Is Corvallis, Oregon tap water safe?
13 water systems report serving Corvallis. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
A
City of Corvallis
Serves 61,468 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2023).
B
Adair Village Water System
Serves 875 people · Surface water · Full report →
No health-based violations in the last 5 years; 8 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
C
Knoll Terrace Park
Serves 452 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 53 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
Vineyard Mountain Water
Serves 325 people · Groundwater · Full report →
No health-based violations in the last 5 years; 2 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).
B
Weslinn Water Company
Serves 200 people · Groundwater · Full report →
No health-based violations in the last 5 years; 6 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
Cascade View Estates
Serves 113 people · Groundwater · Full report →
No health-based violations in the last 5 years; 3 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
B
North Corvallis Mhp-Well #1
Serves 100 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 3 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Woodland Mobile Home Park
Serves 91 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
B
Whispering Pines Mobile Lodge
Serves 90 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 3 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
B
Ridgewood Dist Improv Co
Serves 90 people · Groundwater · Full report →
1 health-based violation in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Colorado Lake Coop
Serves 80 people · Groundwater · Full report →
No health-based violations in the last 5 years; 4 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Raintree Estates
Serves 50 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
C
Jackson Creek Water Association
Serves 39 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 11 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).