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Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

Infrastructure

Bridge Safety624,000 bridge inspections Aviation Safety30,000+ NTSB aviation events Dam Safety92,600 dam safety records Water Safety433,000+ public water systems Railroad Safety438,000+ rail crossings Pipeline Safety8,800+ pipeline incidents State DashboardsSafety grades for all 50 states ZIP ReportAny 5-digit ZIP across 9 datasets

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CITY OF MODESTO - GRAYSON

California — Community Water System — PWSID: CA5010033

System Information

PWSIDCA5010033
System NameCITY OF MODESTO - GRAYSON
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMar 22, 1979
Last ReportedMar 20, 2026

Location & Contact

StateCalifornia
CityMODESTO
ZIP Code95355
Address4240 Litt Road
OrganizationMARTINEZ, MANUEL
Phone209-342-4592

Population & Service

Population Served914
Service Connections278

Drinking Water Violations (14)

This water system has 14 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, 2003 Jun 30, 2003 MCL Yes No 48 MG/L 10 mg/L 45 Resolved Jun 30, 2003 —
Jun 1, 2003 Jun 30, 2003 MCL Yes No 48 MG/L 10 mg/L 45 Resolved Jun 30, 2003 —
Jun 1, 2003 Jun 30, 2003 MCL Yes No 48 MG/L 10 mg/L 45 Resolved Jun 30, 2003 —
Dec 1, 1998 Dec 31, 1998 MCL Yes No 46.47 MG/L 10 mg/L 45 Resolved Dec 31, 1998 —
Dec 1, 1998 Dec 31, 1998 MCL Yes No 46.47 MG/L 10 mg/L 45 Resolved Dec 31, 1998 —
Dec 1, 1998 Dec 31, 1998 MCL Yes No 46.47 MG/L 10 mg/L 45 Resolved Dec 31, 1998 —
Dec 1, 1997 Dec 31, 1997 MCL Yes No 51.34 MG/L 10 mg/L 45 Resolved Dec 31, 1997 —
Dec 1, 1997 Dec 31, 1997 MCL Yes No 51.34 MG/L 10 mg/L 45 Resolved Dec 31, 1997 —
Dec 1, 1997 Dec 31, 1997 MCL Yes No 51.34 MG/L 10 mg/L 45 Resolved Dec 31, 1997 —
Jul 1, 1995 Dec 31, 1995 MCL Yes No 46.5 MG/L 10 mg/L 45 Resolved Dec 31, 1995 —
Jul 1, 1995 Dec 31, 1995 MCL Yes No 46.5 MG/L 10 mg/L 45 Resolved Dec 31, 1995 —
Apr 1, 1995 Jun 30, 1995 MCL Yes No 45.85 MG/L 10 mg/L 45 Resolved Jun 30, 1995 —
Apr 1, 1995 Jun 30, 1995 MCL Yes No 45.85 MG/L 10 mg/L 45 Resolved Jun 30, 1995 —
Apr 1, 1993 Apr 30, 1993 MCL Yes No — 5% of samples — Resolved Apr 30, 1993 —

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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