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Department of Water and Environmental Regulation HYMONTH V128 Output 24/01/2021
Site 608171 Fly Brook - Boat Landing Road Site 608171
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 [ ] [ ] [ ] [ ] [ ] [2081 ] 4391 & 6654 & 4916 " 3471 " 1693 " 756.4" [3423 ] [23965] 158 1962
1963 503.3" 246.0" 164.3& 230.0& 2741 & 6447 & 9680 & 8866 & 5447 " 2536 " 1032 " 356.2" 3187 & 38252& 0 1963
1964 162.2& 63.1& 47.1& 171.2& 284.3& 2831 " 9514 &11633 & 3575 " 4456 & 1238 " 907.1" 2907 & 34886& 0 1964
1965 298.2& 143.2& 221.1& 273.0& 1109 " 4215 & 7037 & 5732 " 4121 " 3577 " 3291 " 1385 " 2617 & 31407& 0 1965
1966 567.5" 223.4# 185.5& 231.7& 397.5# 2248 # 4943 # 2954 " 4296 # 2349 # 811.8" 405.0" 1634 & 19615& 0 1966
1967 227.8" 87.8& 117.0& 187.0& 939.4" 5712 &10658 & 7030 & 4120 & 1689 " 750.5" 413.0" 2661 & 31933& 0 1967
1968 308.9" 128.2& 181.3" 299.9" 521.1" 2579 " 4466 & 5506 # 3909 " 3089 # 1167 " 493.4" 1887 & 22651& 0 1968
1969 224.9" 121.2& 118.9& 398.9& 509.4" 1765 " 3142 # 2240 " 1581 " 652.4# 500.6# 164.4& 951.6& 11420& 0 1969
1970 80.2& 87.3& 55.7& 314.4& 694.8" 6651 & 7290 & 6665 & 4119 " 3755 " 1228 " 471.8" 2617 & 31415& 0 1970
1971 218.0 " 200.4 " 136.9 " 205.3 " 788.3 "2074 "2829 "4493 "5179 #6173 #2133 " 817.4 " 2104 # 25251# 0 1971
1972 303.8 " 105.0 " 93.07" 289.5 " 343.8 " 719.0 "2602 "5892 #3348 "1671 " 555.3 " 167.4 " 1341 # 16092# 0 1972
1973 102.1 " 68.93$ 106.2 $ 374.6 & 620.4 &3870 "9330 &8159 &6201 &3244 "1974 & 615.5 & 2889 & 34669& 0 1973
1974 277.7 & 212.4 & 185.2 & 198.9 &1263 "2244 "8208 &7049 "2302 "1912 "1381 " 494.2 " 2144 & 25731& 0 1974
1975 170.0 " 72.30# 107.8 # 212.7 " 840.9 "2998 "7421 &5224 "3300 "2191 "1358 " 415.7 " 2026 & 24315& 0 1975
1976 306.4 " 101.7 # 93.31# 386.1 " 936.8 "1488 "2812 "3647 "2163 "1773 #1411 " 534.1 " 1304 # 15655# 0 1976
1977 186.1 " 86.63# 74.67# 78.40# 534.9 #1312 "1954 "4423 "2108 "2682 " 988.3 " 317.5 " 1228 # 14748# 0 1977
1978 147.5 # 53.92# 44.41# 64.54#1083 "4983 &9508 &3843 "3839 "2785 "1144 " 429.5 " 2327 & 27928& 0 1978
1979 177.8 " 99.90" 101.0 # 164.4 " 399.1 "1522 "3930 "3394 "2449 "2890 "1316 " 473.0 " 1410 # 16920# 0 1979
1980 140.8 " 65.29# 75.79# 506.7 " 531.3 "1249 "4098 "4577 &2810 "3377 "1151 " 547.6 " 1594 & 19133& 0 1980
1981 204.5 " 76.32# 116.9 # 241.3 " 457.8 "1885 "4752 &7903 &3078 "1950 "1449 " 738.7 " 1904 & 22856& 0 1981
1982 442.4 " 229.7 " 172.5 " 157.5 " 410.0 "2797 "5513 &3351 "2320 "1442 " 663.3 " 314.2 " 1484 & 17817& 0 1982
1983 106.1 " 93.94" 55.73# 78.58# 189.4 " 984.2 "2768 &3576 "5520 &1686 " 610.4 " 173.3 " 1320 & 15844& 0 1983
1984 79.34# 43.41# 50.30# 63.58#1022 "2499 &3697 &4477 "6040 &1443 "1326 " 546.7 " 1774 & 21290& 0 1984
1985 216.2 " 77.17# 57.20# 178.8 # 308.1 " 946.0 "1753 "4503 &2705 "1351 " 753.2 " 360.7 " 1101 & 13212& 0 1985
1986 114.3 # 65.17# 80.50# 93.46" 398.6 " 469.1 "2681 "4135 "2929 "2332 # 685.0 " 247.7 " 1186 #14233 # 0 1986
1987 80.45# 38.82# 57.14# 144.7 # 290.1 " 540.4 "1530 "1827 "1050 " 618.9 " 446.1 " 196.9 " 568.5 # 6822 # 0 1987
1988 88.81# 25.54# 30.13# 48.26#1488 "6175 &4839 "5327 &4601 &4395 "1694 " 606.3 " 2443 &29321 & 0 1988
1989 414.2 " 200.5 " 174.1 " 234.7 " 330.7 " 494.8 "2260 "3229 "2662 "4553 "1226 " 418.4 " 1350 "16200 " 0 1989
1990 215.3 " 152.4 # 148.5 # 471.5 " 732.6 "1792 "5134 &4841 &2495 "1956 "1467 " 398.3 " 1650 &19806 & 0 1990
1991 172.9 " 70.90" 83.95" 149.6 " 388.2 "2689 "5253 "5885 #4563 "1724 "1406 " 421.9 " 1900 # 22811# 0 1991
1992 169.0 " 85.89" 92.66" 131.7 " 684.8 "1474 "3408 "4932 "5448 "2069 "1474 " 642.7 " 1717 " 20616" 0 1992
1993 228.8 " 101.2 " 148.5 " 229.0 " 392.8 " 518.2 "2691 "4507 "3497 "2063 " 646.3 " 231.2 " 1271 " 15257" 0 1993
