RIMROCK RIDGE WATER ASSOCIATION

South Dakota — Community Water System — PWSID: SD4602084

System Information

PWSIDSD4602084
System NameRIMROCK RIDGE WATER ASSOCIATION
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedJun 27, 1991
Last ReportedMar 2, 2026

Location & Contact

StateSouth Dakota
CityRAPID CITY
ZIP Code57709
AddressPO BOX 9141
OrganizationRIMROCK RIDGE WATER ASSOCIATION
Phone6054312678

Population & Service

Population Served35
Service Connections16

Drinking Water Violations (99)

This water system has 99 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, 1995 Aug 31, 1995 MCL Yes No 5% of samples Resolved Aug 31, 1995
Aug 1, 1995 Aug 31, 1995 MCL Yes No 5% of samples Resolved Aug 31, 1995
Aug 1, 1995 Aug 31, 1995 MCL Yes No 5% of samples Resolved Aug 31, 1995
Jan 9, 1995 Feb 8, 1995 Other No No Archived Feb 8, 1995
Jan 1, 1995 Dec 31, 1995 MR No Yes 10 mg/L Resolved Dec 31, 1995
Nov 12, 1994 Dec 11, 1994 Other No No Archived Dec 11, 1994
Nov 1, 1994 Nov 30, 1994 MR No No 5% of samples Archived Nov 30, 1994
Nov 1, 1994 Nov 30, 1994 MR No No 5% of samples Archived Nov 30, 1994
Oct 1, 1994 Oct 31, 1994 MR No Yes 5% of samples Archived Oct 31, 1994
Oct 1, 1994 Oct 31, 1994 MR No Yes 5% of samples Archived Oct 31, 1994
Sep 1, 1994 Sep 30, 1994 MR No Yes 5% of samples Archived Sep 30, 1994
Sep 1, 1994 Sep 30, 1994 MR No Yes 5% of samples Archived Sep 30, 1994
Jul 1, 1994 Jul 31, 1994 MCL Yes No 5% of samples Resolved Jul 31, 1994
Jul 1, 1994 Jul 31, 1994 MCL Yes No 5% of samples Resolved Jul 31, 1994
Jul 1, 1994 Jul 31, 1994 Other No No Archived Jul 31, 1994
Jul 1, 1994 Jul 31, 1994 MCL Yes No 5% of samples Resolved Jul 31, 1994
Sep 1, 1993 Sep 30, 1993 MR No No 5% of samples Archived Sep 30, 1993
Sep 1, 1993 Sep 30, 1993 MR No No 5% of samples Archived Sep 30, 1993
Jul 1, 1993 Feb 18, 1994 MR No No TT Resolved Feb 18, 1994
Jul 1, 1993 Feb 18, 1994 MR No No TT Resolved Feb 18, 1994
Jul 1, 1993 Feb 18, 1994 MR No No TT Resolved Feb 18, 1994
Jul 1, 1993 Feb 18, 1994 MR No No TT Resolved Feb 18, 1994
Jun 1, 1993 Jun 30, 1993 MCL Yes No 5% of samples Resolved Jun 30, 1993
Jun 1, 1993 Jun 30, 1993 MCL Yes No 5% of samples Resolved Jun 30, 1993
Jun 1, 1993 Jun 30, 1993 MCL Yes No 5% of samples Resolved Jun 30, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.1 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.7 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 10 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 10 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.2 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.2 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.005 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.075 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.075 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.1 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.1 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.07 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.07 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.7 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Dec 31, 1993 MR No Yes 0.6 mg/L Resolved Dec 31, 1993
Jan 1, 1993 Jan 31, 1993 MR No Yes 5% of samples Archived Jan 31, 1993
Jan 1, 1993 Jan 31, 1993 MR No Yes 5% of samples Archived Jan 31, 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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