OHA Drinking Water Services
OR41
PWS ID: 00493 ---- LYONS MEHAMA WATER DISTRICT
System Information     Schedule Counts
Status:  Active
System Type:  Community
Population Served:  1,300
 Active:  15
Inactive:  0
Expired:  16  Show Expired

Routine Sampling Schedules For Chemicals
Facility
ID
Name Status Test Group Samples
Required
   Sampling
Interval
Start End    Notes
CH-A COMMON HEADER FOR WTP-AATOTAL ORGANIC CARBON1  Quarterly01/01/2008OpenRaw Water TOC Only Required for Reduction in DBP Monitoring
DIST-A Distribution SystemAASBESTOS, DIST1  9 Years01/01/2008OpenSample during month of warmest water temp.
DIST-A Distribution SystemALEAD & COPPER10  3 Years01/01/2005OpenSample Between June 1st and Sept 30th
DIST-A Distribution SystemASTAGE 2 DBP1  Yearly01/01/2016OpenSample in July
EP-A EP for NORTH SANTIAM RIVERAARSENIC1  9 Years01/01/2014Open
EP-A EP for NORTH SANTIAM RIVERAIOC1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP for NORTH SANTIAM RIVERANITRATE1  Yearly01/01/2002Open
EP-A EP for NORTH SANTIAM RIVERANITRITE1  9 Years01/01/2002OpenSchedule Reflects Monitoring Reduction Granted
EP-A EP for NORTH SANTIAM RIVERAPFAS1  Quarterly01/01/2023OpenInitial monitoring - 4 quarters only
EP-A EP for NORTH SANTIAM RIVERARAD - GROSS ALPHA1  9 Years01/01/2008Open
EP-A EP for NORTH SANTIAM RIVERARAD - RADIUM 226/2281  9 Years01/01/2020Open
EP-A EP for NORTH SANTIAM RIVERARAD - URANIUM1  9 Years01/01/2008Open
EP-A EP for NORTH SANTIAM RIVERASOC1  3 Years01/01/2002Open
EP-A EP for NORTH SANTIAM RIVERAVOLATILE ORGANICS1  Yearly01/01/2017Open
SRC-AA NORTH SANTIAM RIVERACYANOTOXINS1  2 Weeks09/08/2024Open