MX0033 - USC&GS 'HERD AZ' Azimuth Mark - Siskiyou County, CA
N 41° 36.454 W 122° 12.077
10T E 566552 N 4606514
An NGS azimuth mark located just off Hwy 97 in Siskiyou County.
Waymark Code: WMRBYX
Location: California, United States
Date Posted: 06/06/2016
Views: 3
Recovered in good condition as described in the NGS datasheet with the exception that Grass Lake railroad station no longer exists. This BM is also listed on a topography map as 'BM Herd Azimuth 4854'. The Herd Azimuth Mark is part of the HERD BM series on top of Herd Peak: (
visit link)
My more accurate coordinates should place you very close to this station.
Per the NGS datasheet:
01/01/1952 by CGS (MONUMENTED)
01/01/1954 by NGS (GOOD)
DESCRIBED BY NATIONAL GEODETIC SURVEY 1954 2.1 MI S FROM GRASS LAKE. 2.1 MILES SOUTH ALONG U.S. HIGHWAY 97 FROM THE SOUTHERN PACIFIC COMPANY RAILROAD STATION AT GRASS LAKE, AT THE APPROXIMATE CENTER OF A CUT, IN THE TOP OF A SMALL OUTCROP, 58.3 FEET WEST OF THE CENTER LINE OF THE HIGHWAY, 42.0 FEET EAST OF A FENCE, 4.6 FEET SOUTH OF A WITNESS POST, 4 FEET HIGHER THAN THE HIGHWAY, AND PROJECTING 0.3 FOOT ABOVE THE GROUND. NOTE-- THE DISK IS SET AT ABOUT A 35-DEGREE ANGLE FROM THE HORIZONTAL. ROD WAS HELD ON THE HIGHEST POINT DURING THE 1954 RELEVELING.
HISTORY - 20030910 GOOD CADT