OHA Drinking Water Services
PWS ID: 94713 ---- COLUMBIA RIDGE LANDFILL/RECYCL
Excel Spreadsheet

MCL = 0.010 mg/L; MCL exceedances are indicated with red text.
ND = Not detected at the minimum reporting level.
Arsenic Samples
Sample ID Sample
Date
Date
Received
Source Name Source
ID
Result
(mg/L)
Comments
180619B4-I 06/18/2018 07/09/2018 EP FOR WELLFIELD (WELLS #1, #2, #6) EP-A0.009
250138691-I 08/29/2013 10/21/2013 EP FOR WELLFIELD (WELLS #1, #2, #6) EP-A0.007
PTH052505-I 08/15/2010 09/13/2010 EP FOR WELLFIELD (WELLS #1, #2, #6) EP-A0.00302
A71107P1-I 11/06/2007 01/10/2008 EP FOR WELLFIELD (WELLS #1, #2, #6) EP-A0.0071
A40914P-1I 09/13/2004 10/27/2004 EP FOR WELLFIELD (WELLS #1, #2, #6) EP-A0.0072
 

Archived Arsenic Samples
Sample ID Sample
Date
Date
Received
Source Name Source
ID
Result
A10808W*A 08/07/2001 09/10/2001 WELLFIELD (WELLS #1 & #2) A0.0074
980917Q*A 09/16/1998 10/14/1998 WELLFIELD (WELLS #1 & #2) A0.0072
950706GAA 07/05/1995 09/19/1995 WELL 1 AAND
950706G*A 07/05/1995 09/19/1995 WELL #2 ABND
 




For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 2851