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_26609958_1 ( groundwater_discharge__million_m_3__ INTEGER, hydrographic_basin VARCHAR )

### Question ###
When cabarita river is the hydrographic basin what is the lowest groundwater discharge (million m 3)?

### Accurate SQL ###

SELECT MIN(groundwater_discharge__million_m_3__) FROM table_26609958_1 WHERE hydrographic_basin = "Cabarita River"