Accord Pond (pronounced Ah-cord with a long A) is a 100-acre (0.40 km²) reservoir in Hingham, Norwell and Rockland, Massachusetts. The reservoir is located off Route 228 at its terminus with Route 3. The reservoir is visible from Route 3 northbound at Exit 14, the Route 228 off-ramp. The reservoir is a Class A source of water supply for the town of Hingham and Hull Ma. The outflow of the reservoir is Accord Brook, a tributary of the Weir River.