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Moggy Hollow Natural Area

Moggy Hollow Natural Area
Moggy Hollow Natural Area

Moggy Hollow Natural Area contains a 90-foot gorge, which was the outlet for ancient glacial Lake Passaic. It is a superlative illustration of a phase of Ice Age glaciation.

Location: Somerset County, NJ

Year designated: 1970

Acres: 14

Ownership: Private


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Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.

Last Updated: June 28, 2012