OHA Drinking Water Services
OR41
PWS ID: 95412 ---- CORNERSTONE GARDENS
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 2023

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date
Jan 16, 2026 1RT Total Absent 177-2037-1 31670FERN RD, PHILOMATH; CORNERSTONE DIST-A Jan 27, 2026
RT E. coli Absent 177-2037-1 31670FERN RD, PHILOMATH; CORNERSTONE DIST-A
Oct 13, 2025 1RT Total Absent 177-1018-1 CORNERSTONE ASSOC. - 31670 FERN RD, KITCHEN DIST-A Nov 09, 2025
RT E. coli Absent 177-1018-1 CORNERSTONE ASSOC. - 31670 FERN RD, KITCHEN DIST-A
Jul 03, 2025 1RT Total Absent 25-41421 DIST-A Jul 09, 2025
May 12, 2025 1RT Total Absent 25-27801 DIST-A May 20, 2025
Apr 21, 2025 1AS Total Absent 25-11615 WELL SRC-AA May 12, 2025



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 2023