1994 92.23# 57.75# 45.56# 78.50" 475.5 "1754 "4247 "2406 "2063 " 942.7 " 345.1 " 136.8 " 1053 # 12647# 0 1994
1995 48.79# 31.04# 32.80# 33.49# 511.8 #1749 "6198 &4374 "3196 "1129 "1083 " 386.4 " 1564 & 18776& 0 1995
1996 102.7 # 49.24# 48.49# 86.72" 191.5 "1037 "5077 &6668 #6972 &4274 &1373 "1249 " 2260 & 27131& 0 1996
------------------ 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%
N ... Not Rated
[ ... Not Available
Department of Water and Environmental Regulation HYMONTH V128 Output 24/01/2021
Site 608171 Fly Brook - Boat Landing Road Site 608171
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 249.4 " 173.1 " 165.3 " 132.6 " 451.8 "2851 "3274 #4998 #3393 "1275 " 773.1 " 372.9 " 1509 # 18112# 0 1997
1998 132.4 " 49.66# 272.1 # 192.5 " 361.9 "1448 "2329 "3745 "4961 "2398 " 715.0 " 310.5 " 1409 # 16918# 0 1998
1999 100.9 # 45.29# [33.46] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [59.90] [180] 281 1999
2000 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 2000
2001 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 2001
2002 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 2002
2003 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 2003
2004 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 2004
2005 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 2005
2006 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 2006
2007 [ ] [ ] [1.08] 129.4 " 338.2 " 406.3 "1994 "4079 "4628 "2120 " 718.8 " 368.2 " [1478 ][14784 ] 89 2007
2008 90.08" 30.33" 28.70" 205.4 " 887.1 "1992 "6795 "3910 "2794 "1776 "1721 "1334 " 1797 "21566 " 0 2008
2009 301.3 " 91.77" 88.37" 71.22" 248.4 "1951 "6482 $3957 "5531 "2342 "1224 " 363.4 " 1887 $22654 $ 0 2009
2010 118.0 " 66.31" 45.40" 124.1 " 237.6 " 434.4 "1282 "1164 "1057 " 499.3 " 281.3 " 161.9 " 456.1 " 5473 " 0 2010
2011 64.44" 38.06" 32.90" 46.81" 185.6 " 682.6 "2871 "4527 "2311 "1892 " 812.4 " 173.8 " 1136 "13640 " 0 2011
2012 51.33" 30.66" 28.16" 31.77" 85.67" 765.8 " 923.3 "1985 "2177 " 831.2 " 430.5 " 193.6 # 627.9 # 7535 # 0 2012
2013 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 2013
2014 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 2014
2015 [ ] [19.02] 26.40" 61.67" 247.9 " 565.7 "1160 "2360 "1602 " 531.1 " 196.3 " 86.67" [623.5 ][6858 ] 36 2015
2016 504.6 " 44.88" 24.53" 30.57" 450.3 "1499 "6571 $6788 "4353 "2523 " 688.5 " 330.3 " 1984 $23810 $ 0 2016
2017 101.3 " 36.84" 87.33" 66.25" 236.9 " 221.5 "1819 "4865 "2083 "1471 " 433.9 " 265.4 " 974.1 "11690 " 0 2017
2018 115.0 " 75.83" 37.54" 58.75" 181.8 " 779.6 "5738 "7461 "2443 " 937.7 " 413.9 " 248.9 " 1541 "18492 " 0 2018
2019 72.17" 33.48" 35.15" 75.83" 121.9 "1284 "[148.8 ] [ ]N[567.3 ] 787.6 " 481.4 " 101.9 " [337.3 ][3710 ] 77 2019
2020 38.95" 28.56" 42.50" 51.65" 206.7 " 539.2 "2056 "2179 "2894 "1207 " 522.5 " 154.5 " 826.8 " 9922 " 0 2020
2021 [21.36 ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [21.36 ] [21.36 ] 342 2021
Mean [190.4 ] [90.20] [90.89] 172.6 & 563.6 &[2045 ][4471 ]4832 &[3464 ]2220 &1044 & 442.9 & [1597 ][18745 ] Mean
Med. [165.6 ] [74.06] [80.50] 153.5 & 430.2 &[1749 ][4098 ]4505 &[3300 ]1956 &1032 & 386.4 & Med.
Max [567.5] [246.0] [272.1] 506.7& 2741 &[6651 ][10658 ]11633 &[6972 ] 6173 & 3291 & 1385 & [3423 ][38252 ] Max
Min [21.4] [19.0] [1.1] 30.6& 85.7& [221.5] [148.8] 1164 & [567.4] 499.4& 196.4& 86.7& [21.4] [21.4] Min
Total [9142] [4330] [4454] 8288& 27056&[100229][219083] 231965&[169741] 108812& 51196& 21702& [81484] [955998] 4270 Total
OK 99% 100% 98% 100% 100% 100% 98% 100% 99% 100% 100% 100% 99% 99% OK
Cnt 48 48 49 48 48 49 49 48 49 49 49 49 51 51 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%
N ... Not Rated
[ ... Not Available