PlainWater
States → Washington

Coulee Flats Dairy

PWS ID: WA53AB974 · Yakima, Washington 98908

Population Served
83
Total Violations
86
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
4
County
Franklin
School/Daycare
No
MCL Violations
6
Monitoring Violations
79
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 7 2014
Nitrate MCL 6 2025
Nitrate MR 5 2023
o-Dichlorobenzene MR 2 2010
p-Dichlorobenzene MR 2 2010
1,1-Dichloroethylene MR 2 2010
trans-1,2-Dichloroethylene MR 2 2010
1,2-Dichloroethane MR 2 2010
1,1,1-Trichloroethane MR 2 2010
1,2-Dichloropropane MR 2 2010
Trichloroethylene MR 2 2010
1,1,2-Trichloroethane MR 2 2010
Benzene MR 2 2010
Toluene MR 2 2010
Styrene MR 2 2010
1,2,4-Trichlorobenzene MR 2 2010
Carbon tetrachloride MR 2 2010
Ethylbenzene MR 2 2010
Arsenic MR 2 2017
Barium MR 2 2017
CYANIDE MR 2 2017
Fluoride MR 2 2017
Mercury MR 2 2017
Antimony, Total MR 2 2017
Beryllium, Total MR 2 2017
Thallium, Total MR 2 2017
Cadmium MR 2 2017
Nickel MR 2 2017
Nitrite MR 2 2017
DICHLOROMETHANE MR 2 2010
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.