OHA Drinking Water Services
OR41
PWS ID: 01328 ---- PORT OF MORROW
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 2022

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date		Rejected
Reason
Nov 24, 2025 1RT Total Absent T5K2404-02 DIST-A Dec 01, 2025
Nov 19, 2025 1RT Total Absent T5K1904-02-2 DIST-A 1.20Dec 01, 2025
Nov 19, 2025 1RT Total Absent T5K1904-02-1 DIST-A 1.20Dec 01, 2025
Oct 21, 2025 1RT Total Absent T5J2121-01-2 DIST-A 0.65Oct 27, 2025
Oct 21, 2025 1RT Total Absent T5J2121-01-1 DIST-A 0.65Oct 27, 2025
Sep 17, 2025 1RT Total Absent T5I1705-01-2 DIST-A 0.72Sep 19, 2025
Sep 17, 2025 1RT Total Absent T5I1705-01-1 DIST-A 0.72Sep 19, 2025
Sep 11, 2025 1RT Total Absent T5I1102-01 DIST-A 1.76Sep 17, 2025
Aug 19, 2025 1RT Total Absent T5H1918-02-2 DIST-A 0.80Sep 23, 2025
Aug 19, 2025 1RT Total Absent T5H1918-02-1 DIST-A 0.80Sep 23, 2025
Jul 15, 2025 1RT Total Absent T5G1510-01-2 DIST-A 0.92Jul 18, 2025
Jul 15, 2025 1RT Total Absent T5G1510-01-1 DIST-A 0.92Jul 18, 2025
Jul 10, 2025 1RT Total Absent T5G1010-01-3 DIST-A 1.52Jul 18, 2025
Jul 10, 2025 1RT Total Absent T5G1010-01-2 DIST-A 1.52Jul 18, 2025
Jul 10, 2025 1RT Total Absent T5G1010-01-1 DIST-A 1.52Jul 18, 2025
Jul 09, 2025 1RT Total Absent T5G0906-01-2 DIST-A 2.70Jul 11, 2025
Jul 09, 2025 1RT Total Absent T5G0906-01-1 DIST-A 2.70Jul 11, 2025
Jun 18, 2025 1RT Total Absent T5F1806-01 DIST-A 2.10Jun 20, 2025
Jun 03, 2025 1RT Total Absent T5F0326-01-2 DIST-A 0.76Jun 06, 2025
Jun 03, 2025 1RT Total Absent T5F0326-01-1 DIST-A 0.76Jun 06, 2025
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
May 20, 2025 1RT Total Absent T5E2019-01-2 DIST-A 0.90May 23, 2025
May 20, 2025 1RT Total Absent T5E2019-01-1 DIST-A 0.90May 23, 2025
Apr 30, 2025 1SP Total Absent 2504469-01 RUPE KENNEDY-FIRE HYDRANT DIST-A 0.62May 02, 2025
Apr 29, 2025 1SP Total Absent 2504421-01 RUPE KENNEDY HYDRANT DIST-A 0.49May 02, 2025
Apr 22, 2025 1RT Total Absent 2504308-01-2 DIST-A 0.66Apr 28, 2025
Apr 22, 2025 1RT Total Absent 2504308-01-1 DIST-A 0.66Apr 28, 2025
Mar 26, 2025 1SP Total Absent 2503311-02 COLUMBIA BLVD SAMPLE PT A DIST-A 0.96Mar 31, 2025
Mar 26, 2025 1SP Total Absent 2503311-01 GAR SWANSON SAMPLE PT B DIST-A 0.80Mar 31, 2025
Mar 25, 2025 1SP Total Absent 2503274-02 GAR SWANSON SAMPLE PT B DIST-A 1.39Mar 31, 2025
Mar 25, 2025 1SP Total Absent 2503274-01 COLUMBIA BLVD SAMPLE PT A DIST-A 1.15Mar 31, 2025
Mar 19, 2025 1RT Total Absent 2503212-01-2 DIST-A 0.73Mar 20, 2025
Mar 19, 2025 1RT Total Absent 2503212-01-1 DIST-A 0.73Mar 20, 2025
Feb 18, 2025 1RT Total Absent 2502155-01-2 DIST-A 0.60Feb 20, 2025
Feb 18, 2025 1RT Total Absent 2502155-01-1 DIST-A 0.60Feb 20, 2025
Jan 15, 2025 1RT Total Absent 2501174-01-2 DIST-A 1.04Jan 16, 2025
Jan 15, 2025 1RT Total Absent 2501174-01-1 DIST-A 1.04Jan 16, 2025
Dec 17, 2024 1AS Total Absent 2412220-06 WELL #4 SRC-BA Dec 18, 2024
Dec 17, 2024 1AS Total Absent 2412220-05 EB WELL #1 SRC-FA Dec 18, 2024
Dec 17, 2024 1AS Total POSITIVE 2412220-04 WELL #3 SRC-FC Dec 18, 2024
