LCRA Logo   Colorado River Watch Network (CRWN) Water Quality Data

  • Site 474
  • Colorado River across from Ferry Park Hwy 71
  • Hydromet Rainfall
  • Hydromet Flow
  • Graph Data
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    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)
    10/23/2025 09:25 24.6 23.6 3 8 4 6.1 730 30 0 0.39
    09/16/2025 09:20 24.6 27.5 3 8 < 4 4.95 670 8 0 0.41
    08/21/2025 09:15 27.4 28.7 3 8.5 < 4 4.9 660 16 0 0.482
    07/22/2025 08:00 28.7 27 3 8 < 6 6.6 750 8 0 0.432
    06/22/2025 09:30 29.1 26.1 3 8.5 < 4 6.3 590 6 0 0.387
    05/29/2025 09:00 24 25.7 3 8.5 < 2 5.7 510 0 1.93 0.32
    04/28/2025 09:45 24.44 27.5 3 8 < 4 6.15 670 4 0 0.448
    04/28/2025 09:45 24.44 27.5 3 8 < 4 6.15 670 4 0 0.448
    03/21/2025 10:05 18.2 20.3 3 9 < 6 7.5 790 18 0 0.52
    02/28/2025 08:45 20.1 21.7 3 8 6 6.75 740 5 0 0.566
    01/28/2025 09:15 15 16.6 3 8 < 6 6.9 820 3 2.03 0.49
    01/28/2025 09:29 9.8 10.8 3 8 < 8 7.2 760 18 0.2 0.63
    11/27/2024 09:00 11.9 14 2 6 8 7 68.6 850 9 0 0.81
    10/28/2024 09:25 23.1 23.7 3 7.5 6 6.4 75.14 910 30 0 0.51
    09/28/2024 08:45 21 24.8 3 8 1 5.6 66.98 660 22 0 0.31
    08/28/2024 08:50 25.1 27.8 3 8 1 6.8 85.41 690 4 0
    07/29/2024 09:35 30 27.3 3 < 2 5.3 66.04 620 3 0.03 0.148
    06/23/2024 09:00 26.4 26.7 3 8 < 2 4.1 50.59 500 1 0.36 0.216
    05/28/2024 09:00 28.3 29.4 3 9 < 4 5 64.4 830 11 0 0.228
    04/26/2024 08:30 24.5 23.1 3 8 < 4 6.15 71.46 680 6 0 0.288
    03/24/2024 10:30 66.7 68 3 8.5 < 6 6.4 131.84 810 3 0.42 0.442
    02/25/2024 08:45 16.5 17.5 3 8 6 7.1 74.55 810 14 0 0.397
    01/14/2024 09:35 1 10 3 8 < 8 7.8 70.2 800 10 0 0.404
    12/29/2023 08:49 4 0 3 8 2 6.9 48.3 590 5 0 0.422
    11/24/2023 10:00 18 15 3 8 < 10 6.5 65 820 10 0.03 0.781
    10/20/2023 08:30 13.5 16.3 3 8 < 10 5.12 52.53 830 16 0 > 0.34
    09/24/2023 10:00 31 29.5 3 8 2 6.45 83.21 730 9 0 0.42
    08/13/2023 09:55 30 30 3 8 2 4.6 59.8 730 30 0 0.276
    07/16/2023 09:35 26 28 3 7.5 2 5.6 70.56 680 9 0 0.208
    06/18/2023 09:30 27 30 3 9 < 4 5.2 67.6 710 14 0 0.24
    05/19/2023 10:15 26 25 3 2 3.7 44.4 500 6 0.01 0.202
    04/16/2023 09:30 16 29 3 8 < 6 6.6 84.48 740 9 0.13 0.4
    03/19/2023 10:15 9 14 3 8.5 < 10 6.3 61.74 830 2 1.07 0.4
    02/19/2023 09:30 11 12 3 < 10 9.2 86.48 810 11 0.01 0.7
    01/15/2023 09:30 16 13 3 8.5 15 9 86.4 800 15 0 0.72
    12/18/2022 08:45 6 10.5 3 8.5 7 7.9 71.89 6 0 0.45
    11/27/2022 09:15 13 14 5 8.25 6 6.9 67.62 580 1 1.57 0.04
    10/23/2022 11:58 26 26.5 3 8.5 < 4 5.7 70.11 630 6 0 0.34
    09/18/2022 10:30 27 27.5 3 9 < 4 6.7 83.75 650 18 0 0.22
    08/14/2022 09:15 24 28 2 8 2 5.28 66.53 630 30 0.01 0.39
    07/17/2022 09:53 29 27.5 2 8.5 < 1 5.1 63.75 580 17 0.05 0.25
    05/22/2022 11:00 25 24 3 7.5 1 6.2 73.16 530 25 0 0.35
    04/17/2022 09:15 22 21 3 8 1 5.2 58.24 690 19 0 0.62
    03/20/2022 09:45 15 17 3 8.5 < 6 7.2 74.88 800 12 0 0.85
    02/20/2022 09:15 10.5 14.5 3 9 < 4 8.8 87.12 770 17 0 1
    01/16/2022 09:15 8 9 3 8 8.2 72.16 870 28 0 1.01
    12/12/2021 10:20 9 14 3 8 < 6 6.8 66.64 800 14 0.04 0.67
    11/14/2021 09:00 17 18 3 2 7 74.2 750 10 0 0.37
    10/10/2021 09:00 25 25 3 7.5 1 4.5 54 590 9 0 0.3
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