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)
04/10/2002 10:00 23 21 Low 8.2 < 1 250 2 3 1 3000
03/09/2002 11:30 20 20 Low 7.8 < 1 6 64.8 1070 6 0.01 < .3 240
02/17/2002 14:30 640
02/15/2002 00:00 17 18 7.9 < 1 9.3 96.2 1080 5 0.1
01/15/2002 10:00 15 12 Low 7.5 < 1 8 73.6 920 10 2.75 < .3 1550
01/06/2002 18:00
12/14/2001 13:15 15 14 High 8.2 < 1 7.8 74.4 140 1 0.5 .3
11/14/2001 10:00 25 23 Low 7.9 < 1 4.5 51.3 890 4 1
10/14/2001 19:00 20 22 High 7.4 < 1 5.5 61.6 130 1 2.5 632.7
09/17/2001 09:00 25 27 Normal 7.4 < 2 4.5 54.9 440 1 0.1 416.25
09/01/2001 18:30 High 1465.2
08/15/2001 12:15 32 30 Normal 8.3 < 1 7.3 92.8 920 1 0.25
07/15/2001 20:00 32 32 Normal 8.1 < 1 8 105.6 13 0 160
06/15/2001 18:30 30 30 Normal 7.8 7.8 99.2 688 1 1 800
05/15/2001 12:30 32 30 Normal 7.3 < 1 330 2 0.1 390
04/15/2001 15:00 38 20 Normal 7.1 < 1 8 86.4 880 17 0 80
03/15/2001 15:00 38 20 Normal 7.1 < 1 8 86.4 880 1 1 250
02/15/2001 17:30 23 22 Normal 7 < 1 5.3 58.8 970 3 0.25 170
01/11/2001 14:45 15 11 High 7.2 < 2 8.1 72.9 1 3.5 4550
12/16/2000 13:30 23 17 Low 7.4 < 1 5 51 740 6 0
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