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

  • Site 373
  • Williamson Creek below Old Bee Caves Road
  • 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)
    05/31/2011 09:15 27 24 2 7 < 1 1.5 17.7 710 11 0 0.8
    05/02/2011 09:00 12.5 14 2 7 < 1 3.6 35.28 740 1 0.04 0.8
    03/25/2011 08:45 18 19 3 7 < 1 5.05 54.54 680 46 0 0.8
    02/23/2011 09:30 15 15.5 3 7.5 < 1 7.05 71.2 650 14 0 > 1.25
    01/20/2011 09:00 9 13 3 7.5 < 1 8.05 77.28 670 1 0.16 > 1.25
    12/21/2010 08:00 12 14 2 7.5 < 1 8.05 78.89 620 40 0 > 1.25
    11/27/2010 08:45 4 7 2 7.5 < 1 6.25 52.5 680 15 0 > 1.25
    10/24/2010 08:30 21 20 2 7.5 < 1 6.15 67.65 610 13 0 > 1.25
    09/26/2010 08:00 22 20 2 7.5 < 1 6 66 630 2 0.33 > 1.25
    08/22/2010 09:00 29.5 25 1 7.5 < 1 3.3 39.6 640 11 0 > 1.25
    07/10/2010 09:05 25 25 2 7.5 < 1 5.75 69 690 1 0.55
    06/20/2010 08:30 27 24 1 7 < 1 6.35 74.93 630 11 0
    05/16/2010 09:30 25 20 2 7 < 1 7.15 78.65 1 1.1
    04/18/2010 10:30 17 15.5 3 7.5 < 1 8.1 81.81 1 2.62
    03/13/2010 10:30 17 14 2 7.5 < 1 11.7 114.66 660 4 0
    02/06/2010 09:30 9 11 3 7.5 < 1 9.83 90.44 640 1 1.46
    01/03/2010 09:00 10 8 3 7 < 1 6.15 52.89 610 4 0
    12/01/2009 11:55 16.8 16.2 3 6.7 0 1.11
    10/18/2009 09:00 17 14 3 7 6.5 730 5 0
    09/25/2009 16:00 24 23 2 6.5 5.5 600 1 2.59
    08/19/2009 18:00 34 1 7 0
    07/18/2009 08:30 27 26 1 6.5 < 1 6.55 79.91 580 15 0
    06/07/2009 08:30 25.5 22 1 7 < 1 6.1 69.54 640 5 0
    05/02/2009 09:50 25.5 22 2 7.5 < 1 6.2 70.68 680 3
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