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)
05/29/2020 08:30 20.5 19.5 2 0 4.9 53.41 620 2 0.5
04/30/2020 08:00 13 14 2 7 < 1 3.3 32.34 640 1 0.63
03/31/2020 11:00 17.5 16 2 7 < 1 4.5 45.9 650 1 0.25
02/28/2020 09:30 14.5 8 2 7 < 0.3 7.3 62.78 650 7 0
01/30/2020 09:30 7 10.5 2 7 < 0.3 6.6 60.06 670 3 0.5
12/31/2019 09:30 11.5 9 2 7 < 1 6.7 58.96 670 11 0
10/31/2019 09:45 3 12 2 7 < 0.3 6.7 62.98 690 1 0.5
08/30/2019 09:00 26.5 22 3 7 0.6 5.5 62.7 650 30 0
07/31/2019 08:15 26 21 3 7 < 0.6 5.3 59.36 650 23 0
06/27/2019 08:40 25 20.5 3 7 < 0.6 6 66.6 630 3 0.63
05/31/2019 08:00 23 20 3 7 < 0.6 5.9 64.9 630 2 0.13
04/30/2019 09:00 23 20 3 7 0.3 5.4 59.4 630 6 0
03/31/2019 09:30 9 16 3 0.6 6.5 66.3 640 6 0
02/28/2019 09:00 3.5 16 3 7 0.6 6.5 66.3 660 9 0
01/30/2019 09:25 7.5 17 3 7 0.6 7.4 76.96 660 4 0
12/31/2018 09:00 9 18 5 7 0.3 5.4 57.24 630 1 0.38
10/31/2018 10:30 23 20.5 3 7 < 0.3 5.4 59.94 630 7 0
09/30/2018 08:30 1 0.75
08/31/2018 08:00 Dry 18
07/31/2018 08:00 16
06/22/2018 08:00 1 3 0.25
03/30/2018 13:00 25 18 3 7 < 0.3 4 42.4 630 1 2.75
01/30/2018 08:00 1.5 5.5 1 7 < 1 6.2 50.22 640 30 0
12/30/2017 09:15 12 9.5 2 7 1 5.95 52.96 610 12 0
11/30/2017 08:30 10 11 2 7 < 1 4 36.8 630 22 0
10/30/2017 08:45 13 12 2 7 < 1 5.7 53.58 630 9 0
08/31/2017 08:00 19.5 20 5 7 0.3 5.6 61.6 650 4 0
07/25/2017 10:15 26 24.5 2 7 < 0.3 3 35.7 580 1 0.38
06/27/2017 10:30 23.5 23 2 7 < 0.3 3.7 42.92 640 0.5 1.5
05/30/2017 08:20 21 20 2 7 < 0.3 4.3 47.3 650 2 1.38
03/31/2017 09:15 18 16 2 7 < 0.6 6 61.2 650 3 0.75
02/23/2017 09:30 21 16.5 3 7.9 < 0.9 5.7 58.71 650 4 0
01/25/2017 08:30 12.5 15 2 7 < 0.6 6.4 64 680 8 0
12/28/2016 08:30 19.5 17 2 7 < 0.3 4.5 46.8 660 23 0
11/28/2016 08:00 20 18.5 2 7 < 0.3 3.2 34.24 660 6 0
10/25/2016 08:00 19.5 20 2 7 < 0.6 6 66 660 11 0
08/19/2016 09:15 24 21 3 7 0.3 5.9 66.08 630 3 0.29
06/29/2016 09:00 24 20 3 7 0.6 6.3 69.3 650 1 3.41
05/18/2016 09:15 17 19 3 7 0.6 6.4 69.12 670 1 0.7
04/20/2016 10:00 18 19 5 7 < 0.3 7 75.6 470 0 5.7
03/23/2016 08:30 18 18 3 7 0.5 5.6 59.36 660 5 0
02/19/2016 09:15 17.5 17 2 7 0.5 5 52 640 30 0
01/16/2016 09:30 16 15.5 3 7 0.75 6.5 65.65 640 15 0
12/09/2015 08:15 11 17 3 7 0.5 6.6 68.64 640 22 0
11/19/2015 09:20 20 18.5 3 7 0.5 6.05 64.74 630 2 0.48
10/20/2015 08:30 15 17.5 2 7 0.25 5.6 58.8 660 30 0
09/22/2015 08:15 21.5 21 3 0.5 5.4 60.48 660 13 0
08/19/2015 09:45 27.5 21 3 7 0.5 5.6 62.72 660 30 0
07/20/2015 09:30 26.5 21 3 7 0.5 5.95 66.64 650 20 0
06/26/2015 08:55 20 19.5 5 7 < 0.25 6.4 69.76 590 1 5
06/15/2015 09:45 26 20 3 7 0.5 5.7 62.7 640 4 0
04/20/2015 08:15 13.5 15 2 7 < 1 4.8 48 650 2 0.96
03/12/2015 09:30 16 16 5 7 0.25 8.6 87.72 630 3 2.68
01/26/2015 09:30 13 14 2 7 0.25 7.7 75.46 630 4 0.45
10/14/2014 08:30 12 14.5 2 7 < 0.25 5.9 58.41 660 1 1.95
09/18/2014 08:05 22 22 2 7 0.5 5.9 67.26 660 1 2.73
07/20/2014 08:45 23.5 21 3 7 0.5 6.6 73.92 650 2 4.43
06/10/2014 08:20 19.5 19 2 7 < 0.25 5 54 650 1 0.96
05/14/2014 09:45 17 17.5 3 7 0.25 7.18 75.39 630 1 4.25
04/07/2014 10:30 12 14.5 2 7.5 0.25 5.45 53.96 680 1 0.14
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