McClellan Laboratory (MCL) - The analytical work at MCL was begun in December 1972. 24 August 1973 7 September 1973 1,597 1,647 1,647 Sediment, core 264 264 264 Fish L21 121 121 Vegetation 130 130 130 4 53 53 Air Filter 58 58 58 Plankton 16 16 16 O L L Samples received Soil Animal Distilled 0 TOTAL 21 September 1973 2,190 2,290 2,290 1,392 1,443 1,609 Sediment, core 231 eu 250 Fish 104 108 110 Pu, Sr data reported Soil Vegetation 0 Animal 0 Air Filter Plankton Chemistry complete, samples counting In process 53 21 (Pu) 0 54 (Pu) 38 , 29 54 (Pu) 0 0 0 1,780 1,870 2,090 L151 175 150 216 ous 50