Spring City Water System, TN
Lead detected, under the action levels
Latest 90th-percentile lead: 1 ppb (monitoring period 2026-2028). 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 Spring City Water System
Spring City Water System serves about 2,920 people through 1,123 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 Rhea County, Tennessee. EPA system ID: TN0000656. Ask the utility on your bill for your address in their service line inventory.
Lead results over time
Against the period ending 2025 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Spring City Water System is 3.79 ppb across 6 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2028 | 1 ppb |
| 2025 | 1 ppb |
| 2022 | 3.14 ppb |
| 2019 | 3.79 ppb |
| 2018 | 1.31 ppb |
| 2016 | 3.6 ppb |
Against other Tennessee systems
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. Spring City Water System's 1 ppb sits at the 36th percentile in Tennessee and the 54th nationally (higher means more lead).
Nearby utilities
6 other systems share Rhea County; 0 of them have a higher latest lead result than Spring City Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Dayton Water Dept | 25,054 | 1 ppb |
| Watts Bar Utility District | 16,253 | 1 ppb |
| North U.D. Of Rhea County | 3,640 | 1 ppb |
| Grandview Utility District | 2,226 | 1 ppb |
| Graysville Water Dept | 1,872 | 1 ppb |
| Laurelbrook School | 150 | 1 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Spring City, 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 Spring City 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.