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CROOKED OAKS CANYON HOMEOWNERS

South Dakota — Community Water System — PWSID: SD4600915

System Information

PWSIDSD4600915
System NameCROOKED OAKS CANYON HOMEOWNERS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedDec 7, 1987
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityBLACK HAWK
ZIP Code57718
AddressPO BOX 761
OrganizationCROOKED OAKS CANYON HOMEOWNERS
Phone6057864366

Population & Service

Population Served65
Service Connections28

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
Mar 28, 2010 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Jun 25, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 28, 2010 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Jun 25, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2000 Jun 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2000 Total Coliform Rule
Jun 1, 2000 Jun 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2000 Total Coliform Rule
Jun 1, 2000 Jun 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2000 Total Coliform Rule
Jun 1, 2000 Jun 30, 2000 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2000 Total Coliform Rule
May 1, 2000 May 31, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2000 Total Coliform Rule
May 1, 2000 May 31, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2000 Total Coliform Rule
May 1, 2000 May 31, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2000 Total Coliform Rule
Apr 1, 1999 Jun 30, 1999 Selenium MCL Yes No .06 0.05 mg/L 5 Resolved Jun 30, 1999 Inorganic Chemicals
Apr 1, 1999 Jun 30, 1999 Selenium MCL Yes No .06 0.05 mg/L 5 Resolved Jun 30, 1999 Inorganic Chemicals
Apr 1, 1999 Jun 30, 1999 Selenium MCL Yes No .06 0.05 mg/L 5 Resolved Jun 30, 1999 Inorganic Chemicals
Jan 1, 1999 Mar 31, 1999 Selenium MCL Yes No .06 0.05 mg/L 5 Resolved Mar 31, 1999 Inorganic Chemicals
Jan 1, 1999 Mar 31, 1999 Selenium MCL Yes No .06 0.05 mg/L 5 Resolved Mar 31, 1999 Inorganic Chemicals
Oct 1, 1998 Dec 31, 1998 Selenium MCL Yes No .07 0.05 mg/L 5 Resolved Dec 31, 1998 Inorganic Chemicals
Oct 1, 1998 Dec 31, 1998 Selenium MCL Yes No .07 0.05 mg/L 5 Resolved Dec 31, 1998 Inorganic Chemicals
Jul 1, 1998 Sep 30, 1998 Selenium MCL Yes No .07 0.05 mg/L 5 Resolved Sep 30, 1998 Inorganic Chemicals
Jul 1, 1998 Sep 30, 1998 Selenium MCL Yes No .07 0.05 mg/L 5 Resolved Sep 30, 1998 Inorganic Chemicals
Apr 1, 1996 Jun 30, 1996 2,4-D MR No Yes — 0.07 mg/L — Resolved Jun 30, 1996 Synthetic Organic Chemicals
Apr 1, 1996 Jun 30, 1996 Picloram MR No Yes — 0.5 mg/L — Resolved Jun 30, 1996 Synthetic Organic Chemicals
Apr 1, 1996 Jun 30, 1996 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Jun 30, 1996 Synthetic Organic Chemicals
Apr 1, 1996 Jun 30, 1996 Dalapon MR No Yes — 0.2 mg/L — Resolved Jun 30, 1996 Synthetic Organic Chemicals
Apr 1, 1996 Jun 30, 1996 Dalapon MR No Yes — 0.2 mg/L — Resolved Jun 30, 1996 Synthetic Organic Chemicals
Apr 1, 1996 Jun 30, 1996 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jun 30, 1996 Synthetic Organic Chemicals
Apr 1, 1996 Jun 30, 1996 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jun 30, 1996 Synthetic Organic Chemicals
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jan 1, 1994 May 31, 1995 Lead and Copper Rule MR No No — TT — Resolved May 31, 1995 Lead and Copper 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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