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CHEVRON MINING INC QUESTA MINE

New Mexico — Non-Transient Non-Community — PWSID: NM3593629

System Information

PWSIDNM3593629
System NameCHEVRON MINING INC QUESTA MINE
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedJan 10, 1981
Last ReportedDec 3, 2025

Location & Contact

StateNew Mexico
CityQUESTA
ZIP Code87556
Address—
OrganizationVALLE, DAKOTA
Phone575-613-0991

Population & Service

Population Served300
Service Connections23

Drinking Water Violations (966)

This water system has 966 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
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
Jun 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
Jun 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
Jun 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
May 1, 2015 May 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2015 Total Coliform Rule
May 1, 2015 May 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2015 Total Coliform Rule
May 1, 2015 May 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2015 Total Coliform Rule
May 1, 2015 May 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2015 Total Coliform Rule
Nov 20, 2011 — Public Notice Other No No — — — Resolved Jul 27, 2016 Public Notice Rule and Revised PN Rule
Nov 19, 2011 — Public Notice Other No No — — — Resolved Jul 27, 2016 Public Notice Rule and Revised PN Rule
Jul 1, 2009 Jul 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2009 Total Coliform Rule
Jul 1, 2009 Jul 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2009 Total Coliform Rule
Jul 1, 2009 Jul 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2009 Total Coliform Rule
Jul 1, 2009 Jul 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2009 Total Coliform Rule
Jul 1, 2007 Jul 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2007 Total Coliform Rule
Jul 1, 2007 Jul 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2007 Total Coliform Rule
Jul 1, 2007 Jul 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2007 Total Coliform Rule
Jul 1, 2007 Jul 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2007 Total Coliform Rule
Jul 1, 2007 Jul 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2007 Total Coliform Rule
Feb 25, 2007 — Public Notice Other No No — — — Resolved Nov 26, 2007 Public Notice Rule and Revised PN Rule
Oct 1, 2006 Dec 31, 2006 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2006 Total Coliform Rule
Oct 1, 2006 Dec 31, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2006 Total Coliform Rule
Oct 1, 2006 Dec 31, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2006 Total Coliform Rule
Oct 1, 2006 Dec 31, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2006 Total Coliform Rule
Oct 1, 2006 Dec 31, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Dec 31, 2006 Total Coliform Rule
Oct 1, 2006 Dec 31, 2006 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Aldicarb MR No Yes — — — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Aldicarb MR No Yes — — — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Aldicarb MR No Yes — — — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Aldicarb MR No Yes — — — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2006 Synthetic Organic Chemicals
Oct 1, 2006 Dec 31, 2006 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2006 Synthetic 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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