CREATE TABLE table_27130 ("Wind farm" CLOB, "Installed capacity  ( MW ) " CLOB, "Turbine Manufacturer" CLOB, "County" CLOB, "Date in Service" CLOB)

When did the wind farm in Musselshell started service?
SELECT "Date in Service" FROM table_27130 WHERE "County" = 'Musselshell'
SELECT "Date in Service" FROM "table_27130" WHERE "County" = 'Musselshell'