Hardest Water in Georgia
25 cities ranked by water hardness. Sandy Springs tops the list at 57 PPM.
Georgia's water hardness varies significantly by city and water source. The state average across our database is 33 PPM, which is relatively soft. Most homes do not need a water softener. 0% of cities we track in Georgia have hardness above 120 PPM.
Columbus West has the softest water at just 15 PPM. No softener is needed.
| # | City | PPM | GPG | Level | Softener? |
|---|---|---|---|---|---|
| 1 | Sandy Springs | 57 | 3.3 | Slightly Hard | No |
| 2 | Augusta | 46 | 2.7 | Slightly Hard | No |
| 3 | Valdosta | 42 | 2.5 | Slightly Hard | No |
| 4 | Macon | 40 | 2.3 | Slightly Hard | No |
| 5 | Warner Robins | 38 | 2.2 | Slightly Hard | No |
| 6 | Athens | 37 | 2.2 | Slightly Hard | No |
| 7 | Roswell | 37 | 2.2 | Slightly Hard | No |
| 8 | Alpharetta | 37 | 2.2 | Slightly Hard | No |
| 9 | Savannah | 36 | 2.1 | Slightly Hard | No |
| 10 | Johns Creek | 35 | 2 | Slightly Hard | No |
| 11 | Smyrna | 35 | 2 | Slightly Hard | No |
| 12 | Perry | 35 | 2 | Slightly Hard | No |
| 13 | Brookhaven | 34 | 2 | Slightly Hard | No |
| 14 | Marietta | 33 | 1.9 | Slightly Hard | No |
| 15 | Columbus | 32 | 1.9 | Slightly Hard | No |
| 16 | Atlanta | 30 | 1.8 | Slightly Hard | No |
| 17 | Peachtree City | 30 | 1.8 | Slightly Hard | No |
| 18 | Suwanee | 30 | 1.8 | Slightly Hard | No |
| 19 | Lawrenceville | 30 | 1.8 | Slightly Hard | No |
| 20 | Duluth | 28 | 1.6 | Slightly Hard | No |
| 21 | Kennesaw | 25 | 1.5 | Slightly Hard | No |
| 22 | Buckhead | 22 | 1.3 | Slightly Hard | No |
| 23 | Atlanta Downtown | 20 | 1.2 | Slightly Hard | No |
| 24 | Gainesville | 15 | 0.9 | Soft | No |
| 25 | Columbus West | 15 | 0.9 | Soft | No |
Frequently Asked Questions
What is the average water hardness in Georgia?
Across 25 cities in our database, the average water hardness in Georgia is 33 PPM (1.9 GPG). This ranges from 15 PPM in Columbus West to 57 PPM in Sandy Springs.
Do I need a water softener in Georgia?
It depends on your city. 0% of Georgia cities in our database (0 of 25) have hardness above 120 PPM where a softener provides measurable benefit. Check your specific city above.
Which Georgia city has the softest water?
Columbus West has the softest water in Georgia at 15 PPM (0.9 GPG). No water softener is needed at this level.
What causes hard water in Georgia?
Hard water in Georgia is caused by dissolved calcium and magnesium from the local geology. Most of the state has favorable geology with granite, metamorphic, or volcanic rock that contributes minimal dissolved minerals.