Public water system · NH0157040
ActiveAyers Lake Campground
At a glance
Ayers Lake Campground (PWSID NH0157040) is an active transient non-community water system in Strafford County, New Hampshire. It reports serving 155 people through 65 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
155
Service connections
65
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Ayers Lake Campground compare with other water systems in Strafford County?
By EPA's size categories, Ayers Lake Campground is a very small system (500 people or fewer). Strafford County has 131 active public water systems. Its population served is well below the county average of 825 people per system, and accounts for 0.1% of the 108,010 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 Ayers Lake Campground is roughly in line with 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 Ayers Lake Campground?
EPA lists Ayers 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. 108 of the 131 active systems in Strafford County (82%) are also privately owned.
Does Ayers Lake Campground have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2025. The violations listed here began between May 2019 and November 2025. By type: 4 public notice, recordkeeping or other, 4 reporting, 3 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Revised Total Coliform Rule (8 of them). EPA lists 10 as resolved and 2 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-11-19 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-11-19 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-10-09 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-07-21 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-07-21 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-06-10 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-10-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-05-01 | Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2D | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2019-05-01 | ReportingReport Startup Procedures Cert Form (RTCR) · code 4C | Revised Total Coliform Rulecode 8000 | No | Resolved |
The 12 most recent 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.
Ayers Lake Campground: frequently asked questions
Who runs Ayers Lake Campground?
Ayers Lake Campground (PWSID NH0157040) is a transient non-community water system privately owned. It is regulated by the NH state drinking water program.
How many people does Ayers Lake Campground serve?
Ayers Lake Campground reports serving 155 people through 65 service connections in Strafford County, New Hampshire.
Where does Ayers 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 Ayers Lake Campground have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 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 Ayers 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. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2025. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Ayers Lake Campground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Ayers 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 Strafford County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dover Water Dept | Strafford | 29,000 | Community | Groundwater |
| Rochester Water Dept | Strafford | 25,000 | Community | Surface water |
| Unh/Durham Water Sys | Strafford | 16,000 | Community | Surface water |
| Somersworth Water Works | Strafford | 12,200 | Community | Surface water |
| Farmington Water Dept | Strafford | 3,250 | Community | Groundwater |
| Rollinsford Water Sewer Dist | Strafford | 1,688 | 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, “Ayers Lake Campground, PWSID NH0157040, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/ayers-lake-campground-nh0157040 (data as of October 1, 2026).