Dissolved Oxygen Levels Are Dropping in the Sound But Affected Areas Might End Up Being Far Smaller Than Last Summer

Water quality as measured by dissolved oxygen is approaching its typical summertime low in the far western end of Long Island Sound.

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How Is The Sound’s Dead Zone Shaping Up This Summer? Water Temperatures Could Be Critical

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How Soon Will We See Improvement in the Water Quality of Long Island Sound?

Every time we give a presentation about hypoxia and the Long Island Sound cleanup, we are asked some variation of the same question:

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Wards Island Completes Upgrade, Removing Half the Nitrogen in its Waste

The biggest sewage treatment plant impacting Long Island Sound recently completed an upgrade that is expected to lead to a significant improvement in the western Sound’s water quality.

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Proposed State Budget Reflects Commitment to Clean Water

The Governor has proposed to allocate $997 million to the Clean Water Fund.

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Season Review: Why Was Hypoxia So Much Worse in 2012?

Water quality in Long Island Sound was bad during the summer of 2012, after a number of years when conditions were not so terrible.

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Season Review: A Complex Ecosystem With Diverse Conditions

Among all the Long Island Sound water quality data released recently showing the summer of 2012 to have been particularly bad, there were two data sets that indicated something slightly different.

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Season Review: Hypoxia Was Widespread and Intense in 2012

The recently released year-end water quality report for Long Island Sound confirmed what seemed obvious in August: when measured by hypoxia – the annual drop in dissolved oxygen caused by nitrogen in treated sewage – the summer of 2012 was awful.

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