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Total Monthly Discharge report

Department of Water and Environmental Regulation                                                     HYMONTH V128  Output 30/01/2023

Site      617165          Lennard Brook - Molecap Hill                                                                  Site  617165
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

1962   [   ]   [   ]  [15.60]  70.05& 230.2 & 412.3 # 570.4 # 493.7 " 416.5 " 398.0 # 263.9 &[140.9 ]  [301.2 ][3012   ]   89  1962
1963  [45.02]  80.59&  88.88&  92.91& 264.3 & 820.9 " 857.1 "1003   " 756.7 "  [   ] [224.7 ] 248.5 #  [407.5 ][4483   ]   57  1963
1964 [117.9 ]  [   ] [119.1 ] 299.5 # 239.1 # 489.9 #1085   "1143   " 784.4 " 692.1 " 474.9 " 386.9 #  [530.2 ][5832   ]   50  1964
1965  279.9 # 271.3 # 329.1 # 351.5 # 461.3 " 550.2 " 990.2 " 881.4 " 699.2 " 842.3 " 593.1 " 440.0 #   557.5 # 6690   #    0  1965

1966  352.8 # 308.5 # 326.1 # 363.7 # 385.6 " 558.8 " 712.1 " 687.4 " 552.5 " 464.3 " 365.5 # 295.7 #   447.8 # 5373   #    0  1966
1967  273.5 # 237.9 # 258.6 # 325.0 # 602.3 " 755.5 "[889.3 ]1066   " 813.1 " 661.0 " 499.6 " 418.5 "  [566.7 ][6800   ]    2  1967
1968  352.2 # 335.2 # 364.8 # 444.5 " 428.9 " 709.5 " 866.2 " 890.8 " 823.0 " 679.5 " 531.1 " 433.8 #   571.6 # 6860   #    0  1968
1969  388.2 # 331.3 " 345.1 # 396.0 " 459.1 " 531.7 " 559.7 " 526.1 " 444.7 " 360.7 # 343.0 # 260.4 &   412.2 & 4946   &    0  1969
1970  236.0 & 248.5 & 259.8 & 338.8 #[103.3 ] [18.28][380.7 ] 633.9 " 493.0 # 501.9 " 367.9 # 317.5 #  [325.0 ][3900   ]   65  1970

1971  299.8 #[228.1 ] [52.04][194.0 ] [82.39][216.2 ] 504.2 " 548.0 "[391.9 ][404.7 ] 379.5 #[135.9 ]  [286.4 ][3437   ]  112  1971
1972  [65.21]  [   ]   [   ]  [92.11] 362.5 # 474.7 " 557.3 " 771.8 " 601.6 " 483.3 " 374.0 # 291.0 #  [407.3 ][4073   ]  104  1972
1973  260.2 & [15.87] [91.95] 287.9 # 400.1 # 588.3 "[496.8 ] 740.2 " 707.9 " 552.5 " 421.5 # 332.5 #  [408.0 ][4896   ]   54  1973
1974  272.3 # 251.3 # 281.3 # 534.7 & 707.7 " 827.0 "1092   "1107   " 795.3 " 737.4 " 593.1 " 473.9 "   639.4 & 7673   &    0  1974
1975  398.1 # 310.1 # 370.0 # 418.3 " 487.5 " 590.5 " 866.0 " 876.5 " 698.2 " 627.6 " 494.4 " 401.7 #   544.9 # 6539   #    0  1975

1976 339.4  #297.2  &[225.8 ]409.3  "[357.1 ]499.8  "515.1  "670.7  "608.0  "570.1  "455.3  "368.0  # [443.0  ][5316   ]   17  1976
1977 325.8  #255.1  &310.8  #320.2  #447.7  "494.5  "525.2  "672.2  "516.1  "490.1  "366.5  #316.5  #  420.1  &5041    &    0  1977
1978 281.3  &254.4  #292.4  #317.5  #430.9  #592.1  "802.0  "673.6  !665.9  "576.0  "432.5  "368.8  #  473.9  !5687    !    0  1978
1979 316.9  #277.4  #327.5  #390.0  #446.2  "581.6  "657.3  "648.9  "553.8  "480.0  "430.3  "302.9  #  451.1  #5413    #    0  1979
1980 254.3  &262.7  &298.8  #376.3  &439.1  "497.7  "659.8  "654.2  "566.9  "497.4  "383.5  #302.4  &  432.8  &5193    &    0  1980

