Maine Water Well Depth & Drilling Cost Guide
Authoritative hydrogeological intelligence for Maine. Regulated by the Maine Department of Health and Human Services - Drinking Water Program. The statewide median drilling depth is 260 feet (ranging 70–600 ft) with an average drilling cost of $50 per foot ($36 to $80/ft).
Quick Hydrogeological Fact Sheet: Maine
To reach potable water in Maine, residential wells require drilling an average of 260 feet deep. Total turnkey installation costs average $14,200 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 35 feet below surface level, producing a reliable average flow rate of 10 GPM across the primary Crystalline Bedrock Aquifers.
Maine 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 |
|---|---|---|---|---|---|
| Cumberland County | 250 ft | $48 /ft | 11 GPM | Glacial Sand / Granite Bedrock |
|
| York County | 270 ft | $52 /ft | 9 GPM | Crystalline Bedrock |
💰 Estimated Turnkey Cost Itemization in Maine
Component-by-component breakdown for a standard residential water well (260 ft average).
| System Component | Specification in Maine | Unit Cost | Estimated Subtotal |
|---|---|---|---|
| Borehole Drilling & Sanitary Casing | 260 ft depth with standard 6" PVC/Steel Casing & Drive Shoe | $50 /ft | $13,000 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 Maine Department of Health and Human Services - Drinking Water Program permit, bentonite surface seal, and EPA drinking panel | State Fee + Lab | $600 USD |
| TOTAL ESTIMATED TURNKEY INVESTMENT | Includes excavation, drilling, plumbing hookup, and water inspection | $14,200 USD | |
Maine Aquifers & Subsurface Geology
Fractured granite, metamorphic schist, glacial till and eskers
Water Quality & Recommended Filtration
⚖️ Maine Well Drilling Regulations & Legal Setbacks
Calculate Drilling Cost in Maine
Pre-loaded with Maine median depth (260 ft) and average cost ($50/ft).
Frequently Asked Questions: Drilling Wells in Maine
1. How deep do you usually have to drill for water in Maine?
Across Maine, the median residential water well is drilled to 260 feet. However, shallow alluvial wells can hit water as high as 70 feet, while deep bedrock or limestone aquifer wells may require drilling down to 600 feet to reach sufficient pressure and yield.
2. How much does a complete water well cost in Maine?
On average, homeowners in Maine invest $14,200 USD for a complete turnkey system. Drilling alone costs $50 per foot (ranging $36–$80/ft), while submersible pumps, pressure tanks, state permit fees ($150), and electrical hookups comprise the remaining balance.
3. What is the required setback from septic tanks in Maine?
State health mandates overseen by the Maine Department of Health and Human Services - Drinking Water Program require a minimum separation distance of 100 feet from any septic tank, leach field, or potential contamination source, plus at least 20 feet from adjacent property boundaries.
4. What is the groundwater quality like in Maine?
Wells in Maine typically yield water with a hardness reading around 65 PPM and an average pH of 6.7. Key minerals present in natural groundwater include Arsenic (naturally occurring), Radon, Uranium, Iron. The recommended standard filtration configuration is: Specialized Arsenic & Radon Water Treatment System.
🗺️ Neighboring & Regional Groundwater Guides
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