Public water system

St David Dwid

PWSID AZ0402039 - Cochise County, Arizona

149 PPM
8.7 GPG
Moderately Hard
0Soft60120180300+
Moderately Hard (149 PPM)High Confidence - USGS Monitoring

System Details

Water source
groundwater
Population served
1,255
Service connections
527
Status
Active

Hardness Evidence

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

Linked City Reports

Served ZIP Codes

ZIPLocationZIP average
85630Saint David, AZModerately Hard (132 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.