Share This!
 
Nuclear Power Information Tracker MapList Definitions About This Feature

U.S. Nuclear Reactors

Reactor:
San Onofre Unit 1
Location:

San Clemente, California
Local population: 105,010 (10-mile radius)

Type:

Pressurized Water Reactor

Status:

Shutdown
Licensed to operate from 03/27/67-11/30/92

Owner:

Southern California Edison Company

Safety Issues:

Groundwater Leaks Reported, Year Plus Outages

San Onofre nuclear power plant
Google map copyright

Related Links & Documents

06/1981   Fission Stories #115 reported how workers found a key cooling water system for emergency equipment to be partially obstructed by gooseneck barnacles.

09/18/2006   UCS documented the factors leading to the year-plus reactor outage that began in February 1982 in this case study for our Walking a Nuclear Tightrope report.  See details | Download the pdf (1.5 kb)

02/27/1982   Fission Stories #4 explains how maintenance work on a seawater pump begun during low tide opened a hole that caused a whole lot of problems at high tide.