Mount Tammany, New Jersey

Prominence: 20 ft, 6 m

Elevation: 1540+ feet, 469+ meters

True Isolation: 1.7 mi, 2.74 km
Elevation Info:Elevation range: 1540 - 1560 ft
    (20-foot closed contour)
NAVD88 Elevation: 1539 ft / 469 m
    (Range 1539 - 1559 ft)
Latitude/Longitude (WGS84)40° 58' 10'' N, 75° 6' 39'' W
40.969559, -75.110966 (Dec Deg)
490663 E 4535384 N, Zone 18 (UTM)
CountryUnited States
State/ProvinceNew Jersey
County/Second Level RegionWarren

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Other Web Sites
     Mount Tammany - Delaware Water Gap at
     Tammany; Mount at
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Lists that contain Mount Tammany:
     New Jersey 1000-foot Peaks (Unranked)

Ascent Info

Total ascents/attempts logged by registered users: 253
     Show all viewable ascents/attempts (Total: 232)

Selected Trip Reports:
     1978-12-31 by Robert Murray
     1998-06-01 by Mike Wright
     2003-10-11 by Joseph Hirniak
     2004-08 by Richard Oestreicher
     2007-07-14 by S Wallace
     2007-08-19 by S Wallace
     2008-02-23 by Mark Prosser
     2008-05-11 by Mike Waltz
     2008-09-13 by Will Hamilton
     2009-05-10 by David Larrabee
     2009-09-25 by James Barlow
     2010-06-26 by Gregory Bubniak
     2010-08-21 by Sam Zara
     2011-07-16 by Ethan Myers
     2013-09-22 by Vic Hanson
     2013-11-21 by David White
     2014-01-31 by David White
     2014-03-28 by Rich Perry (Unsuccessful)
     2015-05-03 by Brian Raymond (GPS Track)
     2015-08-08 by Brian Raymond (GPS Track)
     2015-08-22 by Jeremy McKeon
     2016-07-22 by Brian Bragg
     2017-01-04 by David White
     2017-07-04 by James Benz
     2017-10-12 by David White
     2018-07-11 by Jeff Hicks
     2020-07-19 by Ryan Persichilli
     2020-09-12 by Jay Kell
     2020-11-06 by Corey Lindemann
     2021-07-14 by Jeff Hicks
     2022-09-18 by Jeff Fritzen
     2022-12-02 by Chris Calabrese

Nearby Peak Searches:
     Radius Search - Nearest Peaks to Mount Tammany
     Elevation Ladder from Mount Tammany
     Prominence Ladder from Mount Tammany

Click on photo for original larger-size version.
Mount Tammany from the Delaware River (2003-01-18). Photo by Joseph Hirniak.
Click here for larger-size photo.
Web Map LinksPeakfinder Panorama
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ProminenceKey Col Page  (Detailed prominence information)
  Clean Prominence: 20 ft/6 m
  Optimistic Prominence: 60 ft/18 m
  Line Parent: Kittatiny Mountain - Warren County High Point
  Key Col: 1520 ft/463 m
IsolationIsolation Page  (Detailed isolation information)
   Distance: 1.7 mi/2.74 km
   Isolation Limit Point: 40.9825, -75.0833
Nearest Higher Neighbor in the PBC database:
    Kittatiny Mountain - Warren County High Point  (ENE)
RangesContinent: North America
Range2: Appalachian Mountains
Range3: Appalachian Ridges
Range4: Northern Appalachian Ridges
Range5: Kittatiny Mountain
Drainage BasinsDelaware
Delaware Bay
Atlantic-Eastern USA
Atlantic Ocean
OwnershipLand: Delaware Water Gap National Recreation Area
Topo MapPortland O40075h1 1:24,000
Route #1 Maintained Hiking Trail
Trailhead: I-80 330 ft/101 m
Vertical Gain: 1210 ft/368 m
Data Source1:25,000 (or larger) Topographic Survey Map
Dynamic Map

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