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States → New Hampshire

Transient Non-Community Water System · PWS NH1337020

Wadleigh Falls Campground

Madbury, New Hampshire 03825 - drinking water served from groundwater sources to 200 people, tracked in EPA SDWIS and UCMR5.

200
People served
28
EPA violations
16
Health-based
Untested
UCMR5 result

The verdict

EPA records 28 drinking-water violations at Wadleigh Falls Campground, 57% of them health-based - below the New Hampshire per-system average.

28
Total EPA violations on record
57%
Health-based (MCL / treatment failure)
200
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Wadleigh Falls Campground

Wadleigh Falls Campground is a private-owned transient non-community water system that delivers drinking water to 200 residents in Madbury, New Hampshire (Strafford County) through 120 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 28 total violations for this system , of which 16 (57%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 4 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 8 violations (RPT). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across New Hampshire, EPA tracks 2,453 public water systems serving 1,242,123 people, with 155,970 cumulative violations and 29,649 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 63.6 violations. Statewide, 23 of 51 UCMR5-tested systems have reported PFAS detections (45.1%).

Wadleigh Falls Campground's 28 violations sit below the New Hampshire 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
200
Total Violations
28
Health-Based Violations
16
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
120
County
Strafford
School/Daycare
No
MCL Violations
8
Monitoring Violations
4
Treatment Tech Violations
8

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule RPT 8 2019
Coliform (TCR) MCL 8 2008
Revised Total Coliform Rule TT 8 2019
Nitrate MR 2 1997
Coliform (TCR) MR 2 1997

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 Wadleigh Falls 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 NH1337020 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New Hampshire Drinking Water Authority

New Hampshire'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 NH 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
2019 Revised Total Coliform Rule RPT 8 SDWIS / NH1337020 / 8000
2019 Revised Total Coliform Rule TT 8 SDWIS / NH1337020 / 8000
2008 Coliform (TCR) MCL 8 SDWIS / NH1337020 / 3100
1997 Nitrate MR 2 SDWIS / NH1337020 / 1040
1997 Coliform (TCR) MR 2 SDWIS / NH1337020 / 3100

How Wadleigh Falls Campground Compares

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

Metric Wadleigh Falls Campground New Hampshire avg Federal benchmark
Total violations 28 63.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 16 12.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 45.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 200 506 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,453 regulated public water systems in New Hampshire.

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 Wadleigh Falls Campground water safe to drink? ▼
Wadleigh Falls Campground (PWS ID: NH1337020) has 28 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 200 people using Groundwater sources.
How many people does Wadleigh Falls Campground serve? ▼
Wadleigh Falls Campground serves 200 people in Madbury, New Hampshire. It is a Private-owned system using Groundwater water sources with 120 service connections.
What type of violations does Wadleigh Falls Campground have? ▼
Wadleigh Falls Campground has 28 total violations: 16 health-based violations (MCL exceedances or treatment failures), 4 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Wadleigh Falls Campground water? ▼
No PFAS testing data is available for Wadleigh Falls Campground under the EPA's UCMR5 monitoring program.
What water source does Wadleigh Falls Campground use? ▼
Wadleigh Falls 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.