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Department of Water and Environmental Regulation HYMONTH V128 Output 05/02/2023
Site 602031 Waychinicup River - Cheynes Beach Rd Site 602031
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
1969 [ ] [ ] [ ] [45.34] 231.5 # 390.2 # 942.4 " 901.5 # 643.6 " 250.9 # 214.7 # 153.1 # [419.2 ][3773 ] 114 1969
1970 120.7 & 112.8 & 120.1 # 218.2 # 210.9 # 284.4 #[236.6 ][479.6 ]1545 " 310.1 # 196.8 # 161.2 # [333.0 ][3996 ] 11 1970
1971 149.9 # 165.6 # 146.6 ! 188.7 #1682 ! 402.6 # 498.7 # 920.3 " 832.2 "1655 "9749 ! 443.1 # 1403 !16834 ! 0 1971
1972 192.9 # 171.4 # 190.4 # 210.0 # 239.5 # 336.6 # 687.4 "1527 " 450.3 # 769.7 # 200.0 # 160.2 # 427.9 # 5135 # 0 1972
1973 149.5 # 136.8 # 140.4 # 186.3 # 229.0 # 306.8 # 367.3 # 682.5 # 642.6 "1360 ! 524.8 # 231.0 # 413.1 ! 4957 ! 0 1973
1974 176.9 # 160.4 # 184.2 # 226.1 # 363.5 " 411.6 "1285 "1047 " 563.8 " 364.4 " 326.0 " 140.9 " 437.5 # 5250 # 0 1974
1975 124.6 " 109.4 " 124.6 " 214.7 " 362.9 " 277.0 " 727.3 "1438 " 832.8 "1720 " 307.5 " 144.9 " 532.0 " 6384 " 0 1975
1976 173.2 " 124.7 " 140.6 " 207.6 " 265.6 " 429.6 " 879.0 "1201 " 462.7 "2656 " 638.7 " 168.7 " 612.3 " 7348 " 0 1976
1977 139.8 " 121.1 " 131.3 " 152.1 "[168.9 ] [ ] [288.7 ] 552.4 "1212 "2597 "1188 " 205.8 " [614.3 ][6757 ] 42 1977
1978 174.8 " 151.5 " 146.2 " 161.2 " 261.3 "2626 #[14346 ]3367 "2907 "2585 " 312.2 " 227.7 " [2272 ][27267 ] 3 1978
1979 175.8 " 193.6 " 220.4 " 216.0 " 953.1 "1114 "3135 "9495 #5070 " 967.8 " 725.9 " 196.7 " 1872 #22463 # 0 1979
1980 179.8 " 226.9 " 196.4 " 304.7 " 298.7 " 407.0 " 823.2 "1003 " 370.6 " 625.9 " 480.9 " 184.2 " 425.2 " 5102 " 0 1980
1981 158.1 " 142.6 " 159.0 " 191.4 " 256.4 " 551.5 "2102 "1787 " 388.3 " 315.4 " 191.6 " 161.1 " 533.7 " 6404 " 0 1981
1982 952.8 ! 172.1 ! 290.3 ! 222.8 "[254.1 ][322.1 ] 760.1 " 804.0 " 427.1 " 284.6 " 202.8 " 165.8 " [404.9 ][4859 ] 12 1982
1983 136.8 " 130.4 " 159.6 " 186.8 " 197.6 " 345.6 " 560.2 " 317.7 " 364.1 " 625.7 " 218.0 " 188.5 " 285.9 " 3431 " 0 1983
1984 147.9 " 128.1 " 151.5 " 164.5 " 207.2 " 286.4 " 657.5 "1190 "1596 " 544.9 " 265.9 " 162.4 " 458.6 " 5503 " 0 1984
1985 159.5 " 126.1 " 202.2 " 251.7 " 247.1 " 288.5 "3054 #2159 "1451 " 762.3 " 277.2 " 201.8 " 765.0 # 9181 # 0 1985
1986 156.0 " 158.4 " 179.3 " 160.8 " 268.0 " 286.4 " 864.0 "1326 "2405 " 665.7 " 219.7 " 177.8 " 572.3 " 6867 " 0 1986
1987 154.6 " 123.1 " 152.0 " 188.3 " 255.5 " 280.6 " 360.5 " 438.6 " 373.7 " 320.5 " 406.1 " 190.3 " 270.3 " 3244 " 0 1987
1988 151.5 " 122.2 " 145.2 " 155.1 " 916.3 "3552 "3626 "1070 "1042 " 429.6 " 203.4 " 170.8 " 965.3 "11584 " 0 1988
