Wingo Water & Sewer Department, KY
Lead detected, under the action levels
Latest 90th-percentile lead: 3 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.
Wingo Water & Sewer Department at a glance
Wingo Water & Sewer Department serves about 965 people through 316 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 Graves County, Kentucky. EPA system ID: KY0420475; phone on file: 270-376-2286. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
That is down 9 ppb from 12 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Wingo Water & Sewer Department is 12 ppb across 4 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 3 ppb |
| 2022 | 12 ppb over 10 |
| 2019 | 5 ppb |
| 2016 | 5 ppb |
How Wingo Water & Sewer Department compares
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. Wingo Water & Sewer Department's 3 ppb sits at the 79th percentile in Kentucky and the 82nd nationally (higher means more lead).
Nearby utilities
8 other systems share Graves County; 2 of them have a higher latest lead result than Wingo Water & Sewer Department. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Mayfield Electric & Water | 12,379 | 2 ppb |
| Graves Co Water Dist - Consumers | 5,016 | 2 ppb |
| Graves Co Water Dist - Hickory | 4,069 | 0 (not detected) |
| Graves Co Water Dist - South Graves | 1,844 | 0 (not detected) |
| Symsonia Water District | 1,810 | 0 (not detected) |
| Graves Co Water Dist - Fancy Farm | 1,301 | 5 ppb |
| Graves Co Water Dist - Hardeman | 1,006 | 0 (not detected) |
| Graves Co Water Dist - Sedalia | 371 | 6 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Wingo, 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 Wingo Water & Sewer Department whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 2750 ppb (copper action level 1,300 ppb).
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. Systems that went over once often dip back under; here is what that means.