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)
10/06/2017 09:37 24 26 1 7 < 1 7.85 95.77 470 3 0.5 0.77
07/09/2015 14:40 36 28 1 7 < 1 7.5 94.5 600 3 0.1
05/29/2015 12:10 25.5 26 1 7 < 1 5.1 62.22 540 0 0.2
03/28/2015 13:30 27.5 22.5 1 7 1 5.8 66.7 640 13 0
02/27/2015 14:00 2 10.5 1 7 < 1 11.7 106.47 670 2 1
12/06/2014 13:00 16 13.5 7 < 1 8.2 79.54 690 7 0.09 > 0.6
11/19/2014 15:45 18.5 15.5 7 < 1 9.6 96.96 550 7 0 > 0.6
10/25/2014 15:45 27 26.5 7 < 1 10.3 126.69 510 7 0 > 0.6
09/30/2014 17:45 31 28 7.5 < 1 9.75 122.85 420 7 0 > 0.6
08/30/2014 17:00 32 31.5 7.5 < 1 8.5 113.05 560 15 0 > 0.6
07/21/2014 18:30 32 30 1 7.5 < 1 12.3 159.9 420 3 0 > 0.6
06/22/2014 13:45 28.5 28 7.5 < 1 8.75 110.25 550 7 0 > 0.6
05/18/2014 11:00 22 22 7 < 1 8.3 94.62 440 5.08 0 > 0.6
04/20/2014 15:20 27.5 20 7.5 < 1 10.3 113.3 600 3 0.61 < 0.6
03/16/2014 15:20 18 16 7 < 1 10.1 103.02 620 1.37 0.15 > 0.6
02/16/2014 14:30 22 15 7 < 1 10.3 103 640 0.21 0 > 0.6
01/18/2014 11:00 13 13.5 3 7 < 1 8.8 85.36 680 7 0 > 0.6
12/15/2013 16:00 17 13.5 7 < 1 8.2 79.54 690 0 0 > 0.6
07/14/2013 11:20 32 30 8 6.2 80.6 500 14 0
05/27/2013 11:20 27 25 8 5.3 63.6 400 3 4.63
04/28/2013 10:00 23 22 1 8 7 79.8 510 1 0.72
03/31/2013 11:30 22 19 7.5 4.75 51.3 420 11 0.01 10
02/24/2013 11:00 19 17 7.5 7.4 76.96 510 14 0.01 40
01/13/2013 10:30 9 11 7.5 8.6 79.12 480 4 0.01
12/16/2012 10:00 10 14 8 8 78.4 510 30 0.19
11/18/2012 10:30 16 20 8 8.45 92.95 560 30 0
10/28/2012 11:30 17 21 8 8.3 92.96 550 12 0.03
09/30/2012 11:00 24 25 8 4.8 57.6 460 1 1.99
08/19/2012 11:00 25 28 7 3.1 39.06 480 1 3.59
07/15/2012 11:00 29.5 29 8 7.6 97.28 470 1 2.97
06/04/2012 10:00 27.5 27 8 8.5 105.4 550 30 0
04/22/2012 11:00 29 24 1 7 5.8 68.44 570 30 0
03/18/2012 12:30 23 21 1 8 8.2 91.84 590 8 0
01/16/2012 11:30 19 15 1 8 7.75 77.5 520 30 0 90
12/18/2011 11:02 13 13.5 1 7.5 7.8 75.66 490 3 0
11/16/2011 16:50 25 20 3 6.7 < 1 6.85 75.35 510 2 0.5 0.39
10/23/2011 10:30 25 22 1 7.5 6.4 72.96 450 14 0
09/18/2011 10:05 27 26 8 5.75 70.15 450 30 0.6
08/14/2011 09:50 30 28 7.5 5.13 64.64 450 30 0
07/18/2011 20:00 32 28 7.5 < 1 420 27 0
04/16/2011 10:45 21.5 19 8 < 1 7.3 78.84 450 12 0.05
03/13/2011 11:00 21 19 7.5 1 8.4 90.72 510 17 0
01/17/2011 10:30 9 11 7.5 < 1 8.65 79.58 480 1 2.34
01/30/2006 19:10 15 16 Normal 7.5 < 1 8.7 88.74 490 2 200
12/29/2005 19:05 10 15 Low 7.5 1 10.2 102 520
11/25/2005 17:05 27 19 Normal 7 < 1 7.7 83.16 500 170
11/18/2005 16:30 15.5 18.5 Normal 7.5 < 1 6.95 74.37 520 21 0
10/28/2005 16:28 24 21.8 Normal 7.5 < 1 8.75 99.4 530 12 0
10/24/2005 18:15 19 15 Normal 7 < 1 8.1 81 480 190
09/26/2005 18:03 39 27 Normal 7.1 < 1 7 86.8 510 0 150
09/23/2005 08:45 29 26.5 Normal 7 < 1 6.1 75.03 460 20 0
08/22/2005 19:27 33 29 Normal 7 1 8.3 106.24 480 14 120
07/18/2005 19:27 30 25 Normal 7.5 < 1 8.1 97.2 450 1 0.1 150
06/23/2005 17:35 32.5 24 Normal 7 < 1 6.05 71.39 470 20 0 > 1
03/13/2005 15:46 25 16 Normal 7 < 1 8.6 87.72 430 6 0 140
10/10/2004 09:04 26 28 Normal 7 < 1 7.6 95.76 570
09/17/2004 09:35 27.5 26.5 Low 7.4 < 1 470 2
08/09/2004 15:25 29.5 32 Low 7.1 < 1 1
06/10/2004 15:24 28 22 High 7.2 < 1 7.8 88.92 0.5 9 .63
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