OSSIAN MUNICIPAL WATER DEPARTMENT

Indiana — Community Water System — PWSID: IN5290002

System Information

PWSID	IN5290002
System Name	OSSIAN MUNICIPAL WATER DEPARTMENT
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	05
Serves School	No
Wholesaler	No
First Reported	Jan 21, 1981
Last Reported	Nov 14, 2025

Location & Contact

State	Indiana
City	OSSIAN
ZIP Code	46777
Address	507 North Jefferson Street
Organization	CHAPMAN, CRYSTAL
Phone	260-422-4251

Population & Service

Population Served	3,289
Service Connections	1,305

Drinking Water Violations (44)

This water system has 44 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, 2024	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jan 28, 2025	Lead and Copper Rule
Jan 1, 2024	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jan 28, 2025	Lead and Copper Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2002	Dec 31, 2002	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Nickel	MR	No	Yes	—	—	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2002	Arsenic Rule
Jan 1, 2002	Dec 31, 2002	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Antimony, Total	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2002	Arsenic Rule
Jan 1, 2002	Dec 31, 2002	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Nickel	MR	No	Yes	—	—	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Nickel	MR	No	Yes	—	—	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2002	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2002	Inorganic Chemicals
Jun 30, 1980	Sep 29, 1980	Gross Alpha, Excl. Radon and U	MR	No	No	—	15 pCi/L	—	Archived	Sep 29, 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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