Glenrock, Town Of, WY
Lead detected, under the action levels
Latest 90th-percentile lead: 2 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. 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.
Glenrock, Town Of at a glance
Glenrock, Town Of serves about 2,466 people through 1,200 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Converse County, Wyoming. EPA system ID: WY5600199; phone on file: 307-259-0945. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
Against the period ending 2020 (2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Glenrock, Town Of is 2 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 2 ppb |
| 2020 | 2 ppb |
| 2017 | 2 ppb |
Against other Wyoming systems
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. Glenrock, Town Of's 2 ppb sits at the 72nd percentile in Wyoming and the 72nd nationally (higher means more lead).
Nearby utilities
7 other systems share Converse County; 2 of them have a higher latest lead result than Glenrock, Town Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Douglas, City Of | 6,400 | 2 ppb |
| Lone Tree Village Mhp | 475 | 3 ppb |
| Rolling Hills, Town Of | 450 | 1 ppb |
| Ridgewater Improvement District | 218 | 1 ppb |
| Douglas Koa Cg & Pine Meadows Mhp | 165 | 0 (not detected) |
| Fairway Estates | 135 | 2 ppb |
| Sundance Meadows Spid | 50 | 3 ppb |
Next steps for Glenrock, WY
Test your own tap with a certified lab first-draw sample; Glenrock, 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 Glenrock, 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. What a 90th-percentile result does and does not tell you: how to read a lead result. Size matters more than most people expect: small vs large water systems.