PlainWater
States → Maine

Transient Non-Community Water System · PWS ME0004981

Loons Haven Family Campground

Naples, Maine 04055 - drinking water served from groundwater sources to 375 people, tracked in EPA SDWIS and UCMR5.

375
People served
68
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 68 drinking-water violations at Loons Haven Family Campground, 6% of them health-based - below the Maine per-system average.

68
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
375
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Loons Haven Family Campground

Loons Haven Family Campground is a private-owned transient non-community water system that delivers drinking water to 375 residents in Naples, Maine (Cumberland County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 68 total violations for this system , of which 4 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 51 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 23 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Maine, EPA tracks 1,864 public water systems serving 936,624 people, with 148,796 cumulative violations and 23,741 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 79.8 violations. Statewide, 14 of 41 UCMR5-tested systems have reported PFAS detections (34.1%).

Loons Haven Family Campground's 68 violations sit below the Maine average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
375
Total Violations
68
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Cumberland
School/Daycare
No
MCL Violations
0
Monitoring Violations
51
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 23 2010
Nitrate MR 19 2021
Public Notice Other 7 2022
Nitrite MR 5 2004
Revised Total Coliform Rule TT 4 2018
Revised Total Coliform Rule RPT 4 2018
Revised Total Coliform Rule MON 4 2018

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Loons Haven Family Campground.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID ME0004981 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Maine Drinking Water Authority

Maine's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find ME regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2022 Public Notice Other 7 SDWIS / ME0004981 / 7500
2021 Nitrate MR 19 SDWIS / ME0004981 / 1040
2018 Revised Total Coliform Rule TT 4 SDWIS / ME0004981 / 8000
2018 Revised Total Coliform Rule RPT 4 SDWIS / ME0004981 / 8000
2018 Revised Total Coliform Rule MON 4 SDWIS / ME0004981 / 8000
2010 Coliform (TCR) MR 23 SDWIS / ME0004981 / 3100
2004 Nitrite MR 5 SDWIS / ME0004981 / 1041

How Loons Haven Family Campground Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Loons Haven Family Campground Maine avg Federal benchmark
Total violations 68 79.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 12.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 34.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 375 502 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,864 regulated public water systems in Maine.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Loons Haven Family Campground water safe to drink? ▼
Loons Haven Family Campground (PWS ID: ME0004981) has 68 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 375 people using Groundwater sources.
How many people does Loons Haven Family Campground serve? ▼
Loons Haven Family Campground serves 375 people in Naples, Maine. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Loons Haven Family Campground have? ▼
Loons Haven Family Campground has 68 total violations: 4 health-based violations (MCL exceedances or treatment failures), 51 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Loons Haven Family Campground water? ▼
No PFAS testing data is available for Loons Haven Family Campground under the EPA's UCMR5 monitoring program.
What water source does Loons Haven Family Campground use? ▼
Loons Haven Family Campground uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.