DISCHARGE MEASUREMENT NOTES   HS-251  Mistle R nr Penwick
Date 2026-05-01   Party: J. Aubry / S. Quillan
Method: bridge, sounding reel; stations from IP on left bank; units metres
current meter 21447 (spin test ok)
12:21 gage reads 2.813 m
left abutment face 10.3, d 0.09
Vert at 15.1, depth 1.32
    .2  29 rev  52.1 sec
    eight-tenths  28 rev  68.4 sec
Gauge 2.816 m 12:33
Vert at 19.9, depth 2.09
    two-tenths  49 rev  54.3 sec
    eight-tenths  32 rev  47.3 sec
Vert at 23.1, depth 2.50
    2/10  49 rev  44.0 sec
    8/10  37 rev  48.7 sec
Vert at 25.6, depth 2.79
    2/10  77 rev  64.0 sec
    .8  41 rev  44.6 sec
Vert at 28.5, depth 3.05
    two-tenths  56 rev  40.2 sec
    80%  54 rev  55.0 sec
Vert at 30.3, depth 3.19
    two-tenths  64 rev  41.8 sec
    80%  64 rev  64.2 sec
Vert at 32.7, depth 3.32
    .2  63 rev  40.2 sec
    80%  71 rev  61.3 sec
Vert at 34.2, depth 3.38
    two-tenths  68 rev  42.2 sec
    0.6  91 rev  61.5 sec
    8/10  65 rev  61.2 sec
    ang coef 0.99
Vert at 39.3, depth 3.45
    .2  89 rev  54.8 sec
    0.8  66 rev  56.8 sec
Vert at 42.0, depth 3.41
    two-tenths  118 rev  65.1 sec
    eight-tenths  76 rev  64.8 sec
Vert at 45.9, depth 3.29
    2/10  98 rev  54.7 sec
    eight-tenths  80 rev  67.1 sec
Vert at 47.4, depth 3.22
    0.2  83 rev  52.4 sec
    8/10  69 rev  56.8 sec
[crossed out] Sta 52.4: d=2.98; 0.2 73r 44.5s; 80% 58r 46.7s
Vert at 52.4, depth 2.98
    two-tenths  73 rev  44.5 sec
    0.8  59 rev  46.7 sec
Vert at 54.8, depth 2.86
    .2  76 rev  46.1 sec
    80%  78 rev  69.0 sec
Vert at 56.3, depth 2.79
    0.2  94 rev  59.4 sec
    six-tenths  57 rev  40.6 sec
    .8  78 rev  67.5 sec
Vert at 58.3, depth 2.69
    2/10  98 rev  60.8 sec
    .8  55 rev  50.8 sec
(disregard) Sta 58.3: d=2.69; .2 91r 60.8s; 0.8 48r 50.8s
Vert at 60.4, depth 2.60
    20%  87 rev  54.2 sec
    0.8  73 rev  69.6 sec
Vert at 63.2, depth 2.49
    2/10  60 rev  40.1 sec
    .8  78 rev  69.1 sec
Vert at 69.4, depth 2.29
    20%  84 rev  64.5 sec
    0.6  53 rev  44.1 sec
    80%  50 rev  50.7 sec
Vert at 71.2, depth 2.23
    20%  55 rev  47.9 sec
    0.8  39 rev  41.0 sec
    coef 0.96
Vert at 72.6, depth 2.17
    20%  76 rev  58.2 sec
    six-tenths  49 rev  43.9 sec
    eight-tenths  52 rev  51.3 sec
    cf .96
[crossed out] Sta 75.0: d=2.07; 2/10 39r 40.9s; eight-tenths 53r 66.9s
Vert at 75.0, depth 2.07
    2/10  44 rev  40.9 sec
    .8  56 rev  66.9 sec
Vert at 76.5, depth 1.99
    20%  69 rev  63.6 sec
    80%  50 rev  68.8 sec
[crossed out] Sta 76.5: d=1.99; two-tenths 61r 63.6s; .8 49r 68.8s
Vert at 80.8, depth 1.58
    20%  49 rev  61.7 sec
    eight-tenths  32 rev  54.8 sec
~~Sta 80.9: d=1.68; 20% 46r 61.7s; 80% 35r 54.8s~~
Vert at 82.2, depth 1.55
    0.2  40 rev  58.2 sec
    80%  27 rev  49.2 sec
Right edge of water at 89.1, zero depth
went back to 72.6 (meter fouled first time):
Vert at 72.6, depth 2.17
    two-tenths  66 rev  55.1 sec
    six-tenths  41 rev  40.8 sec
    8/10  40 rev  48.2 sec
    coef 0.96
80.8 depth should have been 1.68
14:00 gage reads 2.839 m
