Public water system · NH1067020
ActiveSeven Maples Campground
At a glance
Seven Maples Campground (PWSID NH1067020) is an active transient non-community water system in Hillsborough County, New Hampshire. It reports serving 50 people through 81 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in September 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
81
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Seven Maples Campground compare with other water systems in Hillsborough County?
By EPA's size categories, Seven Maples Campground is a very small system (500 people or fewer). Hillsborough County has 279 active public water systems. Its population served is well below the county average of 1,206 people per system, and accounts for less than 0.1% of the 336,507 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 Seven Maples Campground is about 65% 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. 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 Seven Maples Campground?
EPA lists Seven Maples 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. 238 of the 279 active systems in Hillsborough County (85%) are also privately owned.
Does Seven Maples Campground have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in September 2005. The violations listed here began between July 2003 and September 2005. By type: 2 public notice, recordkeeping or other, 1 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Public Notice (2 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2005-09-28 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2005-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-11-03 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2003-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 4 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.
Seven Maples Campground: frequently asked questions
Who runs Seven Maples Campground?
Seven Maples Campground (PWSID NH1067020) is a transient non-community water system privately owned. It is regulated by the NH state drinking water program.
How many people does Seven Maples Campground serve?
Seven Maples Campground reports serving 50 people through 81 service connections in Hillsborough County, New Hampshire.
Where does Seven Maples 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 Seven Maples Campground have any drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in September 2005. 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 Seven Maples 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 4 violations for this system; 1 is health-based, and the most recent began in September 2005. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Seven Maples Campground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Seven Maples 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 Hillsborough County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Manchester Water Works | Hillsborough | 123,500 | Community | Surface water |
| Pennichuck Water Works | Hillsborough | 88,853 | Community | Surface water |
| Merrimack Village Dist | Hillsborough | 25,500 | Community | Groundwater |
| Hudson Water Dept | Hillsborough | 16,700 | Community | Groundwater |
| Milford Water Utilities Dept | Hillsborough | 9,500 | Community | Purchased surface water |
| Litchfield | Hillsborough | 6,920 | Community | Purchased 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, “Seven Maples Campground, PWSID NH1067020, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/seven-maples-campground-nh1067020 (data as of October 1, 2026).