Mounted on the northwest corner of a single storey wood frame building, the antenna is easy to spot from Grand Coulee Avenue.
STATION DESCRIPTION
HT_MOD - This is a Height Modernization
Survey Station.
DESIGNATION - BIGD CORS ARP
PID - DL3294
STATE/COUNTY- WA/GRANT
COUNTRY - US
USGS QUAD - GRAND COULEE DAM (1989)
MARKER: Z = SEE DESCRIPTION
SETTING: 0 = UNSPECIFIED SETTING
SP_SET: ANTENNA REFERENCE POINT
STATION DESCRIPTION
DESCRIBED BY W + H PACIFIC, INCORPORATED 2008 (WHP)
THIS IS A GPS CONTINUOUSLY OPERATING REFERENCE STATION LOCATED IN GRAND COULEE, WASHINGTON.
NOTE THIS STATION WAS INSTALLED BY SEATTLE PUBLIC UTILITIES. THE CUSTODIAN IS BIGDAMNET INCORPORATED GRANDE COULEE.
From the NGS Datasheet