Drinking Water and Groundwater Guidance
We welcome your input on all Drinking Water and Groundwater Program guidance. The guidance available for comment tab lists guidance that is being developed or revised. Feedback related to the documents posted should be emailed to the staff member listed in the table. Staff will review comments that are submitted and make revisions, as needed, to improve the quality of the document.
Guidance Available For Comment
Guidance Available For Comment
| Document Title and Link | Due Date | Staff Contact |
|---|---|---|
| None at this time |
Program Guidance Library
High Capacity Wells
- 2015 Wisconsin Act 177, Requirements for Certain Residential & Fire Protection Wells
- High Capacity Well Application Review Process
- Replacing, Reconstructing and Transferring Approved High Capacity Wells Under 2017 Wisconsin Act 10
Private Wells
- Bacteria Treatment Fact Sheet (DG-101)
- Basement Wells Fact Sheet and Flow Chart (DG-086)
- Dual Aquifers Fact Sheet (DG-107)
- Flowing Wells Fact Sheet and Flow Chart (DG-099)
- Nonpressure Storage Vessels Fact Sheet (DG-093) [PDF]
- Nonpressurized Conduit Fact Sheet and Flow Chart (DG-087) [PDF]
- Pits and Alcoves Fact Sheet and Flow Chart (DG-085) [PDF]
- Property Transfer Well Inspections – A fact sheet for buyers and sellers (DG-091)
- Sample Faucets Fact Sheet (DG-100)
- Springs as a Potable Water Supply Fact Sheet (DG-094) [PDF]
- Understanding your Property Transfer Well Inspection Results – A fact sheet for buyers and sellers (DG-092)
- Uniform Private Water Systems Guidance Manual
- Unprotected Springs Can Be Hazardous to Your Health (DG-013)
- Water Sample Requirements Fact Sheet and Flow Chart (DG-088) [PDF]
- Water well, reservoir and spring location Fact Sheet (DG-102)
- Well Casing Heights Fact Sheet and Flow Chart (DG-089) [PDF]
- Yard Hydrants Fact Sheet and Flow Chart (DG-084) [PDF]
Public Drinking Water Supply Systems
- Chapter 2 Public Water Supply Operations Handbook
- Chapter 2 Public Water Supply Systems Handbook: Appendix to 2.8.8 - Guidance Concerning Total Coliform/E.Coli Contamination at Municipal Public Water Systems Without Year-Round Continuous Disinfection
- Chapter 3 Public Water Supply Operations Handbook
- Chapter 6.5 Public Water Supply Operations Handbook - Nitrate MCL Exceedance at Transient Non-Community (TN) Systems
- Chemical Feed Submittals: Determining When Chemical Feed Submittals Require Central Office Plan Review or DNR Representative Field Review
- Chemical Storage Compatibility at Community Water Systems
- Corrosion Control Treatment Recommendation Worksheet, (Form 3300-320)
- Municipal Drinking Water System Source Capacity Determination
- PFAS Treatment Submittal and Pilot Study Guidance
- Preparing for a Municipal Drinking Water System Sanitary Survey (DG-082)
- Non-conforming Features Matrix
- Providing safe drinking water for your festival: a guide for event planners (DG-078) [PDF]
- Sanitary Survey Review and Documentation at Municipal Public Water Systems (MCs) without Year-Round Continuous Disinfection
Transient Non-community (TN) water systems
- Bacteria Sample Site Locations
- Contract County Inspected TN Water Systems Fact Sheet
- Door County TN Water System Fact Sheet
- Nitrate Sample Site location
- TN Certifications and Public Notifications
- TN Coliform Bacteria
- TN Coliform Bacteria Sample Directions
- TN Coliform Causes
- TN Coliform Positive Common Steps Flowchart
- TN Nitrate
- TN Sample Hold Time and Shipping Advice
- TN Sanitary Survey and Annual Site Visit
- TN seasonal systems
- TN Well Disinfection and Cleaning Techniques
- Wisconsin DNR Inspected TN Water Systems Fact Sheet