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Department of Water and Environmental Regulation HYMONTH V128 Output 20/04/2021
Site 611004 Preston River - Boyanup Bridge Site 611004
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
1980 [ ] [ ] [ ] [ ] 501.5" 3614 "20659 $25337 $15735 " 8642 # 3117 " 800.2" [9801 ] [78409] 121 1980
1981 340.1" 237.4" 848.3# 1104 " 706.3" 6963 "21682 "40237 #17067 " 7304 " 2671 " 986.0" 8345 # 100148# 0 1981
1982 5557 " 872.8" 683.6$ 573.1$ 571.6" 5560 "16321 "12894 " 9178 " 6142 " 1058 " 339.0" 4979 $ 59753$ 0 1982
1983 117.3" 299.6" 196.6" 410.4" 829.6"20096 "39468 "59757 "68368 " 5490 " 1484 " 383.4" 16408 " 196903" 0 1983
1984 208.2# 141.3" 210.8" 396.7" 2540 "12672 "13220 "15892 #18981 # 3088 " 2901 " 676.7" 5911 # 70932# 0 1984
1985 263.5" 317.6" 341.6" 3684 " 1639 " 8264 "24151 "22492 "41600 " 3247 " 1641 " 455.1" 9008 " 108098" 0 1985
1986 178.0" 283.7" 579.4" 428.0" 923.0" 1406 " 7746 "13888 " 7421 " 4251 " 1285 " 329.3" 3226 " 38720" 0 1986
1987 160.3" 107.2" 236.6" 663.6" 1084 " 4297 #10762 # 9253 " 3936 " 1650 " 613.8" 267.7" 2752 # 33034# 0 1987
1988 108.9" 52.4" 112.3" 223.3" 1281 "43098 &32582 "35355 "24735 "18640 " 3802 " 665.5$ 13388 & 160659& 0 1988
1989 239.3# 230.3" 328.0" 460.3" 923.9" 1326 "11942 "14676 "10993 " 9617 " 1884 " 270.7" 4407 # 52893# 0 1989
1990 229.8" 186.6" 259.6" 815.0" 2506 "11966 "58222 &28495 " 9066 " 5242 " 2430 " 409.8" 9985 & 119830& 0 1990
1991 160.3" 112.5" 218.5" 485.5" 1645 "16845 "46350 "48536 &24708 " 6588 " 2514 " 471.9" 12386 & 148637& 0 1991
1992 181.5" 218.8" 333.3" 423.0" 1105 "20567 "35332 "34309 "31258 " 5030 " 2321 " 808.5" 10990 " 131890" 0 1992
1993 133.9" 70.5" 682.0" 905.5" 1023 " 1494 "19312 "25125 "24133 " 7146 " 1716 " 294.0" 6836 " 82038" 0 1993
1994 101.1" 107.7" 142.6" 232.6" 733.6" 5932 "31810 "17001 " 8394 " 2729 " 581.0" 233.6" 5666 " 68001" 0 1994
1995 100.4" 65.4" 91.5" 272.3" 806.5" 3004 "32917 "26436 "15031 " 3661 " 1183 " 642.6" 7017 " 84214" 0 1995
1996 297.1" 124.4" 219.8" 326.3" 542.1" 6286 "55217 &56202 &57651 &11500 " 2451 " 1010 " 15985 & 191829& 0 1996
1997 143.3" 169.8" 372.9" 396.2" 1184 "13354 "20450 "25266 "13749 " 4366 " 1130 " 436.6" 6751 " 81021" 0 1997
1998 163.4" 109.7" 462.6" 407.7" 810.0" 4644 " 7147 "19347 "23133 " 8972 " 1264 " 355.9" 5568 " 66819" 0 1998
1999 174.1" 260.9" 333.7" 250.1" 1783 "19890 "33554 &33686 "28372 "24841 " 2546 " 554.9" 12187 & 146249& 0 1999
2000 433.8" 213.9" 539.3" 472.3" 875.5" 1932 "43434 "33872 "24338 # 3316 " 1041 " 420.3" 9241 # 110892# 0 2000
2001 254.0" 183.4" 293.8" 329.7" 797.5" 914.4" 1101 " 3628 " 3148 " 2184 " 521.3" 911.1" 1189 " 14269" 0 2001
2002 185.4" 114.8" 194.8" 365.4" 1090 " 4239 "21922 "19189 "13883 " 4760 " 1527 " 304.4" 5648 " 67777" 0 2002
2003 146.5" 216.7" 193.8" 395.6" 654.5" 3575 "19241 "21108 "19072 " 5574 " 1169 " 317.8" 5972 " 71667" 0 2003
