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

  • Site 10
  • Lake LBJ at Landing Strip
  • Hydromet Rainfall
  • Hydromet Flow
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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)
    11/24/2017 16:00 29.5 28 1 7.6 95.76 410 0 0 > 1.3 80
    08/17/2017 18:39 35 30 1 7.5 5.6 72.8 210 2 0 1.3
    07/21/2017 19:00 36 32 1 210 6.7 89.78 290 3 0 1
    04/22/2017 17:09 18 20 1 7.5 7.2 79.2 410 5 0 1
    06/22/2014 16:00 33 28 1 7 6.15 77.49 450 10 0 > 1.22
    10/18/2013 14:30 22 24 1 7 5.7 67.26 470 2 2.4 > 1.25
    08/23/2013 09:11 28 30 1 7.5 5.8 75.4 480 30 0 1
    03/03/2013 15:03 23 15 1 7.5 8.8 88 470 30 0 > 1.3
    02/03/2013 15:52 20 15 1 7.5 9 90 470 26 0 > 1.5
    01/06/2013 06:05 15.5 11 1 7.8 9.6 88.32 30 0 > 1.25
    11/23/2012 09:00 19 18 8.5 < 1 7.5 79.5 430 30 0 1
    10/13/2012 17:00 29.5 25 1 7.5 7.25 87 430 1 1.75 > 1.25
    10/11/2012 15:00 25 27.5 8.5 < 1 7.7 96.25 430 11 0 1
    09/15/2012 13:30 24 27 8.2 < 1 6.1 75.64 450 2 2.65 > 1.1
    09/02/2012 16:00 36.5 30 1 7.5 5.4 70.2 420 30 0 .75
    08/16/2012 10:00 31 29.5 8.3 < 1 4.5 58.05 400 30 0 1
    08/05/2012 19:57 32 30 1 7.5 7.15 92.95 380 30 0 1.1
    07/12/2012 10:30 31 29 8.4 < 1 6.1 78.08 390 4 0.34 1
    07/08/2012 13:55 35 31 1 7.5 6.1 80.52 380 30 0 .8
    06/16/2012 10:35 31 28 8.4 < 1 5.5 69.3 370 30 0 1
    06/03/2012 16:40 38 28 1 8 7.3 91.98 400 30 0 .8
    05/10/2012 09:30 22 24 8.2 < 1 6.3 74.34 430 2 0.82 .8
    05/06/2012 16:00 34.5 27.5 1 7.5 5.9 73.75 420 30 0 > 1.25
    04/14/2012 11:40 26 23 8.2 < 1 7.5 87 400 24 0 1
    04/01/2012 16:29 31 24.5 1 7.5 8.15 96.98 390 12 0 > 1.25
    03/18/2012 15:50 1 7.5 7.9 460 30 0 1
    03/07/2012 10:30 20 17 8 < 1 9.3 96.72 440 18 0 > 1
    02/23/2012 11:45 26 15 1 8.4 < 1 8.3 83 390 4 0 .9
    02/12/2012 15:55 1 7 9.4 520 3 0.2 1
    01/07/2012 13:30 20 14 8.4 9.2 90.16 490 16 0 > 1
    01/01/2012 16:00 13 10 1 7.5 9.8 88.2 510 9 > 1.25
    12/15/2011 14:20 15 14 8.3 < 1 9.1 89.18 500 4 0 > 1.1
    12/04/2011 08:00 6 11 7.5 7.4 68.08 520 1 0.75 > 1.25
    11/20/2011 13:14 25 18 7.5 8 84.8 520 30 0 1
    11/08/2011 13:30 29 20 8.4 < 1 7.3 80.3 510 30 0 > 1
    10/11/2011 10:00 20 24 8.2 < 1 6.1 71.98 520 2 2.2 .7
    10/02/2011 16:30 30.5 27.5 8 5.8 72.5 510 5 0 > 1.25
    09/08/2011 14:30 33 28 8.5 < 1 6.9 86.94 430 30 0 .8
    09/04/2011 14:00 35 29.5 7.5 5 64.5 510 30 0 1
    08/07/2011 14:00 39 32 7.5 6 80.4 490 125 0 1
    07/12/2011 12:30 35 30 8.4 < 1 7.1 92.3 450 21 0 .7
    07/10/2011 14:00 35 31 7.5 5.5 72.6 470 105 0 > 1
    06/13/2011 13:30 39 29 8.4 7.2 92.16 460 32 0 .75
    06/05/2011 14:30 37 29 7.5 7.1 90.88 430 24 0 .75
    05/13/2011 16:30 30 26 7.5 < 1 7.15 87.23 450 1 2.53
