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)
07/19/2024 11:30 30 27 2 7 < 1 2.7 33.48 270 1 1.43 0.15
05/09/2024 14:45 36 28 2 7 < 1 5.6 70.56 340 6 0.37 0.9
03/29/2024 15:30 7 13 2 7 < 1 9.1 87.36 420 18 0.95 0.17
01/26/2024 11:15 13 15 2 6.5 < 1 7.9 79 590 1 2.48 > 1.2 749.25
12/21/2023 15:50 13 12.5 2 8 < 1 8.3 78.85 420 30 0.2 > 1.2 149.85
07/13/2023 15:15 41 29 2 7.5 < 1 6.15 78.72 590 6 0.01 0.57 133.2
04/25/2023 12:58 19.5 18.6 2 7 7 75.04 400 18 0 > 1 40
03/28/2023 12:35 18.5 17.6 2 7 7.65 80.48 450 26 0 > .8 60
02/28/2023 10:25 32 13.8 2 7 7.8 76.13 440 19 0 > 1.14 30
11/29/2022 12:15 29.5 16.2 2 7 < 1 5.1 52.22 420 1 0.57 > 1 380
09/19/2022 14:15 31 27 2 4.45 55.18 350 15 0 > .89 370
08/29/2022 12:30 35.5 27.3 2 7 4.8 59.81 450 6 0 > .89 860
07/26/2022 13:30 38 30.7 2 7.3 95.92 410 15 0 > .89 940
06/20/2022 14:40 39 30.5 2 7 8.35 400 17 0 > 1 110
05/31/2022 14:30 36 28.8 2 7 8.05 102.72 440 7 0 210
03/29/2022 13:15 24.5 18 2 7 9.9 104.94 490 7 0 > 1 10
10/26/2021 11:40 28.5 22.8 2 7.25 83.81 560 13 0 < 1 10
09/28/2021 13:35 34 24.9 2 7 7.35 88.05 620 20 0 > 1 440
08/31/2021 12:00 34 24 3 7 < 1 7.2 84.96 560 3 0.16 > 1 100
07/25/2021 12:30 31 24.4 2 7 7.1 84.35 500 5 0.03 > 1
06/29/2021 10:25 27.5 22.3 3 7 < 1 7.1 81.37 470 2 1.24 > 1 70
05/25/2021 13:55 31 25.3 3 7 6.9 83.21 480 1 1.46
04/06/2021 12:00 28.5 18.7 2 7 7.5 80.55 450 3 0.66 > 1.2 50
01/18/2021 14:30 20 9 3 7 < 0.3 9.05 79.64 450 8 0 > 1.22 80
11/16/2020 14:45 17 16 2 7 < 0.3 6.1 62.22 460 18 0 30
09/28/2020 14:40 24 23 2 7 6.1 70.76 430 6 0 40
08/25/2020 14:20 30 27 2 7 < 0.3 4.9 60.76 280 3 1 > 1.22
07/28/2020 14:50 33 29 2 7 < 0.3 6.3 80.64 410 30 > 1.22
10/24/2019 14:00 31 26 2 7.7 8.1 98.82 10 0 < 1.22 90
08/30/2019 12:40 33 24 3 6.9 < 0.3 9 106.2 570 19 0 > 1.22
06/25/2019 16:05 33 22 5 7 6.2 70.68 500 1 2 < 1.22
05/28/2019 15:05 28 22 5 7 < 0.25 7.1 450 18 0 > 1.22
04/30/2019 15:10 25 20 3 7 < 0.25 7.9 86.9 550 5 0 > 1.22
03/26/2019 14:10 23 18 3 7 0.25 8.2 86.92 530 11 0
02/26/2019 13:30 19 16 5 7 8.1 82.62 490 4 0 > 1.22
01/29/2019 13:35 10 15 5 7 8.6 86 500 2 0 > 1.22 80
12/18/2018 12:50 18 15 5 7 < 0.25 8.2 82 480 9 0 > 1.22 40
11/27/2018 13:40 18 15 5 7 < 0.25 8.3 83 480 14 0 > 1.22
10/30/2018 13:30 27 21 5 7 < 0.25 7.3 81.76 460 4 0 > 1.22 90
09/25/2018 15:00 35 25 5 7 < 0.25 5.8 480 1 1.8 > 1.22 40
