1987July 15, 2023<July 15, 2023 10/30/1987 22:00 Sighting in Pleasant Hill, CA, United States by UFODB Sighting time, date & location On 10/30/1987 at 22:00 a Sphere was sighted in Pleasant Hill, CA, United States. Latitude: 37.9480556 Longitude: -122.0597222 The…