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Community Water System · PWS ME0091600

West Paris Water District

West Paris, Maine 04289 - drinking water served from groundwater sources to 540 people, tracked in EPA SDWIS and UCMR5.

540
People served
102
EPA violations
28
Health-based
Untested
UCMR5 result

The verdict

EPA records 102 drinking-water violations at West Paris Water District, 27% of them health-based - above the Maine per-system average.

102
Total EPA violations on record
27%
Health-based (MCL / treatment failure)
540
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: West Paris Water District

West Paris Water District is a local-owned community water system that delivers drinking water to 540 residents in West Paris, Maine (Oxford County) through 216 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 102 total violations for this system , of which 28 (27%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 69 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 Lead and Copper Rule, recorded in 53 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 Maine, EPA tracks 1,864 public water systems serving 936,624 people, with 148,796 cumulative violations and 23,741 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 79.8 violations. Statewide, 14 of 41 UCMR5-tested systems have reported PFAS detections (34.1%).

West Paris Water District's 102 violations sit above the Maine 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
540
Total Violations
102
Health-Based Violations
28
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
216
County
Oxford
School/Daycare
No
MCL Violations
18
Monitoring Violations
69
Treatment Tech Violations
10

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 53 2024
Coliform (TCR) MCL 13 2013
Coliform (TCR) MR 9 1996
Lead and Copper Rule TT 6 2016
Revised Total Coliform Rule MCL 5 2024
Interim Enhanced Surface Water Treatment Rule TT 4 2024
Asbestos MR 4 2012
Nitrate MR 3 1995
Public Notice Other 2 2024

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 West Paris Water District.

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 ME0091600 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Maine Drinking Water Authority

Maine'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 ME 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 53 SDWIS / ME0091600 / 5000
2024 Revised Total Coliform Rule MCL 5 SDWIS / ME0091600 / 8000
2024 Interim Enhanced Surface Water Treatment Rule TT 4 SDWIS / ME0091600 / 0300
2024 Public Notice Other 2 SDWIS / ME0091600 / 7500
2016 Lead and Copper Rule TT 6 SDWIS / ME0091600 / 5000
2013 Coliform (TCR) MCL 13 SDWIS / ME0091600 / 3100
2012 Asbestos MR 4 SDWIS / ME0091600 / 1094
1996 Coliform (TCR) MR 9 SDWIS / ME0091600 / 3100
1995 Nitrate MR 3 SDWIS / ME0091600 / 1040

How West Paris Water District Compares

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

Metric West Paris Water District Maine avg Federal benchmark
Total violations 102 79.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 28 12.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 34.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 540 502 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,864 regulated public water systems in Maine.

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 West Paris Water District water safe to drink? ▼
West Paris Water District (PWS ID: ME0091600) has 102 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 540 people using Groundwater sources.
How many people does West Paris Water District serve? ▼
West Paris Water District serves 540 people in West Paris, Maine. It is a Local-owned system using Groundwater water sources with 216 service connections.
What type of violations does West Paris Water District have? ▼
West Paris Water District has 102 total violations: 28 health-based violations (MCL exceedances or treatment failures), 69 monitoring/reporting violations, and 10 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in West Paris Water District water? ▼
No PFAS testing data is available for West Paris Water District under the EPA's UCMR5 monitoring program.
What water source does West Paris Water District use? ▼
West Paris Water District 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.