1989 206.4 " 153.0 " 175.8 " 256.3 " 347.1 "1538 "1818 "1800 " 415.3 " 920.8 " 273.4 " 161.6 " 672.1 " 8065 " 0 1989
1990 183.8 " 237.5 " 234.3 " 231.7 " 952.4 "1363 "5823 #1355 " 419.8 "1210 " 258.4 " 178.6 " 1037 #12447 # 0 1990
1991 160.7 " 134.0 " 174.6 " 186.7 " 259.6 " 301.2 "6919 & 985.1 " 620.4 " 278.2 " 358.2 " 177.1 " 879.6 &10555 & 0 1991
1992 157.1 " 189.4 " 191.2 " 200.9 " 275.5 " 381.9 " 405.8 "5767 #5951 "1704 " 990.6 " 235.6 " 1371 #16450 # 0 1992
1993 170.1 " 147.1 " 245.7 " 209.3 "1544 "1849 "3384 "3892 "1075 " 656.8 " 332.8 " 203.8 " 1143 "13710 " 0 1993
1994 179.0 " 162.6 " 183.7 " 199.3 " 389.6 " 502.1 " 379.6 "1446 " 668.0 " 598.8 " 243.8 " 186.7 " 428.3 " 5140 " 0 1994
1995 173.1 " 145.8 " 174.2 " 195.0 " 290.8 " 385.6 " 449.3 " 351.3 " 713.0 " 353.3 " 284.1 " 293.3 " 317.4 " 3809 " 0 1995
1996 198.1 " 163.7 " 182.3 " 201.6 " 236.7 " 305.3 " 374.3 " 425.3 " 662.9 " 521.9 " 226.0 " 202.0 " 308.3 " 3700 " 0 1996
1997 154.1 " 224.1 " 200.2 " 207.1 " 315.8 "1223 "1464 "2668 "5537 " 500.9 " 258.6 " 238.8 " 1083 "12991 " 0 1997
1998 169.2 " 143.8 " 242.9 " 323.7 " 299.2 " 545.7 " 737.4 "2156 "1473 " 823.3 " 291.8 " 221.0 " 618.9 " 7427 " 0 1998
1999 214.0 " 173.3 " 210.9 $ 185.3 $ 689.5 $1268 $1234 $1371 $1589 $1126 $ 313.6 $ 209.2 $ 715.3 $ 8584 $ 0 1999
2000 209.0 $ 163.3 $ 377.8 $ 280.5 $ 485.3 $ 314.0 " 635.3 " 808.6 " 642.9 " 247.3 " 198.0 " 180.7 " 378.6 $ 4543 $ 0 2000
2001 172.4 " 151.7 " 182.1 " 187.3 " 262.9 " 298.3 " 625.0 " 499.2 " 766.3 " 696.3 " 311.4 "4599 # 729.3 # 8752 # 0 2001
2002 208.9 " 169.9 " 183.3 " 385.4 " 254.8 " 376.3 " 393.6 " 584.2 " 507.6 " 439.2 " 272.9 " 209.8 " 332.2 " 3986 " 0 2002
2003 171.9 " 202.7 " 182.7 " 307.3 " 307.8 " 359.6 " 600.6 "1795 "2209 #1622 " 319.2 " 210.9 " 690.7 # 8289 # 0 2003
------------------ 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
Department of Water and Environmental Regulation HYMONTH V128 Output 05/02/2023
Site 602031 Waychinicup River - Cheynes Beach Rd Site 602031
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
2004 181.3 " 201.8 " 179.6 " 185.2 " 246.3 " 367.7 " 497.2 " 781.4 " 768.6 " 222.5 " 190.7 " 154.6 " 331.4 " 3977 " 0 2004
2005 145.2 " 144.4 " 164.5 "2537 #1622 !3628 #1906 #1123 "1188 " 558.9 " 343.8 " 225.2 " 1132 !13586 ! 0 2005
2006 215.5" 186.7" 191.7" 254.4" 275.7" 332.2" 564.2" 383.4" 276.5" 221.5" 193.5" 164.7" 271.7" 3260 " 0 2006
2007 156.1" 133.1" 170.1" 227.1" 273.2" 507.8" 676.1" 641.6" 1203 " 1118 " 271.9" 277.0" 471.3" 5655 " 0 2007
