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WALLACE

South Dakota — Community Water System — PWSID: SD4600350

System Information

PWSIDSD4600350
System NameWALLACE
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
CityWALLACE
ZIP Code57272
AddressPO BOX 65
OrganizationWALLACE
Phone—

Population & Service

Population Served91
Service Connections43

Drinking Water Violations (67)

This water system has 67 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, 2024 Dec 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2017 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Jun 6, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2014 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Apr 29, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2014 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Apr 29, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2013 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Apr 22, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2013 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Apr 22, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 18, 2010 — Groundwater Rule Other No No — — — Resolved Sep 28, 2010 Ground Water Rule
Sep 18, 2010 — Groundwater Rule Other No No — — — Resolved Sep 28, 2010 Ground Water Rule
Sep 1, 2010 Sep 30, 2010 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2010 Total Coliform Rule
Sep 1, 2010 Sep 30, 2010 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2010 Total Coliform Rule
Sep 1, 2010 Sep 30, 2010 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2010 Total Coliform Rule
Jul 1, 1996 Apr 29, 1997 Lead and Copper Rule MR No No — TT — Resolved Apr 29, 1997 Lead and Copper Rule
Jul 1, 1996 Apr 29, 1997 Lead and Copper Rule MR No No — TT — Resolved Apr 29, 1997 Lead and Copper Rule
Jan 1, 1996 Apr 29, 1997 Lead and Copper Rule MR No No — TT — Resolved Apr 29, 1997 Lead and Copper Rule
Jan 1, 1996 Apr 29, 1997 Lead and Copper Rule MR No No — TT — Resolved Apr 29, 1997 Lead and Copper Rule
Jan 1, 1996 Apr 29, 1997 Lead and Copper Rule MR No No — TT — Resolved Apr 29, 1997 Lead and Copper Rule
Jul 1, 1995 Apr 29, 1997 Lead and Copper Rule MR No No — TT — Resolved Apr 29, 1997 Lead and Copper Rule
Jul 1, 1995 Apr 29, 1997 Lead and Copper Rule MR No No — TT — Resolved Apr 29, 1997 Lead and Copper Rule
Jan 1, 1995 Dec 31, 1995 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1995 Dec 31, 1995 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals

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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