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GRIC St. Johns - DPW

Arizona — Community Water System — PWSID: 090400093

System Information

PWSID090400093
System NameGRIC St. Johns - DPW
System TypeCommunity Water System
Water SourceGround Water
Activity StatusInactive
Owner TypeNative American
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedFeb 2, 1984
Last ReportedDec 31, 2025

Location & Contact

StateArizona
CitySacaton
ZIP Code85247
Address—
OrganizationGRIC Department of Public Works
Phone5205623343

Population & Service

Population Served2,500
Service Connections490

Drinking Water Violations (37)

This water system has 37 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
Jan 1, 2005 Dec 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2005 Nitrate Rule
Jul 1, 2002 Jul 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 2002 Total Coliform Rule
Jan 1, 2002 Dec 31, 2002 Radium-226 MR No Yes — — — Archived Dec 31, 2002 Radionuclides and Revised Rad Rule
Jul 1, 2001 — Consumer Confidence Rule Other No No — — — Resolved Aug 21, 2002 Consumer Confidence Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1996 Total Coliform Rule
Aug 1, 1996 Aug 31, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1996 Total Coliform Rule
Jul 1, 1996 Jul 31, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 1996 Total Coliform Rule
Jul 1, 1996 — Lead and Copper Rule MR No No — TT — Resolved Feb 24, 2004 Lead and Copper Rule
Apr 1, 1996 Apr 30, 1996 Coliform (TCR) MR No No — 5% of samples — Archived Apr 30, 1996 Total Coliform Rule
Jan 1, 1996 Dec 31, 1996 Selenium MR No Yes — 0.05 mg/L — Resolved Dec 31, 1996 Inorganic Chemicals
Jan 1, 1996 — Lead and Copper Rule MR No No — TT — Resolved Feb 24, 2004 Lead and Copper Rule
Jan 1, 1996 Dec 31, 1996 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 1996 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1996 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1996 Inorganic Chemicals
Jan 1, 1996 Jan 31, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jan 31, 1996 Total Coliform Rule
Jan 1, 1996 Dec 31, 1996 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1996 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1996 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 1996 Arsenic Rule
Jan 1, 1996 Dec 31, 1996 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 1996 Inorganic Chemicals
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 1995 Total Coliform Rule
May 1, 1995 May 31, 1995 Coliform (TCR) MR No No — 5% of samples — Archived May 31, 1995 Total Coliform Rule
Jun 1, 1994 Jun 30, 1994 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 1994 Total Coliform Rule
Apr 1, 1994 Apr 30, 1994 Coliform (TCR) MR No No — 5% of samples — Archived Apr 30, 1994 Total Coliform Rule
Jan 1, 1993 Dec 31, 1995 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1993 Dec 31, 1995 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1993 Dec 31, 1995 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1993 Dec 31, 1995 Selenium MR No Yes — 0.05 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1993 Dec 31, 1995 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1993 Dec 31, 1995 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1993 Dec 31, 1995 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 1995 Arsenic Rule
Nov 1, 1991 Nov 30, 1991 Coliform (TCR) MR No No — 5% of samples — Archived Nov 30, 1991 Total Coliform Rule
Aug 1, 1991 Aug 31, 1991 Coliform (TCR) MR No No — 5% of samples — Archived Aug 31, 1991 Total Coliform Rule
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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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