SELECT "Listed" FROM table_77951 WHERE "Construction completed" = '08/10/2007'
What construction completed on 08/10/2007?
CREATE TABLE table_77951 (
    "CERCLIS ID" text,
    "County" text,
    "Proposed" text,
    "Listed" text,
    "Construction completed" text,
    "Partially deleted" text,
    "Deleted" text
)