how deep is grand prismatic spring
The spring is approximately 370 feet (110 m) in diameter and is 121 feet (40 m) deep. The spring discharges an estimated 560 US gallons (2,100 L) of 160 Â°F (70 Â°C) water per minute.t is located in the Midway Geyser Basin. Grand Prismatic Spring was noted by geologists working in the Hayden Geological Survey of 1871, and named by them for its striking coloration. Its colors match the rainbow dispersion of white light by an optical prism: red, orange, yellow, green, and blue.