OHA Drinking Water Services
OR41
PWS ID: 00203 ---- COLUMBIA CITY MUN WATERWORKS
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  1,995
 Active:  13
Inactive:  5  Show Inactive
Expired:  22  Show Expired
                     Show All

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
DIST-A DISTRIBUTION SYSTEMADBP2 HAA5 ONLY1  Yearly01/01/2015OpenSample at 2DBP-02 in May
DIST-A DISTRIBUTION SYSTEMADBP2 TTHM ONLY1  Yearly01/01/2015OpenSample at 2DBP-01 in May
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER10  3 Years01/01/2011OpenSample between June 1st and Sept 30th.
EP-C EP FOR WELL #2 AND WELL #1AARSENIC1  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted
EP-C EP FOR WELL #2 AND WELL #1AIOC1  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted
EP-C EP FOR WELL #2 AND WELL #1ANITRATE1  Yearly01/01/2008Open
EP-C EP FOR WELL #2 AND WELL #1ANITRITE1  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted
EP-C EP FOR WELL #2 AND WELL #1APFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-C EP FOR WELL #2 AND WELL #1ARAD - GROSS ALPHA1  9 Years01/01/2014Open
EP-C EP FOR WELL #2 AND WELL #1ARAD - RADIUM 226/2281  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted.
EP-C EP FOR WELL #2 AND WELL #1ARAD - URANIUM1  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted.
EP-C EP FOR WELL #2 AND WELL #1ASOC1  3 Years01/01/2008Open
EP-C EP FOR WELL #2 AND WELL #1AVOLATILE ORGANICS1  3 Years01/01/2011Open