OHA Drinking Water Services
PWS ID: 00579 ---- NYSSA, CITY OF

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, SODIUM = Sodium*
*Non-alert (water quality notice)
Results:  77 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
CHEM9115 10/13/2020 10/22/2020 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM XYLENES 0.000570.0005 1010/26/2020
CHEM9004 07/07/2020 07/17/2020 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM XYLENES 0.002540.0005 1007/13/2020
CHEM8937 04/28/2020 05/15/2020 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM XYLENES 0.002040.0005 1005/18/2020
CHEM8937 04/28/2020 05/15/2020 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) SODIUM* SODIUM 60.220 05/18/2020
CHEM8151 11/13/2018 11/26/2018 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 5.495 1012/05/2018
CHEM8014 07/17/2018 07/27/2018 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01170.0105 0.0108/15/2018
CHEM7923 04/18/2018 04/27/2018 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01320.0105 0.0104/27/2018
CHEM7869 02/07/2018 02/15/2018 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01430.0105 0.01
CHEM7811 12/05/2017 12/13/2017 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01340.0105 0.01
CHEM7670 08/09/2017 08/25/2017 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01260.0105 0.01
CHEM7506 01/31/2017 02/17/2017 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01410.0105 0.01
CHEM7332 10/04/2016 10/13/2016 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01240.0105 0.01
CHEM7217 07/13/2016 07/25/2016 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01250.0105 0.01
CHEM7115 04/12/2016 04/20/2016 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01440.0105 0.01
CHEM7044 01/27/2016 02/05/2016 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01340.0105 0.01
CHEM6942 11/04/2015 11/12/2015 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01370.0105 0.01
CHEM6809 07/14/2015 07/24/2015 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01520.0105 0.01
CHEM6700 04/22/2015 04/28/2015 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01570.0105 0.01
CHEM6630 02/04/2015 02/23/2015 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01620.0105 0.01
CHEM6406 08/13/2014 08/22/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01490.0105 0.01
CHEM6329 06/03/2014 06/20/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE+NITRITE (AS N) 5.545 10
CHEM6327 06/03/2014 06/19/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01460.0105 0.01
CHEM6327 06/03/2014 06/19/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 5.345 10
CHEM6327 06/03/2014 06/19/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) SODIUM* SODIUM 63.220
CHEM6307 05/20/2014 06/03/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01370.0105 0.01
CHEM6282 04/29/2014 05/08/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01430.0105 0.01
CHEM6206 02/05/2014 02/18/2014 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01490.0105 0.01
CHEM6109 12/03/2013 12/13/2013 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01340.0105 0.01
CHEM5961 09/17/2013 09/25/2013 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01280.0105 0.01
CHEM5824 06/11/2013 06/25/2013 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01180.0105 0.0107/03/2013
CHEM5814 06/11/2013 06/24/2013 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 5.95 1006/24/2013
CHEM5707 02/13/2013 02/27/2013 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01290.0105 0.01
CHEM5707 02/13/2013 02/27/2013 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01330.0105 0.01
CHEM5642 12/05/2012 12/20/2012 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.0130.0105 0.01
CHEM5642 12/05/2012 12/20/2012 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01190.0105 0.01
CHEM5525 09/12/2012 09/20/2012 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01160.0105 0.01
CHEM5525 09/12/2012 09/20/2012 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01170.0105 0.01
CHEM5482 06/19/2012 08/23/2012 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01120.0105 0.01
CHEM5328 03/28/2012 04/10/2012 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01580.0105 0.0104/11/2012
CHEM5195 12/12/2011 12/21/2011 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01260.0105 0.0112/22/2011
CHEM4976 07/21/2011 07/27/2011 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01280.0105 0.0107/26/2011
CHEM4921 06/08/2011 06/27/2011 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.01190.0105 0.0106/28/2011
CHEM4921 06/08/2011 06/27/2011 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) SODIUM* SODIUM 58.420 06/28/2011
CHEM4168 05/19/2008 06/21/2010 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM GROSS ALPHA, INCLUDING RA & U 7.4815 15
COLI7562 04/21/2010 04/23/2010 SRC-AE well #5 SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
COLI7462 03/24/2010 03/26/2010 DIST-A Well #5 COLI COLIFORM, TOTAL (TCR) Present Present Present03/29/2010
COLI7462 03/24/2010 03/26/2010 DIST-A well #1 COLI COLIFORM, TOTAL (TCR) Present Present Present03/29/2010
CHEM3733 08/26/2009 10/05/2009 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 5.995 1010/05/2009
04/25/2007 10/02/2009 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 5.115 10
11/07/2007 10/02/2009 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE+NITRITE (AS N) 5.415 10
CHEM3201 05/19/2008 10/20/2008 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) SODIUM* SODIUM 49.520
COLI5535 08/20/2008 08/22/2008 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM2670 07/13/2007 10/23/2007 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE+NITRITE (AS N) 8.855 10
COLI4242 07/03/2007 07/05/2007 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI4212 06/27/2007 06/28/2007 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI4164 05/30/2007 06/04/2007 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM2425 02/28/2007 04/06/2007 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 6.675 10
CHEM2355 12/06/2006 03/14/2007 EP-B EP FOR PARK WELLFIELD (WELLS 7 & 9) CHEM ARSENIC 0.01780.0105 0.01
CHEM2330 12/06/2006 02/12/2007 EP-B EP FOR PARK WELLFIELD (WELLS 7 & 9) CHEM BROMODICHLOROMETHANE 0.860
CHEM2330 12/06/2006 02/12/2007 EP-B EP FOR PARK WELLFIELD (WELLS 7 & 9) CHEM CHLORODIBROMOMETHANE 0.710
CHEM2330 12/06/2006 02/12/2007 EP-B EP FOR PARK WELLFIELD (WELLS 7 & 9) CHEM CHLOROFORM 0.70
CHEM2275 10/25/2006 11/14/2006 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 6.635 10
CHEM2152 08/23/2006 09/01/2006 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 6.885 10
COLI3416 08/16/2006 08/18/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3152 06/21/2006 06/23/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2422 09/07/2005 09/19/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2238 07/27/2005 08/01/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM1650 04/25/2005 07/01/2005 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM ARSENIC 0.0120.0105 0.01
CHEM1650 04/25/2005 07/01/2005 EP-B EP FOR PARK WELLFIELD (WELLS 7 & 9) CHEM ARSENIC 0.0190.0105 0.01
CHEM1650 04/25/2005 07/01/2005 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) SODIUM* SODIUM 39.420
CHEM1650 04/25/2005 07/01/2005 EP-B EP FOR PARK WELLFIELD (WELLS 7 & 9) SODIUM* SODIUM 31020
CHEM1254 10/18/1993 03/21/2005 LCR COPPER 90TH % VALUE 2.111.35
CHEM872 06/30/2004 09/24/2004 EP-A EP FOR IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 6.285 10
CHEM628 12/23/2003 01/13/2004 EP-A IDAHO WELLFIELD (WELLS 1,2,3,4,5) CHEM NITRATE (AS N) 7.915 10
CHEM245 10/14/2002 12/31/2002 EP-B PARK WELLFIELD (WELLS 7 & 9) CHEM ARSENIC 0.0250.0105 0.01
CHEM245 10/14/2002 12/31/2002 EP-A IDAHO WELLFIELD (WELLS 1,2,3,4,5) SODIUM* SODIUM 67.120
CHEM245 10/14/2002 12/31/2002 EP-B PARK WELLFIELD (WELLS 7 & 9) SODIUM* SODIUM 12120
*Non-alert (water quality notice)


