TapScore USA

ISLAND CITY EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system OR4100454. It does not test household tap water or determine whether water is currently safe to drink.

C

Some recent records

TapScore compliance-history grade

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

System details

PWSID
OR4100454
Population served
1,166
Water source
Ground Water
Owner type
Local Government
State
Oregon
EPA region
10
All historical records
100
Not marked resolved
61

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
Coliform (TCR)Health-based record20
Lead and Copper RuleMonitoring/reporting record5
Consumer Confidence RuleMonitoring/reporting record5
Total ColiformMonitoring/reporting record4
NitrateMonitoring/reporting record3
Revised Total Coliform RuleMonitoring/reporting record3
2,4-DMonitoring/reporting record2
DinosebMonitoring/reporting record2
EndothallMonitoring/reporting record2
DalaponMonitoring/reporting record2
PicloramMonitoring/reporting record2
PentachlorophenolMonitoring/reporting record2
2,4,5-TPMonitoring/reporting record2
ChloramineMonitoring/reporting record1
Carbon tetrachlorideMonitoring/reporting record1
1,2-DIBROMO-3-CHLOROPROPANEMonitoring/reporting record1
CHLOROBENZENEMonitoring/reporting record1
trans-1,2-DichloroethyleneMonitoring/reporting record1
Tetrachloroethylene (PCE)Monitoring/reporting record1
1,1-DichloroethyleneMonitoring/reporting record1

Showing the 20 categories with the most records out of 58 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
2024
2
2023
4
2022
51
2020
1
2019
3
2018
2
2017
9
2016
1
2011
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

ISLAND CITY

ZIP codes served

97850

County: Union