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Consumer Safety

Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

Infrastructure

Bridge Safety624,000 bridge inspections Aviation Safety30,000+ NTSB aviation events Dam Safety92,600 dam safety records Water Safety433,000+ public water systems Railroad Safety438,000+ rail crossings Pipeline Safety8,800+ pipeline incidents State DashboardsSafety grades for all 50 states ZIP ReportAny 5-digit ZIP across 9 datasets

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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 ReportedMar 2, 2026

Location & Contact

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

Population & Service

Population Served45
Service Connections14

Drinking Water Violations (71)

This water system has 71 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 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2005 -
Jan 1, 2005 Dec 31, 2005 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2005 -
Jan 1, 2005 Dec 31, 2005 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2005 -
Jan 1, 2005 Dec 31, 2005 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2005 -
Feb 11, 1999 Mar 10, 1999 Other No No - TT - Archived Mar 10, 1999 -
Feb 10, 1999 Mar 9, 1999 Other No No - TT - Archived Mar 9, 1999 -
Feb 9, 1999 Mar 8, 1999 Other No No - TT - Archived Mar 8, 1999 -
Jul 1, 1998 Dec 31, 1998 MR No No - TT - Resolved Dec 31, 1998 -
Jul 1, 1998 Dec 31, 1998 MR No No - TT - Resolved Dec 31, 1998 -
Jul 1, 1998 Dec 31, 1998 MR No No - TT - Resolved Dec 31, 1998 -
Feb 1, 1998 Feb 28, 1998 MR No Yes - 5% of samples - Archived Feb 28, 1998 -
Feb 1, 1998 Feb 28, 1998 MR No Yes - 5% of samples - Archived Feb 28, 1998 -
Nov 1, 1996 Nov 30, 1996 MR No Yes - 5% of samples - Archived Nov 30, 1996 -
Nov 1, 1996 Nov 30, 1996 MR No Yes - 5% of samples - Archived Nov 30, 1996 -
Sep 13, 1994 Oct 12, 1994 Other No No - - - Archived Oct 12, 1994 -
Jul 1, 1994 Jul 31, 1994 MR No No - 5% of samples - Archived Jul 31, 1994 -
Jul 1, 1994 Jul 31, 1994 MR No No - 5% of samples - Archived Jul 31, 1994 -
Jul 1, 1993 Jul 31, 1993 MR No Yes - 5% of samples - Archived Jul 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.7 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.7 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.007 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.007 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.6 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.2 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.2 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.002 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.002 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.075 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.6 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.1 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 0.005 mg/L - Resolved Dec 31, 1993 -
Jan 1, 1993 Dec 31, 1993 MR No Yes - 10 mg/L - Resolved Dec 31, 1993 -

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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