Level 4 will give swimmers the opportunity to refine their Front Crawl, Backstroke, and Elementary Backstroke while improving skills in swimming underwater, treading water, Breast Stroke, Sidestroke and Butterfly. Swimmer will also learn open turns and standing dives.

Prerequisite: Swimmers entering this level should be able to swim 15-20 yards each of Front Crawl with side breathing, Backstroke, Elementary Backstroke, and 5-10 yards of Breaststroke or Sidestroke. They should also be comfortable in deep water and able to tread or float in deep water for 1 minute.