OHA Drinking Water Services
PWS ID: 94431 ---- JLR

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, SOURCE = Coliform source sample*, LCR = Lead and copper 90th percentile
*Non-alert (water quality notice)
Response Time is the number of days from the alert date to the contact report date.
Results:  42 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)
CHEM9183 12/15/2020 12/23/2020 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.0130.0105 0.0112/23/20200
CHEM9039 08/18/2020 08/25/2020 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.01190.0105 0.0107/31/2019-391
CHEM8920 04/13/2020 04/15/2020 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.01060.0105 0.0104/16/20201
CHEM8320 04/29/2019 05/01/2019 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.01530.0105 0.0105/07/20196
CHEM7950 05/22/2018 05/30/2018 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.01320.0105 0.0105/31/20181
CHEM7677 08/09/2017 08/30/2017 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM 1,2-DICHLOROETHANE 0.000670.0005 0.00508/31/20171
COLI16589 03/01/2017 03/03/2017 DIST-A sink at xray COLI COLIFORM, TOTAL (TCR) Present Present Present03/03/20170
CHEM7245 06/12/2016 08/17/2016 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.001570.0005 0.0709/08/201622
CHEM7245 06/12/2016 08/17/2016 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.001240.0005 0.109/08/201622
CHEM7204 06/09/2016 07/13/2016 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.01230.0105 0.0106/21/2016-22
COLI15222 01/20/2016 01/22/2016 DIST-A sink by xray 3 COLI COLIFORM, TOTAL (TCR) Present Present Present03/15/201653
CHEM6708 05/18/2015 05/28/2015 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.02510.0105 0.0105/29/20151
COLI14179 05/21/2015 05/27/2015 DIST-A well 5 COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM6695 03/26/2015 04/22/2015 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.000690.0005 0.07
CHEM6695 03/26/2015 04/22/2015 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.000810.0005 0.1
CHEM6653 02/25/2015 03/11/2015 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.01230.0105 0.0103/11/20150
CHEM6278 04/08/2014 05/02/2014 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.000590.0005 0.0705/07/20145
CHEM6278 04/08/2014 05/02/2014 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.000520.0005 0.105/07/20145
CHEM5736 03/15/2013 03/29/2013 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.00070.0005 0.0704/18/201320
CHEM5736 03/15/2013 03/29/2013 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.000690.0005 0.104/18/201320
COLI10522 05/21/2012 05/30/2012 SRC-AE well # 7 SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
COLI10484 05/10/2012 05/14/2012 DIST-A bldg 2 cafeteria sink COLI COLIFORM, TOTAL (TCR) Present Present Present05/14/20120
COLI10484 05/10/2012 05/14/2012 DIST-A bldg 2 drink fntn COLI COLIFORM, TOTAL (TCR) Present Present Present05/14/20120
COLI10472 05/08/2012 05/10/2012 DIST-A bldg 2 cafeteria sink COLI COLIFORM, TOTAL (TCR) Present Present Present05/11/20121
CHEM5329 03/16/2012 04/10/2012 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.000710.0005 0.07
CHEM5329 03/16/2012 04/10/2012 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.000620.0005 0.1
CHEM4929 06/06/2011 07/01/2011 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.000580.0005 0.07
CHEM4929 06/06/2011 07/01/2011 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.000750.0005 0.1
CHEM4860 04/12/2011 05/06/2011 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM ARSENIC 0.01320.0105 0.0105/17/201111
CHEM4769 01/27/2011 02/22/2011 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.00110.0005 0.07
CHEM4769 01/27/2011 02/22/2011 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.001190.0005 0.1
CHEM4687 12/21/2010 01/12/2011 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.000560.0005 0.0701/25/201113
CHEM4687 12/21/2010 01/12/2011 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.000540.0005 0.101/25/201113
CHEM4527 09/28/2010 11/10/2010 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.001080.0005 0.0712/13/201033
CHEM4527 09/28/2010 11/10/2010 EP-A EP FOR WELL FIELD (#2,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.000960.0005 0.112/13/201033
CHEM3142 12/29/2005 08/29/2008 EP-A EP FOR WELL FIELD (#2,3,4,5,7 & 8) CHEM ARSENIC 0.01480.0105 0.01
CHEM1471 06/01/1996 03/21/2005 LCR COPPER 90TH % VALUE 31.35
CHEM1471 02/09/1997 03/21/2005 LCR COPPER 90TH % VALUE 1.41.35
CHEM1471 06/01/1996 03/21/2005 LCR LEAD 90TH % VALUE 0.060.0155
CHEM1106 09/29/2004 01/14/2005 EP-A EP FOR WELL FIELD (#2,3,4,5,7 & 8) CHEM ARSENIC 0.0110.0105 0.01
CHEM1040 09/22/2004 12/10/2004 EP-A EP FOR WELL FIELD (#2,3,4,5,7 & 8) CHEM CIS-1,2-DICHLOROETHYLENE 0.00310.0005 0.07
CHEM1040 09/22/2004 12/10/2004 EP-A EP FOR WELL FIELD (#2,3,4,5,7 & 8) CHEM TRANS-1,2-DICHLOROETHYLENE 0.00550.0005 0.1
*Non-alert (water quality notice)


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
06/15/1993AD--WELL #51,1,1-Trichloroethane0.0006 0.2
06/15/1993AE--WELL #7Arsenic0.07 0.05
10/23/2000A--WELL FIELD (#2,3,4,5,7 & 8)Carbon Tetrachloride0.02 0.005
07/21/1997A--WELL FIELD (#2,3,4,5,7 & 8)Cis-1,2-Dichloroethylene0.0007 0.07
10/01/1996AC--WELL #4Cis-1,2-Dichloroethylene0.0007 0.07
10/01/1996AD--WELL #5Cis-1,2-Dichloroethylene0.0039 0.07
10/01/1996A--WELL FIELD (#2,3,4,5,7 & 8)Cis-1,2-Dichloroethylene0.0008 0.07
06/15/1993AD--WELL #5Cis-1,2-Dichloroethylene0.0094 0.07
01/10/1991AD--WELL FIELD (#2,3,4,5,7 & 8) - WELL #5Cis-1,2-Dichloroethylene0.0055 0.07
06/15/1993AE--WELL #7Nickel0.06 0.1
10/19/1998A--WELL FIELD (#2,3,4,5,7 & 8)Trans-1,2-Dichloroethylene0.0022 0.1
07/21/1997A--WELL FIELD (#2,3,4,5,7 & 8)Trans-1,2-Dichloroethylene0.002 0.1
10/01/1996AC--WELL #4Trans-1,2-Dichloroethylene0.0022 0.1
10/01/1996AD--WELL #5Trans-1,2-Dichloroethylene0.012 0.1
10/01/1996A--WELL FIELD (#2,3,4,5,7 & 8)Trans-1,2-Dichloroethylene0.0026 0.1
06/15/1993AD--WELL #5Trans-1,2-Dichloroethylene0.029 0.1
01/10/1991AD--WELL FIELD (#2,3,4,5,7 & 8) - WELL #5Trans-1,2-Dichloroethylene0.02 0.1
06/15/1993AD--WELL #5Trichloroethylene0.001 0.005
01/10/1991AD--WELL FIELD (#2,3,4,5,7 & 8) - WELL #5Trichloroethylene0.0025 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: 2231