What is the future of the Mississippi river?

Increased swings between extreme lows and highs on the Mississippi River, driven by climate change, mean that typical water conditions are no longer the norm, and that river transport is likely to face more backups in the future.



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Levels are rising now but to a point where it may introduce other complicating factors. Water levels along the Mississippi River near Memphis are more than 21 feet, which is nearly a foot higher than where they were in April 2023, according to the U.S. Geological Survey.

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The 2,340-mile-long Mississippi River is so low from hot, dry weather just a few months after severe floods helped replenish it from critically low water levels last year.

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A shrinking river is hurting people and the economy in a variety of ways. Barges can't operate on the river to get goods to market. Drinking water may also be at risk – for example, salt water moving upriver from the Gulf of Mexico could impact drinking water supplies in parts of Louisiana.

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With the amounts of boats traveling and shipping on the Mississippi River, it has become polluted and is still not recovering. In fact, according to an article written by riverproject.org, the Mississippi River has been one of the most polluted rivers since the 1700's.

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The Mississippi River is flowing at its lowest level in at least a decade, and until rain relieves a worsening drought in the region, it's becoming increasingly difficult to maintain water levels high enough to carry critical exports from the nation's bread basket.

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Stretches of the Mississippi River within the park corridor exceed water quality standards for mercury, bacteria, sediment, PCBs (polychlorinated biphenyl), and nutrients. Unfortunately, these impairments can make the water unsuitable for fishing, swimming, and drinking.

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The worst-ever dry period occurred in the late 1500s. However, the dry years of 2021 and 2022 exceeded the 1500's drought length. This means the last 22 years are the driest in 1,200 years.

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The Mississippi River is the primary river, and second-longest river, of the largest drainage basin in the United States. From its traditional source of Lake Itasca in northern Minnesota, it flows generally south for 2,340 miles to the Mississippi River Delta in the Gulf of Mexico.



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Over the years, a proposed solution has come up again and again: large-scale water diversions, including pumping Mississippi River water to the parched west.

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The Colorado River is drying up due to a combination of chronic overuse of water resources and a historic drought. The dry period has lasted more than two decades, spurred by a warming climate primarily due to humans burning fossil fuels.

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