OHA Drinking Water Services
OR41
PWS ID: 91072 ---- OPRD HAT ROCK STATE PARK
Water Quality Alerts

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Alert Date Range: From to
Alert Type
Alert ID Sample Date Alert Date Contact
Report
Response
Time (Days)
Location Analyte
Result
Current
Alert Level
Current
MCL
Units Sample Type Lab Sample ID SelectAtype FilterAlertDate
TCR ARCHIVE 10/18/1994 10/24/1994 COLIFORM (TCR) Present Present Routine 941018PG19 Alert TCR0 1994-10-24
TCR ARCHIVE 11/21/1994 11/25/1994 COLIFORM (TCR) Present Present Routine 941121PB12 Alert TCR0 1994-11-25
TCR ARCHIVE 07/14/1995 07/21/1995 COLIFORM (TCR) Present Present Routine 950714PG18 Alert TCR0 1995-07-21
TCR ARCHIVE 07/15/1996 07/22/1996 COLIFORM (TCR) Present Present Routine 960715PE18 Alert TCR0 1996-07-22
TCR ARCHIVE 08/15/1996 08/20/1996 COLIFORM (TCR) Present Present Routine 960815PB13 Alert TCR0 1996-08-20
LCR ARCHIVE 12/01/1999 05/01/2000 AA LEAD 0.016 0.015 0.015 MG/L 45988 Alert Chem LCR0 2000-05-01
NO3 ARCHIVE 12/01/1999 05/01/2000 AA NITRATE 8.45 5 10 MG/L 45988 Alert Chem NO30 2000-05-01
IOC ARCHIVE 12/01/1999 05/01/2000 AA SODIUM 31.5 20 MG/L 45988 Alert Chem IOC0 2000-05-01
NO3 ARCHIVE 08/30/2000 10/27/2000 AA NITRATE 9.29 5 10 MG/L 49410 Alert Chem NO30 2000-10-27
NO3 ARCHIVE 10/02/2000 10/25/2000 AA NITRATE 10.1 5 10 MG/L 49917 Alert Chem NO30 2000-10-25
NO3 ARCHIVE 10/31/2000 11/13/2000 AA NITRATE 10 5 10 MG/L 50372 Alert Chem NO30 2000-11-13
NO3 ARCHIVE 11/30/2000 12/13/2000 AA NITRATE 11.8 5 10 MG/L 50716 Alert Chem NO30 2000-12-13
NO3 ARCHIVE 01/02/2001 01/10/2001 AA NITRATE 10.5 5 10 MG/L 51165 Alert Chem NO30 2001-01-10
NO3 ARCHIVE 02/01/2001 02/07/2001 AA NITRATE 16.9 5 10 MG/L 51646 Alert Chem NO30 2001-02-07
NO3 ARCHIVE 03/01/2001 03/19/2001 AA NITRATE 13.6 5 10 MG/L 52080 Alert Chem NO30 2001-03-19
NO3 ARCHIVE 04/09/2001 05/21/2001 AA NITRATE 12.1 5 10 MG/L 52607 Alert Chem NO30 2001-05-21
TCR ARCHIVE 04/10/2001 04/18/2001 COLIFORM (TCR) Present Present Repeat 52641 Alert TCR0 2001-04-18
NO3 ARCHIVE 04/30/2001 05/09/2001 AA NITRATE 12.8 5 10 MG/L 52995 Alert Chem NO30 2001-05-09
NO3 ARCHIVE 05/17/2001 05/24/2001 AA NITRATE 21.1 5 10 MG/L 53321 Alert Chem NO30 2001-05-24
NO3 ARCHIVE 06/04/2001 06/15/2001 AA NITRATE 15.2 5 10 MG/L 53524 Alert Chem NO30 2001-06-15
NO3 ARCHIVE 07/09/2001 07/18/2001 AA NITRATE 13 5 10 MG/L 54148 Alert Chem NO30 2001-07-18
NO3 ARCHIVE 07/17/2001 07/26/2001 AA NITRATE 12.2 5 10 MG/L 54468 Alert Chem NO30 2001-07-26
NO3 ARCHIVE 08/06/2001 08/24/2001 AA NITRATE 11.6 5 10 MG/L 54796 Alert Chem NO30 2001-08-24
NO3 ARCHIVE 08/15/2001 08/24/2001 AA NITRATE 12.2 5 10 MG/L 55039 Alert Chem NO30 2001-08-24
