Lumpkin Co. - 400 Water System, GA
Lead detected, under the action levels
Latest 90th-percentile lead: 1.3 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.
About Lumpkin Co. - 400 Water System
Lumpkin Co. - 400 Water System serves about 2,379 people through 915 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Lumpkin County, Georgia. EPA system ID: GA1870043; phone on file: 706-867-6580. 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 up 1.3 ppb from 0 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Lumpkin Co. - 400 Water System is 2.5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.3 ppb |
| 2022 | 0 (not detected) |
| 2019 | 2.5 ppb |
| 2016 | 0 (not detected) |
Against other Georgia systems
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. Lumpkin Co. - 400 Water System's 1.3 ppb sits at the 62nd percentile in Georgia and the 61st nationally (higher means more lead).
Other water systems in Lumpkin County
32 other systems share Lumpkin County; 21 of them have a higher latest lead result than Lumpkin Co. - 400 Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Dahlonega | 7,500 | 1 ppb |
| Life Teen At Hidden Lake Water System | 390 | 0 (not detected) |
| Crawford Falls Subdivivision | 372 | 2.6 ppb |
| Brookwood & Cedar Springs Subdivisions | 334 | 1.9 ppb |
| Blueridge Overlook Subdivision | 332 | 0.6 ppb |
| Castleberry Ridge Subdivision | 248 | 2.7 ppb |
| Lumpkin Co. - Sherwood Forest Subd. | 208 | 7.1 ppb |
| Mill Creek Station | 205 | 5.4 ppb |
| Lumpkin Co. - Greenwood Park S/D | 190 | 4.6 ppb |
| Bryndemere Subdivision | 178 | 2 ppb |
Next steps for Dahlonega, GA
Test your own tap with a certified lab first-draw sample; Dahlonega, 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 Lumpkin Co. - 400 Water System 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. Size matters more than most people expect: small vs large water systems.