OHA Drinking Water Services
OR41
PWS ID: 93701 ---- STAFFORD ELEMENTARY
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
Mar 13, 2026 1RT Total Absent 170-4043-1 BREAKROM SINK DIST-A Mar 18, 2026
RT E. coli Absent 170-4043-1 BREAKROM SINK DIST-A
Nov 21, 2025 1RT Total Absent 170-2263-1 STAFF BREAKROOM DIST-A Nov 25, 2025
RT E. coli Absent 170-2263-1 STAFF BREAKROOM DIST-A
Sep 05, 2025 1AS Total Absent 170-791-2 WELL HEAD - 19875 SW STAFFORD RD, 97068 SRC-AA Sep 19, 2025
AS E. coli Absent 170-791-2 WELL HEAD - 19875 SW STAFFORD RD, 97068 SRC-AA
Sep 05, 2025 1RT Total Absent 170-791-1 KITCHEN FAUCET - 19875 SW STAFFORD RD, 97068 DIST-A Sep 19, 2025
RT E. coli Absent 170-791-1 KITCHEN FAUCET - 19875 SW STAFFORD RD, 97068 DIST-A
May 29, 2025 1RT Total Absent 25-33187 DIST-A Jun 03, 2025
Mar 14, 2025 1RT Total Absent 25-16043 DIST-A Mar 19, 2025
Dec 12, 2024 1AS Total POSITIVE 24-71106 WELL HEAD SRC-AA Dec 13, 2024
AS E. coli Absent 24-71106 WELL HEAD SRC-AA
Dec 06, 2024 1RT Total Absent 24-69677 DIST-A Dec 10, 2024
Aug 14, 2024 1RT Total Absent 24-46423 DIST-A Aug 19, 2024
Jun 13, 2024 1RT Total Absent 24-32776 DIST-A Jun 17, 2024
Feb 22, 2024 1RT Total Absent 24-09575 DIST-A 0.12Feb 29, 2024
Nov 17, 2023 1RT Total Absent 23-70858 DIST-A Nov 18, 2023
Oct 20, 2023 1AS Total Absent 23-64676 WELL HEAD SRC-AA Oct 26, 2023
Sep 08, 2023 1RT Total Absent 23-54503 DIST-A Sep 11, 2023
May 25, 2023 1RT Total Absent 23-30666 DIST-A 0.15Jun 02, 2023
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Mar 14, 2023 1RT Total Absent 23-14130 DIST-A Mar 15, 2023



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