Geolocate

Harding Township topographic maps

Click on a map to view its topography, its elevation and its terrain.

Great Swamp National Wildlife Refuge

United States > New Jersey > Morris County > Harding Township

The Great Swamp is the remnant of the bottom of the once-mighty Glacial Lake Passaic that approximately 15,000 to 11,000 years ago stretched across 30 by 10 miles (48 by 16 km) in what is presently northern New Jersey. The lake was formed by the melting waters of the retreating Wisconsin Glacier at the end of…

Average elevation: 279 ft

Gear up for your next adventure:

📻Weather Alert Radios - Stay informed of storm risks while off-the-grid
🛠️Outdoor Gear Repair Kit - Essential tools to fix gear on the trail
🛠️Backpacking Tool Kit - Essential toolkit for outdoor repairs
🪶Compact Camp Shovel - Folding shovel for campsite tasks
Backpacking Tent - Lightweight and durable tent for multi‑day hikes

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