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ARAPAHOE INDUSTRIAL PARK

Wyoming — Community Water System — PWSID: 085690008

System Information

PWSID085690008
System NameARAPAHOE INDUSTRIAL PARK
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeNative American
EPA Region08
Serves SchoolYes
WholesalerNo
First ReportedAug 30, 1996
Last ReportedNov 17, 2025

Location & Contact

StateWyoming
CityFORT WASHAKIE
ZIP Code82514
AddressP.O. Box 396
OrganizationARMAJO, SR., MARTIN
Phone307-332-6120

Population & Service

Population Served650
Service Connections15

Drinking Water Violations (284)

This water system has 284 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
Dec 30, 2023 — Lead and Copper Rule MR No No — TT — Resolved Jul 10, 2023 Lead and Copper Rule
Nov 1, 2021 Nov 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2021 Revised Total Coliform Rule
Dec 30, 2020 — Lead and Copper Rule MR No No — TT — Resolved May 26, 2021 Lead and Copper Rule
Jun 1, 2020 — Groundwater Rule TT Yes No — — — Resolved Jan 18, 2021 Ground Water Rule
Apr 1, 2020 Apr 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2020 Revised Total Coliform Rule
Apr 1, 2020 Apr 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2020 Revised Total Coliform Rule
Apr 1, 2020 Apr 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2020 Revised Total Coliform Rule
Jan 1, 2020 Dec 31, 2022 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2019 Dec 31, 2019 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2019 Nitrate Rule
Jan 1, 2019 Dec 31, 2019 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2019 Nitrate Rule
Aug 23, 2016 — Groundwater Rule TT Yes No — — — Resolved Jan 18, 2021 Ground Water Rule
Aug 23, 2016 — Groundwater Rule TT Yes No — — — Resolved Jan 18, 2021 Ground Water Rule
Jan 1, 2016 Aug 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Aug 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Aug 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Aug 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved Aug 15, 2007 Consumer Confidence Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved Aug 15, 2007 Consumer Confidence Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2004 Total Coliform Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2004 Total Coliform Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2004 Total Coliform Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2004 Total Coliform Rule
Jan 1, 2004 Dec 31, 2004 Nitrite MR No No — 1 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrite MR No No — 1 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate-Nitrite MR No No — — — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate-Nitrite MR No No — — — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate-Nitrite MR No No — — — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate MR No No — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate MR No No — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule

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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