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

  • Site 242
  • Llano River at Highway 87
  • 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)
    10/18/2009 14:40 27 24 3 8.5 8.2 350 5 0 > 1.2
    08/08/2009 13:15 39 31 3 8.5 6.4 84.48 320 7 0 > 1.2
    06/14/2009 20:00 30 31 3 9 6.25 82.5 330 3 > 1.2
    05/10/2009 14:20 32 28 2 8 < 1 7 88.2 370 7 0 > 1.2
    04/04/2009 15:00 37 25 2 8.5 < 1 8.9 106.8 360 9 0.19 > 1.2
    05/25/2002 10:30 24.5 24 Normal 8.4 < 1 6.7 77.7 410 1 1
    04/14/2002 17:39 30 24.5 High 8.5 < 1 9 105.3 430 1 0.2
    01/26/2002 18:00 16.5 12 High 8.9 < 1 11.7 107.6 420
    11/03/2001 10:00 26.5 22 Normal 8.3 < 1 9.1 101.9 400 0
    10/21/2001 09:00 19 20 Normal 8.2 < 1 6.7 71.8 400 0
    09/23/2001 11:00 35 High 7.8 < 1 7.5 300 3 1.5
    05/13/2001 17:00 27.5 26 High 8.5 < 1 9.9 119.4 440 0 2
    04/22/2001 07:20 22 20.5 High 7.9 < 1 7 75.8 480 0
    02/23/2001 10:30 14 14.5 High 8.1 2 9.3 90.2 0
    12/31/2000 12:00 9 10 Normal 8.3 < 2 11.6 102.1
    11/12/2000 08:00 17 15 High 8.2 < 2 9.4 92.1 320 0 0
    10/01/2000 15:00 26 26 Normal 8.5 < 1 11.7 140.4 4 0
    09/10/2000 16:00 36 32 Low 9 < 1 10.9 143.9 0
    08/06/2000 19:00 34 31 Low 8.6 < 1 7.1 91.7 0
    07/02/2000 16:00 34 31 Normal 8.3 < 1 6.8 88.4
    06/24/2000 17:00 33 30 Normal 8.3 < 1 7 89.6
    04/16/2000 17:30 31 Normal 8.3 1 8.3 0
    03/05/2000 16:00 20.5 18.5 Normal 8.1 9.6 100.8 0
    02/06/2000 15:48 19.5 14 Normal 8.3 < 1 10.7 102.7
    01/15/2000 13:00 19.5 14 Normal 8.3 < 1 10.1 97 0 40
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