WESTFIELD ADDITION

South Dakota — Community Water System — PWSID: SD4600521

System Information

PWSIDSD4600521
System NameWESTFIELD ADDITION
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 4, 1980
Last ReportedMar 2, 2026

Location & Contact

StateSouth Dakota
CitySPEARFISH
ZIP Code57783
Address108 PONDEROSA DRIVE
OrganizationWESTFIELD ADDITION
Phone

Population & Service

Population Served104
Service Connections36

Drinking Water Violations (188)

This water system has 188 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
May 1, 2004 May 31, 2004 MCL Yes No 5% of samples Resolved May 31, 2004
May 1, 2004 May 31, 2004 MCL Yes No 5% of samples Resolved May 31, 2004
May 1, 2004 May 31, 2004 MCL Yes No 5% of samples Resolved May 31, 2004
Jul 1, 2001 Jul 31, 2001 MCL Yes No 5% of samples Resolved Jul 31, 2001
Jul 1, 2001 Jul 31, 2001 MCL Yes No 5% of samples Resolved Jul 31, 2001
Jul 1, 2001 Jul 31, 2001 MCL Yes No 5% of samples Resolved Jul 31, 2001
Jul 1, 2000 Jul 27, 2000 Other No Yes Resolved Jul 27, 2000
Jul 1, 2000 Jul 27, 2000 Other No Yes Resolved Jul 27, 2000
May 9, 1998 Jun 8, 1998 Other No No 5% of samples Archived Jun 8, 1998
Mar 1, 1998 Mar 31, 1998 MR No Yes 5% of samples Archived Mar 31, 1998
Mar 1, 1998 Mar 31, 1998 MR No Yes 5% of samples Archived Mar 31, 1998
Jan 1, 1998 Jan 31, 1998 MCL Yes No 5% of samples Resolved Jan 31, 1998
Jan 1, 1998 Jan 31, 1998 MCL Yes No 5% of samples Resolved Jan 31, 1998
Jan 1, 1998 Jan 31, 1998 MCL Yes No 5% of samples Resolved Jan 31, 1998
Aug 1, 1997 Aug 31, 1997 MCL Yes No 5% of samples Resolved Aug 31, 1997
Aug 1, 1997 Aug 31, 1997 MCL Yes No 5% of samples Resolved Aug 31, 1997
Aug 1, 1997 Aug 31, 1997 MCL Yes No 5% of samples Resolved Aug 31, 1997
Jul 1, 1997 Jul 31, 1997 MR No Yes 5% of samples Archived Jul 31, 1997
Jul 1, 1997 Jul 31, 1997 MR No Yes 5% of samples Archived Jul 31, 1997
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 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 0.002 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 0.07 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 0.1 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 0.007 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 0.007 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 10 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 10 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 0.005 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 0.005 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 1 mg/L Resolved Dec 31, 1996
Jan 1, 1996 Dec 31, 1996 MR No Yes 0.2 mg/L Resolved Dec 31, 1996
Jan 1, 1996 Dec 31, 1996 MR No Yes 0.2 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 0.005 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 0.005 mg/L Resolved Dec 31, 1996
Jan 1, 1996 Dec 31, 1996 MR No Yes 0.2 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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