Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_18600760_12 (geo_id INTEGER, water__sqmi_ VARCHAR)
### Question:
What is the geo id when water is 0.457?
### Answer:
SELECT MIN(geo_id) FROM table_18600760_12 WHERE water__sqmi_ = "0.457"