National Natural Landmarks

Grants Lava Flow

Grants Lava Flow
Grants Lava Flow

Grants Lava Flow is one of the best examples of recent extrusive volcanism. Located within portions of the El Malpais National Monument and El Malpais National Conservation Area, it is about 32 miles long and 18 miles wide at its widest point. Its gigantic pressure ridges, collapse depression ponds, and lava tubes are outstanding.

Location: Valencia County, NM

Year designated: 1969

Acres: 117,677

Ownership: Federal, Indian Trust (Acoma Pueblo), Private




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Please remember, National Natural Landmarks (NNLs) are not national parks. NNLs are owned by a variety of public and private entities and allowing visitation is at their discretion. Many NNL sites maintain public websites where additional information may be found.

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