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Table 9 System-based sprinkler effectiveness studies which provide a direct estimate of sprinkler system effectiveness from past fires in sprinklered buildings

From: A review of sprinkler system effectiveness studies

Source Country Data collected from years Building population/location Number of events Nominal reported effectiveness
(Tryon and McKinnon 1969) US 1897-1924 United States 32778 95.8%
(Tryon and McKinnon 1969) US 1925-1964 United States 75290 96.2%
(Hall 2006) US 1999-2002 NFIRS 5.0 data Not Reported 89%
(Hall 2007) US 2002-2004 NFIRS 5.0 data Not Reported 90%
(Hall 2010) US 2003-2007 NFIRS 5.0 data 44310 91%
(Hall 2012) US 2006-2010 NFIRS 5.0 data 47520 88%
(US Department of Energy 2004) US 1955-2003 US DOE facilities 251 98.8%
(Miller 1974) US 1970-1972 FM insured properties 1355 85%
(Powers 1979) US 1969-1978 City of New York 5709 97.0%
(Taylor 1990) US 1982-1986 US general office buildings 6400 per year 81.3%
(Linder 1993) US 1988-1993 Industrial Risk Insurers 3446 94.9%
(Baldwin and North 1971) UK 1967-1968 UK fire brigade data 619 94%
(Marryatt 1988) Aus/NZ 1886-1986 Australia/New Zealand 9022 99.5%
(Frank et al. 2012) NZ 2001-2010 New Zealand 1171 86%
(Juneja 2004) Canada 1995-2002 Ontario Fire Marshal data 2536 70.1%
  1. Estimated.