Earle B. Phelps

Earle B. Phelps
Born(1876-07-10)July 10, 1876
DiedMay 29, 1953(1953-05-29) (aged 76)
EducationBS, Massachusetts Institute of Technology, 1899
Occupation(s)University professor and sanitary expert
Known forSewage disinfection and surface water quality mathematical equation
AwardsLasker Award for Public Service, 1953.

Earle Bernard Phelps (July 10, 1876 – May 29, 1953) was a chemist, bacteriologist and sanitary expert who served in governmental positions and as an academic in some of the leading universities in the U.S. He is known for his contributions in sewage disinfection, water chlorination, sewage treatment, milk pasteurization, shellfish control, and for describing the “oxygen sag curve” in surface water bodies.