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ENDICOTT - HILCORP

Alaska — Non-Transient Non-Community — PWSID: AK2333487

System Information

PWSIDAK2333487
System NameENDICOTT - HILCORP
System TypeNon-Transient Non-Community
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedDec 18, 1987
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityANCHORAGE
ZIP Code99503
AddressHilcorp Alaska, LLC
OrganizationMUNDAHL, ERIK
Phone907-777-8429

Population & Service

Population Served77
Service Connections2

Drinking Water Violations (161)

This water system has 161 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
Jan 1, 2020 Jan 31, 2020 Surface Water Treatment Rule MR No Yes — — — Archived Jan 31, 2020 Surface Water Treatment Rule
Jan 1, 2020 Mar 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Feb 1, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2016 — Revised Total Coliform Rule Other No No — — — Resolved Aug 26, 2016 Revised Total Coliform Rule
Jul 1, 2014 Jun 30, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Archived Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 Jun 30, 2015 TTHM MR No Yes — 0.080 mg/L — Archived Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Jul 31, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2007 Total Coliform Rule
Jan 1, 2004 Mar 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2003 Dec 31, 2003 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2003 Nitrate Rule
Jan 1, 2003 Dec 31, 2003 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Jan 1, 2003 Dec 31, 2003 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Apr 1, 2001 Apr 30, 2001 Surface Water Treatment Rule MR No No — — — Archived Apr 30, 2001 Surface Water Treatment Rule
Feb 1, 2001 Feb 28, 2001 Surface Water Treatment Rule MR No Yes — — — Archived Feb 28, 2001 Surface Water Treatment Rule
Jan 1, 2001 Dec 31, 2001 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 2001 Dec 31, 2001 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 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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