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:  13     Show Only Active
Inactive:  0
Expired:  15

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 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
Expired Schedules
CH-ACOMMON HEADER FOR WTP-AATOC & ALKALINITY1  Monthly01/01/200406/30/2008Raw and filtered TOC and alkalinity
DIST-ADISTRIBUTION SYSTEMAASBESTOS, DIST1  9 Years01/01/200212/31/2016Schedule Reflects Monitoring Reduction Granted
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  Quarterly01/01/200406/30/2008Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  Yearly07/01/200809/30/2013Sample between June 1 and Sept. 30.
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER20  3 Years01/01/200212/31/2019Sample Between June 1st and Sept 30th
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP2  Quarterly10/01/201312/31/2014Sample in Oct, Jan, April, and July
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP1  Yearly01/01/201512/31/2019Sample in October
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP1  Yearly01/01/201612/31/2019Sample in April
EP-AEP FOR ABIQUA AND SILVER CREEKSAARSENIC1  Yearly01/01/200212/31/2007
EP-AEP FOR ABIQUA AND SILVER CREEKSANITRATE1  Yearly01/01/200212/31/2013
EP-AEP FOR ABIQUA AND SILVER CREEKSAVOLATILE ORGANICS1  Yearly01/01/200212/31/2013
EP-AEP FOR ABIQUA AND SILVER CREEKSAVOLATILE ORGANICS2  Yearly01/01/201412/31/2022Take 1 Sample when each source is in use.
EP-AEP FOR ABIQUA AND SILVER CREEKSAVOLATILE ORGANICS1  Yearly01/01/202312/31/2023
SRC-ABSILVER CREEKACYANOTOXINS1  2 Weeks07/15/201801/24/2019
WTP-ATP FOR CREEKSATOTAL ORGANIC CARBON1  Monthly01/01/200406/30/2008Post Filtration TOC

More information for this water system: SDWIS ID 3910
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