Harbor Utility District, TN
Lead detected, under the action levels
Latest 90th-percentile lead: 1 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.
Harbor Utility District at a glance
Harbor Utility District serves about 736 people through 313 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 groundwater, in Benton County, Tennessee. EPA system ID: TN0000055; phone on file: 731-593-3218. They can tell you what your service line is made of and whether they pay to replace it.
Harbor Utility District's lead record
Against the period ending 2022 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Harbor Utility District is 1.49 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1 ppb |
| 2022 | 1 ppb |
| 2019 | 0.5 ppb |
| 2016 | 1.49 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. Harbor Utility District's 1 ppb sits at the 28th percentile in Tennessee and the 53rd nationally (higher means more lead).
Nearby utilities
2 other systems share Benton County; 0 of them have a higher latest lead result than Harbor Utility District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Camden Water Dept | 10,013 | 0.3 ppb |
| Big Sandy Water Department | 1,217 | 1 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Big Sandy, 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 Harbor Utility District 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. The lead result guide covers how utilities pick the homes they sample. The action level is dropping - the 10 ppb rule from 2027.