Public water system · NH1327010
ActiveMascoma Lake Campground
At a glance
Mascoma Lake Campground (PWSID NH1327010) is an active transient non-community water system in Grafton County, New Hampshire. It reports serving 180 people through 102 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
180
Service connections
102
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mascoma Lake Campground compare with other water systems in Grafton County?
By EPA's size categories, Mascoma Lake Campground is a very small system (500 people or fewer). Grafton County has 270 active public water systems. Its population served is about half of the county average of 394 people per system, and accounts for 0.2% of the 106,236 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 Mascoma Lake Campground is about 25% above 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 Mascoma Lake Campground?
EPA lists Mascoma Lake Campground 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. 213 of the 270 active systems in Grafton County (79%) are also privately owned.
Does Mascoma Lake Campground have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2023. The violations listed here began between July 2011 and July 2023. By type: 2 public notice, recordkeeping or other, 2 monitoring and reporting, 1 reporting and 1 monitoring. The contaminant or rule involved most often is Public Notice (2 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2023-07-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-07-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-06-12 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2014-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 6 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.
Mascoma Lake Campground: frequently asked questions
Who runs Mascoma Lake Campground?
Mascoma Lake Campground (PWSID NH1327010) is a transient non-community water system privately owned. It is regulated by the NH state drinking water program.
How many people does Mascoma Lake Campground serve?
Mascoma Lake Campground reports serving 180 people through 102 service connections in Grafton County, New Hampshire.
Where does Mascoma Lake Campground 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 Mascoma Lake Campground have any drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2023. 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 Mascoma Lake Campground'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 6 violations for this system; none is health-based, and the most recent began in July 2023. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Mascoma Lake Campground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mascoma Lake Campground 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 Grafton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lebanon Water Dept | Grafton | 13,600 | Community | Surface water |
| Hanover Water Dept | Grafton | 9,600 | Community | Surface water |
| Plymouth Vlg Water and Sewer | Grafton | 6,700 | Community | Groundwater |
| Littleton Water and Light | Grafton | 6,500 | Community | Surface water |
| Bristol Water Works | Grafton | 3,575 | Community | Groundwater |
| Lincoln Water Works | Grafton | 3,300 | 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, “Mascoma Lake Campground, PWSID NH1327010, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/mascoma-lake-campground-nh1327010 (data as of October 1, 2026).