Map River Level Data Rainfall Data Other Parameters Flood Advice Explanatory Notes
Total Monthly Discharge report 

Department of Water                                                                                   HYMONTH V93  Output 22/11/2009

Site      615062          AVON RIVER - NORTHAM WEIR                                                                     Site  615062
VarFrom   10.00           STAGE - SL in Metres, DoW Primary Archive
VarTo     151.00          Total  Stream Discharge Volume in Megalitres, DoW Primary Archive
                          Figures are for period ending 2400 hours.
                                                                                                          Mean   Annual  Missing
Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec   Monthly    Total  Days    Yr

1977   [   ]   [   ]      [0]      0       0    1015"   2003"  12794"   1623"   1281'   1863'      0'    [2058]  [20579]   88  1977
1978       0'    254'     84       0    1774    5718  126198   26634    9954    3355      36       0     14501'  174007'    0  1978
1979     138       0       0       0    1488'  13376'  15733"  24566*   4613*    305*      0*      0      5018*   60219*    0  1979
1980       0       0       0       0     401'   3538'   8710'   5093'   1393    2403     298       0      1820'   21837'    0  1980

1981       0       0      20       0   12323   86840"  59672   94583*  12185    1888    3293      67'    22573*  270870*    0  1981
1982    9095*    472"      0       0     192'   5193'   8482   16750    7264'   2455    1244     406      4296*   51553*    0  1982
1983       0       0      34      25       0*  55540* 232335  112437  101094'   5119    4735     465     42649*  511784*    0  1983
1984     725       0       0     450   21277   16857   20675   22462'  25589    2914     789       1      9312'  111739'    0  1984
1985       0       0       0       0       0     729   13087"  21145    6690    1047     154       8      3572"   42859"    0  1985

1986     0.0  4020  *  843.3     4.6  2138  *32963   35926   56074  '11503    2431     539.2     1.4   12203  *  146447*    0  1986
1987     0.0     0.0     0.0     0.0  3184  ' 5007  '15039  '24273    5731    1248  '   87.0    36.1    4550  '   54608'    0  1987
1988     0.7     0.0     0.0     0.0  2117   20570  *42689  '35858   10825    8258  *  290.5  1704     10192  *  122315*    0  1988
1989     0.0     0.0     0.0     0.0  2944   14015   71162   17770  * 3137  * 1591     240.6     0.0    9238  *  110862*    0  1989
1990 23286   59324    9820    4715    5516    5708   29445   22605    5631    2216     288.8     0.0   14046     168560     0  1990

1991     0.0     0.0     0.0     0.0     0.0  7945   37313   46009   11018    1067     323.3    75.6    8646     103752     0  1991
1992     2.6     0.0     0.0  2636     775.2 14435   39320   72406   91540   21637    2063     338.2   20429     245157     0  1992
1993     0.0    59.8  1765     880.6  2683    7826   16929   28200  "17443    2937    1354      39.8    6676  "   80121"    0  1993
1994     0.0'    0.0'    0.0     0.0  2556   15150   26910   20528    5610     602.1    17.1     0.0    5947  '   71375'    0  1994
1995     0.0     0.0     0.0     0.0  1802   14117   75111   35808   13143   12219     718.6     6.4   12744     152928     0  1995

1996       0       0       0       0       0   23290  150477  112735'  23055'   7110'   5415'    159     26853'  322241'    0  1996
1997       0       0    1873    6645"   2007    6112    8057   21354   19147    3152     246       0      5716"   68592"    0  1997
1998       0       0       0       0*      0*  10271*  16186   25071   41087    3698     142       0      8038*   96455*    0  1998
1999     567       0       0       0    4684   27453   66086   49034   37742   19158    2207     489"    17285"  207421"    0  1999
2000  110881  106102   14203    1233*   1684    5788   38833   23044   19040    1668     208       0     26890*  322684*    0  2000

2001     0.0     0.0     0.0     0.0     0.0   681.7  2631   21661    3993    1818     135.9     5.6    2577      30927     0  2001
2002     0.0     0.0     0.0     0.0   130.1  1696    6657    5066    3481     703.5    54.8     0.0    1482      17791     0  2002
2003     0.0     0.0     0.0  1254    1869    4998   26868   33115    9702    1844      95.0     0.0    6645      79748     0  2003
2004     0.0     0.0     0.0     0.0     0.0  3072    6286   12646    6364     864.7    68.8     0.0    2441      29302     0  2004
2005     0.0     0.0     0.0  2474   19291   51610   21747   19453   12679    3800     234.9     0.0   10941     131294     0  2005

2006 18178    3352      58.6   118.1   419.1   715.8  2237    8810    7650     963.3    90.2     0.0    3549      42594     0  2006

                                                                                                                          295 Total


                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        " ... Good Record - Corrections/Estimations a
                                        ' ... Very Good Record - Corrections applied
                                        * ... Estimated Record
                                        [ ... Not Available







Department of Water                                                                                   HYMONTH V93  Output 22/11/2009

Site      615062          AVON RIVER - NORTHAM WEIR                                                                     Site  615062
VarFrom   10.00           STAGE - SL in Metres, DoW Primary Archive
VarTo     151.00          Total  Stream Discharge Volume in Megalitres, DoW Primary Archive
                          Figures are for period ending 2400 hours.
                                                                                                          Mean   Annual  Missing
Year     Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec   Monthly    Total  Days    Yr

2007     0.0     0.0     0.0     0.0     0.0  1812   14761   26607   10683    2092      54.1     0.0    4667      56011     0  2007
2008     0.0     0.0     0.0  1529     987.7  3061  "29111   36537    5611    5056    1587     304.2    6982  "   83787"    0  2008
2009  3313     762.4   311.2'    0.0     0.0    [0.0]  [   ]   [   ]   [   ]   [   ]   [   ]   [   ]    [731.2]   [4387]  207  2009

                                                                                                                          295 Total

Mean  5193  * 5448  * [879.2]  665.6* 2795  *14154  ]39583  "34098  *17069  * 3965  *  902.3*  128.4" [10159  ]121660  ]       Mean
Med.     0.0*    0.0*   [0.0]    0.0* 1487  *[6112  ]24307  "24419  *10318  * 2309  *  267.3*    0.5"                          Med.
 Max  110881* 106102* [14203]   6645*  21277* [86840] 232335" 112735* 101094*  21637*   5415*   1704"   [42649] [511784]        Max
 Min       0*      0*     [0]      0*      0*     [0]   2003"   5067*   1393*    305*      0*      0"     [731]   [4387]        Min
  OK    100%    100%     97%    100%    100%     98%    100%    100%    100%    100%    100%    100%       100%     100%         OK
 Cnt      32      32      33      33      33      33      32      32      32      32      32      32        33       33         Cnt

                                        ------------------ Notes -------------------
                                        All recorded data is continuous and reliable
                                        except where the following tags are used...
                                        " ... Good Record - Corrections/Estimations a
                                        ' ... Very Good Record - Corrections applied
                                        * ... Estimated Record
                                        [ ... Not Available