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EASTFIELD CROSSING

PWS ID: NH2302040 · SWANZEY, New Hampshire 03446

EASTFIELD CROSSING serves 113 people in SWANZEY, New Hampshire using Groundwater water sources. It has 66 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: EASTFIELD CROSSING

EASTFIELD CROSSING is a private-owned community water system that delivers drinking water to 113 residents in SWANZEY, New Hampshire (Cheshire County) through 45 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 66 total violations for this system , of which 2 (3%) 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 2024.

The most frequently cited contaminant at this system is Chlorine, recorded in 6 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. EASTFIELD CROSSING's 66 violations sit above 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
113
Total Violations
66
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
45
County
Cheshire
School/Daycare
No
MCL Violations
0
Monitoring Violations
58
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 6 2019
Coliform (TCR) MR 6 1996
Consumer Confidence Rule Other 5 2010
Lead and Copper Rule MR 2 2024
1,2,4-Trichlorobenzene MR 2 1993
cis-1,2-Dichloroethylene MR 2 1993
Xylenes, Total MR 2 1993
DICHLOROMETHANE MR 2 1993
Carbon tetrachloride MR 2 1993
Benzene MR 2 1993
Toluene MR 2 1993
Styrene MR 2 1993
Lead and Copper Rule TT 2 1994
1,2-Dichloropropane MR 2 1993
Ethylbenzene MR 2 1993
trans-1,2-Dichloroethylene MR 2 1993
1,1,1-Trichloroethane MR 2 1993
Vinyl chloride MR 2 1993
Nitrate MR 2 1993
Tetrachloroethylene MR 2 1993
Trichloroethylene MR 2 1993
o-Dichlorobenzene MR 2 1993
p-Dichlorobenzene MR 2 1993
1,2-Dichloroethane MR 2 1993
1,1,2-Trichloroethane MR 2 1993
1,1-Dichloroethylene MR 2 1993
CHLOROBENZENE 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 EASTFIELD CROSSING.

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 NH2302040 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 Lead and Copper Rule MR 2 SDWIS / NH2302040 / 5000
2019 Chlorine MR 6 SDWIS / NH2302040 / 0999
2010 Consumer Confidence Rule Other 5 SDWIS / NH2302040 / 7000
1996 Coliform (TCR) MR 6 SDWIS / NH2302040 / 3100
1994 Lead and Copper Rule TT 2 SDWIS / NH2302040 / 5000
1993 1,2,4-Trichlorobenzene MR 2 SDWIS / NH2302040 / 2378
1993 cis-1,2-Dichloroethylene MR 2 SDWIS / NH2302040 / 2380
1993 Xylenes, Total MR 2 SDWIS / NH2302040 / 2955
1993 DICHLOROMETHANE MR 2 SDWIS / NH2302040 / 2964
1993 Carbon tetrachloride MR 2 SDWIS / NH2302040 / 2982
1993 Benzene MR 2 SDWIS / NH2302040 / 2990
1993 Toluene MR 2 SDWIS / NH2302040 / 2991
1993 Styrene MR 2 SDWIS / NH2302040 / 2996
1993 1,2-Dichloropropane MR 2 SDWIS / NH2302040 / 2983
1993 Ethylbenzene MR 2 SDWIS / NH2302040 / 2992

How EASTFIELD CROSSING Compares

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

Metric EASTFIELD CROSSING New Hampshire avg Federal benchmark
Total violations 66 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 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 113 506 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 EASTFIELD CROSSING water safe to drink? ▼
EASTFIELD CROSSING (PWS ID: NH2302040) has 66 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 113 people using Groundwater sources.
How many people does EASTFIELD CROSSING serve? ▼
EASTFIELD CROSSING serves 113 people in SWANZEY, New Hampshire. It is a Private-owned system using Groundwater water sources with 45 service connections.
What type of violations does EASTFIELD CROSSING have? ▼
EASTFIELD CROSSING has 66 total violations: 2 health-based violations (MCL exceedances or treatment failures), 58 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in EASTFIELD CROSSING water? ▼
No PFAS testing data is available for EASTFIELD CROSSING under the EPA's UCMR5 monitoring program.
What water source does EASTFIELD CROSSING use? ▼
EASTFIELD CROSSING 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.

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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.

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