OHA Drinking Water Services
OR41
PWS ID: 00613 ---- PENDLETON, CITY OF
System Information     Schedule Counts
Status:  ACTIVE
System Type:  Community
Population Served:  17,169
 Active:  36     Show Only Active
Inactive:  0
Expired:  12

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
CH-A COMMON HEADER FOR WTP-AATOTAL ORGANIC CARBON1  Quarterly01/01/2009OpenRaw Water TOC Only Required for Reduction in DBP Monitoring
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/2002OpenSample Between June 1st and Sept 30th
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP2  Quarterly04/01/2022OpenCollect a dual sample set at both the airport and cemetery boosters every calendar quarter.
EP-A EP FOR WELL #7 AND WTPAARSENIC1  9 Years01/01/2008Openschedule reflects monitoring reduction granted - BG
EP-A EP FOR WELL #7 AND WTPAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELL #7 AND WTPANITRATE1  Yearly01/01/2002Open
EP-A EP FOR WELL #7 AND WTPANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELL #7 AND WTPARAD - GROSS ALPHA1  9 Years01/01/2008Open
EP-A EP FOR WELL #7 AND WTPARAD - RADIUM 226/2281  9 Years01/01/2014Openschedule based on 7/15/09 results
EP-A EP FOR WELL #7 AND WTPARAD - URANIUM1  9 Years01/01/2008Open
EP-A EP FOR WELL #7 AND WTPASOC2  3 Years01/01/2002Open2 Consec. QT Samples
EP-A EP FOR WELL #7 AND WTPAVOLATILE ORGANICS1  Yearly01/01/2002Open
EP-B EP FOR WELL #1 (BYERS)ANITRATE1  Yearly01/01/2009OpenWellfield designation, sample EP-C, D
EP-C EP FOR WELL #2 (ROUNDUP)AARSENIC1  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted
EP-C EP FOR WELL #2 (ROUNDUP)AIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-C EP FOR WELL #2 (ROUNDUP)ANITRATE1  Yearly01/01/2002Open
EP-C EP FOR WELL #2 (ROUNDUP)ANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-C EP FOR WELL #2 (ROUNDUP)ARAD - GROSS ALPHA1  9 Years01/01/2014Openschedule based on 7/15/09 results
EP-C EP FOR WELL #2 (ROUNDUP)ARAD - RADIUM 226/2281  9 Years01/01/2008Open
EP-C EP FOR WELL #2 (ROUNDUP)ARAD - URANIUM1  6 Years01/01/2008Open
EP-C EP FOR WELL #2 (ROUNDUP)ASOC2  3 Years01/01/2002Open2 Consec. QT Samples
EP-C EP FOR WELL #2 (ROUNDUP)AVOLATILE ORGANICS1  3 Years01/01/2002OpenWellfield designation, sample EP-C, D
EP-D EP FOR WELL #3 (SW 21 ST)AARSENIC1  9 Years01/01/2017Open
EP-D EP FOR WELL #3 (SW 21 ST)AIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-D EP FOR WELL #3 (SW 21 ST)ANITRATE1  Yearly01/01/2022Open
EP-D EP FOR WELL #3 (SW 21 ST)ANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-D EP FOR WELL #3 (SW 21 ST)ARAD - GROSS ALPHA1  9 Years01/01/2017OpenSchedule Reflects Monitoring Reduction Granted
EP-D EP FOR WELL #3 (SW 21 ST)ARAD - RADIUM 226/2281  9 Years01/01/2008Open
EP-D EP FOR WELL #3 (SW 21 ST)ARAD - URANIUM1  6 Years01/01/2008Open
EP-D EP FOR WELL #3 (SW 21 ST)ASOC2  3 Years01/01/2002Open2 Consec. QT Samples
EP-D EP FOR WELL #3 (SW 21 ST)AVOLATILE ORGANICS1  3 Years01/01/2002OpenWellfield designation, sample EP-C, D
EP-E EP FOR WELL #4 (HOSPITAL)ANITRATE1  Yearly01/01/2002OpenWellfield designation, sample EP-C, D
EP-F EP FOR WELL #5 (STILLMAN)ANITRATE1  Yearly01/01/2014OpenWellfield designation, sample EP-C, D
EP-G EP FOR WELL #8 (PRISON)ANITRATE1  Yearly01/01/2002OpenWellfield designation, sample EP-C, D
EP-H EP FOR WELL #14ANITRATE1  Yearly01/01/2009OpenWellfield designation, sample EP-C, D. Nitrate to be collected at end of recovery period. BG
SRC-AM UMATILLA RIVERACYANOTOXINS1  2 Weeks07/15/2018Open
Expired Schedules
CH-ACOMMON HEADER FOR WTP-AATOTAL ORGANIC CARBON1  Monthly01/01/200212/31/2008Raw Water TOC Only Required for Reduction in DBP Monitoring
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM2  Quarterly01/01/200209/30/2013Schedule Reflects Monitoring Reduction Granted
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP4  Quarterly10/01/201303/31/2022Sample in Oct, Jan, Apr, and July
EP-AEP FOR WELL #7 AND WTPAARSENIC1  Yearly01/01/200212/31/2007Arsenic monitoring reduced to once every nine years for EP-A effective 01/01/08 - BG
EP-AEP FOR WELL #7 AND WTPARAD - RADIUM 226/2281  6 Years01/01/200812/31/2013
EP-CEP FOR WELL #2 (ROUNDUP)AARSENIC1  3 Years01/01/200212/31/2013
EP-CEP FOR WELL #2 (ROUNDUP)ARAD - GROSS ALPHA1  6 Years01/01/200812/31/2013
EP-DEP FOR WELL #3 (SW 21 ST)AARSENIC1  3 Years01/01/200212/31/2014
EP-DEP FOR WELL #3 (SW 21 ST)ANITRATE1  Quarterly10/01/202009/30/2021
EP-DEP FOR WELL #3 (SW 21 ST)ANITRATE1  Yearly01/01/200207/31/2020
EP-DEP FOR WELL #3 (SW 21 ST)ARAD - GROSS ALPHA1  6 Years01/01/200812/31/2016
EP-FEP FOR WELL #5 (STILLMAN)ANITRATE1  Yearly01/01/200207/26/2011Wellfield designation, sample EP-C, D


More information for this water system: SDWIS ID 4231
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