tinues for some time. It is calculated that when the east northeast trades are prevailing, water in the lagoon is completely exchanged on the average every 40 days. At times of light southerly or scuth- easterly winds an estimated 60 to 100 days are required. EE Rim as alpina current essentially stops immediately, but the deep flow con- wt S DRAFT No ma. Mba tne, conditions were observed during the field work in which very tae ogee rapid flushing of the lagoon occurred. COPIED/DOE LANL RG ~~ ¥ { encp ya perso pee 7-yearSeer == ——