Public water system
Chatham
PWSID IL1670300 - Sangamon County, Illinois
120 PPM
7 GPG
Moderately Hard0Soft60120180300+
Moderately Hard (120 PPM)Verified - Annual Water Quality Report
System Details
- Water source
- groundwater
- Population served
- 16,423
- Service connections
- 6,569
- Status
- Active
Hardness Evidence
- Reported hardness
- 120 PPM
- Grains per gallon
- 7 GPG
- Data source
- Annual Water Quality Report
- Source year
- N/A
- Raw/source estimate
- 348 PPM
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 62515 | Buffalo Hart, IL | Moderately Hard (122 PPM) |
| 62520 | Dawson, IL | Moderately Hard (124 PPM) |
| 62530 | Cimic, IL | Moderately Hard (121 PPM) |
| 62536 | Glenarm, IL | Moderately Hard (120 PPM) |
| 62539 | Illiopolis, IL | Moderately Hard (122 PPM) |
| 62545 | Bolivia, IL | Moderately Hard (120 PPM) |
| 62558 | Sicily, IL | Moderately Hard (121 PPM) |
| 62561 | Spaulding, IL | Moderately Hard (127 PPM) |
| 62563 | Berry, IL | Moderately Hard (122 PPM) |
| 62615 | Auburn, IL | Moderately Hard (127 PPM) |
| 62625 | Cantrall, IL | Moderately Hard (120 PPM) |
| 62629 | Chatham, IL | Moderately Hard (120 PPM) |
| 62661 | Loami, IL | Moderately Hard (120 PPM) |
| 62670 | Bates, IL | Moderately Hard (122 PPM) |
| 62677 | Farmingdale, IL | Moderately Hard (122 PPM) |
| 62684 | Barclay, IL | Moderately Hard (120 PPM) |
| 62689 | Thayer, IL | Moderately Hard (120 PPM) |
| 62693 | Williamsville, IL | Moderately Hard (128 PPM) |
| 62701 | Springfield, IL | Moderately Hard (120 PPM) |
| 62702 | Grandview, IL | Moderately Hard (121 PPM) |
| 62703 | Southern View, IL | Moderately Hard (120 PPM) |
| 62704 | Jerome, IL | Moderately Hard (121 PPM) |
| 62707 | Andrew, IL | Moderately Hard (121 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.