CREATE TABLE table_37193 ("Name" CLOB, "Type" CLOB, "Entered service" CLOB, "Water depth" CLOB, "Location" CLOB, "Customer" CLOB)

What was the water depth in the Gulf of Mexico named Discoverer Clear Leader?
SELECT "Water depth" FROM table_37193 WHERE "Location" = 'gulf of mexico' AND "Name" = 'discoverer clear leader'
SELECT "Water depth" FROM "table_37193" WHERE "Location" = 'gulf of mexico' AND "Name" = 'discoverer clear leader'