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MCLANE NORTHEAST

PWS ID: NH1196030 · CONTOOCOOK, New Hampshire 03229

MCLANE NORTHEAST serves 300 people in CONTOOCOOK, New Hampshire using Groundwater water sources. It has 237 recorded EPA violations, including 87 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MCLANE NORTHEAST

MCLANE NORTHEAST is a private-owned non-transient non-community water system that delivers drinking water to 300 residents in CONTOOCOOK, New Hampshire (Merrimack County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 237 total violations for this system , of which 87 (37%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 150 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Arsenic, recorded in 78 violations (MCL, health-based). 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. MCLANE NORTHEAST's 237 violations sit above the New Hampshire average. Statewide, 23 of 51 UCMR5-tested systems have reported PFAS detections (45.1%). 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
300
Total Violations
237
Health-Based Violations
87
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Merrimack
School/Daycare
No
MCL Violations
78
Monitoring Violations
150
Treatment Tech Violations
9

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 78 2024
Lead and Copper Rule MR 10 2013
Lead and Copper Rule TT 9 2012
Arsenic MR 8 2024
Chlorine MR 8 2019
1,2,4-Trichlorobenzene MR 4 2004
Barium MR 4 2004
Xylenes, Total MR 4 2004
Chromium MR 4 2004
CYANIDE MR 4 2004
o-Dichlorobenzene MR 4 2004
p-Dichlorobenzene MR 4 2004
Mercury MR 4 2004
1,1-Dichloroethylene MR 4 2004
Antimony, Total MR 4 2004
trans-1,2-Dichloroethylene MR 4 2004
Beryllium, Total MR 4 2004
Trichloroethylene MR 4 2004
1,1,2-Trichloroethane MR 4 2004
Tetrachloroethylene MR 4 2004
Benzene MR 4 2004
Styrene MR 4 2004
DICHLOROMETHANE MR 4 2004
Ethylbenzene MR 4 2004
Nitrate MR 4 2004
1,2-Dichloroethane MR 4 2004
1,2-Dichloropropane MR 4 2004
Carbon tetrachloride MR 4 2004
Toluene MR 4 2004
Vinyl chloride MR 4 2004

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 MCLANE NORTHEAST.

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 NH1196030 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
2024 Arsenic MCL 78 SDWIS / NH1196030 / 1005
2024 Arsenic MR 8 SDWIS / NH1196030 / 1005
2019 Chlorine MR 8 SDWIS / NH1196030 / 0999
2013 Lead and Copper Rule MR 10 SDWIS / NH1196030 / 5000
2012 Lead and Copper Rule TT 9 SDWIS / NH1196030 / 5000
2004 1,2,4-Trichlorobenzene MR 4 SDWIS / NH1196030 / 2378
2004 Barium MR 4 SDWIS / NH1196030 / 1010
2004 Xylenes, Total MR 4 SDWIS / NH1196030 / 2955
2004 Chromium MR 4 SDWIS / NH1196030 / 1020
2004 CYANIDE MR 4 SDWIS / NH1196030 / 1024
2004 o-Dichlorobenzene MR 4 SDWIS / NH1196030 / 2968
2004 p-Dichlorobenzene MR 4 SDWIS / NH1196030 / 2969
2004 Mercury MR 4 SDWIS / NH1196030 / 1035
2004 1,1-Dichloroethylene MR 4 SDWIS / NH1196030 / 2977
2004 Antimony, Total MR 4 SDWIS / NH1196030 / 1074

How MCLANE NORTHEAST Compares

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

Metric MCLANE NORTHEAST New Hampshire avg Federal benchmark
Total violations 237 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 87 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 300 506 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is MCLANE NORTHEAST water safe to drink? ▼
MCLANE NORTHEAST (PWS ID: NH1196030) has 237 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 300 people using Groundwater sources.
How many people does MCLANE NORTHEAST serve? ▼
MCLANE NORTHEAST serves 300 people in CONTOOCOOK, New Hampshire. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does MCLANE NORTHEAST have? ▼
MCLANE NORTHEAST has 237 total violations: 87 health-based violations (MCL exceedances or treatment failures), 150 monitoring/reporting violations, and 9 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MCLANE NORTHEAST water? ▼
No PFAS testing data is available for MCLANE NORTHEAST under the EPA's UCMR5 monitoring program.
What water source does MCLANE NORTHEAST use? ▼
MCLANE NORTHEAST uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.

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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.

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