Cape May County, NJ Water Table Trend
Is the water table dropping in Cape May County, NJ?
Over 83 years of USGS readings, the well tracking Cape May County's aquifer is rising, getting shallower over time: 1.4 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Cape May County's source well, in detail
Depth to water at the last reading was 19.1 ft below land surface. Readings span 1940-12-06 to 2023-11-08, 111 measurements from USGS well USGS-385612074545701 (090011-- Cape May City 1 Obs), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Cape May County compares nationally
Cape May County sits at rank 187th of 1,449 ranked counties, ordered rising-to-declining, so a low number means a rising water table and a high one means fast decline. Cape May County, New Jersey is home to about 93,875 people. See the fastest-moving counties guide for how Cape May County stacks up against the most extreme cases nationally.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Cape May County can be stable in depth and still worth testing for quality, or declining and still test clean, the two are measured separately, and only a direct test settles the second one.