OHA Drinking Water Services
OR41
PWS ID: 05645 ---- GANN COOPERATIVE WATER SYSTEM ---- INACTIVE
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:  Hide 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
Jun 02, 2025 1RT Total Absent 20250602030 13665 MILL RD DIST-A Jun 12, 2025
May 07, 2025 1RP Total POSITIVE 20250507-012 20250430-007 BATH SINK DIST-A May 08, 2025
RP E. coli Absent 20250507-012 20250430-007 BATH SINK DIST-A
May 07, 2025 1TG Total POSITIVE 20250507-011 20250430-007 TANK SRC-AA May 08, 2025
TG E. coli Absent 20250507-011 20250430-007 TANK SRC-AA
Apr 30, 2025 1AS Total POSITIVE 20250430-006 WATER TEST SRC-AA May 01, 2025
AS E. coli Absent 20250430-006 WATER TEST SRC-AA
Apr 30, 2025 1RT Total POSITIVE 20250430-007 BATH SINK DIST-A May 01, 2025
RT E. coli Absent 20250430-007 BATH SINK DIST-A
Feb 10, 2025 1RP Total Absent 20250210-010 20250130-002 BATH SINK DIST-A Feb 13, 2025
Jan 30, 2025 1RT Total POSITIVE 20250130-002 13665 MILL RD BATH DIST-A Jan 31, 2025
RT E. coli Absent 20250130-002 13665 MILL RD BATH DIST-A
Jul 29, 2024 1RT Total Absent 20240729010 13665 MILL RD BATH DIST-A Aug 07, 2024
Jun 19, 2023 1RT Total POSITIVE 20230619-041 ENTRY POINT DIST-A Jun 20, 2023
RT E. coli Absent 20230619-041 ENTRY POINT DIST-A
Mar 27, 2023 1RT Total Absent 20230327024 STORAGE TANK DIST-A Apr 06, 2023
Jun 01, 2022 1TG Total Absent 20220601014 20220518012 SPRING SRC-AA Jun 06, 2022
May 18, 2022 1RT Total POSITIVE 20220518012 14255 MISTY DR DIST-A Jun 03, 2022
RT E. coli Absent 20220518012 14255 MISTY DR DIST-A
Apr 06, 2022 1RT Total POSITIVE 20220406007 13665 MILL RD DIST-A Apr 07, 2022
RT E. coli Absent 20220406007 13665 MILL RD DIST-A



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:  Hide special samples  ::  Show rejected samples  ::  Include results older than 2022


More information for this water system: SDWIS ID 477
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