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

  • Site 281
  • Llano River below Llano WWTP
  • Hydromet Rainfall
  • Hydromet Flow
  • Graph Data
  • Images
    • Download
    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)
    02/08/2004 16:40 12.5 11 Low 7.8 < 1 9.5 87.4 510 5
    01/18/2004 16:35 7.5 10 Normal 7.8 < 1 9.4 84.6 390 2 1.5
    11/09/2003 16:30 14 15 Normal 8.2 < 1 8.7 87 370 1 0.05 100
    09/21/2003 17:55 24.5 25 High 8.4 < 1 6.7 80.4 340 7
    06/15/2003 16:00 27 27 Flood 7.5 < 1 5.4 66.96 350 0 1.5 490
    04/09/2003 19:50 15 21 Normal 7.6 < 1 8.05 90.16 430 0 140
    03/16/2003 16:55 28 25.5 Normal 8.4 < 1 8.8 106.48 330 8
    02/09/2003 14:18 Low 8.6 < 1 10.5 2 0.1
    01/26/2003 13:37 10 9 Normal 8.5 < 1 11.4 100.32 400 1 0.02
    12/08/2002 17:22 13.5 11.5 Low 8.3 10.6 98.58 0 0.1
    09/22/2002 17:50 31 28.5 8.5 < 1 7.2 91.44 410 4
    07/29/2002 18:00 37 33.5 Normal 8.5 < 1 7.1 95.8 17 0
    07/08/2002 19:00 27.5 29 High 8.3 < 1 6.5 81.9 270 0 0.75
    06/25/2002 20:00 33 33 Low 8.9 < 1 8 107.2 360 7
    05/15/2002 18:25 30.5 29 Low 7.9 < 1 7.9 99.5
    04/08/2002 19:15 24 23 Normal 8.6 < 2 8.3 94.6 440 1 0.5 70
    03/24/2002 16:20 30 24.5 Normal < 1 9 105.3 4
    03/10/2002 16:10 18.5 14 Normal 8.6 < 1 9.9 95 430 2 0.01 10
    02/24/2002 18:15 23 17 Normal 8.6 < 1 9.6 97.9 400 3 0.1 10
    01/13/2002 16:00 21.5 15 Normal 7.6 < 1 430 10 0
    12/30/2001 16:20 9.5 9.5 Normal 7.1 < 1 430 10 0
    12/02/2001 16:30 17 14 Normal 8.5 < 1 9.5 91.5 0 0.6 160
    An unhandled error has occurred. Reload 🗙