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

  • Site 361
  • South Llano River at South Llano River State Park
  • 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)
    08/19/2012 12:00 30 22 3 7.5 < 1 6.7 76.38 390 1 0.22 0.7 30
    07/15/2012 09:30 28 22 3 7.5 < 1 6.3 71.82 380 10 0 0.8 20
    06/19/2012 11:00 28 21 5 7.5 < 1 6.1 68.32 390 1 0.87 0.2 30
    05/14/2012 11:30 25 20 3 7.5 < 1 5.9 64.9 370 4 0.02 > 1.2 10
    04/17/2012 13:00 28 23 3 7 < 1 6.7 77.72 410 14 0 > 1.2
    03/14/2012 13:15 22 17 3 7 < 1 6.95 72.28 410 4 0 > 1.2
    07/25/2011 15:15 34 30 2 7.7 < 1 6.5 84.5 330 15 0 > 1.2
    06/12/2011 10:30 32 27 3 7.6 < 1 6.5 80.6 360 30 0 > 1.2 20
    05/22/2011 10:30 35 24 3 7.4 < 1 7 82.6 360 30 0 > 1.2 10
    03/19/2011 14:30 22 21 3 7.4 < 1 8 89.6 400 30 0 > 1.2 10
    03/07/2011 14:15 30 16 3 7.3 < 1 8.2 83.64 400 30 0 > 1.2
    02/15/2011 13:30 28 13 3 7.1 < 1 9.65 92.64 430 30 0 > 1.2
    01/09/2011 10:30 7 13 3 7.1 < 1 9.3 89.28 410 0 0.25 > 1.2
    12/15/2010 10:30 6 13 3 7.1 < 1 8.9 85.44 400 55 0 > 1.2
    11/20/2010 10:30 6 19 3 7.1 < 1 8.3 89.64 390 30 0 > 1.2
    10/12/2010 10:00 25 21 3 7.1 < 1 7.3 81.76 320 28 0 > 1.22
    09/13/2010 16:00 36 27 3 7.1 < 1 8.4 104.16 370 5 0 > 1.2 10
    08/29/2010 10:30 31 25 3 7.2 < 1 6.5 78 420 5 0 > 1.2 10
    07/18/2010 10:30 34 24 3 7.2 < 1 6.75 79.65 380 12 0 1.1 20
    06/06/2010 10:30 32.5 26 3 7.1 < 1 7 85.4 370 3 0 > 1.2
    05/02/2010 10:30 21 19.5 3 7.7 < 1 7.2 78.48 390 2 0.43 0.74
    03/21/2010 10:30 8 12 3 7.3 < 1 8.8 400 2 0.76 0.93
    02/15/2010 11:00 13 10 3 7.8 < 1 9 81 420 5 0 0.95 10
    01/08/2010 15:30 2 7 3 7.4 < 1 10.1 84.84 420 30 0 1.05
    12/11/2009 13:00 11.5 10 3 7.1 < 1 9.75 87.75 420 14 1.2
    11/08/2009 10:00 22 20 3 7.1 < 1 8.9 97.9 390 9 > 1.2
    10/01/2009 09:00 22 23 3 7.1 < 1 8.1 93.96 360 11 > 1.2 20
    09/15/2009 14:00 22 24 3 7.1 < 1 7.9 93.22 380 20 > 1.2 20
    07/12/2009 10:30 31 26 2 7.2 < 1 6.47 78.89 370 42 0 0.9
    06/14/2009 14:30 39 28 3 7.1 < 1 7.2 90.72 290 10 0 > 1.2
    05/25/2009 10:30 28 22 3 7.1 < 1 8.2 93.48 290 2 0.67 > 1.2 10
    04/11/2009 14:30 22 16 3 7.1 < 1 7.3 74.46 310 9 0 > 1.2 10
    03/18/2009 14:30 27 15 3 7.1 < 1 7.8 78 380 10 0 > 1.2
    02/14/2009 14:00 11 13 3 7.1 < 1 7.8 74.88 370 90 0 > 1.2
    01/20/2009 12:00 14 13 3 7.1 < 1 8.8 84.48 390 90 0 > 1.2
    12/15/2008 14:30 2 10 3 7.3 < 1 9.85 88.65 430 90 0 > 1.2
    09/06/2008 14:30 34 27 3 7 < 1 8.2 101.68 380 10 0 > 1.2 10
    08/09/2008 10:00 31 26 3 7.1 < 1 6 73.2 380 5 0 > 1.2 10
    07/19/2008 14:30 29 26 3 7.1 < 1 6.45 78.69 390 15 0 > 1.2 10
    06/14/2008 14:30 34.5 27 3 7.2 < 1 7.1 88.04 370 37 0 > 1.2 10
    06/07/2008 14:30 36 23 3 7.1 < 1 7.75 89.9 380 10 0 > 1.2 10
    05/17/2008 14:30 28 22.5 3 7.1 < 1 7 80.5 370 1 1.4 1.1 20
    04/15/2008 10:00 20 18 3 7.4 < 1 8 84.8 400 11 0 > 1.2 20
    03/17/2008 15:30 34 22 3 7.3 < 1 7.8 88.92 410 7 0 1.1
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