Tap Water Quality Report for Umatilla, Oregon

Last Provided Update:N/A
Next Expected Update:April 19, 2025

Track your tap water quality with EPA-verified data on contaminants, violations, and health guidelines, updated quarterly from official water system monitoring results.

Umatilla, Oregon tap water has 107 total contaminants, with 5 being above EPA standards and 74 being above InTheTap suggested standards. There are 0 active violations. The primary water source is not specified, serving 0 residents.

Water Systems (34)

34 water systems serve Umatilla, Oregon. Select one or more to filter the data below.

HERMISTON, CITY OF
Public Water System ID:OR4100372
Population Served:19,696
Primary Source:Surface water
Last Updated:Dec 16, 2024
Contact:
PENDLETON, CITY OF
Public Water System ID:OR4100613
Population Served:17,169
Primary Source:Surface water
Last Updated:Dec 16, 2024
Contact:
UMATILLA, CITY OF
Public Water System ID:OR4100914
Population Served:7,605
Primary Source:Ground water
Last Updated:Dec 16, 2024
Contact:
MILTON-FREEWATER, CITY OF
Public Water System ID:OR4100522
Population Served:7,145
Primary Source:Ground water
Last Updated:Dec 16, 2024
Contact:
STANFIELD, CITY OF
Public Water System ID:OR4100842
Population Served:2,115
Primary Source:Ground water
Last Updated:Dec 16, 2024
Contact:
PILOT ROCK, CITY OF
Public Water System ID:OR4100626
Population Served:1,326
Primary Source:Ground water
Last Updated:Dec 16, 2024
Contact:

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Water Quality Analysis

Comprehensive analysis of your water quality, showing both detected contaminants and violations history. Note that exceeding EPA contaminant levels in a single test doesn't always constitute a violation, as violations typically require sustained exceedances or failure to follow required treatment protocols.

Water Analysis

View detected contaminants and concentration levels for your water system(s).