A & J Mobile Home Park, WY
Lead detected, under the action levels
Latest 90th-percentile lead: 5 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.
A & J Mobile Home Park at a glance
A & J Mobile Home Park serves about 100 people through 31 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Fremont County, Wyoming. EPA system ID: WY5600179; phone on file: 307-850-2607. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2022 (4 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for A & J Mobile Home Park is 5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 5 ppb |
| 2022 | 4 ppb |
| 2019 | 0 (not detected) |
| 2016 | 2 ppb |
Where this result ranks
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. A & J Mobile Home Park's 5 ppb sits at the 92nd percentile in Wyoming and the 91st nationally (higher means more lead).
Nearby utilities
20 other systems share Fremont County; 1 of them has a higher latest lead result than A & J Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Riverton, City Of | 10,330 | 3 ppb |
| Lander, City Of | 7,615 | 0 (not detected) |
| Dubois, Town Of | 1,822 | 0 (not detected) |
| Shoshoni, Town Of | 515 | 4 ppb |
| Hudson, Town Of | 460 | 0 (not detected) |
| Gardens North Homeowners Association | 300 | 1 ppb |
| Pavillion, Town Of | 230 | 0 (not detected) |
| Sunridge Estates | 220 | 1 ppb |
| B&K Mobile Home Park | 200 | 1 ppb |
| Jade Mhc | 200 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Pavillion, 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 A & J Mobile Home Park 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. The action level is dropping - the 10 ppb rule from 2027.