Mountain Ridge Subdivision, GA
Lead detected, under the action levels
Latest 90th-percentile lead: 1.4 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. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Mountain Ridge Subdivision at a glance
Mountain Ridge Subdivision serves about 86 people through 32 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Walton County, Georgia. EPA system ID: GA2970052; phone on file: 706-543-9353. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
That is down 1.2 ppb from 2.6 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Mountain Ridge Subdivision is 2.6 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.4 ppb |
| 2022 | 2.6 ppb |
How Mountain Ridge Subdivision 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. Mountain Ridge Subdivision's 1.4 ppb sits at the 63rd percentile in Georgia and the 62nd nationally (higher means more lead).
Other water systems in Walton County
10 other systems share Walton County; 4 of them have a higher latest lead result than Mountain Ridge Subdivision. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Walton Co. Water & Sewer Auth. | 45,230 | 3 ppb |
| Monroe | 25,248 | 0 (not detected) |
| Social Circle | 5,470 | 6 ppb |
| Jersey | 435 | 0.6 ppb |
| Hillside Village Mhp, Inc. | 221 | 1.3 ppb |
| Rivermist Subdivision | 97 | 3.3 ppb |
| Creekside At Riverstone | 73 | 0 (not detected) |
| Camp Lake Crossing | 54 | 2.4 ppb |
| Bearden Estates | 54 | 0 (not detected) |
| Wildwood Estates | 46 | 1.3 ppb |
Next steps for Athens, GA
Test your own tap with a certified lab first-draw sample; Athens, 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 Mountain Ridge Subdivision 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. The action level is dropping - the 10 ppb rule from 2027.