Contains over 11,000 20-inch PMTs that monitor the main water volume.
A cylindrical stainless steel tank measuring approximately 39.3 meters in diameter and 41.4 meters in height . Medium: It contains 50,000 tons of ultra-pure water . Super K
The detector is a feat of engineering located 1,000 meters (3,300 feet) underground to shield it from cosmic radiation. Contains over 11,000 20-inch PMTs that monitor the