2008 181.4" 159.5" 162.1" 451.0" 289.2" 283.7# 640.2" 1355 " 535.3# 1330 "10163 & 781.9" 1361 & 16333 & 0 2008
2009 182.6" 154.6" 215.3" 271.8" 257.1" 1000 " 2528 " 1980 " 2424 " 483.3" 315.3" 188.3" 833.4" 10001 " 0 2009
2010 166.4" 151.2" 172.0" 249.0" 279.1" 419.4" 635.8" 736.9" 505.6" 258.6" 229.1" 196.7" 333.3" 4000 " 0 2010
2011 201.6 " 171.2 " 173.9 " 195.8 " 386.4 " 284.2 "1405 " 810.7 " 558.7 " 798.8 " 361.1 " 584.6 " 494.3 " 5932 " 0 2011
2012 173.0 " 142.7 " 146.6 " 161.0 " 210.3 "1283 "1913 "1005 "1232 " 321.4 " 275.8 " 208.6 " 589.5 " 7074 " 0 2012
2013 155.3 " 128.1 " 249.8 " 204.9 " 316.2 " 692.9 " 919.4 "1851 "9680 & 892.4 # 266.9 # 196.1 " 1296 &15553 & 0 2013
2014 160.4 " 139.7 " 159.9 "[162.6 ] 235.6 # 263.0 # 458.9 # 254.9 " 287.3 # 444.1 # 245.2 # 174.3 & [248.8 ][2986 ] 1 2014
2015 150.1 & 139.2 & 189.4 & 321.2 & 273.6 & 285.4 & 368.4 & 435.7 & 337.5 & 237.2 & 208.3 & 222.9 & 264.1 & 3169 & 0 2015
2016 265.6 # 167.2 " 188.3 " 261.7 & 340.6 & 722.6 #1627 #1835 #1690 # 935.9 # 246.7 # 226.6 # 709.0 & 8507 & 0 2016
2017 181.4 " 218.5 # 220.9 " 269.7 " 244.6 " 616.4 "1229 "3753 "7228 #1116 # 233.8 # 251.6 " 1297 #15562 # 0 2017
2018 182.2 " 154.3 " 172.2 " 176.3 " 188.2 " 232.1 " 293.8 " 571.4 " 379.1 " 362.8 " 219.4 " 187.3 " 259.9 " 3119 " 0 2018
2019 151.5 " 129.4 " 220.4 " 197.1 " 216.5 " 246.2 " 490.8 " 590.4 " 332.1 " 254.0 " 185.9 " 142.7 " 263.1 " 3157 " 0 2019
2020 137.3 " 132.7 " 165.0 " 149.2 " 207.1 " 225.5 # 282.3 #3038 # 501.2 # 270.5 # 276.7 # 172.7 # 463.2 # 5558 # 0 2020
2021 152.0 # 158.3 # 168.9 # 227.3 #2628 #5055 "6090 "1933 "3154 "1262 " 356.3 " 204.8 " 1783 # 21390# 0 2021
2022 174.3 " 146.7 " 201.2 " 349.2 " 348.8 " 599.1 " 907.9 "2566 " 642.5 "3484 #2220 " 252.1 " 991.0 # 11892# 0 2022
2023 182.1 " [16.88] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [99.51] [199] 331 2023
Mean 185.2 ![154.0 ] 185.5 ![264.1 ][437.4 ][772.7 ][1572 ][1542 ]1477 & 853.4 ! 714.6 ! 299.2 & [694.8 ][8285 ] Mean
Med. 172.2 ![151.6 ] 179.6 ![207.3 ][273.4 ][385.6 ][732.3 ][1096 ] 690.5 & 625.8 ! 274.6 ! 196.4 & Med.
Max 952.8! [237.5] 377.8![2537 ][2628 ][5055 ][14346 ][9495 ] 9680 & 3484 !10163 ! 4599 & [2272 ][27267 ] Max
Min 120.7! [16.9] 120.1! [45.3] [168.9] [225.5] [236.6] [254.9] 276.5& 221.5! 185.9! 140.9& [99.5] [199.0] Min
Total 9998 ![8315 ] 9834 ![14262 ][23617 ][40955 ][84877 ][83256 ]79755 &46082 !38586 !16157 & [38214 ][455695 ] 514 Total
OK 100% 98% 100% 98% 99% 99% 99% 100% 100% 100% 100% 100% 100% 100% OK
Cnt 54 54 53 54 54 53 54 54 54 54 54 54 55 55 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