PlainWater
States → New Hampshire

Non-Transient Non-Community Water System · PWS NH1795020

Coe Brown Academy

Northwood, New Hampshire 03261 - drinking water served from groundwater sources to 765 people, tracked in EPA SDWIS and UCMR5.

765
People served
190
EPA violations
8
Health-based
Untested
UCMR5 result

The verdict

EPA records 190 drinking-water violations at Coe Brown Academy, 4% of them health-based - above the New Hampshire per-system average.

190
Total EPA violations on record
4%
Health-based (MCL / treatment failure)
765
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Coe Brown Academy

Coe Brown Academy is a local-owned non-transient non-community water system that delivers drinking water to 765 residents in Northwood, New Hampshire (Rockingham County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 190 total violations for this system , of which 8 (4%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 180 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Nitrate, recorded in 8 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%).

Coe Brown Academy's 190 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
765
Total Violations
190
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
3
County
Rockingham
School/Daycare
Yes
MCL Violations
4
Monitoring Violations
180
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 8 1994
1,2,4-Trichlorobenzene MR 8 1994
cis-1,2-Dichloroethylene MR 8 1994
o-Dichlorobenzene MR 8 1994
Vinyl chloride MR 8 1994
1,2-Dichloroethane MR 8 1994
1,2-Dichloropropane MR 8 1994
CHLOROBENZENE MR 8 1994
Benzene MR 8 1994
Toluene MR 8 1994
Styrene MR 8 1994
DICHLOROMETHANE MR 8 1994
p-Dichlorobenzene MR 8 1994
1,1-Dichloroethylene MR 8 1994
1,1,1-Trichloroethane MR 8 1994
Tetrachloroethylene MR 8 1994
Ethylbenzene MR 8 1994
Xylenes, Total MR 8 1994
Carbon tetrachloride MR 8 1994
Trichloroethylene MR 8 1994
1,1,2-Trichloroethane MR 8 1994
trans-1,2-Dichloroethylene MR 8 1994
Lead and Copper Rule TT 4 2007
Coliform (TCR) MCL 4 2009
Public Notice Other 2 2009
Lead and Copper Rule MR 2 1993
Coliform (TCR) MR 2 2007

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 Coe Brown Academy.

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 NH1795020 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
2009 Coliform (TCR) MCL 4 SDWIS / NH1795020 / 3100
2009 Public Notice Other 2 SDWIS / NH1795020 / 7500
2007 Lead and Copper Rule TT 4 SDWIS / NH1795020 / 5000
2007 Coliform (TCR) MR 2 SDWIS / NH1795020 / 3100
1994 Nitrate MR 8 SDWIS / NH1795020 / 1040
1994 1,2,4-Trichlorobenzene MR 8 SDWIS / NH1795020 / 2378
1994 cis-1,2-Dichloroethylene MR 8 SDWIS / NH1795020 / 2380
1994 o-Dichlorobenzene MR 8 SDWIS / NH1795020 / 2968
1994 Vinyl chloride MR 8 SDWIS / NH1795020 / 2976
1994 1,2-Dichloroethane MR 8 SDWIS / NH1795020 / 2980
1994 1,2-Dichloropropane MR 8 SDWIS / NH1795020 / 2983
1994 CHLOROBENZENE MR 8 SDWIS / NH1795020 / 2989
1994 Benzene MR 8 SDWIS / NH1795020 / 2990
1994 Toluene MR 8 SDWIS / NH1795020 / 2991
1994 Styrene MR 8 SDWIS / NH1795020 / 2996

How Coe Brown Academy Compares

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

Metric Coe Brown Academy New Hampshire avg Federal benchmark
Total violations 190 63.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 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 765 506 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 Coe Brown Academy water safe to drink? ▼
Coe Brown Academy (PWS ID: NH1795020) has 190 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 765 people using Groundwater sources.
How many people does Coe Brown Academy serve? ▼
Coe Brown Academy serves 765 people in Northwood, New Hampshire. It is a Local-owned system using Groundwater water sources with 3 service connections.
What type of violations does Coe Brown Academy have? ▼
Coe Brown Academy has 190 total violations: 8 health-based violations (MCL exceedances or treatment failures), 180 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Coe Brown Academy water? ▼
No PFAS testing data is available for Coe Brown Academy under the EPA's UCMR5 monitoring program.
What water source does Coe Brown Academy use? ▼
Coe Brown Academy 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.