Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_61 ( total_area VARCHAR, outlet VARCHAR, _percentage_in_state VARCHAR )

### Question ###
What is the total area of the Arkansas River outlet with a % in-state of a021 100%?

### Accurate SQL ###

SELECT total_area FROM table_name_61 WHERE outlet = "arkansas river" AND _percentage_in_state = "a021 100%"