RYDER CITY OF

North Dakota — Community Water System — PWSID: ND5100849

System Information

PWSID	ND5100849
System Name	RYDER CITY OF
System Type	Community Water System
Water Source	Ground Water Purchased
Activity Status	Active
Owner Type	Local
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Feb 13, 1979
Last Reported	Jan 5, 2026

Location & Contact

State	North Dakota
City	RYDER
ZIP Code	58779
Address	260 MAIN N
Organization	PETZ, TERESA
Phone	701-758-2251

Population & Service

Population Served	85
Service Connections	55

Drinking Water Violations (97)

This water system has 97 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
Oct 1, 2022	Dec 31, 2022	Chloramine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2022	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022	Dec 31, 2022	Chloramine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2022	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022	Dec 31, 2022	Chloramine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2022	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022	Dec 31, 2022	Chloramine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2022	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017	Dec 31, 2017	Chloramine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2017	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017	Dec 31, 2017	Chloramine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2017	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017	Dec 31, 2017	Chloramine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2017	Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 23, 2013	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Nov 12, 2013	Lead and Copper Rule
Nov 26, 2012	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Nov 12, 2013	Lead and Copper Rule
Jan 1, 2012	Mar 31, 2012	Arsenic	MCL	Yes	No	11.5 UG/L	0.010 mg/L	10	Resolved	Mar 31, 2012	Arsenic Rule
Jan 1, 2012	Mar 31, 2012	Arsenic	MCL	Yes	No	11.5 UG/L	0.010 mg/L	10	Resolved	Mar 31, 2012	Arsenic Rule
Jan 1, 2012	Mar 31, 2012	Arsenic	MCL	Yes	No	11.5 UG/L	0.010 mg/L	10	Resolved	Mar 31, 2012	Arsenic Rule
Jan 1, 2012	Mar 31, 2012	Arsenic	MCL	Yes	No	11.5 UG/L	0.010 mg/L	10	Resolved	Mar 31, 2012	Arsenic Rule
Jan 1, 2012	Mar 31, 2012	Arsenic	MCL	Yes	No	11.5 UG/L	0.010 mg/L	10	Resolved	Mar 31, 2012	Arsenic Rule
Oct 1, 2011	Dec 31, 2011	Arsenic	MCL	Yes	No	13.4 UG/L	0.010 mg/L	10	Resolved	Dec 31, 2011	Arsenic Rule
Oct 1, 2011	Dec 31, 2011	Arsenic	MCL	Yes	No	13.4 UG/L	0.010 mg/L	10	Resolved	Dec 31, 2011	Arsenic Rule
Oct 1, 2011	Dec 31, 2011	Arsenic	MCL	Yes	No	13.4 UG/L	0.010 mg/L	10	Resolved	Dec 31, 2011	Arsenic Rule
Oct 1, 2011	Dec 31, 2011	Arsenic	MCL	Yes	No	13.4 UG/L	0.010 mg/L	10	Resolved	Dec 31, 2011	Arsenic Rule
Oct 1, 2011	Dec 31, 2011	Arsenic	MCL	Yes	No	13.4 UG/L	0.010 mg/L	10	Resolved	Dec 31, 2011	Arsenic Rule
Jul 1, 2011	Sep 30, 2011	Arsenic	MCL	Yes	No	12.8 MG/L	0.010 mg/L	10	Archived	Sep 30, 2011	Arsenic Rule
Jul 1, 2011	Sep 30, 2011	Arsenic	MCL	Yes	No	12.8 MG/L	0.010 mg/L	10	Archived	Sep 30, 2011	Arsenic Rule
Jul 1, 2011	Sep 30, 2011	Arsenic	MCL	Yes	No	12.8 MG/L	0.010 mg/L	10	Archived	Sep 30, 2011	Arsenic Rule
Jul 1, 2011	Sep 30, 2011	Arsenic	MCL	Yes	No	12.8 MG/L	0.010 mg/L	10	Archived	Sep 30, 2011	Arsenic Rule
Apr 1, 2011	Jun 30, 2011	Arsenic	MCL	Yes	No	19.1 UG/L	0.010 mg/L	10	Archived	Jun 30, 2011	Arsenic Rule
Apr 1, 2011	Jun 30, 2011	Arsenic	MCL	Yes	No	19.1 UG/L	0.010 mg/L	10	Archived	Jun 30, 2011	Arsenic Rule
Apr 1, 2011	Jun 30, 2011	Arsenic	MCL	Yes	No	19.1 UG/L	0.010 mg/L	10	Archived	Jun 30, 2011	Arsenic Rule
Apr 1, 2011	Jun 30, 2011	Arsenic	MCL	Yes	No	19.1 UG/L	0.010 mg/L	10	Archived	Jun 30, 2011	Arsenic Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	18.88 UG/L	0.010 mg/L	10	Archived	Mar 31, 2011	Arsenic Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	18.88 UG/L	0.010 mg/L	10	Archived	Mar 31, 2011	Arsenic Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	18.88 UG/L	0.010 mg/L	10	Archived	Mar 31, 2011	Arsenic Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	18.88 UG/L	0.010 mg/L	10	Archived	Mar 31, 2011	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	16.8 UG/L	0.010 mg/L	10	Archived	Dec 31, 2010	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	16.8 UG/L	0.010 mg/L	10	Archived	Dec 31, 2010	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	16.8 UG/L	0.010 mg/L	10	Archived	Dec 31, 2010	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	16.8 UG/L	0.010 mg/L	10	Archived	Dec 31, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	15.8 UG/L	0.010 mg/L	10	Archived	Sep 30, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	15.8 UG/L	0.010 mg/L	10	Archived	Sep 30, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	15.8 UG/L	0.010 mg/L	10	Archived	Sep 30, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	15.8 UG/L	0.010 mg/L	10	Archived	Sep 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	13 UG/L	0.010 mg/L	10	Archived	Jun 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	13 UG/L	0.010 mg/L	10	Archived	Jun 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	13 UG/L	0.010 mg/L	10	Archived	Jun 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	13 UG/L	0.010 mg/L	10	Archived	Jun 30, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	12.8 UG/L	0.010 mg/L	10	Archived	Mar 31, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	12.8 UG/L	0.010 mg/L	10	Archived	Mar 31, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	12.8 UG/L	0.010 mg/L	10	Archived	Mar 31, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	12.8 UG/L	0.010 mg/L	10	Archived	Mar 31, 2010	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	14.8 UG/L	0.010 mg/L	10	Archived	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	14.8 UG/L	0.010 mg/L	10	Archived	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	14.8 UG/L	0.010 mg/L	10	Archived	Dec 31, 2009	Arsenic 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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