Water Information Reporting
Copyright © Government of Western Australia
Information supplied by the Department of Water and Environmental Regulation is protected by the Copyright Act 1968. That copyright belongs to the State of Western Australia.
Apart from any fair dealing for the purpose of private study, research, criticism or review, as permitted under the Copyright Act 1968, no part may be
reproduced or reused for any purpose without the written permission of the Department of Water and Environmental Regulation. Please click on the Copyright
link for full details.
Disclaimer / limitation of liability
The information contained herein is provided by the Department of Water and Environmental Regulation in good faith as a public service.
However, the Department does not guarantee the accuracy of this information, and it is the responsibility of recipients to make their own enquiries
as to its accuracy, currency and appropriateness. Telemetered data is provisional only and has not been verified for accuracy. If any aspect of this information is of significance to you, you should
discuss your particular circumstances with the Department. Please click on the Disclaimer
link for full details.
Should you require further information or technical assistance, please contact one of our water information officers.
Department of Water and Environmental Regulation HYMONTH V128 Output 29/01/2023
Site 616084 Bennett Brook - Valley Brook Rd Caversham Site 616084
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
1988 279.4 ! 257.4 ! 272.9 ! 262.1 ! 386.5 ! 572.0 ! 731.0 ! 647.5 ! 531.1 ^ 513.0 ! 279.1 ! 268.9 ! 416.7 ! 5001 ! 0 1988
1989 264.4 ! 237.8 ! 261.9 ! 252.9 ! 372.3 ! 641.3 !1209 &1135 ! 876.5 ! 764.3 ! 284.7 ! 256.2 ! 546.4 ! 6556 ! 0 1989
1990 375.8 ! 529.1 ! 504.8 ! 515.0 ! 624.8 ! 894.4 !1135 !1331 " 835.1 & 748.6 ! 683.6 ! 648.3 ! 735.4 ! 8825 ! 0 1990
1991 610.3 ! 610.4 ! 617.8 ! 641.1 !1037 !2490 !3039 !2098 !1731 !1237 !1215 !1185 ! 1376 ! 16511! 0 1991
1992 1194 !1390 !1019 ! 876.2 ! 881.4 !1569 &2260 #2838 #1994 !1204 ! 986.9 & 864.1 & 1423 ! 17077! 0 1992
1993 [343.5 ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [343.5 ] [343] 352 1993
1994 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1994
1995 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1995
1996 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 1996
1997 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1997
1998 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1998
1999 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1999
2000 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 366 2000
2001 [ ] [5.77] 34.90^ 50.67^ 98.11^ 193.2 ^ 545.0 ^1357 & 961.4 ^ 796.6 ^ 549.8 ^ 382.1 ^ [452.2 ][4974 ] 55 2001
2002 340.3 ^ 231.3 ^ 105.7 ^ 213.4 ^ 288.7 ^ 537.8 ^ 818.3 ^ 739.8 ^ 772.5 ^ 421.8 ^ 243.1 ^ 99.53^ 401.0 ^ 4812 ^ 0 2002
2003 49.80^ 56.38^ 46.07^ 70.00^ 81.80^ 170.9 ^ 456.9 # 645.2 # 441.1 # 279.7 $ 198.9 & 148.9 & 220.5 ^ 2646 ^ 0 2003
2004 79.33^ 66.39^ 42.33^ 37.62^ 98.96^ 204.1 ^ 265.2 $ 440.2 $ 381.1 # 261.9 $ 187.7 & 110.5 ^ 181.3 ^ 2175 ^ 0 2004
2005 52.46^ 28.84^ 41.76^ 64.90^ 251.4 ^1307 $1070 "1411 #1393 # 741.1 # 391.4 $ 241.4 $ 582.9 ^ 6994 ^ 0 2005
