Bachelor's degree with studies in Geology and Biology from Central Washington State College.
Parker taught in the public schools for 10 years prior to graduating from college.
In 1969 he served as the first hydrologist and senior scientist for the Southwest Florida Water Management District until 1975.
From 1975-1988, he entered private consulting practice where he has concentrated his efforts up until 1988 where he retired again.
The Biscayne Aquifer is what the people in southeastern Florida depend on as their sole water supply source.