OHA Drinking Water Services
Water Advisories

Regulating Agency:  All
County Served:  All
Advisory Type:  All
Advisory Reason:  All
Date Range:  All
Advisory Status:  Advisories currently in effect only
Area Affected:  System-wide and partial
Affected Populations:  All populations and vulnerable populations
Activity Status:  Active systems only

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Drinking Water Advisories Map
Note:  Water advisory tracking began in May, 2017; most advisories from before this time will not be displayed here.

Results:  33 water advisories found for the selected criteria.
Click on a blue column heading to sort by that field. Click on a PWS ID to open a water system's Inventory page. Click anywhere else in a row to open the Advisory Details page.
Regulating Agency
 County Served
 PWS PWS Name System
Type		 Population Primary
Source		 Advisory Type
 Reason Click reason for details and contact info
 Begin Date Date Lifted Area
Affected		 Affected
Populations
CLACKAMAS COUNTY Clackamas 01211 LIBERAL RANCHOS HOA OVS 24 GW Boil Water E. coli, Confirmed in DistributionAug 28, 2024 Open System-wide All
CLACKAMAS COUNTY Clackamas 05527 VALLEY VIEW HEIGHTS WATER ASSN OVS 23 GW Boil Water E. coli, Confirmed in DistributionJan 02, 2025 Open System-wide All
REGION 1 Clatsop 90413 ONEYS RESTAURANT/LOUNGE NC 60 GW Boil Water E. coli, Confirmed at GW Source Without TreatmentApr 07, 2023 Open Partial Vulnerable
COLUMBIA COUNTY Columbia 00203 COLUMBIA CITY MUN WATERWORKS C 1,995 GW Boil Water Loss of PressureMar 12, 2025 Open Partial All
COLUMBIA COUNTY Columbia 05530 GRAMADA TERRACE OVS 14 GW Boil Water Loss of PressureSep 09, 2024 Open System-wide All
REGION 2 Coos 00209 SUMNER WATER CORPORATION C 50 SW Boil Water Treatment Failure, FiltrationMay 07, 2019 Open System-wide All
DWS (OVS SYSTEMS) Coos 01340 UPPER COOS RIVER WTR ASSOC OVS 20 SW Boil Water Treatment Failure, FiltrationJun 10, 2019 Open System-wide All
REGION 2 Coos 05302 WATSONVILLE WATER SYSTEM C 27 SW Boil Water Treatment Failure, FiltrationMay 09, 2019 Open System-wide All
REGION 2 Douglas 95243 DIAMOND LAKE GAS STATION NC 45 SW Boil Water Treatment Failure, DisinfectionSep 18, 2024 Open System-wide All
REGION 2 Douglas 00581 OAKLAND, CITY OF C 954 SW Boil Water Loss of PressureSep 10, 2024 Open Partial All
REGION 2 Douglas 05889 WELLS CREEK DIST IMPROV CO NC 100 SW Boil Water Treatment Failure, DisinfectionDec 19, 2023 Open System-wide All
JACKSON COUNTY Jackson 95342 A RIVER RUNS THROUGH C 30 GW Do Not Drink Water NitrateJun 04, 2025 Open System-wide All
JACKSON COUNTY Jackson 01167 JAMES COMMUNITY WATER SYSTEM OVS 10 GW Do Not Drink Water ArsenicDec 09, 2019 Open System-wide All
JACKSON COUNTY Jackson 01165 MCKEE BRIDGE MOBILE HOME PARK C 40 GW Do Not Drink Water ArsenicJun 12, 2025 Open System-wide All
REGION 2 Josephine 01424 GALICE SUBDIVISION WATER CO C 33 SW Boil Water Treatment Failure, FiltrationDec 15, 2021 Open System-wide All
JOSEPHINE COUNTY Josephine 93484 MERLIN MOBILE HOME PARK NC 25 GW Boil Water E. coli, Confirmed at GW Source Without TreatmentNov 27, 2024 Open System-wide All
REGION 2 Josephine 95054 WILDERVILLE COUNTRY STORE NC 50 GU Boil Water E. coli, Confirmed at GW Source Without TreatmentDec 18, 2024 Open System-wide All
LANE COUNTY Lane 95632 HEATHER OAK WOOD PRODUCTS OVS 20 GW Boil Water E. coli, Confirmed in DistributionApr 09, 2025 Open System-wide All
REGION 2 Lane 00239 LONDON WATER CO-OP C 63 SW Boil Water Treatment Failure, FiltrationNov 01, 2024 Open System-wide All
LANE COUNTY Lane 95509 OAKRIDGE CHAPEL NC 60 GW Boil Water E. coli, Confirmed in DistributionFeb 12, 2024 Open System-wide All
REGION 2 Lincoln 00603 PANTHER CREEK WD C 800 SW Boil Water Loss of PressureJun 30, 2025 Open System-wide All
DWS (OVS SYSTEMS) Lincoln 00927 TIDEWATER GRANGE DIST IMP CO OVS 12 SW Boil Water Treatment Failure, FiltrationApr 02, 2020 Open System-wide All
LINN COUNTY Linn 00224 WOODLAND MOBILE HOME PARK C 91 GW Boil Water Loss of PressureJun 17, 2025 Open System-wide All
REGION 1 Malheur 00588 GOLF MHP C 60 GW Do Not Drink Water NitrateSep 13, 2024 Open System-wide Vulnerable
REGION 1 Malheur 90836 MALHEUR CO PARKS BULLY CREEK OVS 20 GW Do Not Drink Water ArsenicMay 18, 2015 Open System-wide All
MARION COUNTY Marion 05782 TAYLORS GROVE WATER WORKS C 28 GW Boil Water E. coli, Confirmed in DistributionDec 23, 2020 Open System-wide All
TILLAMOOK COUNTY Tillamook 95478 REEHERS HOMESTEAD INC OVS 24 GW Boil Water OtherSep 16, 2022 Open System-wide All
REGION 1 Umatilla 95757 COLUMBIA BASIN ONION NTNC 97 GW Do Not Drink Water NitrateMay 30, 2025 Open System-wide Vulnerable
REGION 1 Umatilla 95314 COMFORT INN & SUITES-HERMISTON NC 100 GW Do Not Drink Water NitrateJun 20, 2025 Open System-wide Vulnerable
WASCO COUNTY Wasco 00865 ROWENA CREST MANOR C 47 GW Do Not Drink Water OtherJun 12, 2025 Open System-wide All
WASCO COUNTY Wasco 00911 TOOLEY WATER DISTRICT C 97 GW Do Not Drink Water NitrateJul 26, 2024 Open System-wide All
WASCO COUNTY Wasco 00911 TOOLEY WATER DISTRICT C 97 GW Do Not Drink Water OtherJun 13, 2025 Open System-wide All
YAMHILL COUNTY Yamhill 94065 MID VALLEY REHABILITATION AEP OVS 20 GW Other ManganeseJul 14, 2021 Open System-wide Vulnerable
 


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