South Fulton Water System, TN
Lead detected, under the action levels
Latest 90th-percentile lead: 0.9 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 South Fulton Water System
South Fulton Water System serves about 4,043 people through 1,713 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Obion County, Tennessee. EPA system ID: TN0000648; phone on file: 731-479-2151. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
Against the period ending 2022 (0.3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for South Fulton Water System is 1.95 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.9 ppb |
| 2022 | 0.3 ppb |
| 2019 | 1.95 ppb |
| 2016 | 1 ppb |
Where this result ranks
Of the 453 Tennessee systems with a lead result, the median latest reading is 1 ppb; 0 are over 15 ppb right now and 10 have gone over at some point. South Fulton Water System's 0.9 ppb sits at the 22nd percentile in Tennessee and the 49th nationally (higher means more lead).
Other water systems in Obion County
9 other systems share Obion County; 7 of them have a higher latest lead result than South Fulton Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Union City Water Dept | 16,180 | 1.5 ppb |
| Elbridge Water Association | 3,239 | 1 ppb |
| Troy Water System | 2,096 | 0.5 ppb |
| Obion Water Dept | 1,615 | 1.5 ppb |
| Kenton Water Dept | 1,492 | 0.9 ppb |
| Hornbeak Utility District | 1,416 | 1 ppb |
| Samburg Utility District | 758 | 1 ppb |
| Reelfoot Water Association | 644 | 1 ppb |
| Mason Hall Development Corp | 211 | 2.6 ppb |
Next steps for South Fulton, TN
Test your own tap with a certified lab first-draw sample; South Fulton, TN 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 South Fulton 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. Systems that went over once often dip back under; here is what that means.