1983 Coalinga earthquake

[5] The shock was felt from the Greater Los Angeles Area north to Susanville in Lassen County, and between the Pacific Coast and western Nevada.

Most public buildings, including the City Hall, hospital, schools, fire house, post office, and police station, sustained only minor damage.

[6] Six bridges of 60 in the area sustained measurable structural damage, which consisted of hairline cracks and spalling at the top of the support columns, fracturing and displacement of wing walls and parapets, and settlement of fill.

[6] In the oil fields near Coalinga, surface facilities such as pumping units, storage tanks, pipelines, and support buildings were all damaged to some degree.

One oil company administration building, about 7 km (4.3 mi) north of Coalinga, sustained major structural damage, and its two brick chimneys were toppled.

[6]The California Seismic Safety Commission investigated the temblor, provided funding and expert technical assistance for planning and reconstruction and published a report on the quake.