OHA Drinking Water Services
OR41
PWS ID: 06118 ---- COLUMBIA HILLS HOA
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  72		 Active:  11     Show Only Active
Inactive:  18  Show Inactive
Expired:  36  Show Expired
                     Show All

Routine Sampling Schedules For Chemicals
Facility
ID		 Name Status Test Group Samples
Required		    Sampling
Interval		 Start End    Notes
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER5  6 Months07/01/2023Open
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP1  Yearly01/01/2014OpenSample in September
EP-A EP FOR WELLSAARSENIC1  3 Years01/01/2023Open
EP-A EP FOR WELLSAIOC1  3 Years01/01/2023Open
EP-A EP FOR WELLSANITRATE1  Yearly01/01/2003Open
EP-A EP FOR WELLSANITRITE1  3 Years01/01/2023Open
EP-A EP FOR WELLSARAD - GROSS ALPHA1  Quarterly07/01/2023Open
EP-A EP FOR WELLSARAD - RADIUM 226/2281  Quarterly07/01/2023Open
EP-A EP FOR WELLSARAD - URANIUM1  Quarterly07/01/2023Open
EP-A EP FOR WELLSASOC1  3 Years01/01/2008Open
EP-A EP FOR WELLSAVOLATILE ORGANICS1  3 Years01/01/2008Open
Inactive Facility Schedules
EP-BEP FOR WELL #2 (COLU3174)IARSENIC1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)IIOC1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)INITRATE1  Yearly01/01/200305/01/2009
EP-BEP FOR WELL #2 (COLU3174)INITRITE1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)IRAD - GROSS ALPHA1  Quarterly04/01/200905/01/2009
EP-BEP FOR WELL #2 (COLU3174)IRAD - RADIUM 226/2281  Quarterly04/01/200905/01/2009
EP-BEP FOR WELL #2 (COLU3174)IRAD - URANIUM1  Quarterly04/01/200905/01/2009
EP-BEP FOR WELL #2 (COLU3174)ISOC1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)IVOLATILE ORGANICS1  3 Years01/01/200805/01/2009
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IARSENIC1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IIOC1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211INITRATE1  Yearly01/01/200304/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211INITRITE1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IRAD - GROSS ALPHA1  Quarterly04/01/200912/31/2011
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IRAD - RADIUM 226/2281  Quarterly04/01/200912/31/2011
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IRAD - URANIUM1  Quarterly04/01/200912/31/2011
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211ISOC1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IVOLATILE ORGANICS1  3 Years01/01/200804/30/2012
Expired Schedules
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  Yearly01/01/201312/31/2013Sample between June 1 and Sept 30th
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER5  3 Years01/01/201812/31/2022Sample between June 1st and September 30th
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER5  6 Months01/01/200906/30/2009
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER5  6 Months07/01/200912/31/2014
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER5  Yearly01/01/201512/31/2017Sample between June 1st and September 30th
DIST-ADISTRIBUTION SYSTEMASTAGE 2 IDSE2  Yearly01/01/201312/31/2013Sample During Peak Historical Month for High DBPs.
EP-AEP FOR WELLSAARSENIC1  3 Years01/01/200812/31/2013
EP-AEP FOR WELLSAARSENIC1  9 Years01/01/201412/31/2022Schedule reflects monitoring reduction granted.
EP-AEP FOR WELLSAIOC1  3 Years01/01/200812/31/2013
EP-AEP FOR WELLSAIOC1  9 Years01/01/201412/31/2022Schedule reflects monitoring reduction granted.
EP-AEP FOR WELLSANITRITE1  3 Years01/01/200812/31/2013
EP-AEP FOR WELLSANITRITE1  9 Years01/01/201412/31/2022Schedule reflects monitoring reduction granted
EP-AEP FOR WELLSARAD - GROSS ALPHA1  9 Years01/01/201412/31/2022
EP-AEP FOR WELLSARAD - GROSS ALPHA1  Quarterly04/01/200909/30/2012
EP-AEP FOR WELLSARAD - RADIUM 226/2281  9 Years01/01/201412/31/2022
EP-AEP FOR WELLSARAD - RADIUM 226/2281  Quarterly04/01/200909/30/2012
EP-AEP FOR WELLSARAD - URANIUM1  9 Years01/01/201412/31/2022
EP-AEP FOR WELLSARAD - URANIUM1  Quarterly04/01/200909/30/2012
EP-BEP FOR WELL #2 (COLU3174)IARSENIC1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)IIOC1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)INITRATE1  Yearly01/01/200305/01/2009
EP-BEP FOR WELL #2 (COLU3174)INITRITE1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)IRAD - GROSS ALPHA1  Quarterly04/01/200905/01/2009
EP-BEP FOR WELL #2 (COLU3174)IRAD - RADIUM 226/2281  Quarterly04/01/200905/01/2009
EP-BEP FOR WELL #2 (COLU3174)IRAD - URANIUM1  Quarterly04/01/200905/01/2009
EP-BEP FOR WELL #2 (COLU3174)ISOC1  3 Years01/01/200805/01/2009
EP-BEP FOR WELL #2 (COLU3174)IVOLATILE ORGANICS1  3 Years01/01/200805/01/2009
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IARSENIC1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IIOC1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211INITRATE1  Yearly01/01/200304/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211INITRITE1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IRAD - GROSS ALPHA1  Quarterly04/01/200912/31/2011
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IRAD - RADIUM 226/2281  Quarterly04/01/200912/31/2011
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IRAD - URANIUM1  Quarterly04/01/200912/31/2011
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211ISOC1  3 Years01/01/200804/30/2012
EP-CEP FOR WELL #8 (7) - NOW W/ PWS ID#06211IVOLATILE ORGANICS1  3 Years01/01/200804/30/2012

More information for this water system: SDWIS ID 4836
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