free with a free vehicle. If the firm has suspended Offerings to conduct maintenance, emergency shifts won’t be possible. If there are weather constraints as well, the service will be unavailable. So, while last-minute moves are possible, they are dependent on the availability of the company...
The authors are indebted to María José Blanco and her staff at the Centro Geofísico de Canarias (IGN) for their help with installation and maintenance of the 3D dilatometer monitoring points on El Hierro and IGN for the open seismic data availability. OGIMET is acknowledged for providing daily...