Diesel Leak in Hunter River Raymond Terrace Port Stephens LGA Raymond Terrace, Heatherbrae, Tomago by NOTA - January 10, 2017 The NSW Environment Protection Authority (EPA) is investigating a series of hydrocarbon discharges into the Hunter River at Raymond Terrace. A spokesperson from the EPA told News Of The Area that the leak has been traced back to small break in a fuel line at the Port Stephens Council Works Depot. Or