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Black River Benchmark, Washington

Prominence: 441 ft, 134 m

Elevation: 490+ feet, 149+ meters

True Isolation: 2.76 mi, 4.44 km

Elevation Info:	Elevation range: 490 - 492 ft (2-foot closed contour) NAVD88 Elevation: 494 ft / 150 m (Range 494 - 496 ft)
Alternate Name(s)	Skyway Hill
Peak Type	Hill
Latitude/Longitude (WGS84)	47° 29' 15'' N, 122° 14' 36'' W 47.487564, -122.24343 (Dec Deg) 556993 E 5259625 N, Zone 10 (UTM)
Country	United States
State/Province	Washington
County/Second Level Region	King
City/Town	Bryn Mawr-Skyway
Links Search Engines - search the web for "Black River Benchmark": Wikipedia Search Microsoft Bing Search Google Search Yahoo Search Other Web Sites Duwamish Hill at SummitPost.org Black River Benchmark at ListsOfJohn.com Weather and Snow National Weather Service Forecast NOAA Snow Depth Map Selected Trip Reports from this site: 2010-12-25 by Eric Noel 2012-01-23 by Craig Willis 2015-02-11 by Marion Bauman View ascents of peak by registered Peakbagger.com members (28 total) Nearby Peak Searches: Radius Search - Nearest Peaks to Black River Benchmark Elevation Ladder from Black River Benchmark Prominence Ladder from Black River Benchmark

Dynamic Map

Black River Benchmark

Web Map Links

Key Col Page  (Detailed prominence information)
  Clean Prominence: 441 ft/134 m
  Optimistic Prominence: 443 ft/134 m
  Key Col: Montlake Cut    49 ft/15 m

Isolation Page  (Detailed isolation information)
   Distance: 2.76 mi/4.44 km
   Isolation Limit Point: 47.4567, -122.2808
Nearest Higher Neighbor in the PBC database:
    McMicken Heights  (SW)

Ranges

Drainage Basins

Duwamish
Puget Sound
Pacific Ocean

Lake Washington
Puget Sound
Pacific Ocean

Ownership

Land: Private Land

Topo Map

Renton O47122d1 1:25,000

Route #1

Paved Road

GPS Reading or LIDAR

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