New Jersey Water Well Depth & Drilling Cost Guide
Authoritative hydrogeological intelligence for New Jersey. Regulated by the New Jersey Department of Environmental Protection (NJDEP). The statewide median drilling depth is 175 feet (ranging 45–480 ft) with an average drilling cost of $48 per foot ($35 to $80/ft).
Quick Hydrogeological Fact Sheet: New Jersey
To reach potable water in New Jersey, residential wells require drilling an average of 175 feet deep. Total turnkey installation costs average $11,500 USD for a completed 6-inch casing well, 1.5 HP submersible pump, pressure tank, and state permits. The standing static water table sits at approximately 28 feet below surface level, producing a reliable average flow rate of 18 GPM across the primary Kirkwood-Cohansey Aquifer (Pine Barrens).
New Jersey County-Level Well Logs & Average Depths
Official USGS hydrogeological monitoring stations, static levels, and driller completion records.
| County Name | Median Depth (ft) | Avg Cost / Foot | Typical Yield | Primary Aquifer | Local Action |
|---|---|---|---|---|---|
| Ocean County | 110 ft | $42 /ft | 25 GPM | Kirkwood-Cohansey Sand |
|
| Hunterdon County | 240 ft | $52 /ft | 12 GPM | Passaic Shale Bedrock |
💰 Estimated Turnkey Cost Itemization in New Jersey
Component-by-component breakdown for a standard residential water well (175 ft average).
| System Component | Specification in New Jersey | Unit Cost | Estimated Subtotal |
|---|---|---|---|
| Borehole Drilling & Sanitary Casing | 175 ft depth with standard 6" PVC/Steel Casing & Drive Shoe | $48 /ft | $8,400 USD |
| Submersible Pump & Drop Pipe | 1.0 HP – 1.5 HP Stainless Submersible Pump with 12-gauge electrical drop cable | Turnkey Pump Unit | $2,250 USD |
| Pressure Tank & Control Switch | 40-gallon Captive Air Pressure Tank, 40/60 PSI Pressure Switch & Gauge | Standard Assembly | $1,200 USD |
| State Permits, Sanitary Grouting & Lab Water Testing | Mandatory New Jersey Department of Environmental Protection (NJDEP) permit, bentonite surface seal, and EPA drinking panel | State Fee + Lab | $700 USD |
| TOTAL ESTIMATED TURNKEY INVESTMENT | Includes excavation, drilling, plumbing hookup, and water inspection | $11,500 USD | |
New Jersey Aquifers & Subsurface Geology
Pine Barrens porous sand/gravel in south; Triassic red shale/sandstone in north
Water Quality & Recommended Filtration
⚖️ New Jersey Well Drilling Regulations & Legal Setbacks
Calculate Drilling Cost in New Jersey
Pre-loaded with New Jersey median depth (175 ft) and average cost ($48/ft).
Frequently Asked Questions: Drilling Wells in New Jersey
1. How deep do you usually have to drill for water in New Jersey?
Across New Jersey, the median residential water well is drilled to 175 feet. However, shallow alluvial wells can hit water as high as 45 feet, while deep bedrock or limestone aquifer wells may require drilling down to 480 feet to reach sufficient pressure and yield.
2. How much does a complete water well cost in New Jersey?
On average, homeowners in New Jersey invest $11,500 USD for a complete turnkey system. Drilling alone costs $48 per foot (ranging $35–$80/ft), while submersible pumps, pressure tanks, state permit fees ($250), and electrical hookups comprise the remaining balance.
3. What is the required setback from septic tanks in New Jersey?
State health mandates overseen by the New Jersey Department of Environmental Protection (NJDEP) require a minimum separation distance of 100 feet from any septic tank, leach field, or potential contamination source, plus at least 25 feet from adjacent property boundaries.
4. What is the groundwater quality like in New Jersey?
Wells in New Jersey typically yield water with a hardness reading around 95 PPM and an average pH of 6.3. Key minerals present in natural groundwater include Iron, Manganese, Acidic Low pH (in South Jersey sands). The recommended standard filtration configuration is: Acid Neutralizer + Iron Oxidation Filter.
🗺️ Neighboring & Regional Groundwater Guides
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