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Total Monthly Discharge report

Department of Water and Environmental Regulation                                                     HYMONTH V128  Output 08/02/2023

Site      612009          Pollard Brook Trib - Lemon Catchment                                                          Site  612009
VarFrom   10.00           Stage - SL in Metres
VarTo     151.00          Total Stream Discharge Volume in Megalitres
                          Figures are for period ending 24:00
                                                                                                          Mean   Annual  Missing
Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec   Monthly    Total  Days    Yr

1974   [   ]   [   ]   [   ]  [0.000]  2.685#  7.177# 85.57 # 64.01 #  4.836#  1.989#  0.010#  0.000#  [18.47 ][166.3  ]  115  1974
1975   0.000#  0.000#  0.000#  0.000#  0.043#  1.571#  4.392#  7.227#  2.748#  0.320"  0.001"  0.000"    1.359#  16.30 #    0  1975

1976   0.015"  0.000"  0.000"  0.008"  0.054"  0.075"  0.070"  1.968"  0.154"  0.161"  0.022"  0.000"    0.211"   2.528"    0  1976
1977   0.000"  0.000"  0.000"  0.000"  0.001"  0.271"  1.269" 19.51 #  0.317"  3.068"  0.030"  0.000"    2.039#  24.47 #    0  1977
1978   0.000"  0.000"  0.000"  0.000"  0.061"  7.767" 53.63 "  6.534" 12.51 "  6.130"  0.025"  0.000"    7.221"  86.66 "    0  1978
1979   0.000"  0.000"  0.000"  0.000"  0.000"  0.152"  7.655"  2.743"  1.476"  0.161"  0.005"  0.000"    1.016"  12.19 "    0  1979
1980   0.000"  0.000"  0.000"  0.010"  0.315"  4.814" 18.31 " 20.86 "  2.390"  0.986"  0.000"  0.000"    3.974"  47.68 "    0  1980

1981   0.000"  0.000"  0.000"  0.000"  0.542" 17.06 " 36.22 $ 38.06 $  5.815"  0.674"  0.116"  0.000"    8.207$  98.49 $    0  1981
1982  63.37 $  0.114"  0.000"  0.000"  0.000"  0.320" 11.95 " 17.82 "  5.498"  0.549"  0.000"  0.000"    8.301$  99.62 $    0  1982
1983   0.000"  0.000"  0.000"  0.000"  0.000" 41.76 $ 42.70 " 48.48 " 64.58 $  0.001"  0.000"  0.000"   16.46 $ 197.5  $    0  1983
1984   0.000"  0.000"  0.000"  0.000"  6.980" 30.70 " 13.18 " 13.31 " 22.10 $  0.132"  0.008"  0.000"    7.201$  86.41 $    0  1984
1985   0.000"  0.000"  0.000"  0.343"  0.131" 13.46 $ 54.34 $ 34.70 "  4.409#  0.002"  0.000"  0.000"    8.949$ 107.4  $    0  1985

1986   0.000"  0.000"  0.000"  0.000"  0.254" 11.12 " 30.56 " 21.33 "  7.021"  0.300"  0.000"  0.000"    5.882"  70.59 "    0  1986
1987   0.000"  0.000"  0.000"  0.149"  0.234"  3.237" 15.34 " 10.59 "  0.725"  0.009"  0.000"  0.000"    2.524"  30.28 "    0  1987
1988   0.000"  0.000"  0.000"  0.010"  9.802" 87.16 $ 64.42 $ 43.58 " 18.53 " 10.85 "  1.224"  3.015$   19.88 $ 238.6  $    0  1988
1989   1.366"  2.479"  1.256"  2.049" 16.47 " 18.79 " 53.36 " 49.59 $ 24.42 " 13.02 "  1.933"  2.441"   15.60 $ 187.2  $    0  1989
1990   2.687"  1.863"  1.746"  7.236" 15.90 " 33.57 "102.0  $ 51.77 " 16.24 "  9.157"  2.698"  1.817"   20.55 $ 246.6  $    0  1990