AS E. coli Absent 2412220-04 WELL #3 SRC-FC
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Dec 17, 2024 1AS Total Absent 2412220-03 WELL #1 SRC-AA Dec 18, 2024
Dec 17, 2024 1AS Total Absent 2412220-02 WELL #2 SRC-DA Dec 18, 2024
Dec 17, 2024 1AS Total Absent 2412220-01 WELL #5 SRC-GA Dec 18, 2024
Dec 11, 2024 1RT Total Absent 2412161-01-2 DIST-A 0.92Dec 17, 2024
Dec 11, 2024 1RT Total Absent 2412161-01-1 DIST-A 0.92Dec 17, 2024
Nov 13, 2024 1RT Total Absent 2411167-01-2 DIST-A 0.82Nov 19, 2024
Nov 13, 2024 1RT Total Absent 2411167-01-1 DIST-A 0.82Nov 19, 2024
Oct 15, 2024 1RT Total Absent 2410264-01 DIST-A 0.91Oct 22, 2024
Oct 15, 2024 1RT Total Absent 2410263-01 DIST-A 0.87Oct 22, 2024
Sep 25, 2024 1SP Total Absent 2409444-01 LEWIS AND CLARK DC TC1 PDX 170 DIST-A 0.17Sep 30, 2024
Sep 24, 2024 1SP Total Absent 2409419-01 LEWIS AND CLARK DC TC1 PDX 170 DIST-A 0.23Sep 30, 2024
Sep 17, 2024 1RT Total Absent 2409281-01 DIST-A 0.81Sep 23, 2024
Sep 17, 2024 1RT Total Absent 2409280-01 DIST-A 0.86Sep 23, 2024
Sep 11, 2024 1SP Total Absent 2409216-01 GAR SWANSON NW RP DIST-A 0.46Sep 18, 2024
Sep 10, 2024 1SP Total Absent 2409180-01 GAR SWANSON DR PDX170 DIST-A 0.89Sep 18, 2024
Aug 27, 2024 1RT Total Absent 2408503-01 DIST-A 0.45Aug 30, 2024
Aug 13, 2024 1RT Total Absent 2408251-01 DIST-A 0.85Aug 19, 2024
Aug 07, 2024 1SP Total Absent 2408124-01 71987 LEWIS & CLARK DIST-A 0.60Aug 13, 2024
Aug 06, 2024 1SP Total Absent 2408093-01 71987 LEWIS & CLARK DR DIST-A 0.98Aug 12, 2024
Jul 16, 2024 1RT Total Absent 2407300-01-2 DIST-A 0.88Jul 23, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jul 16, 2024 1RT Total Absent 2407300-01-1 DIST-A 0.88Jul 23, 2024
Jun 12, 2024 1RT Total Absent 2406226-01-2 DIST-A 0.72Jun 18, 2024
Jun 12, 2024 1RT Total Absent 2406226-01-1 DIST-A 0.72Jun 18, 2024
Jun 04, 2024 1SP Total Absent 2406078-01 SAMPLE POINT BL-EB DIST-A 1.60Jun 07, 2024
May 07, 2024 1RT Total Absent 2405119-01-2 DIST-A 1.10May 15, 2024
May 07, 2024 1RT Total Absent 2405119-01-1 DIST-A 1.10May 15, 2024
May 02, 2024 1SP Total Absent 2405070-01 SAMPLE PT NL-EB DIST-A 1.20May 07, 2024
Apr 25, 2024 1SP Total Absent 2404467-01 71987 LEWIS AND CLARK DR NL-E8 DIST-A 1.08Apr 30, 2024
Apr 16, 2024 1RT Total Absent 2404293-01-2 DIST-A 1.05Apr 18, 2024
Apr 16, 2024 1RT Total Absent 2404293-01-1 DIST-A 1.05Apr 18, 2024
Mar 13, 2024 1RT Total Absent 2403169-01-2 DIST-A 0.94Mar 18, 2024
Mar 13, 2024 1RT Total Absent 2403169-01-1 DIST-A 0.94Mar 18, 2024
Feb 20, 2024 1RT Total Absent 2402222-01-2 DIST-A 0.77Feb 22, 2024
Feb 20, 2024 1RT Total Absent 2402222-01-1 DIST-A 0.77Feb 22, 2024
Jan 23, 2024 1RT Total Absent 2401273-01-2 DIST-A 1.04Jan 25, 2024
Jan 23, 2024 1RT Total Absent 2401273-01-1 DIST-A 1.04Jan 25, 2024
Dec 18, 2023 1RT Total Absent 2312225-01-2 DIST-A 1.00Dec 20, 2023
Dec 18, 2023 1RT Total Absent 2312225-01-1 DIST-A 1.00Dec 20, 2023
Dec 13, 2023 1AS Total Absent 2312183-06 WELL #5 SRC-GA Dec 18, 2023
