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DEERFIELD FAIRGROUNDS

PWS ID: NH0597020 · DEERFIELD, New Hampshire 03037

DEERFIELD FAIRGROUNDS serves 150 people in DEERFIELD, New Hampshire using Groundwater water sources. It has 36 recorded EPA violations, including 8 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: DEERFIELD FAIRGROUNDS

DEERFIELD FAIRGROUNDS is a private-owned transient non-community water system that delivers drinking water to 150 residents in DEERFIELD, New Hampshire (Rockingham County) through 240 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 36 total violations for this system , of which 8 (22%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 12 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 16 violations (RPT). 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. DEERFIELD FAIRGROUNDS's 36 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
150
Total Violations
36
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
240
County
Rockingham
School/Daycare
No
MCL Violations
0
Monitoring Violations
12
Treatment Tech Violations
8

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule RPT 16 2024
Revised Total Coliform Rule MON 12 2024
Revised Total Coliform Rule TT 4 2018
Groundwater Rule TT 4 2011

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 DEERFIELD FAIRGROUNDS.

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 NH0597020 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 16 SDWIS / NH0597020 / 8000
2024 Revised Total Coliform Rule MON 12 SDWIS / NH0597020 / 8000
2018 Revised Total Coliform Rule TT 4 SDWIS / NH0597020 / 8000
2011 Groundwater Rule TT 4 SDWIS / NH0597020 / 0700

How DEERFIELD FAIRGROUNDS Compares

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

Metric DEERFIELD FAIRGROUNDS New Hampshire avg Federal benchmark
Total violations 36 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 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is DEERFIELD FAIRGROUNDS water safe to drink?
DEERFIELD FAIRGROUNDS (PWS ID: NH0597020) has 36 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 DEERFIELD FAIRGROUNDS serve?
DEERFIELD FAIRGROUNDS serves 150 people in DEERFIELD, New Hampshire. It is a Private-owned system using Groundwater water sources with 240 service connections.
What type of violations does DEERFIELD FAIRGROUNDS have?
DEERFIELD FAIRGROUNDS has 36 total violations: 8 health-based violations (MCL exceedances or treatment failures), 12 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in DEERFIELD FAIRGROUNDS water?
No PFAS testing data is available for DEERFIELD FAIRGROUNDS under the EPA's UCMR5 monitoring program.
What water source does DEERFIELD FAIRGROUNDS use?
DEERFIELD FAIRGROUNDS uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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 PlainWater Editorial