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)
01/01/2025 12:30 16 1 10 0
12/01/2024 12:30 Dry 10
11/02/2024 12:30 22 1 10 0
09/06/2024 13:30 30 27 1 7.5 < 2 6.5 80.6 750 2 1.5
08/04/2024 13:00 34 28 1 7 < 2 6.2 78.12 750 7 0
07/05/2024 12:30 35 26 1 7.5 < 4 6.2 75.64 670 10 0
06/03/2024 13:30 32 25 1 7 < 2 6.1 73.2 740 3 1
05/01/2024 12:30 23 22 3 7 2 6.6 75.24 720 3 1
03/03/2024 13:30 24 21 1 7.5 < 2 8.1 90.72 690 7 0
02/01/2024 13:30 20 18 3 7.5 2 7.6 80.56 720 6 0
01/03/2024 13:30 1 2 1.5
12/05/2023 14:00 22 18 1 7 2 7.9 83.74 770 7 0
10/04/2023 13:30 Dry 10 0
07/07/2023 13:00 31 27 1 8.5 < 2 6.4 79.36 650 7 0.1
06/05/2023 13:00 31 24 1 7 < 4 7.4 87.32 640 7 0.1
05/04/2023 13:30 26 22 1 7 < 2 7.3 83.22 700 5 0
04/01/2023 12:30 28 21 1 7 < 2 7.9 88.48 660 10 0
03/01/2023 14:30 28 10 0
12/02/2022 12:30 18 15 2 7 < 2 7 70 2 1
10/01/2022 13:30 Dry 20 0
09/01/2022 13:30 30 26 2 8 2 5.9 71.98 400 3 2.5
06/04/2022 15:30 33 27 1 7.5 < 2 6.3 680 7 0
05/02/2022 14:30 26 24 1 7 1 7.5 88.5 630 7 0
03/03/2022 14:00 38 21 1 7.5 < 2 7.8 87.36 660 10 0
02/06/2022 14:30 14 15 5 7.5 < 2 8.3 83 720 3 1
01/07/2022 15:00 10 15 1 8 < 2 9.5 95 670 7 0
12/05/2021 16:30 25 18 1 7 1 6.7 71.02 680 7 0
11/04/2021 12:00 10 14 5 7.5 < 2 6.1 59.78 660 1 1
09/02/2021 15:00 35 25 1 8 < 2 6 72 560 10 0
08/03/2021 15:00 31 23 5 7 < 2 6.1 70.76 530 1 4
07/01/2021 13:00 32 25 2 7.5 < 2 4.7 56.4 640 3 1
06/01/2021 13:00 26 23 5 7 < 2 6.4 74.24 520 0 4
05/05/2021 14:30 28 25 2 7 < 2 6.1 73.2 700 3 3
05/01/2021 14:00 18 18 1 7.5 < 2 6.3 66.78 620 1 1
04/03/2021 16:00 18 17 1 7 < 2 6.4 66.56 440 1 0.5
03/03/2021 15:00 16 17 1 7.5 1 7.9 82.16 680 3 1
01/31/2021 13:00 18 16 1 7.5 < 1 9.5 96.9 670 7 0
01/02/2021 13:30 15 14 1 7.5 < 2 8.3 81.34 590 3 2
12/02/2020 15:30 12 14 1 7 9.6 94.08 670 7 0
11/02/2020 14:00 24 19 1 8 < 1 8.1 87.48 690 7 0
10/02/2020 13:15 27 21 1 7 1 6.3 70.56 670 10 0
08/02/2020 17:45 Dry 10 0
06/30/2020 15:00 27 24 1 7.5 < 2 6.2 73.16 620 10 0
06/01/2020 14:30 27 23 1 7.5 < 2 5.3 61.48 660 7 0
05/01/2020 14:30 30 22 1 7.5 1 6.2 70.68 590 10 0.25
03/31/2020 15:00 23 20 1 7.5 5.7 62.7 630 10 0.2
03/01/2020 16:15 21 17.5 1 7.5 < 1 7.8 81.9 670 7 0
02/01/2020 16:00 20 14 7.5 1 8.3 81.34 690 10 0.25
01/16/2020 11:30 1 1 1
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