J. Howard Hixson, III
Researcher
Research Interests
Monitoring of Power Plants for EPA Compliance:
The Environmental Protection Agency (EPA) has implemented rules under 316(b) of the Clean Water
Act that will impact owners and operators of facilities in the United States using water for cooling purposes. Power
Plants and other large industrial sites use large amounts of water for cooling purposes and can adversely affect fish
and other aquatic organisms. These facilities generally use a series of rotating screens to keep larger organisms form
passing through cooling systems. These organisms that are impinged on the screens are washed into a large basket or
returned to the water body. Organisms smaller than the mesh of the screens are drawn through the cooling system or
entrained. This would include fish eggs or larvae.
Since 1972 my research interests have included the monitoring of Power Plants to determine compliance with EPA rules.
This has included work at Calvert Cliffs Nuclear Power Plant, Dickerson Generating Station, Chalk Point Generating
Station and Morgantown Electric Generating Station to name a few. The focus of the monitoring is to determine the
effects on adult fish and fish eggs and larvae. This work includes developing plant operating strategies and modifications
to reduce either the numbers of organisms affected or to increase the survival of organisms.
Selected Publications:
1988-97 - Breitburg, D.L. and J.H. Hixson III., Impingement studies at
Calvert Cliffs Nuclear Power Plant for Baltimore Gas and Electric Company.
1987 - Breitburg, D.L. and J.H. Hixson, III., 1986 Impingement studies at Calvert Cliffs Nuclear Power
Plant for Baltimore Gas and Electric Company. Report No. 87-7.
1986 - Breitburg, D.L. and J.H. Hixson, III., 1985 Impingement studies at Calvert Cliffs Nuclear Power Plant
for Baltimore Gas and Electric Company. Report No. 86-13.
1986 - Breitburg, D.L., J.H. Hixson, III., and R.P. Gallagher. 1984 Impingement studies at Calvert Cliffs
Nuclear Power Plant for Baltimore Gas and Electric Company. Report No. 86-1.
1984 - J.H. Hixson, III., R.P. Morin and R.P. Gallagher. 1983 Impingement studies at Calvert Cliffs
Nuclear Power Plant for Baltimore Gas and Electric Company. Report No. 85-8.
1983 - J.H. Hixson, III., M.F. Hirshfield and D.J. Hepner. 1982 Impingement studies at Calvert Cliffs
Nuclear Power Plant for Baltimore Gas and Electric Company. Report No. 83-13.
1982 - J.H. Hixson, III., and M.F. Hirshfield. 1978-1979 Striped bass gillnetting study near the
Morgantown Stream Electric Station for Potomac Electric Power Company. Report No. 81-28.
1980 - J.H. Hixson, III., Final Report: Screen impingement and potential auxiliary pump entrainment
at the Chalk Point Steam Electric Station for the PPSP, Maryland Department of Natural Resources.
1979 - J.H. Hixson, III., Data report: screen impingement and potential auxiliary pump entrainment
at the Chalk Point Steam Electric Station for the Power Plant Siting Program, Maryland Department of
Natural Resources. Report No. 79-33.
1978 - J.H. Hixson, III. and B. Wilson. Shore seining studies in the vicinity of Calvert Cliffs,
1977 for Baltimore Gas and Electric Co.
1977 - J.H. Hixson, III. Chesapeake Bay fish survey shore zone fishes progress report VI January
1976 - December 1976 for Baltimore Gas and Electric Company.
1977 - J.H. Hixson, III. and C.J. Moore. Summer food habits of spot (Leiostomus xanthurus) in
the Maryland portion of Chesapeake Bay. Assoc. Southeastern Biol. Bull. 22(2): 58.
1977 - Moore, C.J. and J.H. Hixson, III. Abundance and seasonal occurrence of shore zone
fishes in central Chesapeake Bay. April 1977.
1977 - Moore, C.J. and J.H. Hixson, III. Incidence of crooked vertebral columns in adult
Potomac River white perch, Morone americana. Copeia 1977 (2).
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