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
10/29/1996B--PARK WELLFIELD (WELLS 7 & 9)1,2-Dichloropropane0.7 0.005
09/18/2002Coliform
09/04/2002Coliform
07/25/2001Coliform
04/19/2000Coliform
04/12/2000Coliform
11/03/1999Coliform
10/27/1999Coliform
03/31/1999Coliform
12/02/1998Coliform
09/18/1995Coliform
06/12/1995Coliform
06/06/1995Coliform
05/30/1995Coliform
05/22/1995Coliform
08/22/1994Coliform
08/31/1998A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Gross Alpha, Excl. Radon & U6.4 15
02/18/1998A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Gross Alpha, Excl. Radon & U5.3 15
11/17/1997A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Gross Alpha, Excl. Radon & U5.3 15
03/05/1997AA--WELL #1Gross Alpha, Excl. Radon & U5.09 15
03/05/1997AB--WELL #2Gross Alpha, Excl. Radon & U5.49 15
10/28/1996A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Gross Alpha, Excl. Radon & U7 15
12/05/1994BA--WELL #7Gross Alpha, Excl. Radon & U9.27 15
08/01/1994B--PARK WELLFIELD (WELLS 7 & 9)Gross Alpha, Excl. Radon & U10.1 15
02/18/1998A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Nitrate6.17 10
08/26/1996A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Nitrate5.03 10
10/13/1999A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Sodium48
10/13/1999B--PARK WELLFIELD (WELLS 7 & 9)Sodium22
10/29/1996A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Sodium70
10/29/1996BA--WELL #7Sodium254
05/10/1993B--PARK WELLFIELD (WELLS 7 & 9)Sodium226
03/15/1993A--IDAHO WELLFIELD (WELLS 1,2,3,4,5)Sodium59.8
01/16/1996BB--WELL #9Sulfate217
05/10/1993B--PARK WELLFIELD (WELLS 7 & 9)Sulfate202


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