2004 190.9" 122.8" 197.4" 331.1" 685.4"11972 "16044 "25958 " 8614 " 2898 " 999.1" 336.4" 5695 " 68351" 0 2004
2005 181.8" 161.6" 230.4" 589.1" 3878 "12495 "12203 "28738 "29461 "12530 " 2700 " 968.0" 8678 " 104139" 0 2005
2006 448.2" 306.6" 335.9" 409.7" 539.4" 563.4" 1165 "14894 " 6701 " 1949 " 500.2" 274.2" 2340 " 28088 " 0 2006
2007 246.9" 177.7" 285.9" 372.3" 544.7" 603.0"12104 "28015 "25968 " 7375 " 1169 " 415.5" 6439 " 77279 " 0 2007
2008 240.8" 210.1" 266.8" 484.3" 831.0" 2410 "16145 "12057 " 3477 " 2605 " 1332 " 547.5" 3384 " 40608 " 0 2008
2009 202.2" 211.5" 301.5" 278.9" 434.1" 7016 "35520 "27828 "24845 " 5585 " 1331 " 463.1" 8668 "104019 " 0 2009
2010 251.3" 234.3" 270.3" 426.4" 451.5# 628.3" 1387 " 1565 " 896.0" 440.8" 321.9" 220.8" 591.2# 7093 # 0 2010
2011 218.4" 168.9" 168.9" 266.0" 449.7" 978.8" 6599 "39269 &13239 " 5163 " 1951 " 587.2" 5755 & 69061& 0 2011
2012 288.6" 267.7" 244.3" 316.9" 501.0" 1982 " 2644 " 5960 "10384 " 4041 " 869.3" 1460 " 2413 " 28962" 0 2012
2013 296.9" 174.9" 348.6" 339.6" 750.1" 1004 " 9431 "35024 &50312 & 9704 " 1335 " 637.4" 9113 & 109360& 0 2013
2014 367.5" 221.2" 267.5" 326.6" 3040 " 6374 "27564 "31395 &23048 " 4749 " 1156 " 589.9" 8258 & 99103& 0 2014
------------------ 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 20/04/2021
Site 611004 Preston River - Boyanup Bridge Site 611004
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
2015 337.1" 258.2" 368.1" 594.2" 693.3" 809.9" 1283 " 5240 " 5539 " 1108 " 510.9" 279.0" 1418 " 17022" 0 2015
2016 429.3" 318.4" 410.4" 613.6" 1636 " 4600 "19288 "27600 "15434 "12089 " 1660 " 527.1" 7050 " 84608" 0 2016
2017 338.1" 403.4" 417.5" 356.2" 587.8" 659.9" 4181 "37743 & 6056 " 3303 " 880.4" 463.4" 4615 & 55391& 0 2017
2018 353.9" 255.6" 342.8" 471.2" 570.3" 2277 "28167 "34211 "10314 " 3168 " 917.5" 527.3" 6798 " 81578" 0 2018
2019 368.5" 302.3" 431.1" 476.9" 553.1" 1113 " 3310 " 3370 "12591 " 1386 " 682.6" 277.1" 2071 " 24863" 0 2019
2020 216.4" 206.3" 299.7" 325.8" 471.3" 1590 "16613 "11708 "17137 " 3460 " 1306 " 449.7" 4482 " 53786" 0 2020
2021 244.3 "409.3 "510.9 "[392.5 ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [389.2 ][1557 ] 256 2021
Mean 368.3# 222.1" 331.1$ [521.8] 1053 # 6805 &20444 &24696 &18975 & 5989 # 1524 " 521.2$ [6710 ][79513 ] Mean
Med. 229.8# 211.5" 299.7$ [407.7] 806.5# 4239 &19241 &25337 &15434 & 4760 # 1306 " 455.1$ Med.
Max 5557 # 872.8" 848.3$[3684 ] 3878 #43098 &58222 &59757 &68368 &24841 # 3802 " 1460 $ [16408 ][196902 ] Max
Min 100.4# 52.4" 91.5$ [223.3] 434.1# 563.4& 1101 & 1565 & 896.0& 440.8# 321.9" 220.8$ [389.3] [1557 ] Min
Total 15099# 9108" 13574$ [21392] 43177# 279029& 838208&1012571& 777987& 245551# 62486" 21369$ [281823][3339551] 377 Total
OK 100% 100% 100% 99% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK
Cnt 41 41 41 41 41 41 41 41 41 41 41 41 42 42 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