Maryland Well Data › Harford County

Harford County, Maryland: well depth, owners & drilling cost

Name: Harford County, Maryland water well statistics
Creator: Maryland Well Data
License: https://creativecommons.org/licenses/by/4.0/

✓ 2,018 USGS NWIS records · verified 2026-08-27

98 ftmedian well depth

55 ft–150 fttypical depth range

9 ftmedian depth since 2016

How deep are wells in Harford County, Maryland?

The median drilled well depth in Harford County is 98 ft, based on 2,018 wells with recorded depths in the state USGS NWIS database. Half of all wells fall between 55 ft and 150 ft; 90% are shallower than 206 ft. Wells drilled since 2016 have a median depth of 9 ft.

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

Applying published per-foot rates to the local median depth of 98 ft: drilling and casing alone typically runs $2,450–$6,370; a complete system including pump, pressure tank, and hookup typically runs $5,880–$9,800. Actual quotes depend on site access, geology, and casing requirements.

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Drilled depth distribution

0–50 ft 425 50–100 ft 603 100–150 ft 456 150–200 ft 234 200–300 ft 223 300–400 ft 60 400–600 ft 17 600+ ft 0

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Method: medians computed from USGS NWIS records (USGS NWIS groundwater inventory, water-supply wells only (monitoring wells, test holes and injection wells excluded), and only wells carrying a measured depth). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.