OHA Drinking Water Services
OR41
PWS ID: 06138 ---- DIAMOND RIDGE WATER ASSOCIATION
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  54
 Active:  12
Inactive:  0
Expired:  24  Show Expired

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER5  3 Years01/01/2014OpenSample between June 1 and September 30
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP1  3 Years01/01/2023OpenCollect one dual sample set in March.
EP-A EP FOR WELLSAARSENIC1  9 Years01/01/2017Open
EP-A EP FOR WELLSAIOC1  9 Years01/01/2017Open
EP-A EP FOR WELLSANITRATE1  Yearly01/01/2007Open
EP-A EP FOR WELLSANITRITE1  9 Years01/01/2017Open
EP-A EP FOR WELLSAPFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-A EP FOR WELLSARAD - GROSS ALPHA1  9 Years01/01/2023Open
EP-A EP FOR WELLSARAD - RADIUM 226/2281  9 Years01/01/2023Open
EP-A EP FOR WELLSARAD - URANIUM1  9 Years01/01/2017Open
EP-A EP FOR WELLSASOC1  3 Years01/01/2014Open
EP-A EP FOR WELLSAVOLATILE ORGANICS1  3 Years01/01/2023Open