North Marshall Water District #1, KY
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
About North Marshall Water District #1
North Marshall Water District #1 serves about 16,276 people through 5,721 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 groundwater, in Marshall County, Kentucky. EPA system ID: KY0790319; phone on file: 270-527-3208. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
That is down 1.5 ppb from 1.5 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for North Marshall Water District #1 is 1.5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2023 | 1.5 ppb |
| 2020 | 0 (not detected) |
| 2017 | 0 (not detected) |
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. North Marshall Water District #1's reported as 0 (not detected) sits at the 46th percentile in Kentucky and the 38th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Marshall County
4 other systems share Marshall County; 2 of them have a higher latest lead result than North Marshall Water District #1. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Benton Water & Sewer | 7,981 | 0 (not detected) |
| Jonathan Creek Water District | 7,182 | 4 ppb |
| Calvert City Municipal Water Department | 4,381 | 3 ppb |
| Hardin Water Department | 1,606 | 0 (not detected) |
Your move
Look up your address in North Marshall Water District #1's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask North Marshall Water District #1 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. Why sampled homes are the worst-case ones is in the guide to reading the number. Small systems behave differently: why small systems go over more often.