GOLDEN VALLEY WATER COMPANY

South Dakota — Community Water System — PWSID: SD4602261

System Information

PWSID	SD4602261
System Name	GOLDEN VALLEY WATER COMPANY
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Apr 4, 2006
Last Reported	Mar 2, 2026

Location & Contact

State	South Dakota
City	BLACK HAWK
ZIP Code	57718
Address	PO BOX 761
Organization	GOLDEN VALLEY WATER COMPANY
Phone	6057864366

Population & Service

Population Served	283
Service Connections	113

Drinking Water Violations (58)

This water system has 58 violations recorded in the EPA SDWIS database.

Begin Date	End Date	Category	Health-Based	Major	Measured	Federal MCL	State MCL	Status	Return to Compliance	Rule
Jul 1, 2021	Sep 30, 2021	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Sep 30, 2021	—
Jul 1, 2021	Sep 30, 2021	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Sep 30, 2021	—
Jul 1, 2021	Sep 30, 2021	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Sep 30, 2021	—
Jan 1, 2018	Mar 31, 2018	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2018	—
Jan 1, 2018	Mar 31, 2018	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2018	—
Jan 1, 2018	Mar 31, 2018	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2018	—
Jan 1, 2018	Mar 31, 2018	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2018	—
Oct 1, 2017	Dec 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2017	—
Oct 1, 2017	Dec 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2017	—
Oct 1, 2017	Dec 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2017	—
Oct 1, 2017	Dec 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2017	—
Jul 1, 2017	Sep 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Sep 30, 2017	—
Jul 1, 2017	Sep 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Sep 30, 2017	—
Jul 1, 2017	Sep 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Sep 30, 2017	—
Jul 1, 2017	Sep 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Sep 30, 2017	—
Apr 1, 2017	Jun 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Jun 30, 2017	—
Apr 1, 2017	Jun 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Jun 30, 2017	—
Apr 1, 2017	Jun 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Jun 30, 2017	—
Apr 1, 2017	Jun 30, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Jun 30, 2017	—
Jan 1, 2017	Mar 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2017	—
Jan 1, 2017	Mar 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2017	—
Jan 1, 2017	Mar 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2017	—
Jan 1, 2017	Mar 31, 2017	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Mar 31, 2017	—
Oct 1, 2016	Dec 31, 2016	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2016	—
Oct 1, 2016	Dec 31, 2016	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2016	—
Oct 1, 2016	Dec 31, 2016	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2016	—
Oct 1, 2016	Dec 31, 2016	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Dec 31, 2016	—
Jul 1, 2016	Sep 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Sep 30, 2016	—
Jul 1, 2016	Sep 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Sep 30, 2016	—
Jul 1, 2016	Sep 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Sep 30, 2016	—
Jul 1, 2016	Sep 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Sep 30, 2016	—
Apr 1, 2016	Jun 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Jun 30, 2016	—
Apr 1, 2016	Jun 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Jun 30, 2016	—
Apr 1, 2016	Jun 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Jun 30, 2016	—
Apr 1, 2016	Jun 30, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Jun 30, 2016	—
Jan 1, 2016	Mar 31, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Mar 31, 2016	—
Jan 1, 2016	Mar 31, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Mar 31, 2016	—
Jan 1, 2016	Mar 31, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Mar 31, 2016	—
Jan 1, 2016	Mar 31, 2016	MCL	Yes	No	16 PCI/L	15 pCi/L	—	Resolved	Mar 31, 2016	—
Apr 1, 2014	Jun 30, 2014	MCL	Yes	No	18 PCI/L	15 pCi/L	—	Resolved	Jun 30, 2014	—
Apr 1, 2014	Jun 30, 2014	MCL	Yes	No	18 PCI/L	15 pCi/L	—	Resolved	Jun 30, 2014	—
Apr 1, 2014	Jun 30, 2014	MCL	Yes	No	18 PCI/L	15 pCi/L	—	Resolved	Jun 30, 2014	—
Jan 1, 2014	Mar 31, 2014	MCL	Yes	No	21 PCI/L	15 pCi/L	—	Resolved	Mar 31, 2014	—
Jan 1, 2014	Mar 31, 2014	MCL	Yes	No	21 PCI/L	15 pCi/L	—	Resolved	Mar 31, 2014	—
Jan 1, 2014	Mar 31, 2014	MCL	Yes	No	21 PCI/L	15 pCi/L	—	Resolved	Mar 31, 2014	—
Oct 1, 2013	Dec 31, 2013	MCL	Yes	No	17 PCI/L	15 pCi/L	—	Resolved	Dec 31, 2013	—
Oct 1, 2013	Dec 31, 2013	MCL	Yes	No	17 PCI/L	15 pCi/L	—	Resolved	Dec 31, 2013	—
Oct 1, 2013	Dec 31, 2013	MCL	Yes	No	17 PCI/L	15 pCi/L	—	Resolved	Dec 31, 2013	—
Oct 1, 2013	Dec 31, 2013	MCL	Yes	No	17 PCI/L	15 pCi/L	—	Resolved	Dec 31, 2013	—
Apr 1, 2011	Jun 30, 2011	MCL	Yes	No	6 PCI/L	5 pCi/L	—	Resolved	Jun 30, 2011	—

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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