OHA Drinking Water Services
OR41
PWS ID: 00461 ---- RIVERGROVE WATER DISTRICT
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  4,200
 Active:  19
Inactive:  0
Expired:  19  Show Expired

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
DIST-A Distribution SystemAASBESTOS, DIST1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
DIST-A Distribution SystemALEAD & COPPER20  3 Years01/01/2013OpenOlsen well put online in 2012
DIST-A Distribution SystemASTAGE 2 DBP2  Yearly01/01/2014OpenSample in August
EP-A EP FOR WELL #1ANITRATE1  Yearly01/01/2002OpenEP for Well #2 designated wellfield sampling point.
EP-A EP FOR WELL #1APFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-B EP FOR WELL #2AARSENIC1  9 Years01/01/2008OpenSchedule Reflects Monitoring Reduction Granted
EP-B EP FOR WELL #2AIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-B EP FOR WELL #2ANITRATE1  Yearly01/01/2002Open
EP-B EP FOR WELL #2ANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-B EP FOR WELL #2APFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-B EP FOR WELL #2ARAD - GROSS ALPHA1  6 Years01/01/2017Open
EP-B EP FOR WELL #2ARAD - RADIUM 226/2281  9 Years01/01/2008Open
EP-B EP FOR WELL #2ARAD - URANIUM1  9 Years01/01/2014Open
EP-B EP FOR WELL #2ASOC MINUS SOCR CHEMS2  9 Years01/01/2008OpenSchedule Reflects Monitoring Reduction Granted
EP-B EP FOR WELL #2ASOCR2  3 Years01/01/2008Open
EP-B EP FOR WELL #2ATOTAL POLYCHLORINATED BIPHENYLS (PCB)2  3 Years01/02/2008Open
EP-B EP FOR WELL #2AVOLATILE ORGANICS1  3 Years01/01/2002Open
EP-C EP FOR OLSON WELLANITRATE1  Yearly01/01/2013OpenEP for Well #2 designated wellfield sampling point.
EP-C EP FOR OLSON WELLAPFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only