Bald Mountain Trailer Court, WY
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.
Who runs the water here
Bald Mountain Trailer Court serves about 150 people through 52 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Johnson County, Wyoming. EPA system ID: WY5600258; phone on file: 307-299-3544. They can tell you what your service line is made of and whether they pay to replace it.
Bald Mountain Trailer Court's lead record
Against the period ending 2023 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Bald Mountain Trailer Court is 1 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2023 | 1 ppb |
| 2020 | 1 ppb |
| 2017 | 1 ppb |
| 2016 | 1 ppb |
How Bald Mountain Trailer Court 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. Bald Mountain Trailer Court's reported as 0 (not detected) sits at the 13th percentile in Wyoming and the 13th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
3 other systems share Johnson County; 2 of them have a higher latest lead result than Bald Mountain Trailer Court. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Buffalo, City Of | 4,419 | 2 ppb |
| Kaycee, Town Of | 263 | 1 ppb |
| Bighorn Mountain Campground | 29 | 0 (not detected) |
Next steps for Gillette, WY
Look up your address in Bald Mountain Trailer Court'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 Bald Mountain Trailer Court 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. Small systems behave differently: why small systems go over more often.