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

  • Site 449
  • Little Walnut at Willamette
  • Hydromet Rainfall
  • Hydromet Flow
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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)
    11/28/2023 15:40 16.1 12 2 7 < 1 9.9 93.06 600 14 0 > .6
    07/31/2023 16:30 41.67 38.5 2 7 < 1 12.85 188.9 380 14 0
    05/29/2023 13:45 29 29 2 < 1 7.5 96 550 5 0 > .6
    01/19/2023 13:23 17.8 15 3 7 < 1 7.4 74 520 14 0 > .6
    10/30/2022 13:20 23.3 17.5 3 7 < 1 6.7 70.35 350 1 0.4 > 0.6
    08/29/2022 10:15 30 27.5 3 7 < 1 5 62.5 340 7 0 > 0.6
    05/29/2022 20:15 31 27 2 6.5 1 5.8 400 7 0 > 60
    03/29/2022 15:15 23 20 3 8.2 < 1 8 88 490 4 0 > .6
    02/27/2022 15:10 13 11 3 7 < 2 10.25 94.3 620 2 0.04 > 0.6
    01/27/2022 13:15 14 11 2 7 < 1 12.9 118.68 540 4 0 > 0.6
    12/12/2021 16:30 15.5 12 2 7 < 1 9.9 93.06 520 14 0 > 0.6
    10/17/2021 13:30 23 21 3 7 < 1 8 89.6 470 3 3.12 > .6
    04/26/2021 10:10 21 21 3 7 < 1 4.5 50.4 360 4 0.52 > 0.6
    03/31/2021 14:10 30 16 3 7 < 1 7.65 78.03 590 12 0.04 > 0.6
    02/02/2021 12:10 21.5 10 3 7 < 2 9.55 85.95 580 15 0 > 0.6
    12/28/2020 13:00 23 15 3 7 < 1 8 80 520 10 0 > .6
    11/22/2020 09:33 21 19 3 7 < 1 6.1 65.88 500 30 0 > 0.6
    09/28/2020 12:28 26 22 3 7 < 1 5 57 390 7 0 > 0.6
    07/13/2020 11:00 33.5 29.5 2 7 < 1 4.3 55.47 400 15 0 > 0.6
    05/05/2020 14:50 25 25 3 7 < 1 6.4 76.8 460 7 0 > .6
    03/16/2020 15:45 23 19.5 3 7 < 5 8.75 95.38 500 2 0.3 > 0.6
    01/20/2020 11:30 13 8.5 3 7 < 1 8.5 73.95 480 4 0 > 0.6
    11/24/2019 11:00 20 12 3 7 < 1 7.3 68.62 520 14 0 > 0.6
    09/28/2019 11:00 29.5 26 2 7 < 1 3.5 42.7 420 11 0
    07/25/2019 11:00 35 24 2 7 < 1 4.5 53.1 420 14 0 > 0.6
    06/09/2019 13:20 38 28 3 7 1 5.95 74.97 480 3 0.52 > 0.6
    05/12/2019 17:40 27 25 5 7 4 6.1 73.2 530 2 0.2 > 0.6
    04/09/2019 18:45 30 25 4 7 < 4 5.5 66 500 2 2.04 > 0.6
    03/07/2019 10:45 16.5 12 3 7 < 2 9.45 88.83 540 7 0 > 1.22
    02/14/2019 09:50 16.5 13.5 3 7 < 4 8.4 81.48 400 3 0.04 0.07
    02/07/2019 09:55 17.5 19 3 7 2 7.4 79.92 540 7 0.04 > > 0.6
    01/05/2019 13:05 20 12 4 7 1 8.8 620 2 1.56 60
    12/04/2018 15:00 19 12 3 < 1 9.5 89.3 570 4 0 > 0.6
    10/22/2018 11:45 16 17 5 7 2 7.8 510 3 0.32 0.16
    09/23/2018 14:55 26 26 5 8 < 1 6.1 74.42 290 1 1.92 > 0.3
    08/23/2018 10:40 33 29 2 7 < 1 6.8 87.04 360 7 0 > 0.6
    07/26/2018 11:10 36 31 3 7 < 1 7.7 101.64 380 17 0 > 1
    06/22/2018 09:17 31 29 3 7 < 1 4.3 55.04 370 2 3
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