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AURORA

South Dakota — Community Water System — PWSID: SD4600058

System Information

PWSIDSD4600058
System NameAURORA
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
CityAURORA
ZIP Code57002
AddressPO BOX 335
OrganizationAURORA
Phone6056933548

Population & Service

Population Served1,200
Service Connections436

Drinking Water Violations (28)

This water system has 28 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
Nov 1, 2020 Nov 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2020 Revised Total Coliform Rule
Nov 1, 2020 Nov 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2020 Revised Total Coliform Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 17, 2020 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Mar 25, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 17, 2020 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Mar 25, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .092 MG/L 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .092 MG/L 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .092 MG/L 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 14, 1996 Nov 13, 1996 Other No No — — — Archived Nov 13, 1996 Miscellaneous Other Rules
Jan 1, 1996 Sep 18, 1996 Lead and Copper Rule MR No No — TT — Resolved Sep 18, 1996 Lead and Copper Rule
Jan 1, 1996 Sep 18, 1996 Lead and Copper Rule MR No No — TT — Resolved Sep 18, 1996 Lead and Copper Rule
Jan 1, 1996 Sep 18, 1996 Lead and Copper Rule MR No No — TT — Resolved Sep 18, 1996 Lead and Copper Rule
Jan 1, 1995 Nov 13, 1995 Lead and Copper Rule MR No No — TT — Resolved Nov 13, 1995 Lead and Copper Rule
Jan 1, 1995 Nov 13, 1995 Lead and Copper Rule MR No No — TT — Resolved Nov 13, 1995 Lead and Copper Rule
Jul 1, 1994 Nov 13, 1995 Lead and Copper Rule MR No No — TT — Resolved Nov 13, 1995 Lead and Copper Rule
Jul 1, 1994 Nov 13, 1995 Lead and Copper Rule MR No No — TT — Resolved Nov 13, 1995 Lead and Copper Rule
Jan 1, 1994 Nov 13, 1995 Lead and Copper Rule MR No No — TT — Resolved Nov 13, 1995 Lead and Copper Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate Rule
Apr 9, 1990 Apr 8, 1993 Nitrate MCL Yes No 15 10 mg/L 10 Resolved Oct 1, 1991 Nitrate 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
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

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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