OHA Drinking Water Services
OR41
PWS ID: 00507 ---- MAPLETON WATER DISTRICT
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  ::  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
Dec 17, 2025 1RT Total Absent 2512680_001A ORCHARD CHESTNUT SAMPLE PORT DIST-A 1.08Dec 19, 2025
Nov 19, 2025 1RT Total Absent 2511677_001A 11648 1ST ST KITCHEN SINK DIST-A 1.67Nov 21, 2025
Oct 20, 2025 1RT Total Absent 2510691_001A CHESTNUT BOOST SAMPLE PORT DIST-A 1.34Oct 21, 2025
Oct 15, 2025 1SP Total Absent 2510564-002 RIVERVIEW CULVERT HY DIST-A 1.64Oct 16, 2025
Oct 15, 2025 1SP Total Absent 2510564-001 10786 HWY 126 DIST-A 1.68Oct 16, 2025
Sep 19, 2025 1SP Total Absent 2509809-001 KIT SNK DIST-A 0.39Sep 22, 2025
Sep 03, 2025 1RT Total Absent 2509143_001A 11648 1ST ST KITCHEN SINK DIST-A 1.53Sep 04, 2025
Aug 20, 2025 1RT Total Absent 2508640_001A BOOST PUMP SAMPLE PORT DIST-A 1.17Aug 22, 2025
Jul 23, 2025 1RT Total Absent 2507759_001A 11648 1ST KITCHEN SINK DIST-A 0.57Jul 24, 2025
Jun 20, 2025 1RT Total Absent 2506715_001A ORCHARD BOOST PUMP SAMPLE PORT DIST-A 1.00Jun 23, 2025
May 02, 2025 1RT Total Absent 2505059_001A 11648 1ST ST KITCHEN SINK DIST-A 0.79May 05, 2025
Apr 23, 2025 1RT Total Absent 2504788_001A BOOST PUMP SAMPLE PORT DIST-A 1.14Apr 24, 2025
Mar 20, 2025 1RT Total Absent 2503685_001A 11648 1ST ST KITCHEN SINK DIST-A 0.92Mar 21, 2025
Feb 24, 2025 1RT Total Absent 2502743_001A 11773 ORCHARD BOOST PUMP PORT DIST-A 1.20Feb 27, 2025
Jan 22, 2025 1RT Total Absent 2501655_001A 11648 1ST ST KITCHEN SINK DIST-A 1.49Jan 23, 2025
Dec 27, 2024 1SP Total Absent 2412906-002 11773 ORCHARD BOOST PUMP PORT DIST-A 1.28Dec 30, 2024
Dec 27, 2024 1SP Total Absent 2412906-001 11773 ALDER FRONT WALK HB DIST-A 0.60Dec 30, 2024
Dec 10, 2024 1RT Total Absent 2412305_001A 11773 ORCHARD PUMP SAMPLE PORT DIST-A 1.31Dec 11, 2024
Nov 04, 2024 1RT Total Absent 2411066_001A 11648 1ST KITCHEN SINK DIST-A 0.40Nov 05, 2024
Oct 10, 2024 1RT Total Absent 2410409_001A 11773 BOOST PUMP SMPL PORT DIST-A 0.65Oct 11, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Sep 25, 2024 1RT Total Absent 2409920_002A 11648 1ST ST KITCHEN SINK DIST-A 0.34Sep 26, 2024
Sep 25, 2024 1RT Total Absent 2409920_001A 11419 HWY 36 LAB SINK DIST-A 0.94Sep 26, 2024
Aug 19, 2024 1RT Total Absent 2408686_002A 11773 BOOST PUMP SAMPLE PORT DIST-A 0.20Aug 21, 2024
Aug 19, 2024 1RT Total Absent 2408686_001A WTP LAB SINK DIST-A 0.76Aug 21, 2024
Jul 23, 2024 1RT Total Absent 2407857_002A 11648 1ST 97453 SINK DIST-A 0.19Jul 24, 2024
Jul 23, 2024 1RT Total Absent 2407857_001A 11419 HWY 36 97453 SINK DIST-A 1.10Jul 24, 2024
