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MAINE WATER COMPANY GREENVILLE DIVISION

PWS ID: ME0090630 · POLAND, Maine 04274

MAINE WATER COMPANY GREENVILLE DIVISION serves 1,335 people in POLAND, Maine using Groundwater water sources. It has 40 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MAINE WATER COMPANY GREENVILLE DIVISION

MAINE WATER COMPANY GREENVILLE DIVISION is a private-owned community water system that delivers drinking water to 1,335 residents in POLAND, Maine (Piscataquis County) through 534 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 40 total violations for this system , of which 4 (10%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 35 monitoring and reporting violations are on file. The most recent violation on record dates to 2004.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 4 violations (TT, 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 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. MAINE WATER COMPANY GREENVILLE DIVISION's 40 violations sit below the Maine average. Statewide, 14 of 41 UCMR5-tested systems have reported PFAS detections (34.1%). 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
1,335
Total Violations
40
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
534
County
Piscataquis
School/Daycare
No
MCL Violations
0
Monitoring Violations
35
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 4 1993
Thallium, Total MR 3 1993
Beryllium, Total MR 3 1993
Nitrite MR 3 2004
Nickel MR 3 1993
CYANIDE MR 3 1993
Antimony, Total MR 3 1993
Nitrate MR 3 2004
Arsenic MR 2 1993
Selenium MR 2 1993
Mercury MR 2 1993
Fluoride MR 2 1993
Barium MR 2 1993
Cadmium MR 2 1993
Chromium 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 MAINE WATER COMPANY GREENVILLE DIVISION.

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 ME0090630 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
2004 Nitrite MR 3 SDWIS / ME0090630 / 1041
2004 Nitrate MR 3 SDWIS / ME0090630 / 1040
1993 Surface Water Treatment Rule TT 4 SDWIS / ME0090630 / 0200
1993 Thallium, Total MR 3 SDWIS / ME0090630 / 1085
1993 Beryllium, Total MR 3 SDWIS / ME0090630 / 1075
1993 Nickel MR 3 SDWIS / ME0090630 / 1036
1993 CYANIDE MR 3 SDWIS / ME0090630 / 1024
1993 Antimony, Total MR 3 SDWIS / ME0090630 / 1074
1993 Arsenic MR 2 SDWIS / ME0090630 / 1005
1993 Selenium MR 2 SDWIS / ME0090630 / 1045
1993 Mercury MR 2 SDWIS / ME0090630 / 1035
1993 Fluoride MR 2 SDWIS / ME0090630 / 1025
1993 Barium MR 2 SDWIS / ME0090630 / 1010
1993 Cadmium MR 2 SDWIS / ME0090630 / 1015
1993 Chromium MR 2 SDWIS / ME0090630 / 1020

How MAINE WATER COMPANY GREENVILLE DIVISION Compares

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

Metric MAINE WATER COMPANY GREENVILLE DIVISION Maine avg Federal benchmark
Total violations 40 79.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 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 1,335 502 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is MAINE WATER COMPANY GREENVILLE DIVISION water safe to drink? ▼
MAINE WATER COMPANY GREENVILLE DIVISION (PWS ID: ME0090630) has 40 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,335 people using Groundwater sources.
How many people does MAINE WATER COMPANY GREENVILLE DIVISION serve? ▼
MAINE WATER COMPANY GREENVILLE DIVISION serves 1,335 people in POLAND, Maine. It is a Private-owned system using Groundwater water sources with 534 service connections.
What type of violations does MAINE WATER COMPANY GREENVILLE DIVISION have? ▼
MAINE WATER COMPANY GREENVILLE DIVISION has 40 total violations: 4 health-based violations (MCL exceedances or treatment failures), 35 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MAINE WATER COMPANY GREENVILLE DIVISION water? ▼
No PFAS testing data is available for MAINE WATER COMPANY GREENVILLE DIVISION under the EPA's UCMR5 monitoring program.
What water source does MAINE WATER COMPANY GREENVILLE DIVISION use? ▼
MAINE WATER COMPANY GREENVILLE DIVISION 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