Aqua Utilities, TN
Lead detected, under the action levels
Latest 90th-percentile lead: 4.1 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 Aqua Utilities
Aqua Utilities serves about 1,155 people through 464 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Hardin County, Tennessee. EPA system ID: TN0000948; phone on file: 731-316-5646. 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 2.9 ppb from 1.2 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Aqua Utilities is 4.1 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2028 | 4.1 ppb |
| 2025 | 1.2 ppb |
| 2022 | 1.1 ppb |
| 2019 | 1.3 ppb |
| 2016 | 1.1 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. Aqua Utilities's 4.1 ppb sits at the 95th percentile in Tennessee and the 88th nationally (higher means more lead).
Nearby utilities
4 other systems share Hardin County; 1 of them has a higher latest lead result than Aqua Utilities. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Savannah Utility Department | 19,495 | 1 ppb |
| First U.D. Of Hardin County | 7,602 | 0.4 ppb |
| Saltillo Utility District | 2,216 | 4.4 ppb |
| Harbert Hills Academy N.H. | 140 | 1.5 ppb |
Next steps for Parsons, TN
Test your own tap with a certified lab first-draw sample; Parsons, 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 Aqua Utilities 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.