Mississippi Embayment Aquifer
6 states · 200,000 sq km · confined
High Depletion Risk
About the Mississippi Embayment Aquifer
The Mississippi River Valley Alluvial Aquifer is the third-most heavily pumped aquifer in the US, supplying irrigation for millions of acres of cotton, rice, and soybeans in the Delta region.
Area
200,000 km²
Depth Range
300–2,500 ft
States
6
Rock Type
Sand
Key Facts
- ▸Third-most pumped aquifer in the United States
- ▸Supplies roughly 70% of agricultural water use in the region
- ▸Mississippi Delta has experienced declining water levels for decades
- ▸Recharge comes primarily from Mississippi River and tributaries
- ▸Arkansas Groundwater Protection and Management Commission oversees withdrawals
States Overlying the Mississippi Embayment Aquifer
Explore Water Assets Over the Mississippi Embayment Aquifer
See every tracked spring, well, and water right that draws from this aquifer on our interactive map.
Open Map Explorer