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Non-Transient Non-Community Water System · PWS ME0092355

Msad 30 Mt Jefferson Junior High

Lee, Maine 04455 - drinking water served from groundwater sources to 97 people, tracked in EPA SDWIS and UCMR5.

97
People served
186
EPA violations
11
Health-based
Untested
UCMR5 result

The verdict

EPA records 186 drinking-water violations at Msad 30 Mt Jefferson Junior High, 6% of them health-based - above the Maine per-system average.

186
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
97
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Msad 30 Mt Jefferson Junior High

Msad 30 Mt Jefferson Junior High is a private-owned non-transient non-community water system that delivers drinking water to 97 residents in Lee, Maine (Penobscot County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 186 total violations for this system , of which 11 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 173 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 Lead and Copper Rule, recorded in 14 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, 10 of 41 UCMR5-tested systems have reported PFAS detections (24.4%).

Msad 30 Mt Jefferson Junior High's 186 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
97
Total Violations
186
Health-Based Violations
11
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Penobscot
School/Daycare
Yes
MCL Violations
9
Monitoring Violations
173
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 14 2023
Revised Total Coliform Rule MON 13 2025
Coliform (TCR) MR 8 2009
cis-1,2-Dichloroethylene MR 6 2002
Xylenes, Total MR 6 2002
DICHLOROMETHANE MR 6 2002
p-Dichlorobenzene MR 6 2002
1,1-Dichloroethylene MR 6 2002
trans-1,2-Dichloroethylene MR 6 2002
1,1,1-Trichloroethane MR 6 2002
Carbon tetrachloride MR 6 2002
1,2-Dichloropropane MR 6 2002
Tetrachloroethylene MR 6 2002
CHLOROBENZENE MR 6 2002
Styrene MR 6 2002
Trichloroethylene MR 6 2002
1,2-Dichloroethane MR 6 2002
1,1,2-Trichloroethane MR 6 2002
Benzene MR 6 2002
Toluene MR 6 2002
Vinyl chloride MR 6 2002
Ethylbenzene MR 6 2002
1,2,4-Trichlorobenzene MR 6 2002
o-Dichlorobenzene MR 6 2002
Revised Total Coliform Rule MCL 5 2023
Coliform (TCR) MCL 4 2012
Total Polychlorinated Biphenyls (PCB) MR 4 2008
Toxaphene MR 4 2008
Chlordane MR 4 2008
Lead and Copper Rule TT 2 2006

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 Msad 30 Mt Jefferson Junior High.

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 ME0092355 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 Revised Total Coliform Rule MON 13 SDWIS / ME0092355 / 8000
2023 Lead and Copper Rule MR 14 SDWIS / ME0092355 / 5000
2023 Revised Total Coliform Rule MCL 5 SDWIS / ME0092355 / 8000
2023 Public Notice Other 2 SDWIS / ME0092355 / 7500
2012 Coliform (TCR) MCL 4 SDWIS / ME0092355 / 3100
2009 Coliform (TCR) MR 8 SDWIS / ME0092355 / 3100
2008 Total Polychlorinated Biphenyls (PCB) MR 4 SDWIS / ME0092355 / 2383
2008 Toxaphene MR 4 SDWIS / ME0092355 / 2020
2008 Chlordane MR 4 SDWIS / ME0092355 / 2959
2006 Lead and Copper Rule TT 2 SDWIS / ME0092355 / 5000
2002 cis-1,2-Dichloroethylene MR 6 SDWIS / ME0092355 / 2380
2002 Xylenes, Total MR 6 SDWIS / ME0092355 / 2955
2002 DICHLOROMETHANE MR 6 SDWIS / ME0092355 / 2964
2002 p-Dichlorobenzene MR 6 SDWIS / ME0092355 / 2969
2002 1,1-Dichloroethylene MR 6 SDWIS / ME0092355 / 2977

How Msad 30 Mt Jefferson Junior High Compares

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

Metric Msad 30 Mt Jefferson Junior High Maine avg Federal benchmark
Total violations 186 79.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 11 12.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 24.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 97 502 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 Msad 30 Mt Jefferson Junior High water safe to drink? ▼
Msad 30 Mt Jefferson Junior High (PWS ID: ME0092355) has 186 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 97 people using Groundwater sources.
How many people does Msad 30 Mt Jefferson Junior High serve? ▼
Msad 30 Mt Jefferson Junior High serves 97 people in Lee, Maine. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Msad 30 Mt Jefferson Junior High have? ▼
Msad 30 Mt Jefferson Junior High has 186 total violations: 11 health-based violations (MCL exceedances or treatment failures), 173 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Msad 30 Mt Jefferson Junior High water? ▼
No PFAS testing data is available for Msad 30 Mt Jefferson Junior High under the EPA's UCMR5 monitoring program.
What water source does Msad 30 Mt Jefferson Junior High use? ▼
Msad 30 Mt Jefferson Junior High uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.