New York Well Data › Putnam County
Putnam County, New York: well depth, yield & drilling cost
✓ 1,293 NYSDEC records · verified 2026-10-12
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How deep are wells in Putnam County, New York?
The median drilled well depth in Putnam County is 400 ft, based on 1,289 wells with recorded depths in the state NYSDEC database. Half of all wells fall between 285 ft and 600 ft; 90% are shallower than 705 ft. Wells drilled since 2016 have a median depth of —.
How much does it cost to drill a well in Putnam County?
Applying published per-foot rates to the local median depth of 400 ft: drilling and casing alone typically runs $10,000–$26,000; a complete system including pump, pressure tank, and hookup typically runs $24,000–$40,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Putnam County?
Few static water level measurements are recorded for this county.
How much water do wells in Putnam County produce?
The median tested yield is 8 gpm (middle half: 5 gpm–10 gpm), from 617 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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Well records by ZIP code in Putnam County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Carmel (10512) — 192 wells, median 368 ft
- Patterson (12563) — 181 wells, median 350 ft
- Brewster (10509) — 159 wells, median 485 ft
- Putnam Valley (10579) — 118 wells, median 328 ft
- Mahopac (10541) — 103 wells, median 465 ft
- Cold Spring (10516) — 102 wells, median 378 ft
- Mahopac Falls (10542) — 98 wells, median 340 ft
- Lake Peekskill (10537) — 66 wells, median 448 ft
Method: medians computed from NYSDEC records (NYSDEC water well completion reports; depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.