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 13/12/2024
Site 612034 Collie River - South Branch Site 612034
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
1952 [ ] [ ] [ ] [ ] [ ] [2060 ] 3057 # 5733 # 2678 # 930.3# 503.9# 239.3$ [2172 ][15201 ] 170 1952
1953 127.6$ 304.0$ 158.8$ 128.2$ 408.8$ 1115 # 2827 # 1557 # 559.9# 1764 # 541.0# 102.7$ 799.5$ 9594 $ 0 1953
1954 0.0$ 0.0$ 0.0$ 0.0$ 73.8$ 197.0$ 3003 # 2705 # 1135 # 344.3# 266.3# 153.8$ 656.5$ 7878 $ 0 1954
1955 98.8$ 279.2$ 0.0$ 507.7$ 491.0$ 1152 # 3322 #33258 $15548 #11534 # 1117 # 232.9$ 5628 $ 67540 $ 0 1955
1956 92.9& 1.9& 144.3& 179.3$ 874.4# 5324 $14594 $ 6757 # 2003 # 708.0# 257.1# 148.2$ 2590 & 31084 & 0 1956
1957 54.5$ 33.5$ 42.4$ 180.3$ 329.0#13043 # 5728 # 6712 # 4038 # 889.5# 206.7$ 108.5$ 2614 $ 31365 $ 0 1957
1958 46.8$ 54.8$ 44.7$ 53.9$ 215.0$ 399.9#19923 $ 8989 # 3363 # 1263 # 270.2$ 142.6$ 2897 $ 34765 $ 0 1958
1959 68.5$ 31.3$ 71.6$ 69.8$ 490.0# 602.5# 832.5# 4821 $ 768.9# 985.3# 216.7# 112.4$ 755.9$ 9070 $ 0 1959
1960 197.6$ 41.8$ 136.5$ 184.0# 389.7# 1177 #12944 $ 6213 # 2019 # 559.9# 122.3$ 87.7$ 2006 $ 24072 $ 0 1960
1961 0$ 70$ 54$ 66$ 78$ 6758$ 10963# 11634# 10907# 1306# 260# 65$ 3513$ 42160$ 0 1961
1962 34$ 0$ 0$ 0$ 70$ 373# 843# 6124# 3746# 2133# 283# 127$ 1144$ 13732$ 0 1962
1963 57$ 42$ 69$ 103$ 242$ 7271# 27587$ 52506& 20779$ 2647# 798# 78$ 9348& 112179& 0 1963
1964 42$ 5$ 6$ 19$ 95$ 6932$ 44860& 152621& 7044# 5369# 363$ 129$ 18124& 217484& 0 1964
1965 30$ 25$ 17$ 89$ 245$ 1959# 9356$ 6124# 5456# 4417# 4565$ 493$ 2731$ 32776$ 0 1965
1966 80.2$ 61.3$ 68.1$ 75.7$ 82.8$ 719.1$ 5973 # 4902 # 6894 # 1476 & 486.0& 60.8& 1740 & 20878& 0 1966
1967 54.9& 88.3$ 132.1$ 135.9$ 265.2#10607 #26330 $14619 # 8064 # 954.0# 263.9$ 71.6$ 5132 & 61586& 0 1967
1968 63.1$ 39.7$ 31.8$ 62.7$ 59.2$ 1318 $ [820.9] [ ] [ ] [ ] [ ] [ ] [342.2] [2395] 167 1968
1969 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1969
1970 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 365 1970
1971 [ ] [ ] [ ] [ ] [1897 ] 6561 &11259 &12535 &12596 &17400 & 3006 & 963.4& [8277 ][66218 ] 131 1971
1972 350.4& 60.7& 1.8& 0.0& 28.0& 106.5" 462.1" 5477 " 2349 " 380.2" 43.3" 4.9" 772.0& 9264 & 0 1972
1973 2.5" 1.4" 1.7" 6.8" 12.7" 904.9"12389 "10688 " 9264 " 1615 " 393.4" 11.9" 2941 " 35291 " 0 1973
1974 4.5" 4.0" 4.0" 8.6" 313.1"11719 "34986 $42310 $ 4010 " 2645 " 706.3" 75.4" 8066 $ 96786 $ 0 1974
1975 5.0" 3.2" 7.5" 8.3" 148.9" 1509 " 8151 " 7851 " 3410 " 1352 " 330.0" 75.3" 1904 " 22852 " 0 1975
1976 67.0" 9.3" 14.8" 80.2" 232.6" 394.5" 854.8" 3699 " 2368 " 912.9" 242.2" 10.6" 740.5" 8886 " 0 1976
1977 3.5" 1.3" 1.8" 3.5" 11.5" 21.5" 1186 " 8540 " 1457 " 2218 " 342.3" 7.2" 1149 " 13793 " 0 1977
1978 3.4" 1.1" 2.1" 6.3" 13.8" 827.8"11197 " 3263 " 2911 " 3213 " 184.1" 197.3" 1818 " 21821 " 0 1978
1979 105.2# 2.8# 0.9# 77.7# 146.0" 294.3" 1809 # 1554 # 976.6" 643.8" 100.2" 36.9" 478.9# 5747 # 0 1979
