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_2 (pop__2010_ VARCHAR, water__sqmi_ VARCHAR)
### Question:
how many townships where pop (2010) and ater is 0.818
### Answer:
SELECT COUNT(pop__2010_) FROM table_18600760_2 WHERE water__sqmi_ = "0.818"