OHA Drinking Water Services
OR41
PWS ID: 00368 ---- HELIX, CITY OF
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  190
 Active:  12
Inactive:  0
Expired:  4  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 Years01/01/2002OpenCollect samples between June 1 and September 30, from cold water, drinking water taps.
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP1  3 Years01/01/2023OpenCollect samples at Columbia/Main in July
EP-A EP FOR WELL #4AARSENIC1  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELL #4AIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELL #4ANITRATE1  Yearly01/01/2002Open
EP-A EP FOR WELL #4ANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELL #4APFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-A EP FOR WELL #4ARAD - GROSS ALPHA1  9 Years01/01/2008Open
EP-A EP FOR WELL #4ARAD - RADIUM 226/2281  9 Years01/01/2023Open
EP-A EP FOR WELL #4ARAD - URANIUM1  9 Years01/01/2008Open
EP-A EP FOR WELL #4ASOC1  3 Years01/01/2002Open
EP-A EP FOR WELL #4AVOLATILE ORGANICS1  3 Years01/01/2002Open