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RIO VISTA MOBILE HOME PARK

Arizona — Community Water System — PWSID: AZ0420487

System Information

PWSIDAZ0420487
System NameRIO VISTA MOBILE HOME PARK
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedOct 5, 1979
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityTUCSON
ZIP Code85716
Address3201 E. Greenlee Rd.
OrganizationSAILORS, RICK AND TAMSIN
Phone520-795-4598

Population & Service

Population Served217
Service Connections99

Drinking Water Violations (63)

This water system has 63 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
Feb 26, 2023 — Public Notice Other No No — — — Resolved Jun 10, 2022 Public Notice Rule and Revised PN Rule
Feb 26, 2023 — Public Notice Other No No — — — Resolved Jun 10, 2022 Public Notice Rule and Revised PN Rule
Oct 2, 2022 — Consumer Confidence Rule Other No No — — — Resolved Nov 3, 2022 Consumer Confidence Rule
Oct 2, 2022 — Consumer Confidence Rule Other No No — — — Resolved Nov 3, 2022 Consumer Confidence Rule
Jan 1, 2022 Jan 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2022 Revised Total Coliform Rule
Jan 1, 2022 Jan 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2022 Revised Total Coliform Rule
Jan 1, 2022 Jan 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2022 Revised Total Coliform Rule
Jan 1, 2022 Jan 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2022 Revised Total Coliform Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Nov 15, 2021 Lead and Copper Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Nov 15, 2021 Lead and Copper Rule
Jul 5, 2020 — Public Notice Other No No — — — Resolved Jun 9, 2020 Public Notice Rule and Revised PN Rule
Jul 5, 2020 — Public Notice Other No No — — — Resolved Jun 9, 2020 Public Notice Rule and Revised PN Rule
Apr 19, 2020 — Revised Total Coliform Rule TT Yes No — — — Resolved Jun 9, 2020 Revised Total Coliform Rule
Apr 19, 2020 — Revised Total Coliform Rule TT Yes No — — — Resolved Jun 9, 2020 Revised Total Coliform Rule
Apr 19, 2020 — Revised Total Coliform Rule TT Yes No — — — Resolved Jun 9, 2020 Revised Total Coliform Rule
Oct 1, 2017 Dec 31, 2017 Simazine MR No Yes — 0.004 mg/L — Resolved Dec 31, 2017 Synthetic Organic Chemicals
Oct 1, 2017 Dec 31, 2017 Simazine MR No Yes — 0.004 mg/L — Resolved Dec 31, 2017 Synthetic Organic Chemicals
Apr 1, 2017 Jun 30, 2017 Simazine MR No Yes — 0.004 mg/L — Resolved Jun 30, 2017 Synthetic Organic Chemicals
Apr 1, 2017 Jun 30, 2017 Simazine MR No Yes — 0.004 mg/L — Resolved Jun 30, 2017 Synthetic Organic Chemicals
Jan 1, 2017 Mar 31, 2017 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2017 Synthetic Organic Chemicals
Jan 1, 2017 Mar 31, 2017 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2017 Synthetic Organic Chemicals
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
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
Oct 1, 2013 Dec 31, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2013 Apr 30, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2013 Total Coliform Rule
Apr 1, 2013 Apr 30, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2013 Total Coliform Rule
Jan 1, 2012 Jul 31, 2012 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Jul 31, 2012 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 — Consumer Confidence Rule Other No No — — — Resolved May 6, 2009 Consumer Confidence Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved May 6, 2009 Consumer Confidence Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved May 6, 2009 Consumer Confidence Rule
Jul 1, 2006 — Consumer Confidence Rule Other No No — — — Resolved May 6, 2009 Consumer Confidence Rule
Nov 1, 2003 Nov 30, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2003 Total Coliform Rule
Sep 1, 2002 Sep 30, 2002 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2002 Total Coliform Rule
Jan 1, 2002 Dec 31, 2002 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Sep 1, 1999 Sep 30, 1999 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 1999 Total Coliform Rule
Aug 1, 1999 Aug 31, 1999 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1999 Total Coliform Rule
Aug 1, 1999 Aug 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1999 Total Coliform Rule
Jan 1, 1988 Mar 31, 1988 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Mar 31, 1988 Radionuclides and Revised Rad Rule
Jan 1, 1987 Jan 1, 1992 Toluene MR No Yes — 1 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 Benzene MR No Yes — 0.005 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 Ethylbenzene MR No Yes — 0.7 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 CHLOROBENZENE MR No Yes — 0.1 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Archived Jan 1, 1992 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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