Dec 13, 2023 1AS Total Absent 2312183-05 EB WELL #3 SRC-FC Dec 18, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Dec 13, 2023 1AS Total Absent 2312183-04 EB WELL #1 SRC-FA Dec 18, 2023
Dec 13, 2023 1AS Total Absent 2312183-03 WELL #2 SRC-DA Dec 18, 2023
Dec 13, 2023 1AS Total Absent 2312183-02 WELL #4 SRC-BA Dec 18, 2023
Dec 13, 2023 1AS Total Absent 2312183-01 WELL #1 SRC-AA Dec 18, 2023
Dec 04, 2023 1SP Total Absent 2312008-01 MARINE DR 12 FIRE HYDRANT DIST-A 0.64Dec 07, 2023
Nov 20, 2023 1RT Total Absent 2311316-01 DIST-A 1.23Nov 27, 2023
Nov 15, 2023 1RT Total Absent 2311250-01-2 DIST-A 1.00Nov 17, 2023
Nov 15, 2023 1RT Total Absent 2311250-01-1 DIST-A 1.00Nov 17, 2023
Oct 19, 2023 1SP Total Absent 2310352-01 MARINE DR FIRE HYD DIST-A 0.19Oct 24, 2023
Oct 18, 2023 1SP Total Absent 2310327-01 MARINE DR-FIRE HYDRANT DIST-A 0.66Oct 23, 2023
Oct 18, 2023 1RT Total Absent 2310326-01-2 DIST-A 1.02Oct 23, 2023
Oct 18, 2023 1RT Total Absent 2310326-01-1 DIST-A 1.02Oct 23, 2023
Oct 12, 2023 1SP Total Absent 2310238-01 LEWIS AND CLARK CM DIST-A 0.98Oct 17, 2023
Oct 11, 2023 1RT Total Absent 2310210-01 DIST-A 1.08Oct 16, 2023
Sep 13, 2023 1SP Total Absent 2309269-01 INTERNET PARK WAY 3 DIST-A 0.15Sep 20, 2023
Sep 13, 2023 1SP Total Absent 2309268-01 INTERNET PARK WAY 5 DIST-A 0.03Sep 20, 2023
Sep 13, 2023 1RT Total Absent 2309236-01-2 DIST-A 0.75Sep 19, 2023
Sep 13, 2023 1RT Total Absent 2309236-01-1 DIST-A 0.75Sep 19, 2023
Sep 12, 2023 1SP Total Absent 2309199-01 INTERNET PARK WAY 4 DIST-A 1.41Sep 19, 2023
Sep 12, 2023 1SP Total Absent 2309197-01 INTERNET PARK WAY 3 DIST-A 1.69Sep 19, 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 12, 2023 1SP Total Absent 2309195-01 INTERNET PARK WAY 5 DIST-A 1.82Sep 19, 2023
Sep 11, 2023 1SP Total Absent 2309158-01 INTERNET PARK WAY 2 DIST-A 1.90Sep 15, 2023
Sep 07, 2023 1SP Total Absent 2309120-02 INTERNET PARK WAY DIST-A 0.22Sep 12, 2023
Sep 07, 2023 1SP Total Absent 2309120-01 INTERNET PARK WAY 2 DIST-A 0.69Sep 12, 2023
Sep 06, 2023 1SP Total Absent 2309094-01 INTERNET PARK WAY DIST-A 0.49Sep 12, 2023
Aug 28, 2023 1SP Total Absent 2308551-01 INTERNET PARK WAY DIST-A 2.75Aug 30, 2023
Aug 24, 2023 1SP Total Absent 2308505-01 INTERNET PARK WAY DIST-A 2.90Aug 29, 2023
Aug 22, 2023 1SP Total Absent 2308444-01 INTERNET PARK WAY DIST-A 0.50Aug 28, 2023
Aug 15, 2023 1RT Total Absent 2308294-01-2 DIST-A 0.95Aug 22, 2023
Aug 15, 2023 1RT Total Absent 2308294-01-1 DIST-A 0.95Aug 22, 2023
Jul 18, 2023 1RT Total Absent 2307323-01-2 DIST-A 0.59Jul 21, 2023
Jul 18, 2023 1RT Total Absent 2307323-01-1 DIST-A 0.59Jul 21, 2023
Jun 20, 2023 1RT Total Absent 2306474-01-2 DIST-A 0.88Jun 22, 2023
Jun 20, 2023 1RT Total Absent 2306474-01-1 DIST-A 0.88Jun 22, 2023
Jun 08, 2023 1RT Total Absent 2306236-01 DIST-A 0.03Jun 12, 2023
Jun 07, 2023 1RT Total Absent 2306164-01 DIST-A 0.60Jun 12, 2023
May 16, 2023 1RT Total Absent 2305259-01 DIST-A 0.59May 19, 2023
May 16, 2023 1RT Total Absent 2305258-01 DIST-A 0.75May 19, 2023
