TERRAND MOBILE TERRACE EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system OR4101157. 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
OR4101157
Population served
71
Water source
Ground Water
Owner type
Private
State
Oregon
EPA region
10
All historical records
120
Not marked resolved
4

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
Coliform (TCR)Health-based record10
DiquatMonitoring/reporting record2
EndothallMonitoring/reporting record2
ETHYLENE DIBROMIDEMonitoring/reporting record2
GlyphosateMonitoring/reporting record2
Heptachlor epoxideMonitoring/reporting record2
HeptachlorMonitoring/reporting record2
MethoxychlorMonitoring/reporting record2
PentachlorophenolMonitoring/reporting record2
SimazineMonitoring/reporting record2
OXAMYLMonitoring/reporting record2
1,1-DichloroethyleneMonitoring/reporting record2
BenzeneMonitoring/reporting record2
Trichloroethylene (TCE)Monitoring/reporting record2
o-DichlorobenzeneMonitoring/reporting record2
StyreneMonitoring/reporting record2
trans-1,2-DichloroethyleneMonitoring/reporting record2
Xylenes, TotalMonitoring/reporting record2
BHC-GAMMAMonitoring/reporting record2
DalaponMonitoring/reporting record2

Showing the 20 categories with the most records out of 68 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

2026
1
2024
1
2020
1
2019
1
2016
3
2008
1
2007
2
2005
1
2004
48
1997
4

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

ZIP codes served

County: Multnomah