Application of re/insurance models to estimate increases in flood risk due to climate change

Geoenvironmental Disasters

Table 1 Sample 24-h precipitation conditions used for adjusting the G-CAT® model

Description	Time Period	Climate scenario	Duration	Rainfall Intensity (24-h event), mm/hr
Historical conditions	1955–2009		2-yrs	2.81
	1955–2009		5-yrs	3.74
	1955–2009		10-yrs	4.36
	1955–2009		25-yrs	5.14
	1955–2009		50-yrs	5.72
	1955–2009		100-yrs	6.3
Future Climate (early-century) (2015–2045)	2015–2045	RCP 2.6	2-yrs	3.12
	2015–2045	RCP 2.6	5-yrs	4.06
	2015–2045	RCP 2.6	10-yrs	4.69
	2015–2045	RCP 2.6	25-yrs	5.46
	2015–2045	RCP 2.6	50-yrs	6.05
	2015–2045	RCP 2.6	100-yrs	6.64
	2015–2045	RCP 8.5	2-yrs	3.15
	2015–2045	RCP 8.5	5-yrs	4.1
	2015–2045	RCP 8.5	10-yrs	4.72
	2015–2045	RCP 8.5	25-yrs	5.5
	2015–2045	RCP 8.5	50-yrs	6.08
	2015–2045	RCP 8.5	100-yrs	6.68
Future Climate (mid-century) (2035–2065)	2035–2065	RCP 2.6	2-yrs	3.18
	2035–2065	RCP 2.6	5-yrs	4.11
	2035–2065	RCP 2.6	10-yrs	4.69
	2035–2065	RCP 2.6	25-yrs	5.47
	2035–2065	RCP 2.6	50-yrs	6.05
	2035–2065	RCP 2.6	100-yrs	6.62
	2035–2065	RCP 8.5	2-yrs	3.33
	2035–2065	RCP 8.5	5-yrs	4.34
	2035–2065	RCP 8.5	10-yrs	5.01
	2035–2065	RCP 8.5	25-yrs	5.86
	2035–2065	RCP 8.5	50-yrs	6.49
	2035–2065	RCP 8.5	100-yrs	7.12
Future Climate (late century) (2065–2095)	2065–2095	RCP 2.6	2-yrs	3.21
	2065–2095	RCP 2.6	5-yrs	4.07
	2065–2095	RCP 2.6	10-yrs	4.68
	2065–2095	RCP 2.6	25-yrs	5.41
	2065–2095	RCP 2.6	50-yrs	5.95
	2065–2095	RCP 2.6	100-yrs	6.49
	2065–2095	RCP 8.5	2-yrs	3.49
	2065–2095	RCP 8.5	5-yrs	4.62
	2065–2095	RCP 8.5	10-yrs	5.36
	2065–2095	RCP 8.5	25-yrs	6.31
	2065–2095	RCP 8.5	50-yrs	7.01
	2065–2095	RCP 8.5	100-yrs	7.69

Retrieved from IDF_CC tool. Shearwater meteorological station (ID: 8205091), located at 44.64 N, 63.51 W; elevation of 53 m. All precipitation estimates were generated using an ensemble of 22 Global Circulation Models as made available by the IDF_CC tool (Simonovic et al. 2016). Accessed January 2016