Apr 12, 2023 1RT Total Absent 2304192-01-2 DIST-A 0.70Apr 13, 2023
Apr 12, 2023 1RT Total Absent 2304192-01-1 DIST-A 0.70Apr 13, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Apr 05, 2023 1SP Total Absent 2304062-01 MARINE DR FIRE HYDRANT DIST-A 1.05Apr 06, 2023
Mar 15, 2023 1RT Total Absent 2303236-01-2 DIST-A 0.81Mar 17, 2023
Mar 15, 2023 1RT Total Absent 2303236-01-1 DIST-A 0.81Mar 17, 2023
Feb 08, 2023 1RT Total Absent 2302161-01-2 DIST-A 0.64Feb 16, 2023
Feb 08, 2023 1RT Total Absent 2302161-01-1 DIST-A 0.64Feb 16, 2023
Jan 11, 2023 1RT Total Absent 2301190-01 DIST-A 1.05Jan 16, 2023
Jan 11, 2023 1RT Total Absent 2301186-01 DIST-A 0.84Jan 16, 2023
Dec 14, 2022 1RT Total Absent 2212197-01-2 DIST-A 1.09Dec 20, 2022
Dec 14, 2022 1RT Total Absent 2212197-01-1 DIST-A 1.09Dec 20, 2022
Nov 14, 2022 1RT Total Absent 221120001 DIST-A 1.16Nov 23, 2022
Nov 14, 2022 1RT Total Absent 221119901 DIST-A 1.20Nov 23, 2022
Oct 05, 2022 1RT Total Absent 221009801A-2 DIST-A 0.71Oct 14, 2022
Oct 05, 2022 1RT Total Absent 221009801A-1 DIST-A 0.71Oct 14, 2022
Sep 29, 2022 1SP Total Absent 220958901 71320 COLUMBIA FIRE HYDRANT DIST-A 0.27Oct 07, 2022
Sep 14, 2022 1RT Total Absent 220928301A-2 DIST-A 0.93Sep 20, 2022
Sep 14, 2022 1RT Total Absent 220928301A-1 DIST-A 0.93Sep 20, 2022
Aug 17, 2022 1RT Total Absent 220839001 DIST-A 0.57Aug 23, 2022
Aug 17, 2022 1RT Total Absent 220838801 DIST-A 0.80Aug 23, 2022
Jul 20, 2022 1RT Total Absent 220754301 DIST-A 0.71Jul 25, 2022
Jul 13, 2022 1RT Total Absent 220731001 DIST-A 0.68Jul 18, 2022
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jun 01, 2022 1RT Total Absent 220602702 DIST-A 0.93Jun 06, 2022
Jun 01, 2022 1RT Total Absent 220602701 DIST-A 0.91Jun 06, 2022
May 11, 2022 1RT Total Absent 220520901-2 DIST-A 0.88May 24, 2022
May 11, 2022 1RT Total Absent 220520901-1 DIST-A 0.88May 24, 2022
Apr 19, 2022 1RT Total Absent 220427401-2 DIST-A 1.10Apr 22, 2022
Apr 19, 2022 1RT Total Absent 220427401-1 DIST-A 1.10Apr 22, 2022
Mar 16, 2022 1RT Total Absent 220325301-2 DIST-A 0.83Mar 22, 2022
Mar 16, 2022 1RT Total Absent 220325301-1 DIST-A 0.83Mar 22, 2022
Feb 23, 2022 1AS Total Absent 220230901 WELL #5 SRC-GA Feb 28, 2022
Feb 23, 2022 1AS Total Absent 220230801 EB WELL #3 SRC-FC Feb 28, 2022
Feb 23, 2022 1AS Total Absent 220230701 EB WELL #1 SRC-FA Feb 28, 2022
Feb 23, 2022 1AS Total Absent 220230601 WELL #2 SRC-DA Feb 28, 2022
Feb 23, 2022 1AS Total Absent 220230501 WELL #4 SRC-BA Feb 28, 2022
Feb 23, 2022 1AS Total Absent 220230401 WELL #1 SRC-AA Feb 28, 2022
Feb 15, 2022 1RT Total Absent 220220301-2 DIST-A 0.73Feb 18, 2022
Feb 15, 2022 1RT Total Absent 220220301-1 DIST-A 0.73Feb 18, 2022
Jan 19, 2022 1RT Total Absent 220121001-2 DIST-A 0.80Jan 24, 2022
Jan 19, 2022 1RT Total Absent 220121001-1 DIST-A 0.80Jan 24, 2022



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 2022


More information for this water system: SDWIS ID 2369
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