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TERRA COTTA ESTATES

South Dakota — Community Water System — PWSID: SD4602306

System Information

PWSIDSD4602306
System NameTERRA COTTA ESTATES
System TypeCommunity Water System
Water SourceGround Water
Activity StatusInactive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedJan 21, 2011
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityPIEDMONT
ZIP Code57769
Address5310 EBONY PLACE
OrganizationTERRA COTTA ESTATES
Phone6053917483

Population & Service

Population Served75
Service Connections30

Drinking Water Violations (130)

This water system has 130 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
Jul 1, 2017 Sep 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Jul 1, 2017 Sep 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Jul 1, 2017 Sep 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Jul 1, 2017 Sep 30, 2017 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Jul 1, 2017 Sep 30, 2017 Combined Radium (-226 and -228) MCL Yes No 12 PCI/L 5 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Jul 1, 2017 Sep 30, 2017 Combined Radium (-226 and -228) MCL Yes No 12 PCI/L 5 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Jul 1, 2017 Sep 30, 2017 Combined Radium (-226 and -228) MCL Yes No 12 PCI/L 5 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Jul 1, 2017 Sep 30, 2017 Combined Radium (-226 and -228) MCL Yes No 12 PCI/L 5 pCi/L — Resolved Sep 30, 2017 Radionuclides and Revised Rad Rule
Apr 1, 2017 Jun 30, 2017 Combined Radium (-226 and -228) MCL Yes No 13 PCI/L 5 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 13 PCI/L 5 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 13 PCI/L 5 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 13 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 16 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 16 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 16 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 16 PCI/L 15 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 12 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 12 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 12 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 12 PCI/L 5 pCi/L — Resolved Mar 31, 2017 Radionuclides and Revised Rad Rule
Oct 1, 2016 Dec 31, 2016 Combined Radium (-226 and -228) MCL Yes No 11 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 11 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 11 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 11 PCI/L 5 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Jul 1, 2016 Sep 30, 2016 Combined Radium (-226 and -228) MCL Yes No 11 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 11 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 11 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 11 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 10 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 10 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 10 PCI/L 5 pCi/L — Resolved Jun 30, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Combined Radium (-226 and -228) MCL Yes No 10 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 10 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 10 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 10 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 10 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 10 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 10 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 10 PCI/L 5 pCi/L — Resolved Dec 31, 2015 Radionuclides and Revised Rad Rule
Jul 1, 2015 Sep 30, 2015 Combined Radium (-226 and -228) MCL Yes No 10 PCI/L 5 pCi/L — Resolved Sep 30, 2015 Radionuclides and Revised Rad Rule
Jul 1, 2015 Sep 30, 2015 Combined Radium (-226 and -228) MCL Yes No 10 PCI/L 5 pCi/L — Resolved Sep 30, 2015 Radionuclides and Revised Rad Rule
Jul 1, 2015 Sep 30, 2015 Combined Radium (-226 and -228) MCL Yes No 10 PCI/L 5 pCi/L — Resolved Sep 30, 2015 Radionuclides and Revised Rad Rule
Apr 1, 2015 Jun 30, 2015 Combined Radium (-226 and -228) MCL Yes No 10 PCI/L 5 pCi/L — Resolved Jun 30, 2015 Radionuclides and Revised Rad Rule
Apr 1, 2015 Jun 30, 2015 Combined Radium (-226 and -228) MCL Yes No 10 PCI/L 5 pCi/L — Resolved Jun 30, 2015 Radionuclides and Revised Rad Rule
Apr 1, 2015 Jun 30, 2015 Combined Radium (-226 and -228) MCL Yes No 10 PCI/L 5 pCi/L — Resolved Jun 30, 2015 Radionuclides and Revised Rad Rule
Jan 1, 2015 Mar 31, 2015 Combined Radium (-226 and -228) MCL Yes No 11 PCI/L 5 pCi/L — Resolved Mar 31, 2015 Radionuclides and Revised Rad Rule
Jan 1, 2015 Mar 31, 2015 Combined Radium (-226 and -228) MCL Yes No 11 PCI/L 5 pCi/L — Resolved Mar 31, 2015 Radionuclides and Revised Rad Rule
Jan 1, 2015 Mar 31, 2015 Combined Radium (-226 and -228) MCL Yes No 11 PCI/L 5 pCi/L — Resolved Mar 31, 2015 Radionuclides and Revised Rad Rule
Jan 1, 2015 Mar 31, 2015 Combined Radium (-226 and -228) MCL Yes No 11 PCI/L 5 pCi/L — Resolved Mar 31, 2015 Radionuclides and Revised Rad Rule
Nov 1, 2014 Nov 30, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2014 Total Coliform 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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