1991   1.867"  3.467"  1.741"  7.648" 20.76 " 68.62 $ 82.07 " 87.96 $ 39.80 " 12.11 "  7.164"  4.333"   28.13 $ 337.5  $    0  1991
1992   2.869"  4.393"  4.384"  4.476" 17.94 " 87.97 $ 83.10 $ 69.02 $ 61.23 $ 18.21 " 11.92 "  4.237"   30.81 $ 369.7  $    0  1992
1993   3.629"  4.111" 88.13 $ 20.46 $ 21.15 " 28.00 " 76.46 $ 79.33 $ 52.47 " 18.98 "  6.440"  2.176"   33.44 $ 401.3  $    0  1993
1994   1.957"  1.922"  2.389"  2.833" 32.77 $ 57.61 $ 86.26 $ 48.31 " 22.21 "  8.812"  2.753"  1.707"   22.46 $ 269.5  $    0  1994
1995   2.245"  2.374"  2.405"  3.578" 26.34 " 53.46 $157.2  & 86.13 " 67.30 & 23.16 "  7.872" 12.35 $   37.03 & 444.4  &    0  1995

1996   3.553#  3.218"  4.822"  6.011" 15.30 $ 84.87 $178.9  $151.1  "128.1  " 83.79 " 55.13 " 20.84 "   61.30 $ 735.6  $    0  1996
1997   8.977"  8.273"  8.223" 10.09 " 27.84 " 75.94 " 49.73 " 82.15 " 33.02 " 14.91 "  6.925"  4.717"   27.57 " 330.8  "    0  1997
1998   4.256"  4.077" 14.17 $  9.392" 17.58 " 82.14 $ 82.04 $ 94.30 $ 98.55 $ 35.31 " 16.66 " 12.77 $   39.27 $ 471.2  $    0  1998
1999   6.871"  5.539" [6.372]  [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]    [6.260] [18.78 ]  283  1999
2000   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   366  2000

2001   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2001
2002   [   ]   [   ]  [7.356] 26.15 $ 45.19 $ 66.74 $119.5  $100.1  $ 74.91 $ 37.85 " 15.36 " 11.49 "  [50.46 ][504.6  ]   65  2002
2003   9.803" 11.53 " 17.64 $ 29.02 " 45.51 " 71.90 $140.2  $115.3  $ 75.24 " 46.91 " 19.99 " 13.56 "   49.72 $ 596.6  $    0  2003
2004  21.81 $ 14.23 " 18.23 " 16.05 " 38.65 $136.2  $126.5  $179.0  $ 85.69 "210.4  & 39.15 & 24.32 "   75.85 & 910.2  &    0  2004
2005  13.32 " 19.17 " 28.62 " 37.91 "148.0  $133.9  $ 84.63 " 89.66 "143.4  $ 79.19 " 31.00 "[22.39 ]  [69.26 ][831.1  ]    6  2005

2006   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2006
2007   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2007
2008   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   366  2008



                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        " ... Relative Uncertainty +/-10%
                                        # ... Relative Uncertainty +/-15%
                                        $ ... Relative Uncertainty +/-20%
                                        & ... Relative Uncertainty +/-30%
                                        [ ... Not Available

Department of Water and Environmental Regulation                                                     HYMONTH V128  Output 08/02/2023

Site      612009          Pollard Brook Trib - Lemon Catchment                                                          Site  612009
VarFrom   10.00           Stage - SL in Metres
VarTo     151.00          Total Stream Discharge Volume in Megalitres
                          Figures are for period ending 24:00
                                                                                                          Mean   Annual  Missing
Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec   Monthly    Total  Days    Yr

2009   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2009
2010   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2010

