MD-83
Flight Crew Air Transport Pilot (ATP)
Aircraft Equipment Problem Critical
Flight Crew Returned To Departure Airport; General Declared Emergency
Aircraft
On takeoff aircraft lost quantity and pressure in right hydraulic system. Emergency declared. Returned to [departure airport] and exercised captain's authority to land at a gross weight of 130;800 LBS. Maximum allowable landing gross weight for this model of airplane is 130;000 LBS. Landing was uneventful. Smooth touchdown. Overweight landing write-up entered aircraft logbook.
MD-83 Captain reported loss of right hydraulic system shortly after takeoff. Flight declared an emergency and returned to departure airport.