There was a magnitude 7.8 earthquake about 20 km offshore of northern Chile on 30 July 1995 which produced a tsunami of 1.3 m at Caldera and which was seen in many records across the Pacific (information from NTF, Australia).
Documentation added 2001-01-26
For a review of the new Chilean tide gauge network, see "Tides in the Chilean Coasts" by Juan J. Fierro, Hydro International, Jan/Feb 2001, pp.7-9.
Documentation added 2015-07-13
A permanent station was established at Iquique in 1984 id.2261
Hydrographic and Oceanographic Service of the Chilean Navy Errazuriz 254 Playa Ancha Valparaiso