Banks Mountain S/D, GA
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 12 ppb (monitoring period 2023-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Banks Mountain S/D at a glance
Banks Mountain S/D serves about 60 people through 23 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Hall County, Georgia. EPA system ID: GA1390039; phone on file: 912-313-1977. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is up 3.4 ppb from 8.6 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Banks Mountain S/D is 12 ppb across 2 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 12 ppb over 10 |
| 2022 | 8.6 ppb |
How Banks Mountain S/D compares
Of the 1,681 Georgia systems with a lead result, the median latest reading is 0.68 ppb; 15 are over 15 ppb right now and 131 have gone over at some point. Banks Mountain S/D's 12 ppb sits at the 98th percentile in Georgia and the 98th nationally (higher means more lead).
Other water systems in Hall County
8 other systems share Hall County; 0 of them have a higher latest lead result than Banks Mountain S/D. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Gainesville | 140,000 | 1.5 ppb |
| Flowery Branch | 4,594 | 12 ppb |
| Lula | 3,416 | 2.2 ppb |
| Surfside Club Estates | 629 | 3 ppb |
| Leisure Lake Condo. Assoc.Inc. | 532 | 0 (not detected) |
| Lake Shore Forest Subdivision | 284 | 2.4 ppb |
| Mount Shores Condo Association | 210 | 1.7 ppb |
| Lodge Haven Subdivision | 104 | 3.6 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Savannah, GA may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Banks Mountain S/D whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. What a 90th-percentile result does and does not tell you: how to read a lead result. This system is in the band the 2027 10 ppb rule changes.