OHA Drinking Water Services
OR41
PWS ID: 00954 ---- WILSONVILLE, CITY OF
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  25,915		 Active:  15
Inactive:  14  Show Inactive
Expired:  24  Show Expired
                     Show All

Routine Sampling Schedules For Chemicals
Facility
ID		 Name Status Test Group Samples
Required		    Sampling
Interval		 Start End    Notes
CH-H COMMON HEADER FOR WTP-HATOC & ALKALINITY1  Quarterly04/01/2008OpenSchedule Reflects Monitoring Reduction Granted
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/2002OpenSample Between June 1st and Sept 30th
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP4  Quarterly10/01/2013OpenSample in Feb, May, Aug & Nov
EP-H EP FOR WILLAMETTE RIVERAARSENIC1  9 Years01/01/2008OpenSchedule Reflects Monitoring Reduction Granted
EP-H EP FOR WILLAMETTE RIVERABROMATE 1  Quarterly07/01/2011OpenSample at the Entry Point
EP-H EP FOR WILLAMETTE RIVERAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-H EP FOR WILLAMETTE RIVERANITRATE1  Yearly01/01/2002Open
EP-H EP FOR WILLAMETTE RIVERANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-H EP FOR WILLAMETTE RIVERARAD - GROSS ALPHA1  9 Years01/01/2014Open
EP-H EP FOR WILLAMETTE RIVERARAD - RADIUM 226/2281  9 Years01/01/2014Open
EP-H EP FOR WILLAMETTE RIVERARAD - URANIUM1  9 Years01/01/2014Open
EP-H EP FOR WILLAMETTE RIVERASOC1  3 Years01/01/2017Open2 Consec. QT Samples
EP-H EP FOR WILLAMETTE RIVERAVOLATILE ORGANICS1  Yearly01/01/2002Open
SRC-HA WILLAMETTE RIVERACYANOTOXINS1  2 Weeks01/27/2019Open
WTP-H TP FOR WILLAMETTE RIVERATOTAL ORGANIC CARBON1  Quarterly01/01/2008Open

More information for this water system: SDWIS ID 4377
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