OHA Drinking Water Services
OR41
PWS ID: 00823 ---- SILVERTON, CITY OF
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  10,484		 Active:  14
Inactive:  0
Expired:  15  Show Expired

Routine Sampling Schedules For Chemicals
Facility
ID		 Name Status Test Group Samples
Required		    Sampling
Interval		 Start End    Notes
CH-A COMMON HEADER FOR WTP-AATOC & ALKALINITY1  Quarterly07/01/2008OpenRaw TOC and alkalinity
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/2020OpenSample Between June 1st and Sept 30th
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP2  Quarterly01/01/2020OpenSample in Jan, April, July and Oct
EP-A EP FOR ABIQUA AND SILVER CREEKSAARSENIC2  9 Years01/01/2008OpenTake 1 Sample when each source is in use
EP-A EP FOR ABIQUA AND SILVER CREEKSAIOC2  9 Years01/01/2011OpenTake 1 Sample when each source is in use.
EP-A EP FOR ABIQUA AND SILVER CREEKSANITRATE2  Yearly01/01/2014OpenTake 1 Sample when each source is in use.
EP-A EP FOR ABIQUA AND SILVER CREEKSANITRITE2  9 Years01/01/2011OpenTake 1 Sample when each source is in use.
EP-A EP FOR ABIQUA AND SILVER CREEKSAPFAS1  Quarterly01/01/2023OpenInitial monitoring - 4 quarters only
EP-A EP FOR ABIQUA AND SILVER CREEKSARAD - GROSS ALPHA2  9 Years01/01/2008OpenTake 1 Sample when each source is in use.
EP-A EP FOR ABIQUA AND SILVER CREEKSARAD - RADIUM 226/2282  9 Years01/01/2008OpenTake 1 Sample when each source is in use.
EP-A EP FOR ABIQUA AND SILVER CREEKSARAD - URANIUM2  9 Years01/01/2008OpenTake 1 Sample when each source is in use.
EP-A EP FOR ABIQUA AND SILVER CREEKSASOC2  3 Years01/01/2002OpenTake 1 Sample when each source is in use
EP-A EP FOR ABIQUA AND SILVER CREEKSAVOLATILE ORGANICS2  Yearly01/01/2024OpenTake 1 Sample when each source is in use
WTP-A TP FOR CREEKSATOTAL ORGANIC CARBON1  Quarterly07/01/2008OpenPost Filtration TOC