LCRA LogoColorado River Watch Network (CRWN) Water Quality Data

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)
11/23/2011 15:50 6 2
06/26/2011 08:50 36.2 6 5 0
04/30/2011 13:55 29.9 Dry 75
01/30/2011 13:45 25 20 2 7.5 < 1 6.22 68.17 530 30 > 1.22
11/13/2010 14:20 16.5 20 2 7.5 < 1 6.35 69.85 530 12 0 > 1.22
09/10/2010 11:00 29.5 25.5 3 7.5 < 1 5.7 68.97 490 3 4 > 1.22
08/29/2010 15:25 34.5 34 1 61 0 > 1.22
06/29/2010 09:20 25.1 26.5 2 7.5 < 1 5.4 66.42 550 1 0.8 1.17
05/18/2010 11:30 25.7 24.1 3 7.5 < 1 7.05 83.33 480 2 1.75 0.99
03/27/2010 14:05 27.8 17.5 3 7.5 < 1 8.4 88.2 520 7 0.32 > 1.22
02/21/2010 12:15 22.5 16.5 3 7.5 < 1 8.55 88.07 510 13 0 > 1.22
01/22/2010 11:55 17.5 14.5 3 7.5 < 1 8.35 99.37 520 21 0 > 1.22
12/13/2009 15:05 23.5 16 3 7.5 < 1 8.4 85.68 520 11 0.2 > 1.22
11/11/2009 13:45 22.5 20 3 7.5 < 1 6.83 75.08 520 3 1.5 > 1.22
01/21/2008 09:30 16 15 1 < 1 5.8 58 570 5 0
12/06/2007 10:30 21 20 2 6.9 < 1 6.05 66.55 580 5 0
11/19/2007 13:00 26 24 3 7 < 1 6.2 73.16 560 3 0 > 1
10/29/2007 13:30 23 20 2 7 < 1 5.35 58.85 520 7 0 1
09/06/2007 10:00 26 25 3 6.5 < 1 5.5 66 510 5 0
08/09/2007 13:30 33 27 3 7 < 1 5.8 71.92 570 10 0
07/06/2007 11:30 24 24 4 6.5 < 1 5.7 67.26 570 3 0.5
06/18/2007 10:00 28 24 4 7 < 1 6 70.8 560 4 0.5
05/12/2007 13:00 25 20 3 7 7.6 83.6 580 7 0
04/21/2007 09:30 23 19 5 7 7.5 81 520 4 0
03/29/2007 10:30 21 18 5 7 7.85 83.21 510 3 3.5
02/26/2007 13:30 25 16 2 7 < 1 7.15 72.93 580 14
01/28/2007 14:00 20.5 14.5 2 7 < 1 7.35 72.77 600 4 0
11/21/2006 09:30 10 6 7
10/30/2006 11:30 24 6 5
09/19/2006 12:00 26.5 6 7
08/22/2006 10:00 31.5 6 14
07/16/2006 11:00 33 6 7
05/31/2006 19:30 24 25 No Flow 7.3 < 1 7.8 93.6 610 15 0
04/05/2006 16:00 28 No Flow 14 0
03/17/2006 14:30 16 No Flow 2 1
02/20/2006 14:47 8
01/31/2006 17:30 21 Dry 60
12/26/2005 11:00 22 Dry 30
11/20/2005 17:00 17 Dry 14 0
07/19/2005 12:00 31 29 No Flow 7.3 < 1 3.2 40.96 500 2 0.1
06/22/2005 16:30 33 27 Low 6.9 6.3 78.12 560 22 0
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