Rock River, Town Of, WY
Exceeded the action level in the past
Latest 90th-percentile lead: 1.33 ppb (monitoring period 2021-2023). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
About Rock River, Town Of
Rock River, Town Of serves about 211 people through 184 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 surface water, in Albany County, Wyoming. EPA system ID: WY5600048; phone on file: 307-460-8441. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Rock River, Town Of's lead record
Against the period ending 2023 (1.33 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Rock River, Town Of is 32 ppb across 5 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1.33 ppb |
| 2023 | 1.33 ppb |
| 2020 | 0.4 ppb |
| 2019 | 3 ppb |
| 2018 | 32 ppb over 15 |
How Rock River, 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. Rock River, Town Of's 1.33 ppb sits at the 55th percentile in Wyoming and the 61st nationally (higher means more lead).
Neighbouring systems
7 other systems share Albany County; 5 of them have a higher latest lead result than Rock River, Town Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Laramie, City Of | 32,395 | 1.28 ppb |
| South Laramie W&S District | 490 | 3 ppb |
| Sunny Meadows Village | 485 | 0 (not detected) |
| Nine-Mile Water & Sewer District | 200 | 2 ppb |
| Centennial Water And Sewer District | 150 | 1.34 ppb |
| Seven Mile Water & Sewer District | 130 | 2 ppb |
| Antelope Ridge Hoa | 70 | 2 ppb |
Next steps for Rock River, WY
Test your own tap with a certified lab first-draw sample; Rock River, 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 Rock River, Town Of 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. More in what a past exceedance means today.