CREATE TABLE table_77951 ("CERCLIS ID" TEXT, "County" TEXT, "Proposed" TEXT, "Listed" TEXT, "Construction completed" TEXT, "Partially deleted" TEXT, "Deleted" TEXT)

What construction completed on 08/10/2007?
SELECT "Listed" FROM table_77951 WHERE "Construction completed" = '08/10/2007'
SELECT "Listed" FROM "table_77951" WHERE "Construction completed" = '08/10/2007'