As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF, NOTICED 1000 LBS DROP IN TOTAL FUEL DURING THE FIRST 30 SEC OF FLT, 600 LBS INBALANCE AND A LT LO FUEL PRESS CAUTION MSG. FOLLOWED QRH AND RETURNED TO LAND. ACFT RETURNED AFTER T/O -- EMERGENCY DECLARED AS A PRECAUTION. PERFORMED FUEL LEVEL CHECK IAW AMM 12-11-28 AND RESET FUEL COMPUTER. OPS CHECKED GOOD.