CARBONADO WATER DEPT EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system WA5311100. It does not test household tap water or determine whether water is currently safe to drink.

B

Few non-health records

TapScore compliance-history grade

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

System details

PWSID
WA5311100
Population served
875
Water source
Surface Water
Owner type
Local Government
State
Washington
EPA region
10
All historical records
38
Not marked resolved
13

How to read this grade

Grade B means “Few non-health 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
Surface Water Treatment RuleHealth-based record13
1,2,4-TrichlorobenzeneMonitoring/reporting record1
Vinyl ChlorideMonitoring/reporting record1
Trichloroethylene (TCE)Monitoring/reporting record1
1,1-DichloroethyleneMonitoring/reporting record1
trans-1,2-DichloroethyleneMonitoring/reporting record1
1,1,1-TrichloroethaneMonitoring/reporting record1
ChloramineMonitoring/reporting record1
TolueneMonitoring/reporting record1
Total Trihalomethanes (TTHMs)Monitoring/reporting record1
Gross AlphaMonitoring/reporting record1
o-DichlorobenzeneMonitoring/reporting record1
TetrachloroethyleneMonitoring/reporting record1
1,2-DichloropropaneMonitoring/reporting record1
Carbon tetrachlorideMonitoring/reporting record1
BenzeneMonitoring/reporting record1
NitrateMonitoring/reporting record1
Vinyl chlorideMonitoring/reporting record1
CHLOROBENZENEMonitoring/reporting record1
1,1,2-TrichloroethaneMonitoring/reporting record1

Showing the 20 categories with the most records out of 25 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
2021
1
2016
1
2007
20
1996
8
1995
4
1979
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

Carbonado

ZIP codes served

98323

County: Pierce