OHA Drinking Water Services
OR41
PWS ID: 06118 ---- COLUMBIA HILLS HOA
System Information     Schedule Counts
Status:  ACTIVE
System Type:  Community
Population Served:  72		 Active:  11     Show Only Active
Inactive:  18
Expired:  36  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 SYSTEMALEAD & COPPER5  6 Months07/01/2023Open
DIST-A DISTRIBUTION SYSTEMASTAGE 2 DBP1  Yearly01/01/2014OpenSample in September
EP-A EP FOR WELLSAARSENIC1  3 Years01/01/2023Open
EP-A EP FOR WELLSAIOC1  3 Years01/01/2023Open
EP-A EP FOR WELLSANITRATE1  Yearly01/01/2003Open
EP-A EP FOR WELLSANITRITE1  3 Years01/01/2023Open
EP-A EP FOR WELLSARAD - GROSS ALPHA1  Quarterly07/01/2023Open
EP-A EP FOR WELLSARAD - RADIUM 226/2281  Quarterly07/01/2023Open
EP-A EP FOR WELLSARAD - URANIUM1  Quarterly07/01/2023Open
EP-A EP FOR WELLSASOC1  3 Years01/01/2008Open
EP-A EP FOR WELLSAVOLATILE ORGANICS1  3 Years01/01/2008Open
Inactive Facility Schedules

More information for this water system: SDWIS ID 4836
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA
Corrosion Control has moved to the Lead & Copper page.
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