Name: NH minimum ozone Units: DU Month: July Source: toms+omi+omps Missing: -9999.0 Year Data Minumum Maximum 1979 268.61 250.00 280.00 1980 268.74 239.00 293.00 1981 273.42 253.00 290.00 1982 275.13 262.00 292.00 1983 266.23 246.00 279.00 1984 263.29 250.00 274.00 1985 264.90 249.00 281.00 1986 258.87 238.00 274.00 1987 277.97 253.00 293.00 1988 266.16 235.00 284.00 1989 264.84 244.00 283.00 1990 264.32 238.00 284.00 1991 268.71 250.00 287.00 1992 263.13 249.00 274.00 1993 -9999.00 -9999.00 -9999.00 1994 256.52 240.00 271.00 1995 -9999.00 -9999.00 -9999.00 1996 -9999.00 -9999.00 -9999.00 1997 258.55 235.00 273.00 1998 269.26 258.00 282.00 1999 260.35 238.00 282.00 2000 257.10 238.00 273.00 2001 263.26 246.00 276.00 2002 263.13 239.00 286.00 2003 271.68 253.00 286.00 2004 266.77 254.00 282.00 2005 260.29 232.00 274.00 2006 262.45 242.00 283.00 2007 266.26 250.00 278.00 2008 259.87 236.00 284.00 2009 263.97 240.00 280.00 2010 268.74 249.00 282.00 2011 256.42 234.00 275.00 2012 259.68 230.00 288.00 2013 265.71 254.00 280.00 2014 265.77 247.00 283.00 2015 265.42 247.00 277.00 2016 256.87 231.00 276.00 2017 259.90 249.00 270.00 2018 262.32 245.00 276.00 2019 266.32 251.00 283.00 2020 255.71 236.00 269.00 2021 260.45 242.00 276.00 2022 259.31 246.00 274.00 2023 259.87 234.00 270.00 2024 274.16 257.00 289.00