user: Question: The proposed 03/08/2004 site is in what municipality?
Columns: ['CERCLIS ID', 'Name', 'Municipality', 'Proposed', 'Listed', 'Construction completed', 'Partially deleted', 'Deleted']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['PRD987367349', 'Pesticide Warehouse I', 'Arecibo', '09/23/2004', '09/27/2006', '–', '–', '–']
SQL:

assistant: SELECT "Municipality" FROM "Table" WHERE "Proposed" = '03/08/2004';