Control Room
Electrical Engineering Lab
Laser and Vacuum Equipment Area (LVEA)
LVEA Infrasound Detector
LVEA Test Mass
Mass Storage Room Computers
Outside the Laser Enclosure
LIGO Hanford Beam Tube Display
Pre-Stabilized Laser Table 1
Pre-Stabilized Laser Table 2
Pre-Stabilized Laser Table 3
X Arm End Station
Y Arm End Station 1
Y Arm End Station 2

Contact Us

Postal / Mailing

LIGO Hanford Observatory
PO Box 159
Richland, WA 99352-0159

Physical / Shipping

LIGO Hanford Observatory
127124 N Rt. 10
Richland, WA 99354

Main Line / General Information

(509) 372-8106

Observatory Head

Contact: Dr Frederick Raab
Phone: (509) 372-8125


(509) 372-8137

Tour Information

(509) 372-8248

© Zsolt Frei, Dale Ingram, William Katzman, Peter Pozsgai and the LIGO Scientific Collaboration, 2015