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Community Water System · PWS ME0090915

Loring Development Authority

Wiscasset, Maine 04578 - drinking water served from surface water sources to 180 people, tracked in EPA SDWIS and UCMR5.

180
People served
544
EPA violations
470
Health-based
Untested
UCMR5 result

The verdict

EPA records 544 drinking-water violations at Loring Development Authority, 86% of them health-based - above the Maine per-system average.

544
Total EPA violations on record
86%
Health-based (MCL / treatment failure)
180
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Loring Development Authority

Loring Development Authority is a local-owned community water system that delivers drinking water to 180 residents in Wiscasset, Maine (Aroostook County) through 72 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 544 total violations for this system , of which 470 (86%) 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 2025.

The most frequently cited contaminant at this system is TTHM, recorded in 407 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 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%).

Loring Development Authority's 544 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
180
Total Violations
544
Health-Based Violations
470
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
72
County
Aroostook
School/Daycare
No
MCL Violations
407
Monitoring Violations
58
Treatment Tech Violations
63

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 407 2025
Surface Water Treatment Rule TT 35 2014
Lead and Copper Rule TT 20 2005
Lead and Copper Rule MR 10 2024
TTHM MR 10 2019
Total Haloacetic Acids (HAA5) MR 9 2019
Interim Enhanced Surface Water Treatment Rule TT 8 2024
Public Notice Other 7 2024
CARBON, TOTAL MR 4 2016
Coliform (TCR) MR 3 1995
Endothall MR 3 2017
Diquat MR 3 2017
Consumer Confidence Rule Other 3 2024
Nitrate MR 2 1983
Mercury MR 2 1983
Fluoride MR 2 1983
Chromium MR 2 1983
Barium MR 2 1983
Arsenic MR 2 1983
Cadmium MR 2 1983
Selenium MR 2 1983

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 Loring Development Authority.

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 ME0090915 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
2025 TTHM MCL 407 SDWIS / ME0090915 / 2950
2024 Lead and Copper Rule MR 10 SDWIS / ME0090915 / 5000
2024 Interim Enhanced Surface Water Treatment Rule TT 8 SDWIS / ME0090915 / 0300
2024 Public Notice Other 7 SDWIS / ME0090915 / 7500
2024 Consumer Confidence Rule Other 3 SDWIS / ME0090915 / 7000
2019 TTHM MR 10 SDWIS / ME0090915 / 2950
2019 Total Haloacetic Acids (HAA5) MR 9 SDWIS / ME0090915 / 2456
2017 Endothall MR 3 SDWIS / ME0090915 / 2033
2017 Diquat MR 3 SDWIS / ME0090915 / 2032
2016 CARBON, TOTAL MR 4 SDWIS / ME0090915 / 2920
2014 Surface Water Treatment Rule TT 35 SDWIS / ME0090915 / 0200
2005 Lead and Copper Rule TT 20 SDWIS / ME0090915 / 5000
1995 Coliform (TCR) MR 3 SDWIS / ME0090915 / 3100
1983 Nitrate MR 2 SDWIS / ME0090915 / 1040
1983 Mercury MR 2 SDWIS / ME0090915 / 1035

How Loring Development Authority Compares

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

Metric Loring Development Authority Maine avg Federal benchmark
Total violations 544 79.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 470 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 180 502 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 Loring Development Authority water safe to drink? ▼
Loring Development Authority (PWS ID: ME0090915) has 544 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 180 people using Surface Water sources.
How many people does Loring Development Authority serve? ▼
Loring Development Authority serves 180 people in Wiscasset, Maine. It is a Local-owned system using Surface Water water sources with 72 service connections.
What type of violations does Loring Development Authority have? ▼
Loring Development Authority has 544 total violations: 470 health-based violations (MCL exceedances or treatment failures), 58 monitoring/reporting violations, and 63 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Loring Development Authority water? ▼
No PFAS testing data is available for Loring Development Authority under the EPA's UCMR5 monitoring program.
What water source does Loring Development Authority use? ▼
Loring Development Authority uses Surface Water 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.