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BIG PINEY, TOWN OF

Wyoming — Community Water System — PWSID: WY5600007

System Information

PWSIDWY5600007
System NameBIG PINEY, TOWN OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedNov 17, 2025

Location & Contact

StateWyoming
CityBIG PINEY
ZIP Code83113
AddressP.O. Box 70
OrganizationLOSIK, KARA
Phone307-276-6554

Population & Service

Population Served445
Service Connections254

Drinking Water Violations (62)

This water system has 62 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
Apr 1, 2021 Jun 30, 2021 Nitrate-Nitrite MR No Yes — — — Resolved Jun 30, 2021 Nitrate Rule
Apr 1, 2021 Jun 30, 2021 Nitrite MR No Yes — 1 mg/L — Resolved Jun 30, 2021 Nitrate Rule
Apr 1, 2021 Jun 30, 2021 Nitrate-Nitrite MR No Yes — — — Resolved Jun 30, 2021 Nitrate Rule
Apr 1, 2021 Jun 30, 2021 Nitrite MR No Yes — 1 mg/L — Resolved Jun 30, 2021 Nitrate Rule
Jan 1, 2018 Dec 31, 2018 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2018 Dec 31, 2018 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2018 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2019 Arsenic Rule
Jan 1, 2017 Dec 31, 2019 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Nickel MR No Yes — — — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2017 Dec 31, 2019 Selenium MR No Yes — 0.05 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Apr 1, 2016 Jun 30, 2016 Combined Uranium MR No Yes — 30 ug/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Radium-228 MR No Yes — — — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Radium-226 MR No Yes — — — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Nov 19, 2015 — Groundwater Rule TT Yes No — — — Resolved Nov 27, 2017 Ground Water Rule
Nov 19, 2015 — Groundwater Rule TT Yes No — — — Resolved Nov 27, 2017 Ground Water Rule
Nov 19, 2015 — Groundwater Rule TT Yes No — — — Resolved Nov 27, 2017 Ground Water Rule
Nov 19, 2015 — Groundwater Rule TT Yes No — — — Resolved Nov 27, 2017 Ground Water Rule
Nov 19, 2015 — Groundwater Rule TT Yes No — — — Resolved Nov 27, 2017 Ground Water Rule
Aug 21, 2015 — Groundwater Rule Other No No — — — Unaddressed — Ground Water Rule
Jan 1, 2011 Dec 31, 2011 Nitrate-Nitrite MR No Yes — — — Archived Dec 31, 2011 Nitrate Rule
Jan 1, 2011 — E. COLI MR No Yes — — — Resolved Jun 10, 2011 Ground Water 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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