Mammoth Lake Scuba Park now open! Grand Opening May 31st/June 1st      Not everything is complete, but it is ready to dive!  Soon to come.. more entries, a bath house with hot showers and running water, more parking, the sinking of the C 130 and much more. Park entry is $20 per diver/per day, cash or check only , please. non-diver fee is $10 The lake is open Thursday thru Tuesday. Extended hours on Saturday,  please call for more info. (979) 285-0600