GNSS station 1 (IMAGE) Seismological Society of America Caption GNSS station in the U.S. Pacific Northwest. Credit Pacific Northwest Geodetic Array, Central Washington University Usage Restrictions Please include credit information License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.