OHA Drinking Water Services
PWS ID: 05246 ---- PGE BEAVER GENERATING STATION

Alerts indicate water quality tests with analytical results greater than the detection limit or one-half of the maximum allowable contaminant level which may require some follow-up actions by Drinking Water Services. See the Contacts link for reports on follow-up actions. Alerts are not water quality violations. Violations for this water system can be found here.

Alert Type Abbreviations:  CHEM = Chemical, COLI = Coliform
Results:  15 alerts found for this water system.Show response time
Water Quality Alerts
Alert ID Sample
Date
Alert
Date
Source
ID
Source Name Alert
Type
Contaminant Result Alert
Level
MCL Contact
Report
COLI4515 09/10/2007 09/12/2007 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI6967 10/14/2009 10/19/2009 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present10/20/2009
COLI6646 08/13/2009 08/19/2009 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present08/21/2009
COLI5387 07/14/2008 07/16/2008 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present07/17/2008
COLI4515 09/10/2007 09/12/2007 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM9020 07/24/2019 08/13/2020 DIST-A DISTRIBUTION SYSTEM CHEM TOTAL TRIHALOMETHANES (TTHM) 0.12010.08 0.0802/19/2021
CHEM9140 10/21/2020 11/18/2020 EP-A EP FOR COLUMBIA RIVER CHEM ETHYLBENZENE 0.00140.0005 0.702/19/2021
CHEM9027 07/22/2020 08/21/2020 EP-A EP FOR COLUMBIA RIVER CHEM ETHYLBENZENE 0.00540.0005 0.708/24/2020
CHEM8909 03/25/2020 04/07/2020 EP-A EP FOR COLUMBIA RIVER CHEM ETHYLBENZENE 0.000540.0005 0.712/24/2019
CHEM8689 10/09/2019 11/15/2019 EP-A EP FOR COLUMBIA RIVER CHEM ETHYLBENZENE 0.00230.0005 0.711/18/2019
CHEM9140 10/21/2020 11/18/2020 EP-A EP FOR COLUMBIA RIVER CHEM XYLENES 0.01210.0005 1002/19/2021
CHEM9027 07/22/2020 08/21/2020 EP-A EP FOR COLUMBIA RIVER CHEM XYLENES 0.0520.0005 1008/24/2020
CHEM8909 03/25/2020 04/07/2020 EP-A EP FOR COLUMBIA RIVER CHEM XYLENES 0.00380.0005 1012/24/2019
CHEM8768 12/04/2019 12/24/2019 EP-A EP FOR COLUMBIA RIVER CHEM XYLENES 0.002390.0005 1012/24/2019
CHEM8689 10/09/2019 11/15/2019 EP-A EP FOR COLUMBIA RIVER CHEM XYLENES 0.01560.0005 1011/18/2019


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
04/08/1996Coliform
01/08/1996Coliform
02/07/1995A--EP FOR COLUMBIA RIVERDichloromethane (Methylene Chloride)0.0004 0.005
11/12/2001A--EP FOR COLUMBIA RIVERTetrachloroethylene0.0005 0.005
11/25/1997A--EP FOR COLUMBIA RIVERTetrachloroethylene0.0003 0.005
09/03/1996A--EP FOR COLUMBIA RIVERTetrachloroethylene0.002 0.005
11/16/1995A--EP FOR COLUMBIA RIVERTetrachloroethylene0.0017 0.005
11/16/1995A--EP FOR COLUMBIA RIVERTetrachloroethylene0.0018 0.005
06/15/1995A--EP FOR COLUMBIA RIVERTetrachloroethylene0.0015 0.005
06/15/1995A--EP FOR COLUMBIA RIVERTetrachloroethylene0.0016 0.005
02/07/1995A--EP FOR COLUMBIA RIVERTetrachloroethylene0.0007 0.005
08/05/1991A--PGE-BEAVER GENERATING STATIONTetrachloroethylene0.005 0.005
09/03/1996A--EP FOR COLUMBIA RIVERTrichloroethylene0.0006 0.005
11/16/1995A--EP FOR COLUMBIA RIVERTrichloroethylene0.0005 0.005
02/07/1995A--EP FOR COLUMBIA RIVERTrichloroethylene0.0002 0.005



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: 4162