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AOS 91 MT DESERT ISLAND HIGH SCHOOL

Maine — Non-Transient Non-Community — PWSID: ME0000424

System Information

PWSIDME0000424
System NameAOS 91 MT DESERT ISLAND HIGH SCHOOL
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolYes
WholesalerNo
First ReportedOct 24, 1979
Last ReportedNov 17, 2025

Location & Contact

StateMaine
CityMOUNT DESERT
ZIP Code04660
AddressPO BOX 60
OrganizationAOS 91 SUPT OF SCHOOLS
Phone207-288-5040

Population & Service

Population Served615
Service Connections1

Drinking Water Violations (49)

This water system has 49 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
May 1, 1999 May 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 1999 Total Coliform Rule
Jan 1, 1996 Dec 31, 1996 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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