OHA Drinking Water Services
OR41
PWS ID: 01148 ---- COLUMBIA ACRES WATER ASSOC
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  110
 Active:  11     Show Only Active
Inactive:  0
Expired:  6

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
DIST-A Distribution SystemALEAD & COPPER5  3 Years01/01/2026OpenCollect samples every third year between June 1 and September 30, from cold water, drinking water taps.
EP-A EP FOR WELLSAARSENIC1  9 Years01/01/2014OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELLSAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELLSANITRATE1  Quarterly01/01/2019Openincreased to quarterly monitoring due to high nitrate
EP-A EP FOR WELLSANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR WELLSAPFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-A EP FOR WELLSARAD - GROSS ALPHA1  9 Years01/01/2008Open
EP-A EP FOR WELLSARAD - RADIUM 226/2281  9 Years01/01/2008Open
EP-A EP FOR WELLSARAD - URANIUM1  9 Years01/01/2008Open
EP-A EP FOR WELLSASOC1  3 Years01/01/2002Open
EP-A EP FOR WELLSAVOLATILE ORGANICS1  3 Years01/01/2002Open
Expired Schedules
DIST-ADistribution SystemALEAD & COPPER5  3 Years01/01/200812/31/2022
DIST-ADistribution SystemALEAD & COPPER10  6 Months01/01/200206/30/2002
DIST-ADistribution SystemALEAD & COPPER10  6 Months07/01/202306/30/2025
DIST-ADistribution SystemALEAD & COPPER5  Yearly01/01/200312/31/2005Sample Between June 1st and Sept 30th
EP-AEP FOR WELLSAARSENIC1  3 Years01/01/200212/31/2013
EP-AEP FOR WELLSANITRATE1  Yearly01/01/200212/31/2018