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COLONIAL PINE HILLS SANITARY DISTRIC

South Dakota — Community Water System — PWSID: SD4600263

System Information

PWSIDSD4600263
System NameCOLONIAL PINE HILLS SANITARY DISTRIC
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityRAPID CITY
ZIP Code57702
Address7806 CROYLE AVE
OrganizationCOLONIAL PINE HILLS SANITARY DISTRIC
Phone6053417800

Population & Service

Population Served1,200
Service Connections431

Drinking Water Violations (60)

This water system has 60 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
Apr 1, 2010 Jun 30, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2010 Radionuclides and Revised Rad Rule
Apr 1, 2010 Jun 30, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2010 Radionuclides and Revised Rad Rule
Apr 1, 2010 Jun 30, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2010 Radionuclides and Revised Rad Rule
Apr 1, 2010 Jun 30, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Mar 31, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Mar 31, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Mar 31, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Mar 31, 2010 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2009 Dec 31, 2009 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Oct 1, 2009 Dec 31, 2009 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Oct 1, 2009 Dec 31, 2009 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Oct 1, 2009 Dec 31, 2009 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Jul 1, 2009 Sep 30, 2009 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Sep 30, 2009 Radionuclides and Revised Rad Rule
Jul 1, 2009 Sep 30, 2009 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Sep 30, 2009 Radionuclides and Revised Rad Rule
Jul 1, 2009 Sep 30, 2009 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Sep 30, 2009 Radionuclides and Revised Rad Rule
Jul 1, 2009 Sep 30, 2009 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Sep 30, 2009 Radionuclides and Revised Rad Rule
Jul 1, 2009 Sep 30, 2009 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Sep 30, 2009 Radionuclides and Revised Rad Rule
Jul 1, 2009 Sep 30, 2009 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Sep 30, 2009 Radionuclides and Revised Rad Rule
Apr 1, 2009 Jun 30, 2009 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Jun 30, 2009 Radionuclides and Revised Rad Rule
Apr 1, 2009 Jun 30, 2009 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Jun 30, 2009 Radionuclides and Revised Rad Rule
Apr 1, 2009 Jun 30, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Jun 30, 2009 Radionuclides and Revised Rad Rule
Apr 1, 2009 Jun 30, 2009 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Jun 30, 2009 Radionuclides and Revised Rad Rule
Apr 1, 2009 Jun 30, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Jun 30, 2009 Radionuclides and Revised Rad Rule
Apr 1, 2009 Jun 30, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Jun 30, 2009 Radionuclides and Revised Rad Rule
Apr 1, 2009 Jun 30, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Jun 30, 2009 Radionuclides and Revised Rad Rule
Jan 1, 2009 Mar 31, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Mar 31, 2009 Radionuclides and Revised Rad Rule
Jan 1, 2009 Mar 31, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Mar 31, 2009 Radionuclides and Revised Rad Rule
Jan 1, 2009 Mar 31, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Mar 31, 2009 Radionuclides and Revised Rad Rule
Jan 1, 2009 Mar 31, 2009 Combined Radium (-226 and -228) MCL Yes No 8 PCI/L 5 pCi/L — Resolved Mar 31, 2009 Radionuclides and Revised Rad Rule
Oct 1, 2008 Dec 31, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Dec 31, 2008 Radionuclides and Revised Rad Rule
Oct 1, 2008 Dec 31, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Dec 31, 2008 Radionuclides and Revised Rad Rule
Oct 1, 2008 Dec 31, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Dec 31, 2008 Radionuclides and Revised Rad Rule
Oct 1, 2008 Dec 31, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Dec 31, 2008 Radionuclides and Revised Rad Rule
Jul 1, 2008 Sep 30, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Sep 30, 2008 Radionuclides and Revised Rad Rule
Jul 1, 2008 Sep 30, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Sep 30, 2008 Radionuclides and Revised Rad Rule
Jul 1, 2008 Sep 30, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Sep 30, 2008 Radionuclides and Revised Rad Rule
Jul 1, 2008 Sep 30, 2008 Combined Radium (-226 and -228) MCL Yes No 7 5 pCi/L — Resolved Sep 30, 2008 Radionuclides and Revised Rad Rule
Apr 1, 2008 Jun 30, 2008 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Jun 30, 2008 Radionuclides and Revised Rad Rule
Apr 1, 2008 Jun 30, 2008 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Jun 30, 2008 Radionuclides and Revised Rad Rule
Apr 1, 2008 Jun 30, 2008 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Jun 30, 2008 Radionuclides and Revised Rad Rule
Jan 1, 2008 Mar 31, 2008 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Mar 31, 2008 Radionuclides and Revised Rad Rule
Jan 1, 2008 Mar 31, 2008 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Mar 31, 2008 Radionuclides and Revised Rad Rule
Jan 1, 2008 Mar 31, 2008 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Mar 31, 2008 Radionuclides and Revised Rad Rule
Jan 1, 2008 Mar 31, 2008 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Mar 31, 2008 Radionuclides and Revised Rad Rule
Jul 1, 2007 Sep 30, 2007 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Sep 30, 2007 Radionuclides and Revised Rad Rule
Jul 1, 2007 Sep 30, 2007 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Sep 30, 2007 Radionuclides and Revised Rad Rule
Jul 1, 2007 Sep 30, 2007 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Sep 30, 2007 Radionuclides and Revised Rad Rule
Jul 1, 2007 Sep 30, 2007 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Sep 30, 2007 Radionuclides and Revised Rad Rule
Apr 1, 2007 Jun 30, 2007 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Jun 30, 2007 Radionuclides and Revised Rad Rule
Apr 1, 2007 Jun 30, 2007 Combined Radium (-226 and -228) MCL Yes No 6 5 pCi/L — Resolved Jun 30, 2007 Radionuclides and Revised Rad Rule

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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