LCRA Logo   Colorado River Watch Network (CRWN) Water Quality Data

  • Site 246
  • Colorado River at Bus Hwy 71 La Grange
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    Date Time Air Temp (C) Water Temp (C) Flow pH Nitrates-N (mg/L) DO Avg (mg/L) DO % Sat Cond (µS/cm) Days Since Rain Field Rain Gauge (in.) Secchi (M) Transparency (M) E.coli (cfu's)
    12/28/2018 14:30 18 14 5 7.5 < 1 6.8 66.64 270 1 3.01
    10/29/2018 14:10 26 16 5 7.5 1 7.1 72.42 240 10 0
    07/30/2018 13:50 32 32 2 8.5 < 4 6.1 81.74 550 14 0
    06/27/2018 11:38 28 29.5 2 8.5 < 2 6.9 89.01 540 7 0
    05/31/2018 14:15 34 31 3 8.5 < 1 6.9 91.08 530 7 0
    04/28/2018 11:30 22 23 2 8.5 < 4 6.4 74.24 730 3 0.05
    12/19/2017 15:00 25 15 3 8 4 7.9 79 740 0 0.8
    11/28/2017 18:00 26 18 3 8 4 8.2 86.92 780 14 0
    10/30/2017 10:30 22 16 3 3 8.2 83.64 14 0
    07/31/2017 15:30 34.5 32 2 8.5 < 1 6.9 92.46 590 16 0
    06/27/2017 10:00 27 28.5 2 8.5 1 5.1 64.77 510 1 1.63
    05/27/2017 12:00 30 26 2 7.5 < 1 5.5 67.1 550 5 0
    04/29/2017 16:04 33 27 2 8.5 < 1 7.8 96.72 590 14 0
    01/30/2017 17:45 24 15 2 8 < 1 7.9 79 620 7 0
    12/29/2016 10:15 18 19 2 8 2 6.9 74.52 670 7 0
    11/25/2016 11:45 23 19 2 8 2 7.2 77.76 600 7 0.02
    10/31/2016 12:45 23 24 2 8 < 4 7.4 87.32 680 30 0
    09/30/2016 16:15 29 25 2 7.5 < 1 7 84 630 5 0
    08/29/2016 17:45 34 29 3 7.5 1 5.8 74.24 570 0 0.3
    08/28/2016 17:00 37 30 3 7.4 0.5 5.1 66.3 490 8 0 0.1 170
    07/12/2016 12:00 30 30 3 8.4 0.75 8.15 105.95 700 30 0 0.18
    04/23/2016 12:00 36 24 4 7.4 0.75 5.6 66.08 410 7 0 0.5
    03/20/2016 12:00 15 22 3 7.6 1.5 7 79.8 610 30 0 0.15 80
    02/21/2016 17:00 21 19 2 8.3 3 7.4 79.92 8209 1 0.8 0.3 50
    01/23/2016 09:30 7 11 2 7.5 3 9.1 83.72 700 30 0 0.4 90
    10/03/2015 14:00 26 25 1 7.5 2 9.9 118.8 740 30 0 27 10
    09/25/2015 12:00 29 25 1 8.9 < 0.25 11.3 135.6 510 30 0 0.16
    08/28/2015 15:00 35 31 3 8.6 2 8 105.6 800 30 0 0.3 30
    07/22/2015 12:30 29 34 3 7.8 2 7.75 106.95 750 30 0 0.11
    06/20/2015 13:00 26 26 3 7.5 0.5 4.8 58.56 370 5 0 0.5 1230
    05/25/2015 17:00 26 23 5 7.3 0.5 5 58 300 1 2.9 0.3
    04/29/2015 14:30 22 21 3 7.3 1.5 5.9 66.08 490 16 0.3 12
    02/15/2015 12:30 22 16 3 8.4 1.5 9.4 95.88 710 30 0 0.46 90