Jul 09, 2024 1SP Total Absent 2407363-003 11764 MAPLE AVE DIST-A 0.01Jul 10, 2024
Jul 09, 2024 1SP Total Absent 2407363-002 11728 MAPLE AVE DIST-A 0.05Jul 10, 2024
Jul 09, 2024 1SP Total Absent 2407363-001 11773 MAPLE AVE DIST-A 0.03Jul 10, 2024
Jun 28, 2024 1RT Total Absent 2406A74_002A 88148 RIVERVIEW SINK DIST-A 0.03Jul 01, 2024
Jun 28, 2024 1RT Total Absent 2406A74_001A WATER TREATMENT SKID DIST-A 1.01Jul 01, 2024
May 24, 2024 1RT Total Absent 2405A24_002A 11648 1ST ST SINK DIST-A 0.85May 28, 2024
May 24, 2024 1RT Total Absent 2405A24_001A 11419 HWY 36 SINK DIST-A 1.10May 28, 2024
Apr 24, 2024 1RT Total Absent 2404935_002A 88158 RIVERVIEW SINK MENS RM DIST-A 2.05Apr 25, 2024
Apr 24, 2024 1RT Total Absent 2404935_001A 11419 HWY 36 SINK DIST-A 1.79Apr 25, 2024
Mar 21, 2024 1RT Total Absent 2403776_001A 11419 HWY 36 SINK DIST-A 1.86Mar 22, 2024
Feb 28, 2024 1RT Total Absent 2402939_002A 88158 RIVERVIEW KIT SINK DIST-A 0.56Mar 01, 2024
Feb 28, 2024 1RT Total Absent 2402939_001A 11419 HWY 36 SINK DIST-A 1.84Mar 01, 2024
Jan 11, 2024 1RT Total Absent 2401416_002A 88074 RIVERVIEW AVE SINK DIST-A 1.08Jan 12, 2024
Jan 11, 2024 1RT Total Absent 2401416_001A 11419 HWY 36 SINK DIST-A 1.12Jan 12, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 29, 2023 1RT Total Absent 2312973_002A 88074 RIVERVIEW AVE - SINK DIST-A 0.48Jan 02, 2024
Dec 29, 2023 1RT Total Absent 2312973_001A 11419 HWY 36 - SINK DIST-A 0.66Jan 02, 2024
Nov 30, 2023 1RT Total Absent 2311887_002A 11786 ORCHARD AVE HOSE DIST-A 0.61Dec 01, 2023
Nov 30, 2023 1RT Total Absent 2311887_001A 10786 HWY 126 SINK DIST-A 0.54Dec 01, 2023
Oct 31, 2023 1RT Total Absent 2310A08_001A KITCHEN SINK DIST-A 0.71Nov 01, 2023
Sep 19, 2023 1RT Total Absent 2309628_001A GARDEN SPIGOT DIST-A 0.53Sep 20, 2023
Aug 30, 2023 1RT Total Absent 2308B49_001A SINK DIST-A 0.52Aug 31, 2023
Jul 12, 2023 1RT Total Absent 2307392_001A SINK DIST-A 0.48Jul 13, 2023
Jun 29, 2023 1RT Total Absent 2306A79_001A SINK DIST-A 0.62Jun 30, 2023
Apr 07, 2023 1RT Total Absent 2304294_001A SKID DIST-A 0.68Apr 10, 2023
Mar 07, 2023 1RT Total Absent 2303241_001A BACK SINK DIST-A 1.36Mar 08, 2023
Feb 28, 2023 1RT Total Absent 2302924_001A PLANT SAMPLE PORT DIST-A 1.36Mar 02, 2023
Jan 26, 2023 1RT Total Absent 2301854_001A SKID DIST-A 1.09Jan 27, 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  ::  Show rejected samples  ::  Include results older than 2023


More information for this water system: SDWIS ID 3969
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