OHA Drinking Water Services
OR41
PWS ID: 94717 ---- COLUMBIA RIVER PUD
Coliform Results

See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  Batch Numbers

Sample types:  AS=Assessment, CO=Confirmation, MU=Make-up, RP=Repeat, RT=Routine, SP=Special, TG=Triggered. See the glossary for more information.

Filter options:  Show special samples  ::  Show rejected samples  ::  Include results older than 2022

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date
Apr 09, 2025 1RT Total Absent 5099063-01 HB DIST-A Apr 14, 2025
Jan 13, 2025 1RT Total Absent 5013015-01 HB DIST-A Jan 28, 2025
Oct 09, 2024 1RT Total Absent 4283037-01 HB DIST-A Oct 21, 2024
Jul 11, 2024 1RT Total Absent 4193022-01 HB DIST-A Jul 26, 2024
Apr 08, 2024 1RT Total Absent 4099035-01 HB DIST-A Apr 12, 2024
Feb 21, 2024 1RT Total Absent 4052041-01 HB DIST-A Mar 01, 2024
Oct 05, 2023 1RT Total Absent 3278023-01 HB DIST-A Oct 10, 2023
Jul 10, 2023 1RT Total Absent 3191022-01 HALL DRINKING FOUNTA DIST-A Jul 25, 2023
Apr 19, 2023 1RT Total Absent 3109035-01 HB DIST-A Apr 27, 2023
Jan 23, 2023 1RT Total Absent 3023014-01 HB DIST-A Jan 27, 2023
Oct 24, 2022 1RT Total Absent 2297026-01 DRINKING FOUNTAIN DIST-A Nov 01, 2022
Jul 13, 2022 1RT Total Absent 2194062-01 HB DIST-A Jul 28, 2022
May 23, 2022 1RT Total Absent 2143032-01 HB DIST-A Jun 06, 2022
Jan 13, 2022 1RT Total Absent 2013034-01 HB DIST-A Jan 21, 2022



See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  Batch Numbers

Sample types:  AS=Assessment, CO=Confirmation, MU=Make-up, RP=Repeat, RT=Routine, SP=Special, TG=Triggered. See the glossary for more information.

Filter options:  Show special samples  ::  Show rejected samples  ::  Include results older than 2022


More information for this water system: SDWIS ID 1907
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection
Main menu:
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
Need help? Email Drinking Water Services for assistance.Staff/Partner Login