OHA Drinking Water Services
OR41
PWS ID: 00236 ---- COTTAGE GROVE, CITY OF
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  10,879
 Active:  15     Show Only Active
Inactive:  9
Expired:  25  Show Expired
                     Show All

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
CH-B COMMON HEADER FOR WTP-BATOTAL ORGANIC CARBON1  Quarterly10/01/2010Open
DIST-A DISTRIBUTION SYSTEMAASBESTOS, DIST1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/2019Opensample between June 1 and Sept. 30
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP2  Quarterly01/01/2019OpenSample in Feb, May, Aug and Nov
EP-B EP FOR WTP ROW RIVERAARSENIC1  9 Years01/01/2011Open
EP-B EP FOR WTP ROW RIVERAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-B EP FOR WTP ROW RIVERANITRATE1  Yearly01/01/2002Open
EP-B EP FOR WTP ROW RIVERANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-B EP FOR WTP ROW RIVERAPFAS1  Quarterly01/01/2023OpenInitial monitoring - 4 quarters only
EP-B EP FOR WTP ROW RIVERARAD - GROSS ALPHA1  9 Years01/01/2020Open
EP-B EP FOR WTP ROW RIVERARAD - RADIUM 226/2281  9 Years01/01/2008Open
EP-B EP FOR WTP ROW RIVERARAD - URANIUM1  9 Years01/01/2014Open
EP-B EP FOR WTP ROW RIVERASOC2  3 Years01/01/2002Open2 Consec. QT Samples
EP-B EP FOR WTP ROW RIVERAVOLATILE ORGANICS1  Yearly01/01/2002Open
SRC-BA ROW RIVERACYANOTOXINS1  2 Weeks07/15/2018Open
Inactive Facility Schedules
CH-BCOMMON HEADER FOR WTP-BATOTAL ORGANIC CARBON1  Quarterly10/01/2010Open
EP-AEP FOR WTP LAYNG CREEKIARSENIC1  Yearly01/01/200212/31/2009
EP-AEP FOR WTP LAYNG CREEKIIOC1  9 Years01/01/200210/28/2010Schedule Reflects Monitoring Reduction Granted
EP-AEP FOR WTP LAYNG CREEKINITRATE1  Yearly01/01/200210/28/2010
EP-AEP FOR WTP LAYNG CREEKINITRITE1  9 Years01/01/200210/28/2010Schedule Reflects Monitoring Reduction Granted
EP-AEP FOR WTP LAYNG CREEKIRAD - GROSS ALPHA1  9 Years01/01/200810/28/2010
EP-AEP FOR WTP LAYNG CREEKIRAD - RADIUM 226/2281  9 Years01/01/200810/28/2010
EP-AEP FOR WTP LAYNG CREEKIRAD - URANIUM1  6 Years01/01/200810/28/2010
EP-AEP FOR WTP LAYNG CREEKISOC2  3 Years01/01/200210/28/20102 Consec. QT Samples
EP-AEP FOR WTP LAYNG CREEKIVOLATILE ORGANICS1  Yearly01/01/200210/28/2010