Is Grants Pass, OR 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 City of Grants Pass.
City of Grants Pass supplies Grants Pass (37,138 people).
Water system
City of Grants Pass
37,138 people · Surface water · EPA ID OR4100342
| 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: 0 ppb at the 90th percentile (Nov 2026, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0
Across Oregon, 9 of 123 water systems EPA tested had PFAS above a 2024 federal limit, and 16 systems were above the lead action level in results from the last five years. Oregon results.
Grants Pass homes and lead pipes
Lead service lines and lead solder were allowed until 1986, so homes from before then are the ones to check. Renting? Ask your landlord what the service line is made of, because it's their pipe to replace. How to check your own line.
Housing: Census American Community Survey 2020–2024 5-year estimates for Grants Pass city (tables B25034, B25003). Estimates for small places have a margin of error.
How nearby cities compare
| City | PFAS | Lead (90th pct.) |
|---|---|---|
| Medford 25 mi Medford Water Commission | None above limits | 0 ppb |
| Eugene 113 mi Eugene Water & Electric Board | None above limits | 4.5 ppb |
| Springfield 113 mi Eugene Water & Electric Board | None above limits | 4.5 ppb |
| Corvallis 148 mi City of Corvallis | None above limits | 1.9 ppb |
| Albany 152 mi City of Albany | None above limits | 2.7 ppb |
| Bend 152 mi City of Bend | Above limit | 0 ppb |
Grants Pass ZIP codes (1)
- 97526
Questions
Is Grants Pass tap water safe to drink?
City of Grants Pass 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 Grants Pass, OR?
City of Grants Pass, which serves 37,138 people.
Does Grants Pass tap water have PFAS?
None detected above EPA's reporting limits. City of Grants Pass 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 Grants Pass homes have lead pipes?
Census estimates put 47% of Grants Pass homes as built before 1980 (Oregon: 49%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. City of Grants Pass'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.