Winter Operations : March 1970 / Norbert W. O'Hara ... [et al.].

Slide 11.
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Slide 14.
Slide 15.

Benton Harbor, Michigan, showing open water in entrance channel
and alongshore to the south, produced by river flow deflecting the
ice.
Harbor channel at Benton Harbor, Michigan. Open water in channel
and nearshore area to the south.
Cook Power Plant looking north. Some open water alongshore next to
plant site from construction pumps and water runoff.
Unaffected shore ice, ridge and pancake ice south of Cook plant near
New Buffalo, Michigan.
Michigan City Power Plant. Open water in channel. Ice moving around

breakwater toward south.
parallel to shore.

Strong wind from the northeast moving smoke

Slide 16.
Slide 17.
Slide 18.
Slide 19.
Slide 20.
Slide 21.
Slide 22.
Slide 23.
Slide 24.
Slide 25.
Slide 26.

Michigan City Power Plant channel outlet showing open water. ';ote
heavy shore ice between outfall and breakwater.
Bailey Power Plant outfall and crib showing small patch of open '.at:Ir
at outlet in pancake ice. Heavy shore ice in immediate vicinity r,f
outfall flume.
Bailey Power Plant outfall photographed on 19 January 1970. Warr
water has produced elongate patch of open water toward the east as
a result of west wind indicated by shadow of stack smoke. Term:, -rat: re
differential between water and air producing evaporation is indicated
by vapor near water surface. Shore ice out to well bevond the beaci
groins. Photo by courtesy of NIPSCO.
Air pollution from steel mill operations at Garv, Indiana.
River water discharge as indicated by color differential bet'ween
channel water and lake water. Steel mill operations at Gar., Ind.
Water color contact between channel discharge and lake. Steel mill
operations at Gary, Ind.
Waukegan Power Plant outfall and intake area looking north. Water
circulation patterns are indicated from movement of unconsolidated
pancake ice.
Waukegan Power Plant outfall and intake. Intake channel shos ice
accumulation while outfall is ice free. Circulation pattern of discharged water is indicated by distribution of pancake ice.
Waukegan Power Plant outfall and intake. Shows same characteristics
as Slide 23.
Zion Power Plant shows movement of ice from north to south around breakwater.
Zion Power Plant. Closer view of outfall area than shown in Slide 25.

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