Bairoil, Town Of, WY
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2025-2025). 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 Bairoil, Town Of
Bairoil, Town Of serves about 60 people through 43 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Sweetwater County, Wyoming. EPA system ID: WY5600003; phone on file: 307-324-7653. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
Against the period ending 2024 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Bairoil, Town Of is 3 ppb across 15 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2024 | 0 (not detected) |
| 2024 | 1 ppb |
| 2023 | 0 (not detected) |
| 2023 | 0 (not detected) |
| 2022 | 1 ppb |
| 2022 | 0 (not detected) |
| 2021 | 1 ppb |
| 2021 | 1 ppb |
| 2020 | 1 ppb |
| 2019 | 2 ppb |
| 2018 | 2 ppb |
| 2018 | 3 ppb |
| 2017 | 0 (not detected) |
| 2017 | 0 (not detected) |
How Bairoil, Town Of 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. Bairoil, Town Of's reported as 0 (not detected) sits at the 5th percentile in Wyoming and the 5th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
20 other systems share Sweetwater County; 15 of them have a higher latest lead result than Bairoil, Town Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Rock Springs, City Of | 24,000 | 3 ppb |
| Green River, City Of | 10,500 | 2 ppb |
| White Mountain W&S District | 3,000 | 2 ppb |
| Little America Hotels & Resorts, Inc- Wy | 2,004 | 4 ppb |
| Pioneer Mobile Home Park | 1,000 | 3 ppb |
| Clearview I&S District | 930 | 3 ppb |
| Jamestown-Rio Vista W&S District | 560 | 0 (not detected) |
| Farson Eden School | 530 | 3 ppb |
| Wamsutter, Town Of | 500 | 2 ppb |
| Lewis Mobile Home Park | 370 | 2 ppb |
What to do in your house
Look up your address in Bairoil, Town Of'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 Bairoil, Town Of whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1590 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. 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.