Public water system

Sunrise Colony

PWSID SD4600320 - Grant County, South Dakota

381 PPM
22.3 GPG
Very Hard
0Soft60120180300+
Very Hard (381 PPM)High Confidence - USGS Monitoring

System Details

Water source
groundwater
Population served
94
Service connections
35
Status
Active

Hardness Evidence

Reported hardness
381 PPM
Grains per gallon
22.3 GPG
Data source
USGS monitoring
Source year
N/A

Linked City Reports

Served ZIP Codes

ZIPLocationZIP average
57266Summit, SDVery Hard (381 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.