    01/25/2015 10:30 21 19 3 7.5 1 8.1 87.48 280 3 1.14 0.4
    12/28/2014 12:00 4 10 2 8.1 3 9.2 82.8 730 2 0.64 0.36
    11/30/2014 15:30 20 18 3 7.4 1.5 7.6 80.56 460 30 0 0.21 260
    10/27/2014 11:00 28 24 3 7.4 3 6 70.8 710 30 0 0.52 40
    09/28/2014 12:00 36 28 1 8.3 1 6 75.6 520 7 0 0.3 70
    09/02/2014 11:19 31.5 29.9 3 8 2 5.25 68.15 650 1
    08/10/2014 14:10 35 31 3 7.6 1.5 5.6 73.92 630 30 0 0.26
    07/26/2014 11:30 35 31 3 7.4 0.75 5.2 68.64 640 30 0 0.15 50
    06/29/2014 15:00 29 30 3 7.12 1.5 7.1 92.3 640 30 0 0.22 20
    05/29/2014 10:00 22 22 4 7.5 1.5 5.2 59.28 350 3 1.78 0.3 2900
    04/11/2014 13:30 27 23 3 8.2 2.5 8.15 94.54 780 30 0 0.35 30
    03/02/2014 12:30 4 15 3 6.96 2 7 70 770 30 0.2 0.35 30
    02/11/2014 09:45 4 7 3 7.24 2.5 9.7 81.48 770 30 0 0.67
    01/27/2014 08:45 24 13 3 8.85 2 11.6 111.36 840 30 0 0.55 80
    12/08/2013 15:00 5 9 2 7.54 2 9 79.2 880 30 0 0.62
    11/12/2013 12:30 12 18 3 7.24 2 7.2 76.32 640 29 0 0.25 100
    10/07/2013 14:27 24 18 2 8.2 0.25 6.7 71.02 540 30 0 0.22 50
    09/11/2013 11:00 30 29 3 8.4 0.5 5 64 680 30 0 0.73 20
    08/13/2013 11:00 26 29 3 8.65 0.5 4.75 60.8 580 30 0 0.38 80
    07/24/2013 16:30 29 30 1 8.8 0.75 6.3 81.9 580 30 0 0.48 30
    06/28/2013 09:45 28 29 2 8.6 1.5 5.1 65.28 610 19 0 0.57 40
    05/25/2013 15:30 27 28 3 8.1 2 6.5 81.9 610 15 0.02 0.38 200
    04/28/2013 12:30 21 22 2 7.6 3 6.8 77.52 660 1 0.36 0.38 80
    03/30/2013 15:45 26 22 3 8.28 2.75 6.2 70.68 760 30 > 1.2 10
    02/27/2013 16:00 21 17 3 8.2 3 11.5 119.6 810 30 0.01 0.52 70
    01/30/2013 16:30 19 17 3 8.4 3 9.8 101.92 740 22 0 0.63 90
    12/16/2012 15:00 19 17 2 8.5 7.4 76.96 700 2 0.66 0.5 320
    11/18/2012 12:30 22 17 3 8.4 1 9.3 96.72 750 30 0 0.64 20
    10/28/2012 14:30 14 18 1 8.2 1 8.7 92.22 670 30 0 0.7 210
    10/23/2012 14:00 30 26 3 8 3 6.45 78.69 620 8 0 > 1.2 30
    09/27/2012 14:40 30 29 2 8.5 1 6.9 88.32 490 30 0 0.52 30
    08/29/2012 18:30 24.5 31 3 8.9 1 6.3 83.16 10 0 0.22 70
    08/28/2012 14:00 34 31 2 9.1 < 0.25 9.35 123.42 460 7 0 0.24 40
    07/27/2012 13:30 34 31 3 8 < 1 6.55 86.46 530 14 0 0.795 20
    07/27/2012 10:00 30 30 3 7.5 1 5.4 70.2 500 30 0 0.3 30
