TapScore USA

Great Basin Water Burbank EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system WA5331477. It does not test household tap water or determine whether water is currently safe to drink.

D

Several health-based records

TapScore compliance-history grade

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

1 classified as health-based

System details

PWSID
WA5331477
Population served
656
Water source
Ground Water
Owner type
Private
State
Washington
EPA region
10
All historical records
347
Not marked resolved
16

How to read this grade

Grade D means “Several health-based 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
NitrateHealth-based record30
FluorideHealth-based record18
Vinyl ChlorideMonitoring/reporting record11
Trichloroethylene (TCE)Monitoring/reporting record11
o-DichlorobenzeneMonitoring/reporting record11
Vinyl chlorideMonitoring/reporting record11
1,1,1-TrichloroethaneMonitoring/reporting record11
1,2-DichloropropaneMonitoring/reporting record11
TetrachloroethyleneMonitoring/reporting record11
StyreneMonitoring/reporting record11
CHLOROBENZENEMonitoring/reporting record11
BenzeneMonitoring/reporting record11
EthylbenzeneMonitoring/reporting record11
1,2,4-TrichlorobenzeneMonitoring/reporting record11
Tetrachloroethylene (PCE)Monitoring/reporting record11
trans-1,2-DichloroethyleneMonitoring/reporting record11
1,2-DichloroethaneMonitoring/reporting record11
Carbon tetrachlorideMonitoring/reporting record11
ChloramineMonitoring/reporting record11
1,1,2-TrichloroethaneMonitoring/reporting record11

Showing the 20 categories with the most records out of 53 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

2025
2
2023
42
2022
5
2021
23
2020
21
2019
44
2018
1
2017
20
2016
22
2015
1

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

Pasco

ZIP codes served

99301

County: Walla Walla