Ohio County Water District, KY
Lead detected, under the action levels
Latest 90th-percentile lead: 3 ppb (monitoring period 2024-2026). 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 Ohio County Water District
Ohio County Water District serves about 16,511 people through 7,611 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Ohio County, Kentucky. EPA system ID: KY0920332; phone on file: 270-298-7704. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
That is up 3 ppb from 0 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for Ohio County Water District is 3 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 3 ppb |
| 2023 | 0 (not detected) |
| 2020 | 2 ppb |
| 2017 | 3 ppb |
Against other Kentucky systems
Of the 367 Kentucky systems with a lead result, the median latest reading is 0 ppb; 0 are over 15 ppb right now and 4 have gone over at some point. Ohio County Water District's 3 ppb sits at the 86th percentile in Kentucky and the 83rd nationally (higher means more lead).
Nearby utilities
4 other systems share Ohio County; 0 of them have a higher latest lead result than Ohio County Water District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Beaver Dam Municipal Water & Sewer | 3,531 | 0 (not detected) |
| Hartford Municipal Water Works | 3,119 | 0 (not detected) |
| Centertown Water System | 1,485 | 3 ppb |
| Fordsville Water District | 927 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Hartford, KY 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 Ohio County Water 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. 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.