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COGGON WATER DEPARTMENT

Iowa — Community Water System — PWSID: IA5722053

System Information

PWSIDIA5722053
System NameCOGGON WATER DEPARTMENT
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
CityCOGGON
ZIP Code52218
AddressATTN DAN PIKE
OrganizationCOGGON WATER DEPARTMENT
Phone319-480-3203

Population & Service

Population Served701
Service Connections306

Drinking Water Violations (165)

This water system has 165 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
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Jul 1, 2023 Jun 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2024 Nitrate Rule
Jul 1, 2023 Jun 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2024 Nitrate Rule
Jul 1, 2023 Jun 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2024 Nitrate Rule
Jul 1, 2023 Jun 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2024 Nitrate Rule
Jun 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Sep 18, 2024 Lead and Copper Rule
Jun 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Sep 18, 2024 Lead and Copper Rule
Jun 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Sep 18, 2024 Lead and Copper Rule
Jun 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Sep 18, 2024 Lead and Copper Rule
Jul 1, 2022 Jun 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2023 Nitrate Rule
Jul 1, 2022 Jun 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2023 Nitrate Rule
Jul 1, 2022 Jun 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2023 Nitrate Rule
Jul 1, 2022 Jun 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2023 Nitrate Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Jul 1, 2017 Jun 30, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2018 Nitrate Rule
Jul 1, 2017 Jun 30, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2018 Nitrate Rule
Jul 1, 2017 Jun 30, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2018 Nitrate Rule
Jul 1, 2017 Jun 30, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2018 Nitrate Rule
Apr 1, 2017 Mar 31, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2017 Mar 31, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2017 Mar 31, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2017 Mar 31, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2017 Mar 31, 2023 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2017 Mar 31, 2023 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2017 Mar 31, 2023 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2017 Mar 31, 2023 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Jul 1, 2013 Jun 30, 2019 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2019 Volatile Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2019 Volatile Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2019 Volatile Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2019 Volatile Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Diquat MR No Yes — 0.02 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 2,4-D MR No Yes — 0.07 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Picloram MR No Yes — 0.5 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Jul 1, 2013 Jun 30, 2019 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals

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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