OHA Drinking Water Services
OR41
PWS ID: 93711 ---- CORVALLIS WALDORF ASSOCIATION
System Information     Schedule Counts
Status:  Active
System Type:  Non-transient Non-community
Population Served:  180
 Active:  10     Show Only Active
Inactive:  0
Expired:  9

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER10  6 Months01/01/2024Open
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP1  3 Years01/01/2014OpenSample in July. First Sample Due in 2014.
EP-A EP for WELLAARSENIC1  9 Years01/01/2011OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP for WELLAATRAZINE 1  Yearly01/01/2021Open
EP-A EP for WELLAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP for WELLANITRATE1  Yearly01/01/2016Open
EP-A EP for WELLANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP for WELLAPFAS1  6 Months01/01/2023OpenInitial monitoring - 2 samples only
EP-A EP for WELLASOC1  3 Years01/01/2002Open
EP-A EP for WELLAVOLATILE ORGANICS1  3 Years01/01/2002Open
Expired Schedules
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  3 Years01/01/200512/31/2013Sample between June 1 and Sept. 30.
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  Yearly01/01/200412/31/2004Sample Between June 1st and Sept 30th Each Year
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER5  3 Years01/01/200206/30/2010Sample Between June 1st and Sept 30th
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER5  3 Years01/01/201812/31/2023
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER5  6 Months07/01/201012/31/2017
EP-AEP for WELLAARSENIC1  3 Years01/01/200212/31/2010
EP-AEP for WELLAATRAZINE 1  Quarterly07/01/201909/30/2020
EP-AEP for WELLANITRATE1  Quarterly10/01/200712/31/2015
EP-AEP for WELLANITRATE1  Yearly01/01/200209/30/2007R&C below MCL for NO3 as of 05/01/2002 - Sample in the 2nd Quarter