Public water system · NH0488010
ActiveDiamond Peaks Motel and Store
At a glance
Diamond Peaks Motel and Store (PWSID NH0488010) is an active transient non-community water system in Coos County, New Hampshire. It reports serving 75 people through 14 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
14
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Diamond Peaks Motel and Store compare with other water systems in Coos County?
By EPA's size categories, Diamond Peaks Motel and Store 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 transient non-community water system reports serving 144 people, so Diamond Peaks Motel and Store is about half of 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. New Hampshire has 1,291 active transient non-community water systems, 53% 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 Diamond Peaks Motel and Store?
EPA lists Diamond Peaks Motel and Store as privately owned. 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. 74 of the 112 active systems in Coos County (66%) are also privately owned.
Does Diamond Peaks Motel and Store have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in October 2025. The violations listed here began between January 1996 and October 2025. By type: 4 monitoring and reporting, 1 reporting, 1 monitoring, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 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 |
|---|---|---|---|---|
| 2025-10-09 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2009-12-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2009-07-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1997-03-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1996-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1996-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | 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.
Diamond Peaks Motel and Store: frequently asked questions
Who runs Diamond Peaks Motel and Store?
Diamond Peaks Motel and Store (PWSID NH0488010) is a transient non-community water system privately owned. It is regulated by the NH state drinking water program.
How many people does Diamond Peaks Motel and Store serve?
Diamond Peaks Motel and Store reports serving 75 people through 14 service connections in Coos County, New Hampshire.
Where does Diamond Peaks Motel and Store 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 Diamond Peaks Motel and Store have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in October 2025. 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 Diamond Peaks Motel and Store'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 October 2025. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Diamond Peaks Motel and Store's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Diamond Peaks Motel and Store 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 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, “Diamond Peaks Motel and Store, PWSID NH0488010, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/diamond-peaks-motel-and-store-nh0488010 (data as of October 1, 2026).