SISTERS (TQ0669) - Whatcom Co., WA
Posted by: Groundspeak Premium Member lahontan
N 48° 42.293 W 121° 59.242
10U E 574502 N 5395144
Benchmark at summit of South Twin Sister
Waymark Code: WM16HWQ
Location: Washington, United States
Date Posted: 08/07/2022
Published By:Groundspeak Premium Member Ernmark
Views: 5

DESCRIBED BY INTERNATIONAL BOUNDARY COMMISSION 1905 (ECB)
ON THE HIGHEST PEAK OF THE TWIN SISTERS RANGE, THE SECOND PEAK FROM
THE NORTH END OF THE RANGE, AND ABOUT 17 MILES SOUTHEAST OF DEMING,
WASHINGTON. THE STATION IS ON THE SOUTHEAST END OF THE PEAK. IT IS
MOST READILY APPROACHED FROM DEMING.

STATION MARK--A BRONZE - DISK STATION MARK SET IN OUTCROPPING BEDROCK
WITH A 7 - FOOT CAIRN BUILT OVER IT. IN 1926 THE US COAST AND
GEODETIC SURVEY ESTABLISHED A FIRST - ORDER TRIANGULATION STATION
ABOUT 20 INCHES NORTHWEST OF THE STATION AND MARKED IT AS FOLLOWS--A
STANDARD USC AND GS BRONZE - DISK STATION MARK WEDGED IN A DRILL HOLE
IN OUTCROPPING BEDROCK MARKS THE STATION. A STANDARD BRONZE - DISK
REFERENCE MARK, WITH THE ARROW POINTING TOWARD THE STATION, WEDGED IN
A DRILL HOLE IN OUTCROPPING BEDROCK IS 4.72 METERS FROM THE STATION
MARK IN BEARING 310 DEGREES 52 MINUTES 39 SECONDS. A SECOND AND LIKE
REFERENCE MARK IS SET IN THE SAME MANNER 14.37 METERS FROM THE STATION
IN BEARING 100 DEGREES 45 MINUTES 29 SECONDS.
Condition: Mark found in good condition

Designation: SISTERS

Benchmark Agency: U.S. Geological Survey

Monumentation type: BENCH MARK (or B.M.) Disk

County: Whatcom

Find type: Found by luck/skill/knowledge

Web address of this benchmark's datasheet (optional): [Web Link]

NGS PID: TQ0669

Benchmark Agency (if other): Not listed

Monumentation type (if other): Not listed

USGS 7.5' Topographic Quadrangle Name (optional): Not listed

Special category (optional): Not listed

Special Category (if other): Not listed

Local database's URL (optional): Not listed

Visit Instructions:
  1. A closeup photo of the mark taken by you is required.
  2. A 'distant' photo including the mark in the view is highly recommended. Include the compass direction you faced when you took the picture.
Search for...
Geocaching.com Google Map
Google Maps
MapQuest
Bing Maps
Nearest Waymarks
Nearest U.S. Benchmarks
Nearest Geocaches
Create a scavenger hunt using this waymark as the center point
Recent Visits/Logs:
There are no logs for this waymark yet.