TapScore USA

MOSES LAKE CITY OF EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system WA5356300. It does not test household tap water or determine whether water is currently safe to drink.

C

Some recent records

TapScore compliance-history grade

42 EPA violation records from July 1, 2021 through June 30, 2026

System details

PWSID
WA5356300
Population served
32,428
Water source
Ground Water
Owner type
Local Government
State
Washington
EPA region
10
All historical records
265
Not marked resolved
104

How to read this grade

Grade C means “Some recent records” under TapScore's published method. It is a comparison of recent EPA compliance records, not an EPA grade, laboratory result, health recommendation, or guarantee of present water quality.

EPA contaminant categories in violation records

EPA categoryClassificationRecords
Aldicarb sulfoneMonitoring/reporting record15
CarbofuranMonitoring/reporting record15
AldicarbMonitoring/reporting record15
OXAMYLMonitoring/reporting record15
Aldicarb sulfoxideMonitoring/reporting record15
Coliform (TCR)Health-based record8
DiquatMonitoring/reporting record6
1,2,4-TrichlorobenzeneMonitoring/reporting record6
Vinyl ChlorideMonitoring/reporting record6
Trichloroethylene (TCE)Monitoring/reporting record6
o-DichlorobenzeneMonitoring/reporting record6
trans-1,2-DichloroethyleneMonitoring/reporting record6
ChloramineMonitoring/reporting record6
TetrachloroethyleneMonitoring/reporting record6
CHLOROBENZENEMonitoring/reporting record6
StyreneMonitoring/reporting record6
Tetrachloroethylene (PCE)Monitoring/reporting record6
Vinyl chlorideMonitoring/reporting record6
BenzeneMonitoring/reporting record6
EthylbenzeneMonitoring/reporting record6

Showing the 20 categories with the most records out of 66 categories in this system's history.

These are compliance records associated with an EPA contaminant code, not current tap-water test results or proof that a substance is presently detected.

Violation history by year

2022
41
2021
1
2019
20
2018
2
2017
1
2016
1
2015
1
2013
16
2010
1
2008
5

Historical counts may include resolved records. For current notices and local sampling results, check the utility's latest Consumer Confidence Report and your state drinking-water agency.

Reported service area

Cities served

Moses Lake

ZIP codes served

98837

County: Grant