OHA Drinking Water Services
OR41
PWS ID: 91055 ---- OPRD CASCADIA STATE PARK
Coliform Results

See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  MRDL Summary  ::  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:  Hide special samples  ::  Hide rejected samples  ::  Include results older than 2023

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date		Rejected
Reason
Sep 23, 2025 1RT Total Absent 2509890_001A NO17 AREA SPIGOT DIST-A 0.57Sep 26, 2025
Aug 11, 2025 1RT Total Absent 2508342_001A SHELTER A SINK DIST-A 0.43Aug 12, 2025
Jul 14, 2025 1RT Total Absent 2507457_001A SITE 20 WATER SPIGOT DIST-A 0.30Jul 15, 2025
Jun 09, 2025 1RT Total Absent 2506303_001A 17 SITE SPIGOT DIST-A 0.25Jun 12, 2025
May 12, 2025 1RT Total Absent 2505416_001A SHELTER A SPIGOT DIST-A 0.38May 13, 2025
Oct 14, 2024 1RT Total Absent 2410506_001A SITE 20 SPIGOT DIST-A 0.50Oct 15, 2024
Sep 09, 2024 1RT Total Absent 2409276_001A SPACE 17 SPIGOT DIST-A 0.46Sep 10, 2024
Aug 12, 2024 1RT Total Absent 2408426_001A SHELTER A SINK DIST-A 0.57Aug 14, 2024
Jul 08, 2024 1RT Total Absent 2407288_001A SPACE 20 SPIGOT DIST-A 0.83Jul 09, 2024
Jun 10, 2024 1RT Total Absent 2406367_001A NO17 WATER SPIGOT DIST-A 0.58Jun 11, 2024
May 13, 2024 1RT Total Absent 2405579_001A SHELTER A SINK SPIGOT DIST-A 1.04May 14, 2024
Apr 08, 2024 1RT Total Absent 2404341_001A SITE 20 SPIGOT DIST-A 0.59Apr 10, 2024
Sep 11, 2023 1RT Total Absent 2309338_001A NO17 SPIGOT DIST-A 0.18Sep 12, 2023
Aug 21, 2023 1RT Total Absent 2308853_001A SHELTER A ROUTINE SITE SINK 2 DIST-A 0.57Aug 22, 2023
Jul 24, 2023 1RT Total Absent 2307811_001A SPACE NO20 SPIGOT DIST-A 1.61Jul 27, 2023
Jun 13, 2023 1RT Total Absent 2306515_001A SPACE 17 HYDRANT DIST-A 1.07Jun 14, 2023
May 08, 2023 1RT Total Absent 2305317_001A SHELTER A SPIGOT DIST-A 1.34May 09, 2023



See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  MRDL Summary  ::  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:  Hide special samples  ::  Hide rejected samples  ::  Include results older than 2023


More information for this water system: SDWIS ID 846
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
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
PFAS data are now located on the Chemical Results page.
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