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CSP-HIDDEN VALLEY

South Dakota — Transient Non-Community — PWSID: SD4600049

System Information

PWSIDSD4600049
System NameCSP-HIDDEN VALLEY
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeState
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityCUSTER
ZIP Code57730
Address13329 US HWY 16A
OrganizationCSP-HIDDEN VALLEY
Phone6059104408

Population & Service

Population Served45
Service Connections14

Drinking Water Violations (48)

This water system has 48 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
Jan 1, 2005 Dec 31, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 11, 1999 Mar 10, 1999 Lead and Copper Rule Other No No — TT — Archived Mar 10, 1999 Lead and Copper Rule
Feb 10, 1999 Mar 9, 1999 Lead and Copper Rule Other No No — TT — Archived Mar 9, 1999 Lead and Copper Rule
Feb 9, 1999 Mar 8, 1999 Lead and Copper Rule Other No No — TT — Archived Mar 8, 1999 Lead and Copper Rule
Jul 1, 1998 Dec 31, 1998 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 1998 Lead and Copper Rule
Jul 1, 1998 Dec 31, 1998 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 1998 Lead and Copper Rule
Jul 1, 1998 Dec 31, 1998 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 1998 Lead and Copper Rule
Feb 1, 1998 Feb 28, 1998 Coliform (TCR) MR No Yes — 5% of samples — Archived Feb 28, 1998 Total Coliform Rule
Nov 1, 1996 Nov 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Nov 30, 1996 Total Coliform Rule
Nov 1, 1996 Nov 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Nov 30, 1996 Total Coliform Rule
Sep 13, 1994 Oct 12, 1994 Other No No — — — Archived Oct 12, 1994 Miscellaneous Other Rules
Jul 1, 1994 Jul 31, 1994 Coliform (TCR) MR No No — 5% of samples — Archived Jul 31, 1994 Total Coliform Rule
Jul 1, 1994 Jul 31, 1994 Coliform (TCR) MR No No — 5% of samples — Archived Jul 31, 1994 Total Coliform Rule
Jul 1, 1993 Jul 31, 1993 Coliform (TCR) MR No Yes — 5% of samples — Archived Jul 31, 1993 Total Coliform Rule
Jan 1, 1993 Dec 31, 1993 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1993 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 1993 Volatile Organic Chemicals
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.

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