08/28/2018 13:50 36 27 2 7 4.6 57.04 340 15 0 0.88
07/31/2018 15:00 34 27 2 7 < 0.25 6.8 84.32 380 21 0 0.58 20
05/22/2018 14:30 25 25 2 7 < 0.25 6 72 400 1 1.5 0.85 60
04/25/2018 13:30 20 19 2 7 7.6 82.08 440 27 0 > 1.22 40
02/26/2018 13:35 23 19 2 < 0.25 9.2 99.36 470 3 0.39 > 1.22 2200
01/23/2018 13:00 13 8 2 7 < 0.25 10.2 87.72 500 3 0 > 1.22 420
11/28/2017 12:00 20 15 2 6.9 7 70 520 8 0 > 1.22 10
10/25/2017 12:45 21 18 2 7 6.75 71.55 560 2 0.3 > 1.22
08/30/2017 14:00 29 25 2 7 0.25 6.2 74.4 570 2 3.95 > 1.22 90
07/26/2017 17:10 39 27 2 7 0.25 7.3 90.52 590 7 0.07 > 1.22
05/30/2017 15:05 25 22 3 7 < 0.25 7.3 600 1 0 < 1.22
04/26/2017 13:50 30 21 3 7 < 0.25 7.4 82.88 560 13 0 < 1.22
03/28/2017 14:55 25 21 5 7 < 0.25 7.4 82.88 530 15 0 < 1.22 50
09/28/2016 13:30 24 23 5 7 0.25 7 81.2 550 2 2 < 1.22 20
08/23/2016 13:00 30 24 3 7 < 0.25 6.75 79.65 590 2 2.3 1.22 70
07/26/2016 14:45 30 24 3 7 < 0.25 6.95 82.01 590 30 0 > 1.22 10
06/28/2016 14:15 30 26 5 7 0.25 6.1 74.42 490 21 0 > 1.22 30
05/24/2016 14:35 30 24 5 7 7.4 87.32 470 5 0 < 1.22 110
04/26/2016 14:20 30 25 5 7 < 0.25 6.7 80.4 460 4 0 > 1.22 50
03/29/2016 14:15 19 18 5 7 7.85 83.21 490 4 0 > 1.22 10
02/23/2016 13:30 9 18 5 7 < 0.25 8.1 85.86 530 1 1.5 0.62
01/26/2016 13:00 7 15 5 7 < 0.25 8.1 81 510 21 0 < 1.22
11/17/2015 15:30 20 20 5 7 8.1 89.1 450 1 0.6 1.22 200
10/27/2015 12:30 20 20 3 7 < 0.5 5.8 63.8 460 3 1.7 0.93 1240
07/28/2015 14:20 30 24 3 7 < 0.25 6.7 79.06 550 28 0 > 1.22
06/30/2015 13:35 35 24 5 7 < 0.25 6.9 81.42 490 7 0.13 > 1.22 60
05/26/2015 13:45 27 24 4 7 0.25 6.9 81.42 470 1 4.76 1.22 200
04/28/2015 12:45 14 17 5 7 < 0.25 6.4 66.56 520 3 0.61 > 1.22
03/24/2015 13:45 28 20 5 7 < 0.25 7.8 85.8 490 3 1.05 > 1.22 60
02/24/2015 13:25 2 14 3 7 8.5 83.3 520 19 0 > 1.22 90
01/29/2015 15:20 18 16 5 7 < 0.25 7.2 73.44 510 5 0 > 1.22
12/24/2014 12:15 12 14 3 7 < 0.25 6.4 62.72 490 5 0 > 1.22 130
11/24/2014 13:00 16 14 3 7 < 0.25 6.7 65.66 440 2 2.23 0.55 1650
09/23/2014 14:25 25 25 3 7 < 0.25 5.9 70.8 440 4 0 < 1.22
08/25/2014 14:30 35 28 2 7 < 0.25 5.4 68.04 510 30 0 > 1.22 360
07/29/2014 13:50 32 28 3 7 0.25 5.8 73.08 520 13 0 > 1.22 10
06/24/2014 14:35 32 25 2 7 < 0.25 6.3 75.6 510 10 0 > 1.22
05/28/2014 14:15 26 22 3 7 < 0.25 6.05 68.97 420 1 2.94 0.38 1510
04/22/2014 14:00 24 20 2 7 < 0.25 9 99 540 7 0.08 > 1.22 90
