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CROOKS

South Dakota — Community Water System — PWSID: SD4600391

System Information

PWSIDSD4600391
System NameCROOKS
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
CityCROOKS
ZIP Code57020
Address701 S WEST AVE
OrganizationCROOKS
Phone6055435238

Population & Service

Population Served1,362
Service Connections545

Drinking Water Violations (66)

This water system has 66 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
Jun 1, 1999 Jun 30, 1999 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 1999 Total Coliform Rule
Jun 1, 1999 Jun 30, 1999 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 1999 Total Coliform Rule
Aug 1, 1998 Aug 31, 1998 Coliform (TCR) MR No Yes — 5% of samples — Archived Aug 31, 1998 Total Coliform Rule
Aug 1, 1998 Aug 31, 1998 Coliform (TCR) MR No Yes — 5% of samples — Archived Aug 31, 1998 Total Coliform Rule
Jan 1, 1998 Jun 14, 1999 Lead and Copper Rule MR No No — TT — Resolved Jun 14, 1999 Lead and Copper Rule
Jan 1, 1998 Jun 14, 1999 Lead and Copper Rule MR No No — TT — Resolved Jun 14, 1999 Lead and Copper Rule
Jan 1, 1998 Jun 14, 1999 Lead and Copper Rule MR No No — TT — Resolved Jun 14, 1999 Lead and Copper Rule
Oct 14, 1996 Nov 13, 1996 Other No No — — — Archived Nov 13, 1996 Miscellaneous Other Rules
Jan 1, 1996 Dec 13, 1996 Lead and Copper Rule MR No No — TT — Resolved Dec 13, 1996 Lead and Copper Rule
Jan 1, 1996 Dec 13, 1996 Lead and Copper Rule MR No No — TT — Resolved Dec 13, 1996 Lead and Copper Rule
Jan 1, 1996 Dec 13, 1996 Lead and Copper Rule MR No No — TT — Resolved Dec 13, 1996 Lead and Copper Rule
Jul 1, 1995 Dec 13, 1996 Lead and Copper Rule MR No No — TT — Resolved Dec 13, 1996 Lead and Copper Rule
Jul 1, 1995 Dec 13, 1996 Lead and Copper Rule MR No No — TT — Resolved Dec 13, 1996 Lead and Copper Rule
Jan 1, 1995 Dec 31, 1995 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1995 Nitrate Rule
Jan 1, 1995 Dec 13, 1996 Lead and Copper Rule MR No No — TT — Resolved Dec 13, 1996 Lead and Copper Rule
Dec 1, 1994 Dec 31, 1994 Coliform (TCR) MR No Yes — 5% of samples — Archived Dec 31, 1994 Total Coliform Rule
Apr 1, 1994 Apr 30, 1994 Coliform (TCR) MR No Yes — 5% of samples — Archived Apr 30, 1994 Total Coliform Rule
Jan 1, 1994 Dec 13, 1996 Lead and Copper Rule MR No No — TT — Resolved Dec 13, 1996 Lead and Copper Rule
Jan 1, 1993 Dec 31, 1995 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Aldicarb sulfoxide MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 LASSO MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 LASSO MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Aldicarb MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Aldicarb sulfoxide MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Aldicarb sulfone MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic 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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