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Department of Water and Environmental Regulation HYANN V87 Output 21/01/2025 Site 508032 Irwin River - Mountain Bridge Variable 1.00 Rainfall - Total - to agency standards in Millimetres Year Annual Days Rank Total Missing (Millimetres) ----------------------------------------------- 1982 0.000 342 44 1983 552.0 7 1984 662.3 3 1985 371.4 30 1986 696.9 2 1987 490.6 15 1988 563.9 6 1989 365.2 33 1990 509.8 11 1991 585.7 5 1992 589.9 4 1993 429.2 22 1994 334.4 36 1995 446.6 20 1996 341.1 73 34 1997 504.0 12 1998 528.0 10 1999 764.5 1 2000 392.4 26 2001 459.3 19 2002 368.8 31 2003 488.7 16 2004 375.8 28 2005 469.3 17 2006 307.8 40 2007 311.3 39 2008 404.3 25 2009 441.6 21 2010 315.9 38 2011 548.7 8 2012 336.0 35 2013 420.0 24 2014 428.9 23 2015 328.5 37 2016 499.0 13 2017 382.2 27 2018 366.8 32 2019 299.8 41 2020 371.6 29 2021 535.1 9 2022 468.3 18 2023 271.4 42 2024 491.0 14 2025 4.800 346 43 Total 18820 761 Minimum 0.000 Maximum 764.5 Mean 427.8 Median 429.1