    06/28/2012 07:30 27 31 1 7.5 1 6.1 80.52 30 0 0.23 10
    05/30/2012 17:30 31 32 2 7.5 1 8.5 113.9 15 0 0.31 10
    04/24/2012 10:30 23.5 23 3 8 2 7.15 82.94 710 7 0 1.09 100
    03/27/2012 10:00 22.5 22 3 7.5 < 1 6.75 76.95 600 7 0 0.32 70
    03/25/2012 11:30 19 20 3 7 1 6.5 71.5 530 6 0 0.12 270
    02/28/2012 10:15 17 18 3 7.5 < 1 8 84.8 630 10 0 0.8 10
    02/25/2012 15:00 15 16 2 7.5 1 7.4 75.48 560 7 0 0.17 40
    01/24/2012 10:30 18 15.5 2 7.5 < 6 8.4 84.84 680 0.13 0 > 1.2
    12/28/2011 10:30 15 11 2 7.5 < 4 9.6 88.32 570 6 0 1.1 50
    11/22/2011 10:10 16 20 3 < 4 6.2 68.2 740 7 0 > 1.2
    10/25/2011 10:40 24 23 2 8 < 1 6.3 73.08 610 30 0 > 1.2 10
    09/27/2011 10:30 28 27 3 8 < 1 5.3 65.72 520 30 0 > 1.2 20
    08/30/2011 10:20 30 30 3 8 < 1 5.15 66.95 500 7 0 0.465 20
    07/26/2011 10:25 30.5 29 3 8 < 1 5.45 69.76 510 25 0 0.6 50
    06/21/2011 10:30 30 28 3 8 < 1 6 75.6 490 30 0 0.75 40
    05/17/2011 10:30 25 23 3 7.5 < 1 6.4 74.24 460 5 0 0.369 50
    04/26/2011 10:05 27 26 3 8 < 1 5.4 65.88 510 52 0 0.57
    03/30/2011 10:40 12 17 3 8 < 4 7.1 73.84 630 30 0 > 1.2
    02/23/2011 10:15 20 19 2 7.5 < 4 6.65 71.82 630 30 0 > 1.2
    01/25/2011 10:30 10.5 11 3 8 < 4 10 92 540 1 0.1 > 1.2
    12/28/2010 10:40 14 9 2 8 640 4 0 > 1.2
    11/23/2010 10:40 23 20 2 7.5 < 4 7.3 80.3 660 15 0 > 1.2
    10/26/2010 10:35 25 23 3 7.5 4 5.7 66.12 660 10 0.3 0.91
    09/21/2010 10:15 23 24 3 7.5 1 6.3 74.34 530 1 0.3 0.412
    08/24/2010 10:30 30 28 3 8 < 1 5.1 64.26 530 7 0 0.28
    07/27/2010 10:40 27 28 3 8 < 1 5.65 71.19 530 1 0.65 0.56
    06/29/2010 10:40 27 27 3 8 < 1 5.6 69.44 510 10 0 1.085
    05/25/2010 10:45 25 25 3 8 < 1 5.55 66.6 520 8 0 0.29
    04/27/2010 10:37 17 19 3 8 < 1 6.6 71.28 530 7 0 0.26
    03/30/2010 10:40 17 16 3 7.5 < 1 7.1 72.42 570 7 0 0.255
    03/02/2010 10:40 9 11 3 8 9.8 90.16 660 1 0.65 0.53
    01/26/2010 10:05 13 12 3 8 < 1 8.75 82.25 620 7 0 > 1.22
    12/22/2009 10:05 17 11.5 3 7 9.05 84.17 690 4 0 0.905
    11/24/2009 10:13 13 14 3 7 < 1 6.85 67.13 430 0 2.5 0.15
    10/27/2009 10:10 12 15 3 7.5 < 1 5.95 59.5 170 1 2 0.05
    09/29/2009 15:10 26 24 3 7.5 < 1 4.3 330 0 1.4 0.095
    08/18/2009 10:10 31 28 3 7.5 4.8 60.48 510 10 0 0.28