03/25/2014 15:00 22 16 3 7 < 0.25 9.85 100.47 540 15 0 > 1.22 40
02/25/2014 12:25 19 15 3 7 7.7 77 570 12 0 > 1.22
01/28/2014 11:38 2 13 3 7 < 0.25 9.4 90.24 570 30 0 > 1.22
12/17/2013 13:30 17 17 5 7 < 0.25 7.9 82.16 550 3 0.2 > 1.22 10
10/29/2013 12:45 23 22 3 7.5 < 0.25 7.3 83.22 560 3 0.84 > 1.22 2500
09/24/2013 14:15 29 24 2 7.9 < 0.25 4.1 48.38 330 4 0 > 1.22 510
08/20/2013 14:45 29 27 2 7.5 5.4 66.96 440 4 0 0.9 200
03/26/2013 15:30 11.5 16 2 7 0.25 6 61.2 430 6 0 30
02/25/2013 14:10 14 14 2 7 < 0.25 8.2 80.36 450 30 0 50
01/29/2013 11:45 20 16 2 7 < 0.25 7.6 77.52 420 21 0 60
12/27/2012 12:00 5 7 2 7 0.25 6 50.4 460 30 0 30
11/19/2012 12:30 20 14 2 7 < 0.25 6.2 60.76 480 30 0 10
10/29/2012 13:45 20 17 2 7 < 0.25 3.8 39.52 450 19 0
09/24/2012 14:00 28 24 2 7 < 0.25 3.2 37.76 360 8 0 760
08/28/2012 14:50 34 27 2 7 < 0.25 4.3 53.32 470 14 90
07/24/2012 15:20 35 29 2 7 < 0.25 6.1 78.08 420 8 0 60
06/25/2012 15:05 39 29 3 7 < 1 3.6 46.08 530 8 0 50
05/22/2012 12:45 33 24 3 7 < 1 6.9 81.42 540 9 0.35
03/26/2012 15:00 24 20 5 7 < 1 7.4 81.4 530 6 0 60
02/28/2012 15:30 22 17 2 7 < 1 8.35 86.84 510 14 0 20
01/24/2012 12:00 12 11 2 7 < 1 9.1 83.72 500 14 0
12/27/2011 12:00 14 10 2 7 < 1 5.4 48.6 460 6 0.12 50
11/28/2011 13:00 15 13 2 7 < 1 .07 .67 460 1 1.21 240
10/25/2011 11:30 26 20 1 7 < 1 .07 .77 420 17 0 750
09/28/2011 14:15 25 23 2 7 < 1 5.2 60.32 480 30 0 150
08/23/2011 12:30 35 29 2 7 < 1 6 76.8 460 30 0 140
07/27/2011 15:30 39 30 2 7 < 1 6.2 80.6 440 9 0 320
06/28/2011 15:30 38.5 29 2 7 < 1 5.2 66.56 460 7 0 > 1.22
05/23/2011 14:15 31 26 2 7 < 1 6.9 84.18 480 11 0 > 1 210
04/19/2011 15:00 29 24 2 7 < 1 8.1 95.58 480 18 0 70
03/21/2011 14:45 28 20 2 7 < 1 9 99 500 20 0 > 1.22 50
01/26/2011 12:35 12.5 9.5 2 7 < 1 9.9 88.11 510 10 0 > 1
12/27/2010 11:30 12 9 2 7 < 1 9.1 80.08 500 4 0.6 > 1.22 210
11/23/2010 12:15 28 21 2 7 < 1 7.3 81.76 570 27 0 > 1 250
10/26/2010 14:00 26 22 2 7 < 1 8.5 96.9 560 37 0 > 1.22 330
08/16/2010 14:00 40 27 2 7.5 < 1 7.1 88.04 590 14 0 > 1 220
06/03/2010 15:30 24 19 3 7.5 < 1 8.2 88.56 600 1 0.87 > 1.22
04/20/2010 13:30 22 19 5 7.5 1 8.3 89.64 530 3 0.07 > 1
03/11/2010 13:00 21 16 3 7.5 < 1 8.1 82.62 510 3 0.22 > 1 10
02/15/2010 12:00 14 13 5 7.5 < 4 9.3 89.28 530 4 0 > 1
01/19/2010 14:30 21 18.5 5 7.5 < 1 8.3 88.81 520 4 0 > 1 10
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