Protection Agency and the Puerto Rico Environmental Quality Board carried out a synoptic
sampling of the quality of water (dry and wet periods) and sediment of the San Juan Bay
estuary system for the San Juan Bay Estuary Program. Secchi depth at 15 sampling sites
ranged from 12 to 152 centimeters. Turbidity values were less than or equal to 11
nephelometric turbidity units at all sites whereas total suspended solids were less than 31 …