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Community Water System · PWS NH1792030

Vlg of Northwood Rdg Wtr Dist

Northwood, New Hampshire 03261 - drinking water served from groundwater sources to 688 people, tracked in EPA SDWIS and UCMR5.

688
People served
88
EPA violations
24
Health-based
Untested
UCMR5 result

The verdict

EPA records 88 drinking-water violations at Vlg of Northwood Rdg Wtr Dist, 27% of them health-based - above the New Hampshire per-system average.

88
Total EPA violations on record
27%
Health-based (MCL / treatment failure)
688
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Vlg of Northwood Rdg Wtr Dist

Vlg of Northwood Rdg Wtr Dist is a local-owned community water system that delivers drinking water to 688 residents in Northwood, New Hampshire (Rockingham County) through 55 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 88 total violations for this system , of which 24 (27%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 58 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 24 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. Statewide, 23 of 51 UCMR5-tested systems have reported PFAS detections (45.1%).

Vlg of Northwood Rdg Wtr Dist's 88 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
688
Total Violations
88
Health-Based Violations
24
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
55
County
Rockingham
School/Daycare
No
MCL Violations
24
Monitoring Violations
58
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 24 2014
Consumer Confidence Rule Other 6 2016
Coliform (TCR) MR 6 1995
Lead and Copper Rule MR 4 1996
Nitrate MR 4 1994
Nitrite MR 2 1993
1,2,4-Trichlorobenzene MR 2 1993
Xylenes, Total MR 2 1993
DICHLOROMETHANE MR 2 1993
o-Dichlorobenzene MR 2 1993
Vinyl chloride MR 2 1993
1,1-Dichloroethylene MR 2 1993
trans-1,2-Dichloroethylene MR 2 1993
1,2-Dichloroethane MR 2 1993
1,1,1-Trichloroethane MR 2 1993
Carbon tetrachloride MR 2 1993
1,1,2-Trichloroethane MR 2 1993
Tetrachloroethylene MR 2 1993
Benzene MR 2 1993
Toluene MR 2 1993
Styrene MR 2 1993
1,2-Dichloropropane MR 2 1993
Ethylbenzene MR 2 1993
CHLOROBENZENE MR 2 1993
p-Dichlorobenzene MR 2 1993
Trichloroethylene MR 2 1993
cis-1,2-Dichloroethylene MR 2 1993

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 Vlg of Northwood Rdg Wtr Dist.

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 NH1792030 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
2016 Consumer Confidence Rule Other 6 SDWIS / NH1792030 / 7000
2014 Coliform (TCR) MCL 24 SDWIS / NH1792030 / 3100
1996 Lead and Copper Rule MR 4 SDWIS / NH1792030 / 5000
1995 Coliform (TCR) MR 6 SDWIS / NH1792030 / 3100
1994 Nitrate MR 4 SDWIS / NH1792030 / 1040
1993 Nitrite MR 2 SDWIS / NH1792030 / 1041
1993 1,2,4-Trichlorobenzene MR 2 SDWIS / NH1792030 / 2378
1993 Xylenes, Total MR 2 SDWIS / NH1792030 / 2955
1993 DICHLOROMETHANE MR 2 SDWIS / NH1792030 / 2964
1993 o-Dichlorobenzene MR 2 SDWIS / NH1792030 / 2968
1993 Vinyl chloride MR 2 SDWIS / NH1792030 / 2976
1993 1,1-Dichloroethylene MR 2 SDWIS / NH1792030 / 2977
1993 trans-1,2-Dichloroethylene MR 2 SDWIS / NH1792030 / 2979
1993 1,2-Dichloroethane MR 2 SDWIS / NH1792030 / 2980
1993 1,1,1-Trichloroethane MR 2 SDWIS / NH1792030 / 2981

How Vlg of Northwood Rdg Wtr Dist Compares

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

Metric Vlg of Northwood Rdg Wtr Dist New Hampshire avg Federal benchmark
Total violations 88 63.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 24 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 688 506 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 Vlg of Northwood Rdg Wtr Dist water safe to drink? ▼
Vlg of Northwood Rdg Wtr Dist (PWS ID: NH1792030) has 88 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 688 people using Groundwater sources.
How many people does Vlg of Northwood Rdg Wtr Dist serve? ▼
Vlg of Northwood Rdg Wtr Dist serves 688 people in Northwood, New Hampshire. It is a Local-owned system using Groundwater water sources with 55 service connections.
What type of violations does Vlg of Northwood Rdg Wtr Dist have? ▼
Vlg of Northwood Rdg Wtr Dist has 88 total violations: 24 health-based violations (MCL exceedances or treatment failures), 58 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Vlg of Northwood Rdg Wtr Dist water? ▼
No PFAS testing data is available for Vlg of Northwood Rdg Wtr Dist under the EPA's UCMR5 monitoring program.
What water source does Vlg of Northwood Rdg Wtr Dist use? ▼
Vlg of Northwood Rdg Wtr Dist 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.
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.