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States → New Hampshire

Non-Transient Non-Community Water System · PWS NH2385010

Unity Elementary Sch

Keene, New Hampshire 03431 - drinking water served from groundwater sources to 150 people, tracked in EPA SDWIS and UCMR5.

150
People served
231
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 231 drinking-water violations at Unity Elementary Sch - above the New Hampshire per-system average.

231
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
150
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Unity Elementary Sch

Unity Elementary Sch is a local-owned non-transient non-community water system that delivers drinking water to 150 residents in Keene, New Hampshire (Sullivan County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 231 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 223 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is 1,2,4-Trichlorobenzene, recorded in 10 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 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%).

Unity Elementary Sch's 231 violations sit above 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
150
Total Violations
231
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Sullivan
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
223
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 10 1995
Xylenes, Total MR 10 1995
DICHLOROMETHANE MR 10 1995
o-Dichlorobenzene MR 10 1995
Vinyl chloride MR 10 1995
1,1-Dichloroethylene MR 10 1995
Benzene MR 10 1995
Toluene MR 10 1995
cis-1,2-Dichloroethylene MR 10 1995
p-Dichlorobenzene MR 10 1995
trans-1,2-Dichloroethylene MR 10 1995
1,1,1-Trichloroethane MR 10 1995
1,2-Dichloropropane MR 10 1995
Trichloroethylene MR 10 1995
Ethylbenzene MR 10 1995
Tetrachloroethylene MR 10 1995
CHLOROBENZENE MR 10 1995
Styrene MR 10 1995
1,2-Dichloroethane MR 10 1995
Carbon tetrachloride MR 10 1995
1,1,2-Trichloroethane MR 10 1995
Revised Total Coliform Rule RPT 8 2020
Nitrate MR 5 1995
Coliform (TCR) MR 4 1995
Lead and Copper Rule MR 4 2021

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 Unity Elementary Sch.

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 NH2385010 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
2021 Lead and Copper Rule MR 4 SDWIS / NH2385010 / 5000
2020 Revised Total Coliform Rule RPT 8 SDWIS / NH2385010 / 8000
1995 1,2,4-Trichlorobenzene MR 10 SDWIS / NH2385010 / 2378
1995 Xylenes, Total MR 10 SDWIS / NH2385010 / 2955
1995 DICHLOROMETHANE MR 10 SDWIS / NH2385010 / 2964
1995 o-Dichlorobenzene MR 10 SDWIS / NH2385010 / 2968
1995 Vinyl chloride MR 10 SDWIS / NH2385010 / 2976
1995 1,1-Dichloroethylene MR 10 SDWIS / NH2385010 / 2977
1995 Benzene MR 10 SDWIS / NH2385010 / 2990
1995 Toluene MR 10 SDWIS / NH2385010 / 2991
1995 cis-1,2-Dichloroethylene MR 10 SDWIS / NH2385010 / 2380
1995 p-Dichlorobenzene MR 10 SDWIS / NH2385010 / 2969
1995 trans-1,2-Dichloroethylene MR 10 SDWIS / NH2385010 / 2979
1995 1,1,1-Trichloroethane MR 10 SDWIS / NH2385010 / 2981
1995 1,2-Dichloropropane MR 10 SDWIS / NH2385010 / 2983

How Unity Elementary Sch Compares

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

Metric Unity Elementary Sch New Hampshire avg Federal benchmark
Total violations 231 63.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 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 150 506 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 Unity Elementary Sch water safe to drink? ▼
Unity Elementary Sch (PWS ID: NH2385010) has 231 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does Unity Elementary Sch serve? ▼
Unity Elementary Sch serves 150 people in Keene, New Hampshire. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does Unity Elementary Sch have? ▼
Unity Elementary Sch has 231 total violations: 0 health-based violations (MCL exceedances or treatment failures), 223 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Unity Elementary Sch water? ▼
No PFAS testing data is available for Unity Elementary Sch under the EPA's UCMR5 monitoring program.
What water source does Unity Elementary Sch use? ▼
Unity Elementary Sch 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.
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.