⟁ Delaware Well Data field records · 2026 survey

Delaware Well Data › Sussex County

Sussex County, Delaware: well depth, water level & drilling cost

✓ 70,981 Delaware DNREC records · verified 2026-08-22

67 ftmedian well depth
58 ft–80 fttypical depth range
10 ftmedian static water level
50 gpmmedian yield (35,064 tests)

How deep are wells in Sussex County, Delaware?

The median drilled well depth in Sussex County is 67 ft, based on 70,463 wells with recorded depths in the state Delaware DNREC database. Half of all wells fall between 58 ft and 80 ft; 90% are shallower than 120 ft. Wells drilled since 2016 have a median depth of 70 ft.

How much does it cost to drill a well in Sussex County?

Applying published per-foot rates to the local median depth of 70 ft: drilling and casing alone typically runs $1,750–$4,550; a complete system including pump, pressure tank, and hookup typically runs $4,200–$7,000. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Sussex County?

The median static water level is 10 ft below ground surface (middle half of wells: 7 ft–14 ft), from 33,382 measurements.

How much water do wells in Sussex County produce?

The median tested yield is 50 gpm (middle half: 30 gpm–60 gpm), from 35,064 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 6,654 50–100 ft 52,046 100–150 ft 6,907 150–200 ft 1,696 200–300 ft 2,589 300–400 ft 386 400–600 ft 174 600+ ft 11
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Method: medians computed from Delaware DNREC records (Delaware DNREC non-public well permits, water-supply wells only (monitoring, observation, soil borings, dewatering and remediation wells and un-drilled permits excluded); depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.