Plainfield, NJ — USGS historical 15-minute topo (1921)
by USGS Historical Topo Maps (public domain) · New Jersey, US
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Older edition. This is the 1921 edition from the U.S. Geological Survey. A newer one may have been published since; check the agency's page for current rules and routes before relying on it.

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Where this map covers
Named places on this map
32 named features inside the Plainfield, NJ — USGS historical 15-minute topo (1921) sheet, from the USGS Geographic Names Information System. Each one links to every map that shows it.
Peaks and ridges
- Long Hill · ridge
- Nook Hill
- Washington Rock · pillar
Lakes, springs and falls
- Ash Brook Swamp · swamp
- Best Lake · lake
- Bloodgoods Pond · reservoir
- Briant Pond · reservoir
- Campbells Pond · reservoir
- Canoe Brook Reservoir Number One (historical) · reservoir
- Canoe Brook Reservoir Number Two · reservoir
- Cedar Brook Lake · lake
- Diamond Mill Pond · reservoir
- Echo Lake · lake
- Great Swamp · swamp
- Jacksons Pond · reservoir
- Johnsons Pond (historical) · lake
- Lake Nelson · reservoir
- Lake Surprise · reservoir
- Maple Falls · falls
- Middlesex Reservoir · reservoir
- Milton Lake · reservoir
- New Market Pond · reservoir
- Robinson Pond (historical) · lake
- Seeleys Pond · reservoir
- Shackamaxon Lake · reservoir
- Spring Lake · reservoir
- Watchung Lake · reservoir
Gaps, arches and other landforms
- Hawk Hill · cliff
- Kilmer Bowl · basin
- Marsh Point · cape
- Ploughshare Point · cape
- Sandy Point · cape
Elevations are the USGS 3DEP ground elevation at the named point, rounded; a summit's surveyed height can differ a little.
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Version history
Version 1 · Nov 5, 2026 · 9.5 MB