Kiptopeke Exceedence Probailities (KPTV2) 2018 adjusted tidal epoch
Exceedence Probability Return Frequency Ft./MLLW Ft./MHHW Ft. NAVD88 Last Occurred MLLW Level (ft) Event  (blue denotes Tropical)
1% 100 yr  7.34 4.39 5.43      
2% 50 year 7.05 4.10 5.14 3/7/1962 7.10 Ash Wednesday Storm of 1962 (Sandy 6.82 in 2012)
4% 25 year 6.40 3.45 4.49 8/27/2011 6.48 Hurricane Irene (Isabel reached 6.50 in 2011)
10% 10 year 6.09 3.14 4.18      
20% 5 year 5.41 2.46 3.50 10/11/2019 5.47  
50% 2 year 5.27 2.32 3.36      
99% 1 year 4.57 1.62 2.95 5/13/2019 4.57  
               
Purple Shading indicates "MAJOR" Flooding Red Shading indicates "MODERATE Flooding Orange Shading Indicates "MINOR" Flooding