2006 196.1 & [83.38] 66.47^ 113.0 ^ 146.0 ^ 112.3 ^ 207.1 & 410.2 $ 423.4 # 236.0 & 113.2 ^ 49.08^ [179.7 ][2156 ] 8 2006
2007 43.56^ 26.39^ 19.69^ 68.28^ 132.9 ^ 193.7 & 499.6 $ 998.4 #1073 " 770.4 # 325.0 $ 217.9 & 364.1 ^ 4369 ^ 0 2007
2008 66.65^ 110.7 ^ 44.88^ 400.6 & 341.1 $ 710.0 #2403 #1968 # 921.6 " 449.5 $ 279.3 $ 133.2 & 652.3 ^ 7828 ^ 0 2008
2009 66.69^ 35.19^ 35.05^ 30.63^ 91.98^ 227.9 ^ 773.6 #1306 #1146 # 403.5 $ 211.2 & 94.42^ 368.5 ^ 4422 ^ 0 2009
2010 47.47^ 32.93^ 57.24^ 47.23^ 135.8 ^ 151.6 & 523.4 & 508.5 # 435.1 $ 183.9 & 74.21^ 45.21^ 186.9 ^ 2243 ^ 0 2010
2011 47.34^ 20.50^ 11.24^ 16.45^ 59.08^ 266.2 & 586.6 #1246 #1555 #1081 # 924.6 " 656.5 # 539.1 ^ 6470 ^ 0 2011
2012 265.9 & 171.2 & 62.29^ 111.1 ^ 215.5 & 617.7 $ 438.2 # 598.9 # 437.1 $ 123.5 & 104.5 ^ 70.09^ 268.0 ^ 3216 ^ 0 2012
2013 68.34^ 26.24^ 83.86^ 54.06^ 195.5 ^ 151.0 & 336.3 & 854.0 #1263 " 656.8 # 294.1 $ 154.0 & 344.8 ^ 4137 ^ 0 2013
2014 74.93^ 32.42^ 26.11^ 34.41^ 250.1 ^ 301.9 & 722.1 $ 643.5 # 716.1 # 456.9 $ 229.3 & 117.3 & 300.4 ^ 3605 ^ 0 2014
2015 53.42^ 69.53^ 44.93^ 125.7 ^ 186.4 & 272.0 & 310.3 & 421.9 $ 389.8 $ 187.9 & 139.1 & 86.14^ 190.6 ^ 2287 ^ 0 2015
2016 53.72^ 29.57^ 36.78^ 74.35^ 260.2 ^ 322.5 & 621.6 & 925.8 $ 790.0 $ 540.2 $ 252.7 & 145.9 ^ 337.8 ^ 4053 ^ 0 2016
2017 109.6 ^ 576.8 ^ 179.6 ^ 115.3 ^ 220.0 ^ 249.1 & 764.9 $2232 &1384 & 892.1 & 423.7 ^ 275.5 ^ 618.5 ^ 7422 ^ 0 2017
2018 586.2 ^ 221.6 ^ 139.5 ^ 121.6 ^ 235.4 ^ 720.4 ^1520 &3022 &1541 &1001 & 446.1 ^ 241.4 ^ 816.3 ^ 9796 ^ 0 2018
2019 142.8 ^ 66.82^ 59.75^ 109.2 ^ 112.4 ^ 490.2 ^1089 &1117 & 927.5 & 462.2 ^ 277.1 ^ 103.8 ^ 413.2 ^ 4958 ^ 0 2019
2020 33.03^ 38.52^ 32.20^ 22.72^ 186.4 ^ 499.7 $ 528.1 $ 682.2 $ 639.6 $ 292.7 & 375.7 ^ 61.83^ 282.7 ^ 3393 ^ 0 2020
2021 80.85^ 119.6 ^ 136.9 ^ 112.0 ^ 373.3 & 567.7 #2774 #1655 # 964.2 "1105 " 693.8 # 241.6 & 735.3 ^ 8824 ^ 0 2021
2022 115.4 & 44.38^ 77.87^ 124.7 & 269.6 & 312.4 & 772.0 $2603 #1552 # 631.6 # 418.3 # 226.2 & 595.6 ^ 7147 ^ 0 2022
------------------ 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 +/-20%
& ... Relative Uncertainty +/-30%
[ ... Not Available
^ ... Relative Uncertainty +/-50% Department of Water and Environmental Regulation HYMONTH V128 Output 29/01/2023
Site 616084 Bennett Brook - Valley Brook Rd Caversham Site 616084
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
2023 [114.5 ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [114.5 ][114.5 ] 338 2023
Mean [205.6 ][189.6 ] 150.4 ! 172.8 ! 279.0 ! 546.1 ! 977.7 !1253 ! 965.7 ! 608.9 ! 392.6 ! 263.9 ! [482.3 ][5598 ] Mean
Med. [95.24] [66.82] 59.75! 111.1 ! 220.0 ! 322.5 ! 731.0 !1117 ! 921.6 ! 540.2 ! 284.7 ! 154.0 ! Med.
Max [1194 ][1390 ]1019 ! 876.2 !1037 !2490 !3039 !3022 !1994 !1237 !1215 !1185 ! [1423 ][17077 ] Max
Min [33.03] [5.77] 11.24! 16.45! 59.08! 112.3 ! 207.1 ! 410.2 ! 381.1 ! 123.5 ! 74.21! 45.21! [114.5 ] [114.5 ] Min
Total[5756 ][5119 ] 4061 ! 4665 ! 7532 !14746 !26399 !33834 !26074 !16441 !10601 ! 7125 ! [13987 ][162354 ] 3310 Total
OK 97% 96% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 99% 99% OK
Cnt 28 27 27 27 27 27 27 27 27 27 27 27 29 29 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 +/-20%
& ... Relative Uncertainty +/-30%
[ ... Not Available
^ ... Relative Uncertainty +/-50%