FLORENCE

South Dakota — Community Water System — PWSID: SD4600128

System Information

PWSIDSD4600128
System NameFLORENCE
System TypeCommunity Water System
Water SourceGround Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityFLORENCE
ZIP Code57235
AddressPO BOX 137
OrganizationFLORENCE
Phone

Population & Service

Population Served337
Service Connections151

Drinking Water Violations (29)

This water system has 29 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, 2022 Sep 30, 2022 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 27, 2013 Groundwater Rule TT Yes No Resolved Jul 21, 2015 Ground Water Rule
Jun 27, 2013 Groundwater Rule TT Yes No Resolved Jul 21, 2015 Ground Water Rule
Feb 1, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No Resolved Feb 28, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No Resolved Feb 28, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 13, 2010 Public Notice Other No No Resolved Dec 9, 2012 Public Notice Rule and Revised PN Rule
Jul 10, 2010 Groundwater Rule Other No No Resolved Jul 15, 2010 Ground Water Rule
Jul 10, 2010 Groundwater Rule Other No No Resolved Jul 15, 2010 Ground Water Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes 4.0 mg/L Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2005 May 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved May 31, 2005 Total Coliform Rule
May 1, 2005 May 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved May 31, 2005 Total Coliform Rule
May 1, 2005 May 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved May 31, 2005 Total Coliform Rule
Jan 1, 1996 Sep 22, 1997 Lead and Copper Rule MR No No TT Resolved Sep 22, 1997 Lead and Copper Rule
Jan 1, 1996 Sep 22, 1997 Lead and Copper Rule MR No No TT Resolved Sep 22, 1997 Lead and Copper Rule
Jan 1, 1996 Sep 22, 1997 Lead and Copper Rule MR No No TT Resolved Sep 22, 1997 Lead and Copper Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No Yes 5% of samples Archived Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No Yes 5% of samples Archived Aug 31, 1994 Total Coliform Rule
Jan 1, 1994 Jul 27, 1994 Lead and Copper Rule MR No No TT Resolved Jul 27, 1994 Lead and Copper Rule
Jan 1, 1994 Jul 27, 1994 Lead and Copper Rule MR No No TT Resolved Jul 27, 1994 Lead and Copper Rule
Oct 1, 1993 Oct 31, 1993 Coliform (TCR) MR No Yes 5% of samples Archived Oct 31, 1993 Total Coliform Rule
Mar 1, 1993 Mar 31, 1993 Coliform (TCR) MR No Yes 5% of samples Archived Mar 31, 1993 Total Coliform Rule
Jul 1, 1976 Jun 30, 1980 Gross Alpha, Excl. Radon and U MR No No 15 pCi/L Archived Jun 30, 1980 Radionuclides and Revised Rad Rule
Jul 1, 1976 Jun 30, 1980 Combined Radium (-226 and -228) MR No No 5 pCi/L Archived Jun 30, 1980 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.

Browse All Water Systems Water Systems in South Dakota