    07/28/2009 10:15 29 27 3 8 1 5.2 64.48 500 7 0 0.56
    06/23/2009 10:06 28 27 3 7 < 1 5.3 65.72 490 10 0 0.59
    05/26/2009 10:06 25 25 3 7.5 < 1 5.65 67.8 490 2 1 0.255
    04/28/2009 10:10 23 21 3 7.5 < 1 5.3 59.36 520 0 1 0.31
    03/24/2009 10:15 21 19.5 2 8 2 6.3 68.67 550 9 0 1.07
    02/24/2009 10:10 16 15.5 2 8 < 1 9.4 94.94 620 30 0
    11/30/2008 14:00 15.5 15 2 7.8 4 9.05 90.5 660 20 3 0.94 83.25
    11/22/2008 14:00 13 14.5 2 7.8 2 9.63 95.29 680 11 0 1.11 33.3
    11/15/2008 14:00 24 21.5 2 7.7 < 2 7.95 89.84 650 4 0 0.92 99.9
    11/09/2008 14:00 22 19 2 7.6 4 8.3 89.64 610 55 0.5 0.89 99.9
    11/02/2008 14:00 24 21 2 7.7 < 4 8.95 100.24 610 45 0 0.95 33.3
    10/26/2008 15:00 27 21 2 7.7 < 4 9.55 106.96 570 30 0 1.1 33.3
    10/18/2008 13:00 24.5 21.5 3 7.7 < 1 7.3 82.49 540 3 2 0.64 33.3
    10/13/2008 15:00 29.5 45 3 7.7 < 1 6.25 100 490 28 0 0.7
    10/05/2008 15:00 29.5 25 2 7.8 2 6.4 76.8 490 30 0 0.29
    09/27/2008 14:00 28 26 3 7.8 < 1 5.8 70.76 510 20 0 0.3 33.3
    09/19/2008 15:00 26 24 3 7.6 < 1 6.23 73.46 550 6 0 0.24 33.3
    09/12/2008 15:00 30.5 29.5 2 7.7 < 2 7.85 101.27 500 14 0
    09/06/2008 14:00 30.5 29.5 2 7.7 < 2 8 103.2 500 7 0
    08/09/2008 14:00 35 32 2 7.7 6 80.4 520 7
    07/14/2008 14:00 36.5 31 2 7.8 5.78 76.23 470 6 0
    06/02/2008 14:00 34.5 29.5 3 7.7 6.05 78.05 460 20 0
    05/03/2008 14:00 19.5 23.5 2 7.5 6.1 71.37 480 7 0
    04/01/2008 14:30 28 25 2 7.5 6.2 74.4 550 10 0.2
    03/08/2008 14:00 16 14 2 7.7 9.65 94.57 580 2 1.5
    02/10/2008 14:00 19 17 2 7.7 9.35 97.24 630 21 0
    01/03/2008 14:00 10 9.5 3 8 13.1 116.59 660 12 0
    12/05/2007 11:30 19 14 1 7.6 9.05 88.69 620 14 0
    11/01/2007 14:00 21.5 20 2 7.8 8.65 95.15 610 18 0
    10/01/2007 14:00 29 28.5 2 7.8 7.6 96.52 510 21 0
    09/06/2007 15:00 29.5 27 3 7.7 5.75 71.3 420 2 1.5
    07/06/2007 10:00 28 24.5 4 7.4 5.55 66.05 340 0 1
    06/04/2007 14:30 26.5 24 5 7.6 5.98 70.51 490 1 1
    05/04/2007 14:00 27 23 5 7.7 < 1 5.05 58.58 390 2 1.5
    04/06/2007 15:20 20 24 3 7.6 < 1 6.6 77.88 530 7 0.5
    03/06/2007 14:00 19.5 16 2 7.8 < 1 10.55 107.61 730 21 0
    02/03/2007 16:00 9.5 10 2 7.5 < 1 9.8 88.2 660 11 0
    01/03/2007 14:30 13 11.5 2 7.4 < 1 8.7 80.91 380 5 0
