AK ATOLL EANUP OF ENEWET RADIOLOGICAL CL inches a moderate rainfall of 57 ud cover, There is much cumulous clo ds of 0 to 30 stant nor theasternly trade win mean annually, and fairly con in Figure!-18. knots. A wind rose is shown months of rms, OF typhoonsoccur in the Mostdepressions, tropical sto time of any at le sib although they are pos severe September through December, in es tim at ing result mmon but do occur, year. Typhoonsare not co ee assumes a lenticular or lens-shaped cross section, the edges of a a t secondar oot at the edges of the island. These lenses serve as a er during dry periods when vainw t ree of potable though brackish wat of n. Figure . 1-19 is a chart are owin g nea th ring exh:austio all sho ainfnfsh mean monthly rai iod per dry the t of ici def AVERAGE MONTHLY RAINFALL (INCHES! 90° E 2, 78s. = Se re oN& o 3 | 737 722 716 RAINFALL —{ OTENTIAL WATER LOSS FROM Lf tk boo} CF 11.21 knots er. outer end toward the cent ings are at 10 knots or less. read city velo 25% of all wind ities of 11-21 knots are Percentage of read ings of veloc e g. 35% of the time, winds indicated by length of vector, o will blow from ENE (67% ). JAN FEB ° 990 637 345 / ft Los ~ es 4 OCITY. ND DI RECTION AND VEL ANNUAL AVERAGE WI HYDROLOGY rce oO f fresh water. upon rainfall as its only sou rely ust m l Atol ak wet Ene ter by downward poro us, drainage of rainwa ely rem ext is soil the As interfac es with the dly. The percolated water rapi e plac es tak on m ati col per ough the porous roc k fro the water that has infiltrated thr ater er, whe two the sea and lagoon. Fresh wat water and sur face of the denser salt k, roc ous spreads rapidly over the n. Por ough current and waveactio to le tac become thoroughly mixe d thr obs imposes an he islands of Enewetak, ped sha such as that found undert ndg hiy rou icts the mixing. On a rou this rapid spread and restr floating upon the er wat sh fre of y form permeability, the bod MAR AP R MAY JUN JUL AUG SEP No Vv oct DEC F IGURE 1-19. . MEAN MONTHLY RAINFALL OF ENEWETAK ATOLL FLORA AND FAUNA of 11-21 knots island of uni 41 ~—_—__—_—>1 10% of readings are along vectors and from Wind directions (given in degrees) FIGURE 1-18. St | Nf 17 2 1/20 166 ! Indicates Water Detreit wer “A 10 KNOTS 25% 178 | eee INCHES OF RAINFALL 3 & SN 099 _. 1838 oO ae oe Q Note: ‘ “ the potential water g of the year. 10 damage:? N 15 ' cz 14 Description and History: 1526-1972 oe sreTall HyPes and quantities of flora found on the atoll would depend ve e ore n. their oehei meistory under consideratio For exampl bef ion . by German: entrepreneurs iin the 19th c entury, . ms growing on the atoll. When they were ventedta weree Tew Coconut pal cuous, if not the of copra, they became thendmost conspi e sourceof numofallt mostber num me Plants to be fou on Enewetak Later the , by wo rees, shrubs, , and bushes anu greatly , affected , and cle puld be gre ing stest pon r wea lea nuc on, asi inv Since Fouewojal i , ij ¢ lacatesd ~ tn i the parthory yl Line Pavol 432 eetenitelemiclne ~ y votlaree inane Mar i é not have dense, lush, damp forests, and the native flora Totals 4? specios ve variety. According to St. John, the indigenous flora oeanug. ad . these, four are endemic, all being of the genus pandanus. ; rops and ornamentals amount to 26 in number and weeds to 27. Altogether, the living flora totals 95 species. In