MOBRIDGE

South Dakota — Community Water System — PWSID: SD4600215

System Information

PWSID	SD4600215
System Name	MOBRIDGE
System Type	Community Water System
Water Source	Surface Water
Activity Status	Active
Owner Type	Local
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Feb 13, 1979
Last Reported	Dec 9, 2025

Location & Contact

State	South Dakota
City	MOBRIDGE
ZIP Code	57601
Address	114 EAST FIRST AVENUE
Organization	MOBRIDGE
Phone	6058452072

Population & Service

Population Served	3,261
Service Connections	1,833

Drinking Water Violations (26)

This water system has 26 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
May 31, 2015	—		Other	No	No	—	—	—	Resolved	Jan 11, 2016	Ground Water Rule
May 31, 2015	—		Other	No	No	—	—	—	Resolved	Jan 11, 2016	Ground Water Rule
Oct 1, 2014	Dec 31, 2014	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Dec 31, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014	Dec 31, 2014	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Dec 31, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014	Dec 31, 2014	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Dec 31, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010	Mar 31, 2010	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Mar 31, 2010	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010	Mar 31, 2010	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Mar 31, 2010	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010	Mar 31, 2010	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Mar 31, 2010	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006	Dec 31, 2006	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Dec 31, 2006	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006	Dec 31, 2006	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Dec 31, 2006	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006	Dec 31, 2006	CARBON, TOTAL	MR	No	Yes	—	TT	—	Resolved	Dec 31, 2006	Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 1997	May 31, 1997	Surface Water Treatment Rule	TT	Yes	No	—	—	—	Resolved	May 31, 1997	Surface Water Treatment Rule
Dec 1, 1995	Dec 31, 1995	Surface Water Treatment Rule	TT	Yes	No	—	—	—	Resolved	Dec 31, 1995	Surface Water Treatment Rule
Jan 1, 1993	Dec 31, 1993	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Antimony, Total	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Antimony, Total	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 1993	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1993	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 1993	Arsenic Rule
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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