PlainWater

WINDHAM MIDDLE SCH

PWS ID: NH2545030 · WINDHAM, New Hampshire 03087

WINDHAM MIDDLE SCH serves 496 people in WINDHAM, New Hampshire using Groundwater water sources. It has 27 recorded EPA violations, including 18 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WINDHAM MIDDLE SCH

WINDHAM MIDDLE SCH is a local-owned non-transient non-community water system that delivers drinking water to 496 residents in WINDHAM, New Hampshire (Rockingham County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 27 total violations for this system , of which 18 (67%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 14 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. WINDHAM MIDDLE SCH's 27 violations sit below 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
496
Total Violations
27
Health-Based Violations
18
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Rockingham
School/Daycare
Yes
MCL Violations
14
Monitoring Violations
0
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 14 2005
Revised Total Coliform Rule RPT 4 2024
Groundwater Rule TT 4 2014
Public Notice Other 3 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 WINDHAM MIDDLE 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 NH2545030 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 Revised Total Coliform Rule RPT 4 SDWIS / NH2545030 / 8000
2014 Groundwater Rule TT 4 SDWIS / NH2545030 / 0700
2005 Coliform (TCR) MCL 14 SDWIS / NH2545030 / 3100
2004 Public Notice Other 3 SDWIS / NH2545030 / 7500

How WINDHAM MIDDLE SCH Compares

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

Metric WINDHAM MIDDLE SCH New Hampshire avg Federal benchmark
Total violations 27 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 18 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 496 506 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 WINDHAM MIDDLE SCH water safe to drink?
WINDHAM MIDDLE SCH (PWS ID: NH2545030) has 27 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 496 people using Groundwater sources.
How many people does WINDHAM MIDDLE SCH serve?
WINDHAM MIDDLE SCH serves 496 people in WINDHAM, New Hampshire. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does WINDHAM MIDDLE SCH have?
WINDHAM MIDDLE SCH has 27 total violations: 18 health-based violations (MCL exceedances or treatment failures), 0 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WINDHAM MIDDLE SCH water?
No PFAS testing data is available for WINDHAM MIDDLE SCH under the EPA's UCMR5 monitoring program.
What water source does WINDHAM MIDDLE SCH use?
WINDHAM MIDDLE 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial