The Chesapeake Bay continued to be on the receiving end of high river flows in July. The flows have been higher than normal for 13 out of the last 15 months, according to data from the U.S. Geological Survey.
The pollution carried into the Bay during that span has led to worse than normal water quality and last month triggered a large oxygen-starved “dead zone” in the Bay.
In July, the USGS reported that the estimated cumulative flow into the Bay from its nine largest rivers — which account for more than 95% of the freshwater entering the Bay — averaged 54,000 cubic feet per second.[Continue Reading]