OHA Drinking Water Services

PWS ID: 01139 ---- MIDLAND WATER ASSOCIATION
LRAAs and OELs

LRAA = Locational running annual average; OEL = Operational evaluation level. Learn about OELs here.
Averages are subject to change as new data is taken into consideration.

Monitoring
Period		 Last
Sample		 Sample
Point		 Location
 		 TTHM LRAA
MCL = 0.080		 TTHM
OEL		 HAA5 LRAA
MCL = 0.060		 HAA5
OEL
4Q2018 Nov 21, 2018 2DBP-01 79490 ERICKSON DIKE 0.007 0.010 0.006 0.007
 
3Q2018 Aug 22, 2018 2DBP-01 79490 ERICKSON DIKE 0.006 0.008 0.021 0.007
 
2Q2018 May 23, 2018 2DBP-01 79490 ERICKSON DIKE 0.007 0.003 0.023 0.024
 
1Q2018 Feb 28, 2018 2DBP-01 79490 ERICKSON DIKE 0.009 0.006 0.030 0.023
 
4Q2017 Oct 25, 2017 2DBP-01 79490 ERICKSON DIKE 0.009 0.029 0.053
 
3Q2017 Aug 23, 2017 2DBP-01 79490 ERICKSON DIKE 0.009 0.012 0.009 0.011
 
2Q2017 2DBP-01 79490 ERICKSON DIKE 0.001 0
 
1Q2017 Mar 01, 2017 2DBP-01 79490 ERICKSON DIKE 0.001 0.001 0 0
 


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 :: PFAS
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 4011
Information by county:
Inventory :: Surface Water Systems :: Water System Surveys :: Outstanding Performers :: Plan Reviews :: System Scores :: Exceedances
Alerts :: Violations :: Compliance & Enforcement :: Significant Deficiencies :: Cross Connection ASRs :: Treatment Plant Inspections :: Fluoride
Water Advisories :: Contact Reports :: Cyanotoxins :: PFAS :: Post-wildfire VOCs :: Public Notices
Inventory List for all Oregon Drinking Water Systems in Excel or printable screen format
Lab Help: Tools for Laboratories :: Staff/Partner Login
Introduction :: Data Search Options :: Water System Search :: DWS Home