the washington state aluminum industry economic impact study prepared for pacific northwest by richard s conway jr dick & associates 2323 eastlake avenue east seattle 98102 206 324 0700 august 2000 iii table of contents page executive summary v 1 introduction 2 history current operations 3 6 note on methodology direct 7 9 and local tax 11 4 county 12 16 distressed counties 17 5 conclusion 22 appendix a technical notes b characteristics selected 1998 has been permanent fixture in economy especially past sixty years purpose this is to estimate importance nine where major plants are located year analysis companies constituted billion as measured total sales employed 510 workers