OHA Drinking Water Services
PWS ID: 00798 ---- SEAL ROCK WATER DISTRICT

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, LCR = Lead and copper 90th percentile
Response Time is the number of days from the alert date to the contact report date.
Results:  32 alerts found for this water system.Hide response time
Water Quality Alerts
Alert ID Sample
Date		 Alert
Date		 Source
ID		 Source Name Alert
Type		 Contaminant Result Alert
Level		 MCL Contact
Report		Response
Time (Days)
CHEM2546 06/13/2007 07/12/2007 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00260.0005 0.005
CHEM2428 03/22/2007 04/10/2007 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00060.0005 0.005
CHEM2342 12/21/2006 03/01/2007 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00060.0005 0.005
CHEM2200 09/20/2006 10/11/2006 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00250.0005 0.005
CHEM2200 09/20/2006 10/11/2006 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00090.0005 0.005
CHEM2143 06/21/2006 08/28/2006 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00160.0005 0.005
CHEM1975 03/22/2006 04/27/2006 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00090.0005 0.005
CHEM1975 03/22/2006 04/27/2006 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00090.0005 0.005
CHEM993 10/13/2004 11/19/2004 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00370.0005 0.005
CHEM993 10/13/2004 11/19/2004 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00290.0005 0.005
CHEM842 07/14/2004 08/23/2004 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00190.0005 0.005
CHEM842 07/14/2004 08/23/2004 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00210.0005 0.005
CHEM777 04/21/2004 06/11/2004 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00110.0005 0.005
CHEM777 04/21/2004 06/11/2004 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.0010.0005 0.005
CHEM565 10/08/2003 11/19/2003 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.0030.0005 0.005
CHEM565 10/08/2003 11/19/2003 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00450.0005 0.005
CHEM496 07/09/2003 08/23/2003 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00140.0005 0.005
CHEM463 07/09/2003 08/04/2003 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00140.0005 0.005
CHEM390 04/16/2003 05/08/2003 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00060.0005 0.005
CHEM390 04/16/2003 05/08/2003 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00060.0005 0.005
CHEM300 01/08/2003 01/31/2003 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00080.0005 0.005
CHEM205 10/16/2002 11/19/2002 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00230.0005 0.005
CHEM205 10/16/2002 11/19/2002 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00250.0005 0.005
CHEM84 04/10/2002 09/12/2002 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00060.0005 0.005
CHEM84 01/09/2002 09/12/2002 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00110.0005 0.005
CHEM84 01/09/2002 09/12/2002 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00090.0005 0.005
CHEM84 07/10/2002 09/12/2002 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.0020.0005 0.005
CHEM84 07/10/2002 09/12/2002 EP-A EP for TOLEDO WATER UTILITIES CHEM TETRACHLOROETHYLENE 0.00110.0005 0.005
COLI7161 12/16/2009 12/18/2009 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2445 09/21/2005 09/26/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present12/18/20091544
COLI1672 11/10/2004 11/16/2004 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM1298 10/02/1992 03/21/2005 LCR LEAD 90TH % VALUE 0.09040.0155


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
07/10/2002Coliform
10/10/2001Coliform
06/03/1997Coliform
05/14/1997Coliform
08/11/1995Coliform
08/09/1995Coliform
07/19/1995Coliform
10/25/1994Coliform
09/12/2001A--EP for TOLEDO WATER UTILITIESTetrachloroethylene0.0023 0.005
09/12/2001A--EP for TOLEDO WATER UTILITIESTetrachloroethylene0.0029 0.005
08/15/2001A--EP for TOLEDO WATER UTILITIESTetrachloroethylene0.004 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: 4072
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