Tropical Depression #19 Rainfall Map - Puerto Rico, October 1970 #1440469 (License: Personal Use)

This contour map visualizes total rainfall accumulation from Tropical Depression #19 between October 2 and 10, 1970, across Puerto Rico, based on data from 86 observation sites. Color-coded isohyets indicate rainfall totals ranging from 1 inch (yellow) to 40 inches (dark blue), with the highest recorded value-41.68 inches-measured at Jayuya 1 SE, PR. The pattern reveals orographic enhancement over the island’s mountainous interior, especially the Cordillera Central.

Used in meteorological archives, climate studies, and disaster preparedness resources to illustrate extreme rainfall events in the Caribbean; serves researchers and educators analyzing historical tropical cyclone impacts on Puerto Rico.