1981  234.9 & 236.6 & 281.9 & 326.5 #[416.6 ][870.3 ] 876.2 "1028   " 754.7 " 665.2 " 547.6 " 430.2 &  [555.7 ][6668   ]    6  1981
1982  425.8 # 325.7 # 383.7 # 434.5 " 627.6 ! 700.9 ! 736.2 " 815.8 " 701.4 " 585.8 " 433.7 " 376.8 !   545.7 ! 6548   !    0  1982
1983  300.3 ! 312.7 ![121.9 ][232.2 ] 423.1 " 643.1 " 916.8 " 871.0 " 887.9 " 638.7 " 583.7 " 475.1 &  [533.9 ][6406   ]   30  1983
1984  411.2 " 314.3 & 426.2 " 431.0 " 678.2 " 647.6 " 729.2 " 826.2 " 701.8 " 559.7 " 478.8 & 349.1 &   546.1 & 6553   &    0  1984
1985  283.5 & 240.4 & 299.2 & 364.7 & 420.2 & 496.8 " 657.2 " 708.2 " 609.2 " 476.3 " 312.5 & 282.9 &   429.3 & 5151   &    0  1985

1986  205.4 & 317.7 & 334.7 & 325.5 & 517.5 " 634.1 "1018   "1068   " 832.8 " 715.6 " 478.6 & 335.6 &   565.3 & 6784   &    0  1986
1987  297.5 & 240.5 & 335.5 & 426.7 & 640.5 " 723.7 " 857.8 " 941.5 " 732.5 " 582.3 " 466.4 " 374.9 &   551.6 & 6620   &    0  1987
1988  267.2 & 190.9 & 269.9 & 358.9 & 581.0 " 722.3 " 854.9 " 889.0 " 725.0 " 687.1 " 405.1 & 313.3 &   522.1 & 6265   &    0  1988
1989  257.5 & 237.6 & 268.1 & 369.3 & 572.1 " 660.9 " 822.1 " 800.3 " 681.1 " 649.5 " 328.8 & 253.0 &   491.7 & 5900   &    0  1989
1990  322.8 " 299.4 " 294.5 " 437.6 " 556.7 " 608.8 " 830.6 " 850.6 " 745.9 " 667.2 " 380.5 " 280.6 "   522.9 " 6275   "    0  1990

1991  242.5 " 206.1 " 255.5 " 319.5 " 480.4 " 914.3 "1049   "[662.6 ] 876.5 " 753.4 " 552.4 " 433.0 "  [562.1 ][6745   ]   10  1991
1992  381.3 " 472.8 " 416.5 " 407.3 " 633.8 " 783.2 " 913.1 "1131   " 971.3 " 715.7 " 599.3 " 443.5 "   655.8 " 7869   "    0  1992
1993  319.6 " 268.0 " 332.9 " 389.7 " 906.9 ^ 770.5 " 846.0 " 957.7 " 874.4 " 778.1 " 499.6 " 298.3 "   603.5 ^ 7242   ^    0  1993
1994  242.4 " 241.8 " 306.9 " 308.1 " 599.4 " 900.7 " 988.1 " 915.0 " 737.7 " 502.7 " 357.3 " 257.9 "   529.8 " 6358   "    0  1994
1995  200.6 " 234.4 " 243.9 " 329.7 " 617.3 " 870.7 "1205   "1053   " 820.0 " 631.4 " 499.4 " 333.8 "   586.7 " 7040   "    0  1995

1996  291.0 " 219.2 " 266.8 " 358.0 " 507.2 " 689.5 " 995.9 "1067   " 980.2 " 749.6 " 566.5 " 420.0 "   592.5 " 7111   "    0  1996



                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        # ... Relative Uncertainty +/-15%
                                        & ... Relative Uncertainty +/-30%
                                        [ ... Not Available
                                        ^ ... Relative Uncertainty +/-50%
Department of Water and Environmental Regulation                                                     HYMONTH V128  Output 30/01/2023

Site      617165          Lennard Brook - Molecap Hill                                                                  Site  617165
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

1997  287.2 " 305.0 " 373.7 " 591.3 " 651.9 " 731.9 " 765.5 " 901.6 " 831.1 " 652.5 " 459.3 " 384.7 "   578.0 " 6936   "    0  1997
1998  313.9 " 264.6 " 357.7 " 399.2 " 562.0 " 796.1 " 905.8 " 855.6 " 858.6 " 679.3 " 495.9 " 412.8 "   575.1 " 6901   "    0  1998
1999  500.7 " 345.1 " 445.5 " 422.5 " 673.3 " 854.2 " 980.2 " 973.7 " 997.8 " 999.5 " 616.5 " 521.4 "   694.2 " 8330   "    0  1999
2000  546.2 " 404.1 " 432.9 " 508.7 " 646.0 " 725.1 "1076   " 983.5 " 845.9 " 656.9 " 520.2 " 417.2 "   646.9 " 7763   "    0  2000

2001 382.8  "340.1  "400.0  "447.3  "658.4  "635.2  "751.8  "887.4  "798.3  "748.4  "[78.23 ]  [   ]  [557.1  ][6128   ]   57  2001
2002   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2002
2003   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2003
2004   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   366  2004
2005   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2005

