CREATE TABLE "superfund_sites" (
  "cerclis_id" text,
  "name" text,
  "county" text,
  "proposed" text,
  "listed" text,
  "construction_completed" text,
  "partially_deleted" text,
  "deleted" text
);

Question: when was the site listed when the county is cochise?
SQL: SELECT "listed" FROM "superfund_sites" WHERE "county"='cochise';

Question: what is the cerclis ID when the site was proposed on 12/30/1982 and was partially deleted on 05/01/2003?
SQL: SELECT "cerclis_id" FROM "superfund_sites" WHERE "proposed"='12/30/1982' AND "partially_deleted"='05/01/2003';

Question: when was the site partially deleted when the cerclis id is az7570028582?
SQL: SELECT "partially_deleted" FROM "superfund_sites" WHERE "cerclis_id"='az7570028582';