1980 1.7" 2.6" 1.6" 25.1" 137.1# 517.4# 2023 " 5009 " 2714 " 1980 " 255.3" 9.4" 1056 # 12677 # 0 1980
1981 4.2" 2.0" 4.0" 7.8" 85.0" 1543 " 6240 "14895 " 3793 " 1795 " 773.0" 212.8" 2446 " 29355" 0 1981
1982 10649 $ 397.9" 39.6" 115.5# 188.1# 570.5" 1973 " 2763 " 1867 " 1324 " 25.5" 8.0" 1660 $ 19921$ 0 1982
1983 3.4" 5.4" 3.5" 8.9" 268.9" 8906 $17903 "24255 "34990 $ 2145 " 622.6" 227.5" 7445 $ 89338$ 0 1983
1984 129.6" 10.4" 49.2" 170.4" 743.5" 4107 " 4944 " 4744 " 8427 " 1008 " 1628 " 547.0" 2209 " 26508" 0 1984
1985 279.5" 134.2" 129.0# 967.3# 996.5" 2031 " 7523 "11196 " 3852 " 1401 " 849.9" 510.3" 2489 # 29869# 0 1985
1986 240.4 " 228.4 " 484.0 " 604.2 " 794.3 " 694.7 "1317 "2517 "2340 "1381 " 495.1 " 341.1 " 953.2 " 11438" 0 1986
------------------ 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 13/12/2024
Site 612034 Collie River - South Branch Site 612034
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
1987 208.6" 224.2" 265.0" 387.1" 387.0" 867.9" 1671 " 2107 " 858.1" 483.3" 110.1" 191.4" 646.7" 7761 " 0 1987
1988 75.5" 38.2" 71.7" 77.2" 219.3" 5242 "10653 "12017 " 7323 " 5330 " 760.2" 267.7" 3506 " 42075 " 0 1988
1989 179.4" 87.5" 85.0" 100.0" 186.8" 312.6" 3461 " 4768 " 2991 " 1768 " 266.2" 58.9" 1189 " 14265 " 0 1989
1990 42.4" 33.5" 30.4" 60.1" 83.0" 2083 "21764 $10365 " 3760 " 1341 " 507.3" 63.2" 3344 $ 40133 $ 0 1990
1991 26.6" 14.2" 21.6" 43.2" 115.9" 4527 "19685 #26012 $13710 # 2038 # 546.0# 102.0" 5570 $ 66842$ 0 1991
1992 39.1" 39.8" 22.7" 32.0" 246.8" 5749 "13699 "15421 "11919 " 1753 " 729.8" 276.9" 4161 " 49929" 0 1992
1993 14.8" 0.0" 164.7" 90.7" 247.3" 420.9" 4102 " 7229 "15192 # 2795 # 565.9" 59.4" 2574 # 30882# 0 1993
1994 12.9" 0.0" 0.0" 0.0" 96.5" 282.3" 4905 " 4483 " 1591 " 245.4# 15.7" 2.4" 969.5# 11634# 0 1994
1995 0.0" 0.0" 0.0" 0.0" 0.0" 294.2"10292 " 9137 " 6359 " 1055 " 157.3" 4.0" 2275 " 27298" 0 1995
1996 69.3" 157.0" 202.1" 236.5" 171.0" 3172 $24689 $20096 $32424 $ 5136 " 696.9" 263.8" 7276 $ 87313$ 0 1996
1997 154.3" 150.4" 167.7" 131.5" 280.6" 1505 " 4164 " 7248 " 3560 " 604.3" 154.2" 54.2" 1515 " 18175" 0 1997
1998 17.0" 0.0" 42.4" 67.8" 123.5" 1086 " 3414 " 8297 " 8286 " 1917 " 125.0" 13.5" 1949 " 23388" 0 1998
1999 0.1" 0.0" 0.0" 0.0" 231.3" 2101 " 4320 " 5187 " 7301 " 5378 " 114.6" 29.8" 2055 " 24663" 0 1999
2000 46.1" 8.7" 0.0" 0.0" 0.0" 125.9" 7489 " 6657 " 5120 " 251.1" 16.2# 0.2# 1643 # 19714# 0 2000
2001 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 142.3 " 382.6 " 367.8 " 283.7 " 9.41" 13.48" 99.94" 1199 " 0 2001
2002 0.00" 0.00" 0.00" 0.00" 0.00" 253.1 "2225 "1679 "2352 " 666.7 " 85.91" 0.08" 605.2 " 7263 " 0 2002
2003 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"1643 "4404 "3432 "1046 " 171.2 " 0.27" 891.4 "10697 " 0 2003
2004 0.00" 0.00" 0.00" 0.00" 0.00"1145 "3171 "6393 "1987 " 353.9 " 91.28" 25.36" 1097 "13166 " 0 2004
2005 14.78" 45.90" 1.11" 97.13"5477 "7328 "4117 "8828 "8744 "3918 " 589.7 " 246.6 " 3284 "39408 " 0 2005
