OHA Drinking Water Services
OR41
PWS ID: 00534 ---- MOLALLA, CITY OF
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  10,298		 Active:  14     Show Only Active
Inactive:  0
Expired:  8

Routine Sampling Schedules For Chemicals
Facility
ID		 Name Status Test Group Samples
Required		    Sampling
Interval		 Start End    Notes
CH-A COMMON HEADER FOR WTP-AATOC & ALKALINITY1  Quarterly01/01/2005OpenSchedule reflects monitoring reduction granted
DIST-A DISTRIBUTION SYSTEMAASBESTOS, DIST1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
DIST-A DISTRIBUTION SYSTEMALEAD & COPPER30  3 Years01/01/2022OpenCollect samples between June 1 and September 30 every third year from cold water, drinking water taps.
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP2  Quarterly01/01/2022OpenCollect samples every quarter at 1424 Toliver Road and 921 Meadowlawn Place.
EP-A EP FOR MOLALLA RIVERAARSENIC1  9 Years01/01/2008OpenSchedule reflects monitoring reduction granted
EP-A EP FOR MOLALLA RIVERAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR MOLALLA RIVERANITRATE1  Yearly01/01/2002Open
EP-A EP FOR MOLALLA RIVERANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP FOR MOLALLA RIVERARAD - GROSS ALPHA1  9 Years01/01/2008OpenSchedule reflects monitoring reduction granted
EP-A EP FOR MOLALLA RIVERARAD - RADIUM 226/2281  9 Years01/01/2008OpenSchedule reflects monitoring reduction granted
EP-A EP FOR MOLALLA RIVERARAD - URANIUM1  9 Years01/01/2008OpenSchedule reflects monitoring reduction granted
EP-A EP FOR MOLALLA RIVERASOC2  3 Years01/01/2002Open2 Consec. QT Samples
EP-A EP FOR MOLALLA RIVERAVOLATILE ORGANICS1  Yearly01/01/2002Open
WTP-A TP FOR MOLALLA RIVERATOTAL ORGANIC CARBON1  Quarterly01/01/2005OpenSchedule reflects monitoring reduction granted
Expired Schedules
CH-ACOMMON HEADER FOR WTP-AATOC & ALKALINITY1  Monthly01/01/200412/31/2004Raw and filtered TOC and alkalinity
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  Quarterly01/01/200412/31/2004Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-ADISTRIBUTION SYSTEMAHAA5 & TTHM1  Yearly01/01/200509/30/2013Sample between June 1 and Sept. 30.
DIST-ADISTRIBUTION SYSTEMALEAD & COPPER20  3 Years01/01/200212/31/2021Sample Between June 1st and Sept 30th
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP2  Quarterly01/01/201909/30/2020Sample in Nov, Feb, May, and August at 12424 Toliver Rd. & 921 Meadowlawn Pl.
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP2  Quarterly10/01/201312/31/2018Sample in Nov, Feb, May, and August
DIST-ADISTRIBUTION SYSTEMASTAGE 2 DBP2  Yearly01/01/202112/31/2021Sample in August at 1424 Toliver Road (2DBP-01) and 921 Meadowlawn (2DBP-03)
WTP-ATP FOR MOLALLA RIVERATOTAL ORGANIC CARBON1  Monthly01/01/200412/31/2004Post Filtration TOC

More information for this water system: SDWIS ID 3971
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