NO3 ARCHIVE 09/04/2001 09/28/2001 AA NITRATE 9.23 5 10 MG/L 55308 Alert Chem NO30 2001-09-28
NO3 ARCHIVE 09/17/2001 09/28/2001 AA NITRATE 11.9 5 10 MG/L 55513 Alert Chem NO30 2001-09-28
NO3 ARCHIVE 10/01/2001 10/12/2001 AA NITRATE 9.38 5 10 MG/L 55763 Alert Chem NO30 2001-10-12
NO3 ARCHIVE 10/15/2001 10/22/2001 AA NITRATE 13.4 5 10 MG/L 56034 Alert Chem NO30 2001-10-22
NO3 ARCHIVE 11/01/2001 11/15/2001 AA NITRATE 14.1 5 10 MG/L 56341 Alert Chem NO30 2001-11-15
NO3 ARCHIVE 11/15/2001 11/29/2001 AA NITRATE 8.42 5 10 MG/L 56526 Alert Chem NO30 2001-11-29
NO3 ARCHIVE 12/03/2001 12/14/2001 AA NITRATE 11.7 5 10 MG/L 56758 Alert Chem NO30 2001-12-14
NO3 ARCHIVE 12/17/2001 01/10/2002 AA NITRATE 11.8 5 10 MG/L 57029 Alert Chem NO30 2002-01-10
NO3 CHEM41 01/03/2002 08/07/2002 EP-A NITRATE 12.6 5 10 MG/L 57169 Alert Chem CMCL NO30 2002-08-07
NO3 CHEM41 01/15/2002 08/07/2002 EP-A NITRATE 10.9 5 10 MG/L 57387 Alert Chem CMCL NO30 2002-08-07
NO3 CHEM41 04/22/2002 08/07/2002 EP-A NITRATE 10.3 5 10 MG/L 58648 Alert Chem CMCL NO30 2002-08-07
NO3 CHEM41 05/16/2002 08/07/2002 EP-A NITRATE 13.36 5 10 MG/L 59133 Alert Chem CMCL NO30 2002-08-07
NO3 CHEM89 08/01/2002 09/12/2002 EP-A NITRATE 9.3 5 10 MG/L 60840 Alert Chem NO30 2002-09-12
NO3 CHEM145 09/09/2002 10/03/2002 EP-A NITRATE 8.64 5 10 MG/L 61538 Alert Chem NO30 2002-10-03
NO3 CHEM194 10/03/2002 11/01/2002 EP-A NITRATE 8.2 5 10 MG/L 62105 Alert Chem NO30 2002-11-01
NO3 CHEM3207 10/02/2008 10/21/2008 EP-A NITRATE 7.13 5 10 MG/L 081002E1B-I Alert Chem NO30 2008-10-21
TCR COLI9651 09/12/2011 09/19/2011 09/19/2011 0 DIST-A COLIFORM (TCR) Present Present Routine 517091 Alert TCR0 2011-09-19
NO3 CHEM5592 10/22/2012 10/31/2012 10/31/2012 0 EP-A NITRATE 6 5 10 MG/L 229700405-I Alert Chem NO30 2012-10-31
TCR COLI11983 08/19/2013 08/21/2013 08/22/2013 1 DIST-A COLIFORM (TCR) Present Present Routine 130819E1 Alert TCR0 2013-08-21
NO3 CHEM6332 06/19/2014 06/24/2014 06/24/2014 0 EP-A NITRATE 15.2 5 10 MG/L 417101501-I Alert Chem CMCL NO30 2014-06-24
NO3 CHEM6353 06/25/2014 07/03/2014 SRC-AA NITRATE 14.8 5 10 MG/L 417701102-I Alert Chem CMCL NO30 2014-07-03
NO3 CHEM6628 01/15/2015 02/18/2015 02/18/2015 0 EP-A NITRATE 9.3 5 10 MG/L 501601501-I Alert Chem NO30 2015-02-18
NO3 CHEM6643 02/20/2015 02/26/2015 EP-A NITRATE 9.75 5 10 MG/L 150220B1B-I Alert Chem NO30 2015-02-26
NO3 CHEM6683 04/06/2015 04/07/2015 04/08/2015 1 EP-A NITRATE 13 5 10 MG/L 1998B-I Alert Chem CMCL NO30 2015-04-07
TCR COLI14340 07/09/2015 07/10/2015 07/10/2015 0 DIST-A E. COLI Present 0 Routine 2361 Alert TCR0 2015-07-10
TCR COLI14340 07/09/2015 07/10/2015 07/10/2015 0 DIST-A COLIFORM (TCR) Present Present Routine 2361 Alert TCR0 2015-07-10
