Public Water Partners

HAPPY VALLEY, OR · Multnomah County

TERRAND MOBILE TERRACE Water System

Consumer Confidence Report status

TERRAND MOBILE TERRACE must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for TERRAND MOBILE TERRACE.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID)
OR4101157
System type
Community Water System
Population served
71
Service connections
40
Ownership
privately owned
Water source
groundwater (wells)

TERRAND MOBILE TERRACE is one of 1,168 community water systems in Oregon in the 500 or fewer people size category, serving 71 people from groundwater.

As of August 1, 2026, its federal record holds 102 entries between 1976 and 2026, all of which EPA lists as closed.

Of the 102, 100 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals, volatile organic chemicals, and the Total Coliform Rules.

Violation history

  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    February 1, 2026 – February 28, 2026

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2024 – August 28, 2024

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    December 2, 2020 – December 2, 2020

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2020 – December 31, 2022

    Resolved
  • Monitoring, Regular

    Combined Uranium

    January 1, 2017 – December 31, 2025

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2017 – December 31, 2025

    Archived
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2017 – December 31, 2022

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    February 1, 2008 – February 29, 2008

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    December 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    November 1, 2007 – November 30, 2007

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 1998 – January 31, 1998

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 1997 – August 31, 1997

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    August 1, 1997 – August 31, 1997

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    July 1, 1997 – July 31, 1997

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 1997 – June 30, 1997

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 1996 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 1996 – December 31, 1998

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    July 1, 1994 – June 5, 1995

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    July 1, 1991 – July 31, 1991

    Resolved
  • Monitoring, Repeat Minor (TCR)

    Coliform (TCR)

    June 1, 1991 – June 30, 1991

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    June 1, 1976 – May 31, 1980

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    June 1, 1976 – May 31, 1980

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Common questions

Is TERRAND MOBILE TERRACE required to publish a Consumer Confidence Report?

Yes. TERRAND MOBILE TERRACE is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is TERRAND MOBILE TERRACE’s next Consumer Confidence Report due?

TERRAND MOBILE TERRACE’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does TERRAND MOBILE TERRACE have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for TERRAND MOBILE TERRACE.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

TERRAND MOBILE TERRACE

503-788-7370

HAPPY VALLEY, OR 97086