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OELWEIN MUNICIPAL WATER WORKS

Iowa — Community Water System — PWSID: IA3353088

System Information

PWSIDIA3353088
System NameOELWEIN MUNICIPAL WATER WORKS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region07
Serves SchoolNo
WholesalerNo
First ReportedFeb 27, 1979
Last ReportedDec 19, 2025

Location & Contact

StateIowa
CityOELWEIN
ZIP Code50662
AddressATTN HERB DOUDNEY
OrganizationOELWEIN MUNICIPAL WATER WORKS
Phone319-283-1197

Population & Service

Population Served5,920
Service Connections2,900

Drinking Water Violations (34)

This water system has 34 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
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Apr 1, 2014 Mar 31, 2015 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2015 Nitrate Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
Jan 1, 1994 Jan 31, 1994 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jan 31, 1994 Volatile Organic Chemicals
— — — No No — — — — — —

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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