West End Water District, WY
Lead detected, under the action levels
Latest 90th-percentile lead: 1 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 West End Water District
West End Water District serves about 225 people through 105 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Weston County, Wyoming. EPA system ID: WY5601032; phone on file: 307-746-4520. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2023 (2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for West End Water District is 4 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1 ppb |
| 2023 | 2 ppb |
| 2021 | 4 ppb |
| 2020 | 0 (not detected) |
| 2017 | 1 ppb |
How West End Water District compares
Of the 311 Wyoming systems with a lead result, the median latest reading is 1 ppb; 0 are over 15 ppb right now and 16 have gone over at some point. West End Water District's 1 ppb sits at the 43rd percentile in Wyoming and the 52nd nationally (higher means more lead).
Nearby utilities
8 other systems share Weston County; 2 of them have a higher latest lead result than West End Water District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Newcastle, City Of | 3,595 | 1 ppb |
| Upton, Town Of | 1,100 | 4 ppb |
| Salt Creek Water District | 600 | 0 (not detected) |
| Osage Water District | 200 | 3 ppb |
| Cambria I&S District | 148 | 0 (not detected) |
| Water Unlimited, Incorporated | 144 | 0 (not detected) |
| Canyon Improvement & Service District | 79 | 1 ppb |
| Sunset Ranch Water District | 70 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Newcastle, WY 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 West End 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. The lead result guide covers how utilities pick the homes they sample. The action level is dropping - the 10 ppb rule from 2027.