How deep does a well need to be for off-grid?

Depends entirely on your local water table. Western states often require 300-800+ ft wells; East Coast and Southeast wells average 100-300 ft. Check USGS records for your specific area before buying land.

Can I drill my own well?

DIY shallow wells (< 30 ft) are legal in some states with a permit. Deep wells (most off-grid wells) require a licensed driller in nearly every US state due to aquifer protection laws.

How to Drill an Off-Grid Well (Cost, Permits, Depth)

Drilling a well for off-grid land typically runs $5,000-

5,000 depending on depth and geology. Knowing depth-to-water before purchasing the land can save tens of thousands. Here's the full process.

1. Check depth-to-water before buying

USGS maintains the National Water Information System (waterdata.usgs.gov) with well records by county. Many states have similar databases. Typical depths: 50-200 ft east of Mississippi, 200-800 ft in Western states.

2. Get state and county permits

Most US states require a well drilling permit before work begins. Some states (CA, CO, OR) require well registration and tag IDs. Cost: $50-$500. Your driller handles paperwork in most cases.

3. Hire a licensed well driller

State well drilling boards maintain licensed-driller directories. Get 2-3 quotes per linear foot (

5-$50/ft is normal range). Confirm casing material (PVC vs steel) and casing depth. Permit fees, casing, and pump are usually quoted separately.

4. Choose your pump system

Submersible pumps are standard for deep wells. For off-grid: solar DC pumps (Lorentz, Sun Pumps) eliminate inverter inefficiency. AC pumps need a 230V inverter. Pump sized to: depth + 50 ft head + 50 PSI pressure + GPM needed.

5. Add pressure tank and storage

Pressure tank smooths pump cycling. For off-grid, add a cistern (500-2,000 gallon) so the pump runs once a day rather than on-demand. Saves energy and extends pump life.

6. Test your water

Annual water testing — coliform bacteria, nitrates, lead, arsenic, pH. Cost:

00-

00 for a full panel. Some states require initial water test as part of well completion.

Related water

Frequently Asked

How deep does a well need to be for off-grid?: Depends entirely on your local water table. Western states often require 300-800+ ft wells; East Coast and Southeast wells average 100-300 ft. Check USGS records for your specific area before buying land.
Can I drill my own well?: DIY shallow wells (< 30 ft) are legal in some states with a permit. Deep wells (most off-grid wells) require a licensed driller in nearly every US state due to aquifer protection laws.
How much does a well pump cost?: Submersible pumps run

00-,000 for the pump itself, plus installation labor. Solar DC pumps with controllers run ,000-$5,000 total but eliminate ongoing inverter costs.

Do I need a permit to drill a well?

Almost always yes — only a handful of US states/counties allow unpermitted wells. Permits are typically $50-$500 and required before drilling starts.