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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

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Upper Lake Dewell System

California - Community Water System - PWSID: 090605026

System Information

PWSID090605026
System NameUpper Lake Dewell System
System TypeCommunity Water System
Water SourceGround Water
Activity StatusInactive
Owner TypeNative American
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedFeb 2, 1984
Last ReportedMar 25, 2026

Location & Contact

StateCalifornia
CityUPPER LAKE
ZIP Code95485
AddressP.O. BOX 516
Organization-
Phone-

Population & Service

Population Served93
Service Connections10

Drinking Water Violations (121)

This water system has 121 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
Aug 1, 2002 Aug 31, 2002 MR No No - 5% of samples - Resolved Aug 31, 2002 -
Jul 1, 2002 - Other No No - - - Resolved Aug 27, 2003 -
May 1, 2002 May 31, 2002 MR No No - 5% of samples - Resolved May 31, 2002 -
Jan 1, 2002 Dec 31, 2002 MR No Yes - 10 mg/L - Resolved Dec 31, 2002 -
Dec 1, 2001 Dec 31, 2001 MR No No - 5% of samples - Resolved Dec 31, 2001 -
Jul 1, 2001 - Other No No - - - Resolved Aug 27, 2003 -
Jan 1, 2001 Dec 31, 2001 MR No Yes - 0.05 mg/L - Resolved Dec 31, 2001 -
Jan 1, 2001 Dec 31, 2001 MR No Yes - 0.4 mg/L - Resolved Dec 31, 2001 -
Jan 1, 1999 Dec 31, 1999 MR No Yes - 10 mg/L - Resolved Dec 31, 1999 -
Dec 1, 1998 Dec 31, 1998 MR No No - 5% of samples - Resolved Dec 31, 1998 -
Nov 1, 1998 Nov 30, 1998 MR No No - 5% of samples - Resolved Nov 30, 1998 -
Oct 1, 1998 Oct 31, 1998 MR No No - 5% of samples - Resolved Oct 31, 1998 -
Sep 1, 1998 Sep 30, 1998 MR No No - 5% of samples - Resolved Sep 30, 1998 -
Aug 1, 1998 Aug 31, 1998 MR No No - 5% of samples - Resolved Aug 31, 1998 -
Jul 1, 1998 Jul 31, 1998 MR No No - 5% of samples - Resolved Jul 31, 1998 -
Jan 1, 1998 Dec 31, 1998 MR No Yes - 10 mg/L - Resolved Dec 31, 1998 -
Jan 1, 1997 Jan 31, 1997 MR No No - 5% of samples - Resolved Jan 31, 1997 -
Jul 1, 1996 - MR No No - TT - Resolved Aug 27, 2003 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.007 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.0002 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.002 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.003 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.07 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.003 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.010 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.05 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 1 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - - - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.6 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 10 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.07 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 4.0 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.0002 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.0005 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.001 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.0002 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.0004 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - - - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.04 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 10 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 2 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.002 mg/L - Resolved Dec 31, 1996 -
Jan 1, 1996 Dec 31, 1996 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1996 -

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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