Which source of pollution is omitted from the Clean Water Act?

Explanation:

"It has become clear, however, that 'point source' pollution is only part of the problem." By the late 1990s, the EPA had changed its focus under the Clean Water Act to emphasize eliminating nonpoint source pollution, like chemicals from agricultural runoff or erosion from logging or construction activities.

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tropical storm katrina, and it made landfall between miami and fort lauder-dale, florida, as a category 1 hurricane (a storm that, on the saffir-simpson scale, exhibits winds in the range of 74–95 miles per hour [119–154 km per hour]). sustained winds of 70 miles per hour (115 km per hour) lashed the florida peninsula, and rainfall totals of 5 inches (13 cm) were reported in some areas. the storm spent less than eight hours over land. it quickly intensified when it reached the warm waters of the gulf of mexico.

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