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RAINBOW WATER COMPANY

South Dakota — Community Water System — PWSID: SD4602216

System Information

PWSIDSD4602216
System NameRAINBOW WATER COMPANY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusInactive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedAug 18, 2001
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityPIEDMONT
ZIP Code57769
Address7963 DEERVIEW ROAD
OrganizationRAINBOW WATER COMPANY
Phone—

Population & Service

Population Served258
Service Connections103

Drinking Water Violations (406)

This water system has 406 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, 2017 Jun 30, 2017 Combined Radium (-226 and -228) MCL Yes No 22 PCI/L 5 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 37 PCI/L 15 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 37 PCI/L 15 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Combined Radium (-226 and -228) MCL Yes No 22 PCI/L 5 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 37 PCI/L 15 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Combined Radium (-226 and -228) MCL Yes No 22 PCI/L 5 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 37 PCI/L 15 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Combined Radium (-226 and -228) MCL Yes No 22 PCI/L 5 pCi/L — Resolved Jun 30, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 50 PCI/L 15 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 50 PCI/L 15 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 50 PCI/L 15 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Jan 1, 2017 Mar 31, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 50 PCI/L 15 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 52 PCI/L 15 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Combined Radium (-226 and -228) MCL Yes No 24 PCI/L 5 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 52 PCI/L 15 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 52 PCI/L 15 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 52 PCI/L 15 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 48 PCI/L 15 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Combined Radium (-226 and -228) MCL Yes No 23 PCI/L 5 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 48 PCI/L 15 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Combined Radium (-226 and -228) MCL Yes No 23 PCI/L 5 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Combined Radium (-226 and -228) MCL Yes No 23 PCI/L 5 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 48 PCI/L 15 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 48 PCI/L 15 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Combined Radium (-226 and -228) MCL Yes No 23 PCI/L 5 pCi/L — Resolved Sep 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Combined Radium (-226 and -228) MCL Yes No 21 PCI/L 5 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Combined Radium (-226 and -228) MCL Yes No 21 PCI/L 5 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 35 PCI/L 15 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 35 PCI/L 15 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Combined Radium (-226 and -228) MCL Yes No 21 PCI/L 5 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 35 PCI/L 15 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 35 PCI/L 15 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Apr 1, 2016 Jun 30, 2016 Combined Radium (-226 and -228) MCL Yes No 21 PCI/L 5 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Combined Radium (-226 and -228) MCL Yes No 18 PCI/L 5 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Combined Radium (-226 and -228) MCL Yes No 18 PCI/L 5 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Combined Radium (-226 and -228) MCL Yes No 18 PCI/L 5 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Combined Radium (-226 and -228) MCL Yes No 18 PCI/L 5 pCi/L — Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2015 Dec 31, 2015 Combined Radium (-226 and -228) MCL Yes No 18 PCI/L 5 pCi/L — Resolved Dec 31, 2015 Radionuclides and Revised Rad Rule
Oct 1, 2015 Dec 31, 2015 Combined Radium (-226 and -228) MCL Yes No 18 PCI/L 5 pCi/L — Resolved Dec 31, 2015 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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