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)
02/18/2007 12:00 22.5 12.5 2 8.3 9.95 94.53 670 21 0 150
10/24/2006 12:30 22 17 2 7.8 6.4 66.56 740 15 0 > 1.2 20
09/22/2006 11:00 32 27 2 7.6 2.5 31 650 10 0 > 1.2 40
08/22/2006 Dry
07/19/2006 Dry
06/21/2006 07:45 26 25 Low 7.7 1.28 15.3 570 4 0 > 1.2 140
05/20/2006 11:00 31.75 24 Normal 8.1 2.8 33.04 650 14 0 < 1.2 190
04/16/2006 08:45 23 20.5 Low 8 2.9 32.19 580 0 > 1.2 480
03/13/2006 07:40 16.5 17.5 Low 7.4 3.85 40.43 580 0 1 190
02/15/2006 13:05 26 17 Low 6.4 6.65 69.16 630 0 0.35
01/14/2006 09:40 4 6 No Flow 7.5 6.85 56.17 570 93 0 > 1.22 1400
12/14/2005 Dry
11/06/2005 12:00 Dry
10/03/2005 10:00 Dry
08/21/2005 13:30 36.5 30.5 No Flow 7 7 91.7 520 16 0
07/10/2005 13:00 35 30 Low 7 5.15 66.95 530 30 0 0.93
05/22/2005 11:40 37.5 27.5 Normal 7.3 7.1 88.75 460 14 0 0.55
04/25/2005 13:55 25 18 Normal 7.6 < 1 8.5 90.1 450 10 0.1 > 1.22
02/13/2005 12:00 20 17.5 Flood 7.6 8.8 92.4 460 0 0.4 19.6
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