Connecticut Well Data › Lower Connecticut River Valley Planning Region
Lower Connecticut River Valley Planning Region, Connecticut: well depth, water level & drilling cost
✓ 1,350 DCP + USGS records · verified 2026-10-12
Pull every recorded well near a Lower Connecticut River Valley Planning Region address — $49
How deep are wells in Lower Connecticut River Valley Planning Region, Connecticut?
The median drilled well depth in Lower Connecticut River Valley Planning Region is 225 ft, based on 1,350 wells with recorded depths in the state DCP + USGS database. Half of all wells fall between 125 ft and 350 ft; 90% are shallower than 510 ft. Wells drilled since 2016 have a median depth of 360 ft.
How much does it cost to drill a well in Lower Connecticut River Valley Planning Region?
Applying published per-foot rates to the local median depth of 360 ft: drilling and casing alone typically runs $9,000–$23,400; a complete system including pump, pressure tank, and hookup typically runs $21,600–$36,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Lower Connecticut River Valley Planning Region?
The median static water level is 20 ft below ground surface (middle half of wells: 18 ft–40 ft), from 528 measurements.
How much water do wells in Lower Connecticut River Valley Planning Region produce?
The median tested yield is 10 gpm (middle half: 4 gpm–20 gpm), from 552 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Lower Connecticut River Valley Planning Region?
| Driller | Wells since 2016 |
|---|---|
| Sima Drilling Company | 196 |
| Dufford | 171 |
| CONNECTICUT WELLS/GEOTHERMAL SERVICES, INC. | 89 |
| Chowanec Well Drilling, LLC | 19 |
| LaFramboise Well Drilling | 13 |
| Savinelli Well Drilling | 12 |
| CHOWANEC WELL DRILLING LLC | 11 |
| Chowanec Well Drilling | 10 |
See every driller with wells on record in Lower Connecticut River Valley Planning Region, ranked →
Get quotes from local drillers
See every recorded well near any address — depths, water levels, yields, original driller's logs — in a one-time report.
Free lookup Property report — $49Free. Goes to licensed drillers working Lower Connecticut River Valley Planning Region.
Well records by ZIP code in Lower Connecticut River Valley Planning Region
Median depth, water level, and yield for each ZIP code with recorded wells.
- Durham (06422) — 194 wells, median 190 ft
- East Hampton (06424) — 134 wells, median 300 ft
- Old Lyme (06371) — 108 wells, median 320 ft
- East Haddam (06423) — 76 wells, median 385 ft
- Killingworth (06419) — 72 wells, median 315 ft
- Cromwell (06416) — 66 wells, median 168 ft
- Clinton (06413) — 60 wells, median 201 ft
- Portland (06480) — 58 wells, median 248 ft
- Middlefield (06455) — 54 wells, median 146 ft
- Haddam (06438) — 50 wells, median 133 ft
Method: medians computed from DCP + USGS 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.