2006 309.5" 124.2" 166.6" 141.7" 525.7" 632.0" 590.7" 5792 " 2358 " 502.0" 272.7" 132.7" 962.3" 11548 " 0 2006
2007 147.4" 73.8" 180.9" 367.7" 455.9" 482.6" 2805 " 7138 " 6605 " 2057 " 662.2" 530.5" 1792 " 21506 " 0 2007
2008 341.9" 75.7" 70.4" 118.7" 279.6" 334.9" 4217 " 3320 " 553.1" 287.4" 12.3" 0.2" 800.9" 9611 " 0 2008
2009 0.0" 0.0" 0.0" 0.0" 0.0" 1711 "11812 " 8553 " 8475 " 1202 " 121.4" 1.2" 2656 " 31875 " 0 2009
2010 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 8.5" 25.3" 78.3" 0.4" 0.0" 9.4" 112.6" 0 2010
2011 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 1663 "11802 $ 5301 " 1476 " 495.2" 10.2" 1729 $ 20747 $ 0 2011
2012 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 130.0" 1152 " 354.4" 18.2" 162.7" 151.4" 1817 " 0 2012
2013 0.1" 0.0" 0.0" 0.0" 0.0" 0.0" 266.4" 4981 " 9457 " 1789 " 57.0" 0.0" 1379 " 16551 " 0 2013
2014 0.0" 0.0" 0.0" 0.0" 0.0" 3.8" 6824 " 3450 " 4696 " 793.5" 17.9" 0.0" 1315 " 15785 " 0 2014
2015 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0.0" 0 2015
2016 0.00" 0.00" 0.00" 0.00" 0.00" 149.2 "2589 "7403 "4205 "1939 " 63.48" 0.04" 1362 "16349 " 0 2016
2017 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 11.69"6429 " 966.8 " 373.6 " 13.56" 0.00" 649.6 " 7795 " 0 2017
2018 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"2053 "7494 "2103 " 393.5 " 25.74" 0.00" 1006 "12069 " 0 2018
2019 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"1727 " 53.38" 2.10" 0.00" 148.5 " 1783 " 0 2019
2020 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 75.70"1480 "2961 " 223.5 " 9.41" 0.00" 395.8 " 4750 " 0 2020
2021 0.0" 0.0" 0.0" 0.0" 0.0" 444.9"11986 "10442 " 3967 " 1554 " 271.6" 0.5" 2389 " 28666" 0 2021
------------------ 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 13/12/2024
Site 612034 Collie River - South Branch Site 612034
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
2022 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 4.59"5227 "1152 " 266.5 " 13.39" 0.00" 555.3 " 6664 " 0 2022
2023 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 458.7 "1061 " 101.9 " 0.00" 0.00" 135.1 " 1621 " 0 2023
2024 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"3668 "1377 " 226.0 " 1.09" [0.00] [439.3 ][5272 ] 20 2024
Mean 211.6& 43.7& 46.6& 85.4& [279.3][2000 ][7151 ]10501 & 5539 & 1839 & 404.1& [115.7] [2382 ][27942 ] Mean
Med. 14.8& 3.2& 3.5& 18.7& [106.2] [632.0][3461 ] 6303 & 3496 & 1284 & 256.2& [60.1] Med.
Max 10649& 398& 484& 967& [5477] [13043] [44860] 152621& 34990& 17400& 4565& [963] [18124] [217484] Max
Min 0& 0& 0& 0& [0] [0] [0] 0& 0& 0& 0& [0] [0] [0] Min
Total 14597& 3016& 3215& 5896& [19553][141966][507689] 735058& 387742& 128729& 28288& [8102] [169127][1983849] 1218 Total
OK 100% 100% 100% 100% 99% 99% 99% 100% 100% 100% 100% 99% 100% 100% OK
Cnt 69 69 69 69 70 71 71 70 70 70 70 70 71 71 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