Is West Valley City, UT tap water safe?
Data: U.S. EPA · How we read the data · How we check it
Summary
No federal limits exceeded in EPA data for Granger-Hunter Improvement District.
5 public water systems serve parts of West Valley City. The largest, Granger-Hunter Improvement District, serves 121,083 people. Your water bill names your system.
Largest system
Granger-Hunter Improvement District
121,083 people · Purchased surface water · EPA ID UTAH18007
Buys treated water from Jordan Valley Water Conservancy District.
| PFAS | Highest average | Limit |
|---|---|---|
| PFOA Not detected | – | 4 ppt |
| PFOS Not detected | – | 4 ppt |
| PFHxS Not detected | – | 10 ppt |
| PFNA Not detected | – | 10 ppt |
| HFPO-DA (GenX) Not detected | – | 10 ppt |
ppt = parts per trillion. "Highest average" is the highest average at any of the system's entry points, the way EPA compares results with the limits.
Lead: 1.9 ppb at the 90th percentile (Dec 2025, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0
Across Utah, 2 of 127 water systems EPA tested had PFAS above a 2024 federal limit, and 8 systems were above the lead action level in results from the last five years. Utah results.
West Valley City homes and lead pipes
Lead service lines and lead solder were allowed until 1986, so homes from before then are the ones to check. How to check your own line.
Housing: Census American Community Survey 2020–2024 5-year estimates for West Valley City city (tables B25034, B25003). Estimates for small places have a margin of error.
Which system serves your ZIP code
Based on the ZIP codes each system reported serving. Boundaries don't follow ZIP lines exactly, so your water bill is the final word.
| System | ZIP codes in West Valley City |
|---|---|
| Granger-Hunter Improvement District 121,083 people | 84119, 84120, 84128 |
| Jordan Valley Water Conservancy District 99,335 people | 84118 |
Other water systems serving West Valley City
- Jordan Valley Water Conservancy District99,335 people · Surface water · Utah · reported ZIPs hereLithium above screening level
- Taylorsville-Bennion Improvement District67,098 people · Purchased surface water · Utah · reported ZIPs hereLithium above screening level
- Kearns Improvement District56,700 people · Purchased surface water · Utah · reported ZIPs hereLithium above screening levelAlso: 4 health-based violations since 2016
- Magna Water District36,700 people · Purchased surface water · Utah · reported ZIPs hereColiform bacteria violationAlso: Lithium above screening level
How nearby cities compare
| City | PFAS | Lead (90th pct.) |
|---|---|---|
| Taylorsville 4 mi Jordan Valley Water Conservancy District | None above limits | 5.05 ppb |
| West Jordan 6 mi West Jordan City Water System | None above limits | 2.5 ppb |
| South Salt Lake 6 mi Jordan Valley Water Conservancy District | None above limits | 5.05 ppb |
| Murray 7 mi Jordan Valley Water Conservancy District | None above limits | 5.05 ppb |
| Salt Lake City 7 mi Salt Lake City Water System | None above limits | 2.51 ppb |
| Midvale 8 mi Jordan Valley Water Conservancy District | None above limits | 5.05 ppb |
Questions
Is West Valley City tap water safe to drink?
Granger-Hunter Improvement District has had no health-based violations since 2016. Utility data can't show lead from your own pipes: if your home was built before 1986, test your tap. Your utility's annual Consumer Confidence Report is the official summary.
Who supplies water in West Valley City, UT?
5 public water systems serve parts of West Valley City. The largest is Granger-Hunter Improvement District (121,083 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.
Does West Valley City tap water have PFAS?
None detected above EPA's reporting limits. Granger-Hunter Improvement District had no PFAS detected in EPA's 2023–2025 testing. "Not detected" means below the reporting limit (about 2 to 20 ppt), not proven zero.
Do West Valley City homes have lead pipes?
Census estimates put 42% of West Valley City homes as built before 1980 (Utah: 36%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Granger-Hunter Improvement District's service line inventory says what your line is made of. The only way to know for your home is to check the line where it enters the house and test your tap.
Source: U.S. EPA drinking water records and PFAS testing (UCMR 5). How we read the data.