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Table 1. Total arsenic concentrations in selected nonbiological materials. <br />Material and units Concentrationa Referenceb <br />(in parentheses) <br />AIR (ug/m3) <br />Remote areas <0.02 1 <br />Urban areas (0.0- 0.16) <br />Near smelters <br />USSR (0.5- 1.9) 2 <br />Texas Max. 1.4 2 <br />Tacoma, Washington Max. 1.5 2 <br />Romania Max. 1.6 2 <br />Germany (0.9- 1.5) 2 <br />Coal-fired power plant, <br />Czechoslovakia (19 t o 69) 3 <br />Orchard spraying of Pb <br />arsenate Max. 260,000 3 <br />Near U.S. cotton gin <br />burning vegetation <br />treated with arsenic Max. 400 3 <br />DRINKING WATER (ug/1) <br />Nationwide, USA 2.4 (0.5-214) 4 <br />Fairbanks, Alaska 224 (1-2,450) 4 <br />Bakersfield, California (6-393) 4 <br />Nevada, 3 communities (51-123) 4 <br />Mexico, from plant <br />producing As 0 <br />J <br />f?d (4,000-6,000) 2 <br />apan, near <br />ory <br />producing arsenic sulfide 3,000 2 <br />Ghana, near gold mine 1,400 2 <br />Minnesota, contaminated <br />by residual arsenical <br />grasshopper bait (11,800-21,000) 1 <br />Methylated arsenicals, USA Usually <0.3 (0.01-1) 5 <br />DUST (mg/kg) <br />Tacoma, Washington <br />Near smelter 1,300 1 <br />Remote from smelter 70 1 <br />15