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

  • Site 12
  • Backbone Creek above Lake Marble Falls
  • Hydromet Rainfall
  • Hydromet Flow
  • Graph Data
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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)
    03/05/1997 11:30 14 12 8.2 < 1 10 95 33
    01/29/1997 11:30 18 17 8.4 < 1 9.45 98 28 0
    01/29/1997 11:30 18 17 8.4 < 1 9.45 98 0
    11/20/1996 11:15 33 22 8.3 < 1 8.2 102
    11/13/1996 19:00 18 18 8.6 1 6.2 78 6 0
    11/09/1996 12:15 18 20 8 < 2 7.5 95 2 0.53
    10/30/1996 11:20 7.6 < 2 6 0 0.02
    10/23/1996 11:20 33 23 8.4 < 1 8.5 120 1 0.01
    10/09/1996 13:50 8.4 < 1 8.1 8 0
    06/05/1996 9:15 26 27 High 8.2 < 2 7.1 110 1 0.27
    05/20/1996 11:15 32 28 High 8.1 < 1 6.75 112
    05/15/1996 11:20 33 26 High 7.8 < 1 6.35 90
    05/09/1996 11:15 27 26 High 8.6 < 2 6.2 95 1 0.05
    05/03/1996 11:15 32 33 Low 8.4 1 6.9 128 0
    04/19/1996 08:15 24 24 Normal 8.4 < 1 8.7 113 15 0
    04/02/1996 11:15 28 22 High 8.5 < 1 8.45 108 3
    03/29/1996 12:05 30 25 High 8.4 < 1 9.5 125 1 1.25
    03/21/1996 11:15 32 28 Normal 8.4 < 1 8.55 130 5 0
    03/06/1996 11:30 Normal 8 < 1 8.8 130 1
    03/01/1996 6 13 High 8.4 < 1 9.35 70 1
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