Wyoming · population 11,474
Lead pipes in Green River, WY
409 lines still unidentified
Most of Green River (population 11,474) gets its water from City of Green River. It reported no confirmed lead service lines, but 409 of 4,478 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of City of Green River's service lines are lead or galvanized requiring replacement, lower than the Wyoming average (1.6%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 9.1%
- Non-lead 91%
Latest lead test for City of Green River (Jan 2023–Dec 2025): 2 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for City of Green River.
Water systems serving Green River
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| City of Green RiverMain system | 0 | 0 | 409 | 0% |
| Emerald River EstatesAlso serves parts of the city | 0 | 17 | 0 | 55% |
| Pioneer Mobile Home ParkAlso serves parts of the city | 0 | 0 | 0 | 0% |
| Jamestown-Rio Vista W&S DistrictAlso serves parts of the city | 0 | 0 | 196 | 0% |
| Desert Trails MHPAlso serves parts of the city | 0 | 0 | 87 | 0% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Green River
The counts above cover the whole water system. To see whether your line is lead, look up your address on City of Green River's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Rock Springs12 lead + galv. lines
- Lyman12 lead + galv. lines
- Mountain Viewno lead reported
- Kemmerer1,582 unknown
- Evanston1,247 unknown
- Pinedale131 unknown
- Lander3,385 unknown
- Aftonno lead reported
Check another water system
Questions
Does Green River, WY have lead pipes?
None are confirmed, but City of Green River still lists 409 service lines as unknown material.
Who supplies water to Green River?
EPA's service area maps place most of Green River in City of Green River's service area (PWSID WY5601181). Emerald River Estates, Pioneer Mobile Home Park, Jamestown-Rio Vista W&S District, Desert Trails MHP also serve parts of the city or nearby areas.
How do I check whether my Green River home has a lead service line?
Search your address on City of Green River's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Green River be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask City of Green River whether your street is scheduled and whether it covers the private side.