Drinking water test results, sample schedules, and more can be viewed online in the Drinking Water Viewer.
Want to generate your Consumer Confidence Report (CCR) data?
Small nonprofit water systems can apply to the Small System Laboratory Assistance Program [PDF]. This program provides free testing for bacteria and nitrate.
The Revised Total Coliform Rule (RTCR) became effective On April 1, 2016, replacing the Total Coliform Rule. For information about the revised rule, check out Revised Total Coliform Rule.
Additional Resources
- Certified Drinking Water Laboratories
- Drinking Water Regulations [PDF]
- Maximum Contaminant Levels for Drinking Water
- Drinking Water Sampling Requirements for Transient Non-Community Water Systems [PDF]
The following Drinking Water fact sheets are available on the IDEM Facts Sheets page.
- Are You a Public Water System?
- Chemical Contaminant Monitoring IOCs, SOCs, & VOCs
- Community Water Systems Total Coliform Rule
- Consumer Confidence Reports
- Disinfection Byproducts in Drinking Water
- Lead and Copper Rule
- Nitrate in Public Drinking Water
- Total Coliform and Nitrate Monitoring Requirements for Transient Noncommunity Water Systems
The following Public Water Supply (Drinking Water) reporting forms are available on the IDEM Agency Forms page.
- Application for Construction Permit for Public Water System - 35058
- CCR Electronic Delivery Certification - Drinking Water - 55623
- CCR Certification in Drinking Water - 54187
- Chlorine and Chloramines Residual Reporting (DS) - 53296
- Chlorine and Chloramines Residual Reporting (POE) – 53295
- Consumer Notice of Lead Result in Drinking Water - 55275
- Electronic Sample Entry (eSE) Subscriber Agreement - 55656
- Filter Backwash Recycling Rule (FBRR) Recordkeeping - 54186
- IE/LT1 SWTR Combined Filter Effluent Turbidity - 53294
- Inorganic Chemicals (IOC's) IN Drinking Water - 53285
- Lead & Copper (PBCU) In Drinking Water Reporting - 53289
- Monthly Bromate Reporting - 53290
- Monthly Chlorine Dioxide Monitoring - 53282
- Monthly Chlorite Monitoring - 53283
- Monthly Individual Filter Effluent (IFE) Turbidity Monitoring - 53293
- Monthly Report of Operation of Water Treatment Plant - 34609
- Monthly Total Organic Carbon Removal Reporting - 53284
- New System Questionnaire - 46977
- New Well Site Application - 50896
- Nitrate & Nitrite in Drinking Water - 53281
- Notice of Intent to Construct a Water Main Extension - 49008
- Stage 2 Disinfectants and Disinfection Byproducts Rule Reporting - 54923
- Stage 2 Operational Evaluation - Distribution System - 55261
- Stage 2 Operational Evaluation - Source Water - 55263
- Stage 2 Operational Evaluation - Summary - 55260
- Stage 2 Operational Evaluation - Treatment Process - 55262
- Synthetic Organic Compounds (SOC's) In Drinking Water - 53287
- Total Coliform / Groundwater Rule Reporting - 53297
- Trihalomethanes (TTHM) And Haloacetic Acids (HAA5) Analyses In Drinking Water - 53288
- Volatile Organic Compounds (VOC's) In Drinking Water - 53286
- Water Quality Parameters and Source Water Reporting - 53292
Annual Compliance Reports
- 2023 Annual Compliance Report [PDF]
- 2022 Annual Compliance Report [PDF]
- 2021 Annual Compliance Report [PDF]
- 2020 Annual Compliance Report [PDF]
- 2019 Annual Compliance Report [PDF]
- 2018 Annual Compliance Report [PDF]
- 2017 Annual Compliance Report [PDF]
- 2016 Annual Compliance Report [PDF]
- 2015 Annual Compliance Report [PDF]