TCR COLI14469 08/03/2015 08/04/2015 08/07/2015 3 DIST-A COLIFORM (TCR) Present Present Routine 2473 Alert TCR0 2015-08-04
TCR COLI14513 08/10/2015 08/12/2015 DIST-A COLIFORM (TCR) Present Present Repeat 2501 Alert TCR0 2015-08-12
NO3 CHEM7177 06/20/2016 06/23/2016 EP-A NITRATE 5.48 5 10 MG/L 3465B-I Alert Chem NO30 2016-06-23
NO3 CHEM7472 12/12/2016 01/04/2017 01/03/2017 -1 EP-A NITRATE 10.3 5 10 MG/L 4134-I Alert Chem CMCL NO30 2017-01-04
NO3 CHEM7489 01/05/2017 01/23/2017 01/23/2017 0 EP-A NITRATE 5.46 5 10 MG/L 170105D1-I Alert Chem NO30 2017-01-23
NO3 CHEM7571 04/24/2017 05/11/2017 05/11/2017 0 EP-A NITRATE 5.36 5 10 MG/L 4478-I Alert Chem NO30 2017-05-11
NO3 CHEM7865 01/05/2018 02/13/2018 SRC-AA NITRATE 19.4 5 10 MG/L 180105B1B-I Alert Chem CMCL NO30 2018-02-13
TCR COLI20204 08/26/2020 08/28/2020 08/27/2020 -1 DIST-A COLIFORM (TCR) Present Present Routine T0H260101 Alert TCR0 2020-08-28
NO3 CHEM9182 12/22/2020 12/23/2020 12/23/2020 0 SRC-AA NITRATE 15 5 10 MG/L T0L220101-I Alert Chem CMCL NO30 2020-12-23
NO3 CHEM9189 12/23/2020 12/28/2020 01/05/2021 8 SRC-AA NITRATE 14.1 5 10 MG/L T0L230401-I Alert Chem CMCL NO30 2020-12-28
NO3 CHEM9202 12/30/2020 12/31/2020 01/05/2021 5 SRC-AA NITRATE 15.7 5 10 MG/L T0L300101-I Alert Chem CMCL NO30 2020-12-31
NO3 CHEM9270 03/17/2021 03/19/2021 04/01/2021 13 EP-A NITRATE 17.4 5 10 MG/L T1C170301-I Alert Chem CMCL NO30 2021-03-19
NO3 CHEM9361 06/09/2021 06/24/2021 06/24/2021 0 EP-A NITRATE 8.22 5 10 MG/L T1F090801-I Alert Chem NO30 2021-06-24
TCR COLI21143 07/13/2021 07/14/2021 07/15/2021 1 DIST-A COLIFORM (TCR) Present Present Routine T1G130201 Alert TCR0 2021-07-14
NO3 CHEM9398 07/13/2021 07/23/2021 07/23/2021 0 EP-A NITRATE 9.01 5 10 MG/L T1G130202-I Alert Chem NO30 2021-07-23
NO3 CHEM9433 08/24/2021 08/24/2021 08/24/2021 0 EP-A NITRATE 15.5 5 10 MG/L T1H240201-I Alert Chem CMCL NO30 2021-08-24
NO3 CHEM9439 08/25/2021 08/26/2021 08/24/2021 -2 EP-A NITRATE 16 5 10 MG/L T1H250301-I Alert Chem CMCL NO30 2021-08-26
NO3 CHEM9465 09/07/2021 09/21/2021 09/22/2021 1 EP-A NITRATE 7.39 5 10 MG/L T1I070502-I Alert Chem NO30 2021-09-21
NO3 CHEM9510 10/20/2021 10/22/2021 10/21/2021 -1 EP-A NITRATE 15.6 5 10 MG/L T1J200401-I Alert Chem CMCL NO30 2021-10-22
NO3 CHEM9736 05/03/2022 05/20/2022 05/23/2022 3 EP-A NITRATE 5.62 5 10 MG/L T2E030401-I Alert Chem NO30 2022-05-20
NO3 CHEM9769 06/02/2022 06/17/2022 06/17/2022 0 EP-A NITRATE 5.02 5 10 MG/L T2F020401-I Alert Chem NO30 2022-06-17
NO3 NO3-80 05/18/2023 05/23/2023 05/24/2023 1 EP-A NITRATE 8.04 5 10 MG/L T3E1802-01-I Alert Chem NO30 2023-05-23
TCR TCR-481 06/21/2023 06/23/2023 06/23/2023 0 DIST-A COLIFORM (TCR) Present Present Routine T3F2101-01 Alert TCR0 2023-06-23



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