Heron Lake (New Mexico)

Heron Lake
East across Heron Lake from New Mexico State Road 95, August 2025
Heron Lake
Heron Lake
LocationRio Arriba County, New Mexico
Coordinates36°41′N 106°41′W / 36.69°N 106.69°W / 36.69; -106.69
Typereservoir
Primary inflowsWillow Creek
Primary outflowsWillow Creek
Basin countriesUnited States
Max. length4 mi (6 km)
Max. width3 mi (5 km)
Surface area5,900 acres (24 km2)
Water volume401,000 acre-feet (495,000,000 m3)
Surface elevation7,186 feet (2,190 m)
WebsiteOfficial website

Heron Lake is a reservoir in Rio Arriba County, New Mexico, United States. The reservoir is part of the San Juan–Chama Project, which connects the San Juan River in Colorado to the Rio Chama, which is part of the Rio Grande watershed. Lake Heron is 80 miles northwest of Santa Fe.