure to Filter (SWTR) · code 42 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
All 8 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.
Lost Nation Water: frequently asked questions
Who runs Lost Nation Water?
Lost Nation Water (PWSID NH1781030) is a community water system owned by a local government. It is regulated by the NH state drinking water program.
How many people does Lost Nation Water serve?
Lost Nation Water reports serving 65 people through 27 service connections in Coos County, New Hampshire.
Where does Lost Nation Water 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 Lost Nation Water have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in September 2020. 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 Lost Nation Water'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 8 violations for this system; 1 is health-based, and the most recent began in September 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the NH state drinking water program.
Where can I find Lost Nation Water's water quality report?
As a community water system, Lost Nation Water must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
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 |
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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, “Lost Nation Water, PWSID NH1781030, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/lost-nation-water-nh1781030 (data as of October 1, 2026).