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HERMOSA-NEW SYSTEM

South Dakota — Community Water System — PWSID: SD4602268

System Information

PWSIDSD4602268
System NameHERMOSA-NEW SYSTEM
System TypeCommunity Water System
Water SourceGround Water
Activity StatusInactive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedAug 10, 2006
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityHERMOSA
ZIP Code57744
AddressPO BOX 298
OrganizationHERMOSA-NEW SYSTEM
Phone6052554291

Population & Service

Population Served400
Service Connections194

Drinking Water Violations (47)

This water system has 47 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
Oct 1, 2013 Dec 31, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2013 Dec 31, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2013 Dec 31, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2013 Dec 31, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 19 PCI/L 15 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2013 Dec 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2013 Dec 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2013 Dec 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2013 Dec 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2013 Radionuclides and Revised Rad Rule
Jul 1, 2013 Sep 30, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L — Resolved Sep 30, 2013 Radionuclides and Revised Rad Rule
Jul 1, 2013 Sep 30, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Sep 30, 2013 Radionuclides and Revised Rad Rule
Jul 1, 2013 Sep 30, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Sep 30, 2013 Radionuclides and Revised Rad Rule
Jul 1, 2013 Sep 30, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Sep 30, 2013 Radionuclides and Revised Rad Rule
Jul 1, 2013 Sep 30, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L — Resolved Sep 30, 2013 Radionuclides and Revised Rad Rule
Apr 9, 2013 — Public Notice Other No No — — — Resolved Jun 24, 2013 Public Notice Rule and Revised PN Rule
Apr 9, 2013 — Public Notice Other No No — — — Resolved Jun 24, 2013 Public Notice Rule and Revised PN Rule
Apr 1, 2013 Jun 30, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Apr 1, 2013 Jun 30, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Apr 1, 2013 Jun 30, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Apr 1, 2013 Jun 30, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Apr 1, 2013 Jun 30, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Apr 1, 2013 Jun 30, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Apr 1, 2013 Jun 30, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Apr 1, 2013 Jun 30, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Jun 30, 2013 Radionuclides and Revised Rad Rule
Jan 1, 2013 Mar 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2013 Radionuclides and Revised Rad Rule
Jan 1, 2013 Mar 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2013 Radionuclides and Revised Rad Rule
Jan 1, 2013 Mar 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2013 Radionuclides and Revised Rad Rule
Jan 1, 2013 Mar 31, 2013 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Mar 31, 2013 Radionuclides and Revised Rad Rule
Jan 1, 2013 Mar 31, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 21 PCI/L 15 pCi/L — Resolved Mar 31, 2013 Radionuclides and Revised Rad Rule
Jan 1, 2013 Mar 31, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 21 PCI/L 15 pCi/L — Resolved Mar 31, 2013 Radionuclides and Revised Rad Rule
Jan 1, 2013 Mar 31, 2013 Gross Alpha, Excl. Radon and U MCL Yes No 21 PCI/L 15 pCi/L — Resolved Mar 31, 2013 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Combined Radium (-226 and -228) MCL Yes No 7 PCI/L 5 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Gross Alpha, Excl. Radon and U MCL Yes No 20 PCI/L 15 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Jul 1, 2012 Sep 30, 2012 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Sep 30, 2012 Radionuclides and Revised Rad Rule
Jul 1, 2012 Sep 30, 2012 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Sep 30, 2012 Radionuclides and Revised Rad Rule
Jul 1, 2012 Sep 30, 2012 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L — Resolved Sep 30, 2012 Radionuclides and Revised Rad Rule
Jul 1, 2012 Sep 30, 2012 Combined Radium (-226 and -228) MCL Yes No 6 PCI/L 5 pCi/L — Resolved Sep 30, 2012 Radionuclides and Revised Rad Rule
Jul 1, 2012 Sep 30, 2012 Combined Radium (-226 and -228) MCL Yes No 6 PCI/L 5 pCi/L — Resolved Sep 30, 2012 Radionuclides and Revised Rad Rule
Jul 1, 2011 Sep 30, 2011 Combined Radium (-226 and -228) MCL Yes No 6 PCI/L 5 pCi/L — Resolved Sep 30, 2011 Radionuclides and Revised Rad Rule
Jul 1, 2008 Sep 30, 2008 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Jul 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2008 Total Coliform Rule
Jul 1, 2008 Jul 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2008 Total Coliform Rule
Jul 1, 2008 Jul 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2008 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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