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WHIP O WILL

PWS ID: NH1943010 · PLYMOUTH, New Hampshire 03264

WHIP O WILL serves 165 people in PLYMOUTH, New Hampshire using Groundwater water sources. It has 219 recorded EPA violations, including 60 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WHIP O WILL

WHIP O WILL is a private-owned community water system that delivers drinking water to 165 residents in PLYMOUTH, New Hampshire (Grafton County) through 66 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 219 total violations for this system , of which 60 (27%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 142 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 36 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. WHIP O WILL's 219 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
165
Total Violations
219
Health-Based Violations
60
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
66
County
Grafton
School/Daycare
No
MCL Violations
56
Monitoring Violations
142
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 36 1999
Arsenic MCL 20 2012
Coliform (TCR) MR 8 1995
Consumer Confidence Rule Other 7 2021
1,2,4-Trichlorobenzene MR 6 1997
cis-1,2-Dichloroethylene MR 6 1997
Xylenes, Total MR 6 1997
DICHLOROMETHANE MR 6 1997
1,1-Dichloroethylene MR 6 1997
1,1,1-Trichloroethane MR 6 1997
1,1,2-Trichloroethane MR 6 1997
Tetrachloroethylene MR 6 1997
CHLOROBENZENE MR 6 1997
Toluene MR 6 1997
Ethylbenzene MR 6 1997
o-Dichlorobenzene MR 6 1997
p-Dichlorobenzene MR 6 1997
Vinyl chloride MR 6 1997
trans-1,2-Dichloroethylene MR 6 1997
Carbon tetrachloride MR 6 1997
Trichloroethylene MR 6 1997
Benzene MR 6 1997
Styrene MR 6 1997
1,2-Dichloroethane MR 6 1997
1,2-Dichloropropane MR 6 1997
Revised Total Coliform Rule TT 4 2020
Revised Total Coliform Rule RPT 4 2020
Lead and Copper Rule MR 4 2023
Nitrate MR 2 1993
Chlorine MR 2 2017

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 WHIP O WILL.

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 NH1943010 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
2023 Lead and Copper Rule MR 4 SDWIS / NH1943010 / 5000
2021 Consumer Confidence Rule Other 7 SDWIS / NH1943010 / 7000
2020 Revised Total Coliform Rule TT 4 SDWIS / NH1943010 / 8000
2020 Revised Total Coliform Rule RPT 4 SDWIS / NH1943010 / 8000
2017 Chlorine MR 2 SDWIS / NH1943010 / 0999
2012 Arsenic MCL 20 SDWIS / NH1943010 / 1005
1999 Coliform (TCR) MCL 36 SDWIS / NH1943010 / 3100
1997 1,2,4-Trichlorobenzene MR 6 SDWIS / NH1943010 / 2378
1997 cis-1,2-Dichloroethylene MR 6 SDWIS / NH1943010 / 2380
1997 Xylenes, Total MR 6 SDWIS / NH1943010 / 2955
1997 DICHLOROMETHANE MR 6 SDWIS / NH1943010 / 2964
1997 1,1-Dichloroethylene MR 6 SDWIS / NH1943010 / 2977
1997 1,1,1-Trichloroethane MR 6 SDWIS / NH1943010 / 2981
1997 1,1,2-Trichloroethane MR 6 SDWIS / NH1943010 / 2985
1997 Tetrachloroethylene MR 6 SDWIS / NH1943010 / 2987

How WHIP O WILL Compares

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

Metric WHIP O WILL New Hampshire avg Federal benchmark
Total violations 219 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 60 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 165 506 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 WHIP O WILL water safe to drink? ▼
WHIP O WILL (PWS ID: NH1943010) has 219 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 165 people using Groundwater sources.
How many people does WHIP O WILL serve? ▼
WHIP O WILL serves 165 people in PLYMOUTH, New Hampshire. It is a Private-owned system using Groundwater water sources with 66 service connections.
What type of violations does WHIP O WILL have? ▼
WHIP O WILL has 219 total violations: 60 health-based violations (MCL exceedances or treatment failures), 142 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WHIP O WILL water? ▼
No PFAS testing data is available for WHIP O WILL under the EPA's UCMR5 monitoring program.
What water source does WHIP O WILL use? ▼
WHIP O WILL uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial