Public water system

Ottertail

PWSID MN1560032 - Otter Tail County, Minnesota

385 PPM
22.5 GPG
Very Hard
0Soft60120180300+
Very Hard (385 PPM)Estimated - Nearby Data

System Details

Water source
groundwater
Population served
694
Service connections
410
Status
Active

Hardness Evidence

Reported hardness
385 PPM
Grains per gallon
22.5 GPG
Data source
Nearby estimate
Source year
N/A

Linked City Reports

Served ZIP Codes

ZIPLocationZIP average
56571Ottertail, MNVery Hard (424 PPM)

How to Use This System Page

A public water system can serve multiple ZIP codes and cities. Use this page to inspect the source behind the hardness reading, then open the linked ZIP or city page for the local rollup.

If you are sizing treatment equipment, confirm your actual tap hardness with a home test or lab test before buying.