2006   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2006
2007   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]     [   ]    [   ]   365  2007
2008   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ] [206.4 ]473.7  "390.9  " [357.0  ][1071   ]  294  2008
2009 283.6  "247.5  "305.9  "336.6  "401.6  "538.0  "757.0  "811.3  "725.6  "603.2  "474.7  "360.5  "  487.1  "5846    "    0  2009
2010 287.9  "243.4  "287.8  "362.6  "459.6  "492.7  "578.2  "555.8  "481.2  "401.7  "299.6  "275.3  "  393.8  "4726    "    0  2010

2011 213.3  "187.9  "210.4  "256.4  "363.5  "481.4  "591.4  "725.9  "637.2  "564.0  "437.5  "414.4  "  423.6  "5083    "    0  2011
2012 269.4  "271.0  "241.0  "308.6  "389.7  "460.6  "451.5  "499.5  "453.5  "370.8  "340.4  "279.2  "  361.3  "4335    "    0  2012
2013 212.2  "156.5  "259.9  "286.3  "401.3  "381.7  "458.3  "658.8  "742.0  "557.8  "350.8  "261.0  "  393.9  "4727    "    0  2013
2014 202.2  "174.3  "201.9  "246.6  "450.1  "512.5  "701.1  "619.4  "597.4  "517.7  "398.4  "309.0  "  410.9  "4931    "    0  2014
2015 215.0  "221.2  "272.8  "315.3  "401.4  "441.0  "509.5  "636.1  "503.0  "369.7  "282.2  "235.2  "  366.9  "4402    "    0  2015

2016  195.0 " 192.1 " 300.2 " 388.6 " 460.0 " 525.1 " 713.6 " 711.0 " 634.0 " 539.2 " 385.6 " 299.2 "   445.3 " 5344   "    0  2016
2017  254.3 " 454.4 " 362.8 " 340.7 " 416.1 " 414.8 " 615.9 " 880.5 " 646.9 " 536.2 " 379.7 " 339.9 "   470.2 " 5642   "    0  2017
2018  343.6 " 265.7 " 296.4 " 340.4 " 409.1 " 571.1 " 763.1 "1048   " 777.8 " 649.7 " 494.9 " 412.6 "   531.0 " 6372   "    0  2018
2019  339.9 " 266.4 " 318.1 " 370.6 " 429.6 " 628.4 " 757.1 " 676.3 " 613.5 " 501.5 " 385.7 " 279.4 "   463.9 " 5566   "    0  2019
2020  265.9 " 236.6 " 268.0 " 292.8 " 399.3 " 480.7 " 556.9 " 645.6 " 520.7 " 434.4 " 410.3 " 271.0 "   398.5 " 4782   "    0  2020

2021  202.6 " 230.3 " 296.6 " 302.8 " 447.4 " 534.2 "1059   " 928.2 " 700.7 " 652.0 " 500.7 " 352.1 "   517.2 " 6207   "    0  2021
2022  261.3 " 211.6 " 297.3 " 380.7 " 517.2 " 563.9 " 643.0 "1082   " 755.9 " 606.3 " 486.8 " 355.9 "   513.5 " 6162   "    0  2022
2023 [253.6 ]  [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [   ]   [253.6 ] [253.6 ]  337  2023


Mean [284.7 ][261.6 ][285.4 ][347.0 ][475.0 ][604.0 ][768.9 ][821.4 ][697.1 ][585.6 ][431.9 ][341.9 ] [486.8  ][5682   ]       Mean
Med. [280.6 ][254.4 ][296.6 ][354.7 ][448.9 ][589.4 ][760.1 ][838.4 ][704.8 ][584.1 ][433.7 ][337.7 ]                          Med.
 Max [546.2 ][472.8 ][445.5 ][591.3 ][906.9 ][914.3 ][1205  ][1143  ][997.8 ][999.5 ][616.5 ][521.4 ] [694.2  ][8330   ]        Max
 Min [45.02 ][15.87 ][15.60 ][70.05 ][82.39 ][18.28 ][380.7 ][493.7 ][391.9 ][206.4 ][78.23 ][135.9 ] [253.6  ][253.6  ]        Min
Total[15373 ][13341 ][15125 ][18739 ][25651 ][32615 ][41518 ][44353 ][37643 ][31625 ][23756 ][18465 ] [27260  ][318203 ] 3475  Total
  OK     97%     98%     94%     97%     97%     97%     99%     99%    100%     98%     98%     99%        98%      98%         OK
 Cnt      54      51      53      54      54      54      54      54      54      54      55      54        56       56         Cnt

                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        ! ... Not reviewed / Quality not known
                                        " ... Relative Uncertainty +/-10%
                                        # ... Relative Uncertainty +/-15%
                                        & ... Relative Uncertainty +/-30%
                                        [ ... Not Available
                                        ^ ... Relative Uncertainty +/-50%