    12/06/2006 16:00 14 13.5 2 7.7 < 1 10.25 99.43 670 7 0
    11/01/2006 16:00 17 20 2 7.8 < 1 8.05 88.55 580 7 0
    10/05/2006 16:00 30.5 28.5 4 7.7 < 1 7 88.9 620 14 0
    09/03/2006 14:00 32 29.5 Low 7.8 < 1 6.65 85.79 520 0
    08/04/2006 15:00 35 32 Low 7.6 < 1 6.35 85.09 540 25 1
    07/05/2006 14:30 31.5 29 Normal 7.6 < 1 6.35 81.28 470 2 1
    06/01/2006 15:00 27.5 26.5 No Flow 7.5 < 1 5.95 73.19 510 3 2
    05/06/2006 13:00 22 26 Normal 7.6 < 1 6.45 78.69 500 0 2.5
    04/11/2006 13:30 24.5 23 Low 7.5 < 1 7.15 82.94 540 14 0
    03/05/2006 14:00 25.5 21 Low 7.7 < 1 9.65 108.08 630 10 0
    02/01/2006 13:30 24 17 Low 7.7 < 1 9.85 102.44 610 20 0.2
    01/05/2006 15:00 24 16 Low 8.1 < 1 10.26 104.68 640 30 0
    12/07/2005 13:30 7 11.5 Low 7 < 1 7.85 73.01 610 30 0
    11/03/2005 14:30 26 19.5 Low 7.5 < 10 8 87.2 580 4 0
    10/05/2005 18:00 29.5 27 Normal 7.5 < 1 6.5 80.6 490 30 0
    09/10/2005 13:00 31 28.5 Normal 7.8 < 1 6 76.2 500 22 0
    08/07/2005 14:00 34 32 Normal 7.6 < 1 7.25 97.15 510 2 2
    07/06/2005 14:30 37.5 31 Low 7.7 < 1 7.1 93.72 460 37 0
    06/05/2005 14:00 32 29 Low 7.7 < 1 6.75 86.4 480 5 0
    05/04/2005 14:30 23.5 23 Low 7.7 < 1 8.4 97.44 550 5 0.4
    04/03/2005 13:20 20 18 Normal 7.4 < 1 7.9 83.74 470 3 0.5
    03/06/2005 15:00 16.5 15.5 High 7.7 < 1 8.25 83.33 440 0 1.7
    02/05/2005 14:00 14 12 Normal 7.7 < 1 9.5 89.3 470 4 1.5
    04/09/2004 16:30 29 24 High 7.4 1 6.5 76.7 440 5 2
    09/06/2001 12:25 29.5 26.5 High 7.7 < 1 5 60.5 230 0
    07/11/2001 15:05 34.5 32 8.4 < 1 6.7 88.4 560
    02/08/2001 18:00 23 6 High 7.1 < 1 9.4 75.6 440 6
    12/11/2000 09:35 21 5 Low 8.1 < 1 9.1 70.6 9 0
    11/21/2000 14:23 26 22 Normal 7.7 < 1 9.6 107 3 2
    10/01/2000 09:30 27 24 Low 7.3 < 1 10.4 120.6 15 0
    09/04/2000 19:15 34 31.5 Low 8.4 < 1 7.1 92.4 2 0.1
    07/21/2000 13:45 36 32 Normal 7.4 < 1 6.8 89.8
    05/12/2000 16:20 34 30 Normal 7.4 < 1 6.6 84.5 40
    04/18/2000 17:30 27 27 Normal 8.2 < 1 8.5 103.7 3 0
    04/15/2000 17:30 27 27 Normal 8.2 < 1 8.5 103.7 0 0
    04/03/2000 14:30 35 22 High 8 < 1 8.2 91.8 0 0.5
    03/16/2000 12:00 33 21 8.1 < 1 9 99 1 0.5
    02/21/2000 15:23 28 19 8.2 < 1 10 106 0
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