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GW OCOTILLO WATER - SIERRITA FOOTHILLS

Arizona — Community Water System — PWSID: AZ0410270

System Information

PWSIDAZ0410270
System NameGW OCOTILLO WATER - SIERRITA FOOTHILLS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMay 12, 1992
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityMARICOPA
ZIP Code85138
Address—
OrganizationARMIJO, SUSAN
Phone480-328-9281

Population & Service

Population Served84
Service Connections29

Drinking Water Violations (52)

This water system has 52 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, 2006 — Lead and Copper Rule MR No No — TT — Resolved Oct 2, 2007 Lead and Copper Rule
Jul 1, 2006 — Consumer Confidence Rule Other No No — — — Resolved Jul 10, 2006 Consumer Confidence Rule
Jul 1, 2005 — Consumer Confidence Rule Other No No — — — Resolved Jul 22, 2005 Consumer Confidence Rule
Oct 1, 2004 Dec 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2004 — Consumer Confidence Rule Other No No — — — Resolved Jul 22, 2005 Consumer Confidence Rule
Jul 1, 2003 — Consumer Confidence Rule Other No No — — — Resolved Jul 22, 2005 Consumer Confidence Rule
Jul 1, 2002 — Consumer Confidence Rule Other No No — — — Resolved Jul 22, 2005 Consumer Confidence Rule
Jan 1, 2002 Dec 31, 2002 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2002 Volatile Organic Chemicals
Jan 1, 1999 Dec 31, 1999 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1999 Nitrate Rule
Dec 1, 1998 Dec 31, 1998 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 1998 Total Coliform Rule
Jan 1, 1998 Dec 31, 2000 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Picloram MR No Yes — 0.5 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2000 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Carbofuran MR No Yes — 0.04 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 OXAMYL MR No Yes — 0.2 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2000 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 Ethylbenzene MR No Yes — 0.7 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 1,2-Dichloroethane 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 1,1,2-Trichloroethane MR No Yes — 0.005 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 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 Tetrachloroethylene MR No Yes — 0.005 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
Jan 1, 1987 Jan 1, 1992 Trichloroethylene MR No Yes — 0.005 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 Styrene MR No Yes — 0.1 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Jan 1, 1992 Volatile Organic Chemicals
Jan 1, 1987 Jan 1, 1992 Toluene MR No Yes — 1 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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