Estimated Aquifer Level in New Jersey for the year 2000. The contours show how far below sea le Figure 14. vel the aquifer is pumped. Salinity can easily intrude into the aquifer if salty water reaches the outcrop area near river mile 98--as it reaches the aquifer via the back door. Even without salty water in the Dealware River, the salt is gradually penetrating from the ocean side. (See where the 250 mg/L line is located.) Source: Luzier (1980).

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See also More Sea Level Rise ReportsThis aquifer is pumped way below sea level.