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BLM LAPOSA LTVA

Arizona — Transient Non-Community — PWSID: AZ0415102

System Information

PWSIDAZ0415102
System NameBLM LAPOSA LTVA
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeFederal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedDec 4, 1998
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityYUMA
ZIP Code85365
Address7341 E. 30th St.
OrganizationCASTRO JR, RAYMOND
Phone928-317-3208

Population & Service

Population Served2,500
Service Connections9

Drinking Water Violations (69)

This water system has 69 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
Jun 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 11, 2025 Revised Total Coliform Rule
Jun 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 11, 2025 Revised Total Coliform Rule
Jan 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Feb 28, 2025 Revised Total Coliform Rule
Jan 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Feb 28, 2025 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Dec 1, 2024 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 21, 2025 Revised Total Coliform Rule
Dec 1, 2024 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 21, 2025 Revised Total Coliform Rule
Jun 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 24, 2023 Revised Total Coliform Rule
Jun 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 24, 2023 Revised Total Coliform Rule
Jun 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 24, 2023 Revised Total Coliform Rule
Jul 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 31, 2021 Revised Total Coliform Rule
Jul 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 31, 2021 Revised Total Coliform Rule
Oct 1, 2019 Oct 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2019 Revised Total Coliform Rule
Oct 1, 2019 Oct 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2019 Revised Total Coliform Rule
Apr 1, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved May 21, 2019 Revised Total Coliform Rule
Apr 1, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved May 21, 2019 Revised Total Coliform Rule
Mar 1, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 18, 2019 Revised Total Coliform Rule
Mar 1, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 18, 2019 Revised Total Coliform Rule
Oct 1, 2018 — Revised Total Coliform Rule RPT No No — — — Resolved Nov 15, 2018 Revised Total Coliform Rule
Oct 1, 2018 — Revised Total Coliform Rule RPT No No — — — Resolved Nov 15, 2018 Revised Total Coliform Rule
Feb 1, 2018 — Revised Total Coliform Rule RPT No No — — — Resolved Mar 15, 2018 Revised Total Coliform Rule
Feb 1, 2018 — Revised Total Coliform Rule RPT No No — — — Resolved Mar 15, 2018 Revised Total Coliform Rule
Jan 1, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Feb 15, 2017 Revised Total Coliform Rule
Jan 1, 2017 Dec 31, 2017 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2017 Nitrate Rule
Jan 1, 2017 Dec 31, 2017 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2017 Nitrate Rule
Jan 1, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Feb 15, 2017 Revised Total Coliform Rule
Nov 8, 2016 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 11, 2017 Revised Total Coliform Rule
Nov 8, 2016 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 11, 2017 Revised Total Coliform Rule
Oct 21, 2016 — E. COLI MR No Yes — — — Resolved Nov 6, 2017 Ground Water Rule
Oct 21, 2016 — E. COLI MR No Yes — — — Resolved Nov 6, 2017 Ground Water Rule
Jan 1, 2016 Dec 31, 2016 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2016 Dec 31, 2016 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2016 Nitrate Rule
Dec 1, 2015 Dec 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2015 Total Coliform Rule
Dec 1, 2015 Dec 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2015 Total Coliform Rule
Sep 1, 2015 Sep 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2015 Total Coliform Rule
Sep 1, 2015 Sep 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2015 Total Coliform Rule
Sep 1, 2015 Sep 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2015 Total Coliform Rule
Mar 1, 2015 Mar 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2015 Total Coliform Rule
Mar 1, 2015 Mar 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2015 Total Coliform Rule
Jan 1, 2015 Jan 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2015 Total Coliform Rule
Jan 1, 2015 Jan 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2015 Total Coliform Rule
Feb 1, 2014 Feb 28, 2014 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2014 Total Coliform Rule
Feb 1, 2014 Feb 28, 2014 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2014 Total Coliform Rule
Dec 1, 2013 Dec 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2013 Total Coliform Rule
Dec 1, 2013 Dec 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2013 Total Coliform Rule
Jan 1, 2013 Dec 31, 2013 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2013 Nitrate Rule
Jan 1, 2013 Dec 31, 2013 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2013 Nitrate Rule
Nov 1, 2012 Nov 30, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2012 Total Coliform Rule
Nov 1, 2012 Nov 30, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2012 Total Coliform 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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