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Minnesota monthly operating report
MDH — Drinking Water Protection, Community Public Water Supply Unit
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Bacteriological / Disinfectant Residual Monthly Report
IC 140-0621Rev. REV. 11/19Monthly
- Deadline
- Due the 10th of the month after the reporting period ends.
- You get
- Your laboratory files this report. You get your reading log and the deadline.
Source Printed in the form instructions, page 2 · health.state.mn.us ↗
Fluoridation Monthly Report — population under 3,300
MN-FLUORIDE-LT3300Rev. flless3300b Rev. 11/2019Monthly
- Deadline
- The filing duty is on record and the state publishes no date for it. The calendar carries the form with no date and the citation behind the duty.
- You get
- A companion worksheet of your readings to copy onto the agency’s form. The agency’s own file is not filled.
Source Minn. R. 4720.0030 subp. 6 · health.state.mn.us ↗
Monthly Turbidity and Disinfection Report — Small Surface Water Supply
MN-TURBIDITY-SMALL-SWNo revision markMonthly
- Deadline
- Due 10 days after the reporting period ends.
- You get
- A companion worksheet of your readings to copy onto the agency’s form. The agency’s own file is not filled.
Source Printed on the individual filter turbidity portion (page 2) · health.state.mn.us ↗
›Sources
IC 140-0621
- The state’s fileretrieved 2026-08-12
- Deadline: Printed in the form instructions, page 2
MN-FLUORIDE-LT3300
- The state’s fileretrieved 2026-08-12
- Deadline: Minn. R. 4720.0030 subp. 6
MN-TURBIDITY-SMALL-SW
- The state’s fileretrieved 2026-08-12
- Deadline: Printed on the individual filter turbidity portion (page 2)
MDH — Drinking Water Protection, Community Public Water Supply Unit