    05/01/2011 13:09 22 24 7.5 7.4 87.32 430 9 0 .75
    04/16/2011 10:45 22.5 21.5 8.4 < 1 7.05 79.66 430 5 0
    04/10/2011 15:35 32 24 7.5 7.6 89.68 450 65 0 > 1.25
    03/06/2011 13:30 19 17 8.2 < 1 8.3 86.32 450 33 0 > 1
    02/08/2011 15:00 18 10 8.2 < 1 9.9 89.1 440 7 0 .8
    01/06/2011 15:10 17 12 8.2 8.35 78.49 440 87 0 .8
    11/29/2010 12:00 23 18 7.5 < 1 7.1 75.26 420 49 0
    08/05/2000 09:00 27.5 29.5 8.5 6.8 86.4 11 0.2 1.18
    07/09/2000 09:30 28 29.5 8.1 7 88.3 0 1.6
    06/09/2000 10:30 23.5 27 8.2 < 1 6.6 80.5 0 0.5 .93 60
    05/02/2000 09:30 19 23.5 8.2 6.7 77.1 1 2.3 .99
    04/18/2000 09:15 23 23 8.3 7.5 85.9 7 0 1.4 10
    04/18/2000 09:15 23 23 8.3 7.5 85.9 7 0 1.14
    04/03/2000 11:10 14.5 19 8.2 7.6 80.6 0 0.75 1.11
    03/10/2000 09:10 21 19 8.2 8.1 85.3 2 0.7 1.02 10
    02/02/2000 10:00 8.5 11 8 8.9 80.1 1 0.5 1.24
    12/24/1999 10:30 13 11.5 8 8.6 78.3 9 0 1.15
    03/02/1999 12:00 27 18 7.4 < 1 9.4 97.8 4 0 .6
    02/01/1999 13:00 21 18 7.4 1 8.1 84.2 0 .78
    12/08/1998 10:30 21 18 7.4 < 1 7.9 82.2 3 0.25 > .8
    11/18/1998 02:00 26 18 7.6 < 1 7.1 73.8 3 1.6 9.5
    09/13/1998 08:50 33 26.5 7.2 < 1 4.3 52 1 0.4 .7 6
    03/16/1998 13:15 27 15 7.5 < 1 9 88.2 0 2.8 .5 24
    02/15/1998 15:00 24 17 8.8 1 8.8 1 3 .6
    11/24/1997 14:00 19 17 8.3 < 1 9.5 100 9 .6
    08/17/1997 13:25 38 32 8.2 < 1 5.85 .6 100
    07/23/1997 15:30 32 34 7.4 < 1 6.8 26 0 .5 2.5
    07/02/1997 11:50 27 30 7.4 < 1 8 100 .46 1350
    06/18/1997 19:05 32 32 8.2 < 1 7.8 105 2 0.2 .85 48
    05/31/1997 14:15 29 29 7.5 < 1 6.8 90 0 0.4 .65 60.5
    05/02/1997 13:45 32 24 7.1 < 1 8.7 100 5 0 42
    03/10/1997 15:30 24 19 7 < 1 8 85 0 1.6 .24 117.5
    02/10/1997 12:35 21 19 7.6 < 1 7 1 0.65 .38 35
    11/21/1996 11:20 20 19 7.7 < 1 6.3 14 0 .08 150
    11/08/1996 14:00 20 18 7.7 < 1 8.75 88 2 0.6 2.59
    10/08/1996 14:00 23 24 7.1 < 0.5 7.85 90 5 0 1 31
    09/13/1996 15:45 27 28 7.5 < 1 7.6 95 0 0.1 1.12
    08/12/1996 14:40 35 34 8.1 < 1 6.8 90 1.34
    07/22/1996 10:30 33 30 8 < 1 6.8 90 8 0 1.23 16.5
    06/26/1996 11:00 32 30 8 1 6.9 92 1.34 24
    06/04/1996 10:10 28.5 29 7.9 < 2 7.3 95 0 0.5 1.37 72
    05/01/1996 11:15 28 21 7.4 < 1 8.4 93 2 0.1 .82
    04/12/1996 14:25 30 22 8.2 < 1 10 118 0 0.01 1.02 20
    12/13/1995 17:15 23 17 7.4 1 10 102 12 0 1.04 32.5
    11/27/1995 10:11 22.5 17.5 8.2 < 1 8.2 85 10 0 .98 45
    10/16/1995 14:40 30 25 7.9 0.25 7.6 90 4.3 12
    09/19/1995 15:00 32 30 7.2 0.25 7.35 95 2 0.2 3.65
    09/05/1995 10:15 32 30 7.1 0.25 6.1 5 0 3.9
    08/16/1995 14:05 33 31 7.4 0.25 6.8 87 1 0.1 3.83
    08/01/1995 13:15 30 29 6.2 0.25 6.95 87 1 0.5 97.5
    01/16/1995 12:00 22 12 8.2 < 1 11.5 105 9 0 1.92 2
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