OHA Drinking Water Services
OR41
PWS ID: 01334 ---- RIMROCK WEST IMPRVMNT DIST
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  150
 Active:  21     Show Only Active
Inactive:  0
Expired:  26

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
DIST-A Distribution SystemALEAD & COPPER5  3 Years01/01/2023Open
EP-A EP FOR WELL #4AARSENIC1  3 Years01/01/2020Open
EP-A EP FOR WELL #4AIOC1  3 Years01/01/2020Open
EP-A EP FOR WELL #4ANITRATE1  Yearly01/01/2020Open
EP-A EP FOR WELL #4ANITRITE1  3 Years01/01/2020Open
EP-A EP FOR WELL #4APFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-A EP FOR WELL #4ARAD - GROSS ALPHA1  9 Years01/01/2023Open
EP-A EP FOR WELL #4ARAD - RADIUM 226/2281  9 Years01/01/2023Open
EP-A EP FOR WELL #4ARAD - URANIUM1  6 Years01/01/2023Open
EP-A EP FOR WELL #4ASOC1  3 Years01/01/2020Open
EP-A EP FOR WELL #4AVOLATILE ORGANICS1  3 Years01/01/2020Open
EP-B EP FOR WELL #3AARSENIC1  3 Years01/01/2011Open
EP-B EP FOR WELL #3AIOC1  9 Years01/01/2011Open
EP-B EP FOR WELL #3ANITRATE1  Yearly01/01/2009Open
EP-B EP FOR WELL #3ANITRITE1  9 Years01/01/2011Open
EP-B EP FOR WELL #3APFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-B EP FOR WELL #3ARAD - GROSS ALPHA1  6 Years01/01/2014Open
EP-B EP FOR WELL #3ARAD - RADIUM 226/2281  9 Years01/01/2020Open
EP-B EP FOR WELL #3ARAD - URANIUM1  6 Years01/01/2014Open
EP-B EP FOR WELL #3ASOC1  3 Years01/01/2011Open
EP-B EP FOR WELL #3AVOLATILE ORGANICS1  3 Years01/01/2011Open
Expired Schedules
DIST-ADistribution SystemALEAD & COPPER5  3 Years01/01/201012/31/2019Sample Between June 1st and Sept 30th
DIST-ADistribution SystemALEAD & COPPER10  6 Months01/01/202006/30/2021
DIST-ADistribution SystemALEAD & COPPER5  Yearly01/01/200212/31/2009Sample Between June 1st and Sept 30th
EP-AEP FOR WELL #4AARSENIC1  3 Years01/01/200212/31/2010
EP-AEP FOR WELL #4AIOC1  9 Years01/01/200212/31/2010Schedule Reflects Monitoring Reduction Granted
EP-AEP FOR WELL #4ANITRATE1  Quarterly01/01/200203/31/2003
EP-AEP FOR WELL #4ANITRATE1  Yearly01/01/200412/31/2019R&C Below MCL for NO3 - Sample in the 1st Quarter
EP-AEP FOR WELL #4ANITRITE1  9 Years01/01/200212/31/2010Schedule Reflects Monitoring Reduction Granted
EP-AEP FOR WELL #4ARAD - GROSS ALPHA1  9 Years01/01/200812/31/2010
EP-AEP FOR WELL #4ARAD - GROSS ALPHA1  Quarterly07/01/202012/31/2020
EP-AEP FOR WELL #4ARAD - RADIUM 226/2281  Quarterly01/01/200812/31/2010
EP-AEP FOR WELL #4ARAD - RADIUM 226/2281  Quarterly07/01/202012/31/2020
EP-AEP FOR WELL #4ARAD - URANIUM1  Quarterly01/01/200812/31/2019
EP-AEP FOR WELL #4ARAD - URANIUM1  Quarterly07/01/202006/30/2021
EP-AEP FOR WELL #4ASOC1  3 Years01/01/200212/31/2010
EP-AEP FOR WELL #4AVOLATILE ORGANICS1  3 Years01/01/200212/31/2010
EP-BEP FOR WELL #3AARSENIC1  3 Years01/01/200201/04/2002
EP-BEP FOR WELL #3AIOC1  3 Years01/01/200201/04/2002
EP-BEP FOR WELL #3ANITRATE1  Yearly01/01/200201/04/2002
EP-BEP FOR WELL #3ANITRITE1  3 Years01/01/200201/04/2002
EP-BEP FOR WELL #3ARAD - GROSS ALPHA1  Quarterly01/01/201003/31/2012
EP-BEP FOR WELL #3ARAD - RADIUM 226/2281  6 Years01/01/201412/31/2019
EP-BEP FOR WELL #3ARAD - RADIUM 226/2281  Quarterly01/01/201003/31/2012
EP-BEP FOR WELL #3ARAD - URANIUM1  Quarterly01/01/201003/31/2012
EP-BEP FOR WELL #3ASOC1  3 Years01/01/200201/04/2002
EP-BEP FOR WELL #3AVOLATILE ORGANICS1  3 Years01/01/200201/04/2002