OHA Drinking Water Services
OR41
PWS ID: 00187 ---- CLACKAMAS RIVER WATER
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  29,918		 Active:  13     Show Only Active
Inactive:  0
Expired:  10

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  Monthly01/01/2002OpenRaw Water TOC Only Required for Reduction in DBP Monitoring
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/2023OpenCollect samples between June1st and Sept 30th
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP4  Quarterly01/01/2021OpenSample in Jan, Apr, July, and Oct at 2DBP-02,-03,-04 and -05
EP-A EP FOR WTPAARSENIC1  9 Years01/01/2005OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WTPAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WTPANITRATE1  Yearly01/01/2002Open
EP-A EP FOR WTPANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WTPARAD - GROSS ALPHA1  9 Years01/01/2020Open
EP-A EP FOR WTPARAD - RADIUM 226/2281  9 Years01/01/2008Open
EP-A EP FOR WTPARAD - URANIUM1  9 Years01/01/2008Open
EP-A EP FOR WTPASOC2  3 Years01/01/2002OpenOne sample in two different calendar quarters within the same year, once every three years.
EP-A EP FOR WTPAVOLATILE ORGANICS1  Yearly01/01/2002Open
SRC-AA CLACKAMAS RIVERACYANOTOXINS1  2 Weeks07/15/2018Open
Expired Schedules
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  Quarterly01/01/200209/30/2013Schedule Reflects Monitoring Reduction Granted
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/200212/31/2011
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/201612/31/2019Sample between June 1st and September 30th
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER60  6 Months01/01/201212/31/2012Exceeded lead action level summer 2011.
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER60  6 Months07/01/202009/30/2022
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER30  Yearly01/01/201312/31/2015Sample between June 1 and September 30
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP4  Quarterly10/01/201310/31/2020Sample in Jan, Apr, July, and Oct.
EP-AEP FOR WTPAARSENIC1  Yearly01/01/200212/31/2004
EP-AEP FOR WTPARAD - GROSS ALPHA1  6 Years01/01/201712/31/2019
EP-AEP FOR WTPARAD - GROSS ALPHA1  9 Years01/01/200812/31/2016

More information for this water system: SDWIS ID 4544
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