SLA is the downtown Seattle array in conjuction with the University of Washington (UW) and USGS. It was installed  Feb ~25th 2012

See the 'Instrumentation' tab below for details of the sensors and data-loggers, including a cross-section diagram of the installation.



The UCSB Geotechnical Array monitoring program is funded by the United States Nuclear Regulatory Commission (NRC)  under
Contract# NRC-HQ-60-15-C-0001 Project title: "Observations and Analysis of Geotechnical Array Data"

This site previously funded (2004 to 2014) by the Geoge E. Brown, Jr. Network for Earthquake Engineering Simulation (NEES) Program of the National Earthquake Hazards Reduction Program (NEHRP) of the National Science Foundation (NSF) under Award Number CMMI-0927178.