2011   [   ]   [   ]   [   ]  [4.084] 12.54 " 56.47 $ 71.41 " 73.29 $ 46.34 $ 18.93 " 31.98 $ 14.98 "  [36.67 ][330.0  ]  110  2011
2012   3.181"  2.847"  2.293"  5.046" 16.54 $ 75.88 $ 26.79 " 39.95 " 52.24 $ 13.55 "  8.543" 30.11 $   23.08 $ 277.0  $    0  2012
2013   4.141"  3.168"  8.999"  6.025$ 40.26 $ 21.38 " 49.44 $100.5  $125.1  $ 39.72 "  7.375"  4.279"   34.20 $ 410.4  $    0  2013
2014   3.258"  2.921"  4.627"  5.373" 51.52 $ 41.19 " 86.64 " 55.24 $ 59.89 $ 26.35 "  7.596"  3.481"   29.01 $ 348.1  $    0  2014
2015   2.707"  2.726"  4.342" 14.08 " 15.73 " 18.97 " 37.16 $ 35.24 " 27.05 "  7.127"  3.234"  2.410"   14.23 $ 170.8  $    0  2015

2016  21.08 $  3.454" 12.72 " 16.86 " 39.52 $ 45.55 " 48.16 " 72.78 " 40.08 " 28.67 "  5.343"  4.414"   28.22 $ 338.6  $    0  2016
2017   2.609" 15.66 "  6.556"  5.295" 18.95 " 14.52 " 73.74 "123.8  $ 43.18 " 17.16 "  3.281"  4.370"   27.43 $ 329.1  $    0  2017
2018  19.30 $  6.167"  4.286" 13.89 " 44.93 " 78.02 "121.8  $115.9  $ 38.42 " 22.77 "  8.414"  4.814"   39.89 $ 478.7  $    0  2018
2019   3.726"  2.465" 18.77 $ 11.49 " 12.16 " 64.16 " 51.59 " 48.95 $[39.10 ] [3.169]  5.460"  1.913"  [21.91 ][262.9  ]   31  2019
2020   1.860"  2.223"  4.162"  5.016" 25.36 " 57.84 " 66.38 " 43.88 " 51.14 $ 11.90 " 15.60 "  2.419"   23.98 $ 287.8  $    0  2020

2021   2.229"  7.524" 15.94 " 25.79 " 68.16 $ 46.50 "164.8  $134.1  $ 68.33 " 47.39 " 15.38 "  6.208"   50.20 $ 602.4  $    0  2021
2022   4.234"  3.613"  6.616" 10.34 " 29.26 " 58.51 " 80.99 "149.6  $ 48.15 "[21.66 ] 13.23 "  6.987"  [36.10 ][433.2  ]    3  2022
2023   4.573" [0.705]  [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]    [2.639]  [5.278]  328  2023


Mean   5.537$ [3.506] [7.420] [7.481] 21.59 $ 44.03 $ 66.84 & 64.09 $[41.82 ][21.84 ]  8.582& [5.574]  [24.35 ][284.1  ]       Mean
Med.   2.648$ [2.472] [3.283] [5.016] 16.47 $ 41.76 $ 64.42 & 51.77 $[39.10 ][12.11 ]  5.343& [2.441]                          Med.
 Max  63.37 $[19.17 ][88.13 ][37.91 ]148.0  $136.2  $178.9  &179.0  $[143.4 ][210.4 ] 55.13 &[30.11 ]  [75.85 ][910.2  ]        Max
 Min   0.000$ [0.000] [0.000] [0.000]  0.000$  0.075$  0.070&  1.968$ [0.154] [0.001]  0.000& [0.000]   [0.211]  [2.528]        Min
Total 221.5 $[140.2 ][296.8 ][306.7 ] 885.4 $1805   $2740   &2628   $[1715  ][895.5 ] 351.9 &[228.5 ] [1047   ][12215  ] 3498  Total
  OK    100%     98%     99%     96%    100%    100%    100%    100%     99%     98%    100%    100%        99%      99%         OK
 Cnt      40      40      40      41      41      41      41      41      41      41      41      41        43       43         Cnt

                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        " ... Relative Uncertainty +/-10%
                                        # ... Relative Uncertainty +/-15%
                                        $ ... Relative Uncertainty +/-20%
                                        & ... Relative Uncertainty +/-30%
                                        [ ... Not Available