Nez Perce County, Idaho
Average Well Depth in Lewiston, Idaho
Wells within 5 miles of Lewiston were drilled to a median depth of 370 ft, and half were between 180 and 640 ft. After drilling, water typically stood about 119 ft below ground. The median well produced 39 gallons per minute. Based on 177 Idaho Department of Water Resources well records, updated October 2026.
Historical records within 5 miles of central Lewiston, not a guarantee for any property. Only drilling confirms depth, water quality and yield. Disclaimer
How deep is my well going to be?
Depth changes from one street to the next. Check the wells closest to your exact address.
Are wells near Lewiston getting deeper?
Wells drilled near Lewiston in the 9990s have a median depth of 733 ft, 504 ft deeper than those from the 1990s (229 ft). Budget toward the upper end of the range.
| Decade drilled | Median depth | Wells |
|---|---|---|
| 1990s | 229 ft | 6 |
| 2000s | 305 ft | 91 |
| 2010s | 550 ft | 39 |
| 2020s | 400 ft | 34 |
| 9990s | 733 ft | 3 |
Well drilling contractors near Lewiston
Get a free quote from a licensed driller matched to Nez Perce County. No obligation.
Before you drill in Lewiston
- Permit: a licensed Idaho driller files the drilling permit (a start card for a single-family home) with the Idaho Department of Water Resources.
- Health district: Public Health – Idaho North Central sets septic and well setback rules for Nez Perce County.
- City water: inside Lewiston city limits, check whether you're required to connect to city water before planning a well.
- Buying land? The Premium Property Well Report adds nearby water quality, groundwater restrictions and a cost estimate for one property.
Lewiston well questions
How deep are wells in Lewiston, Idaho?
Wells within 5 miles of Lewiston have a median depth of 370 feet, and half were drilled between 180 and 640 feet, based on 177 Idaho Department of Water Resources well records. Depth varies by location, so look up your exact address.
How much does it cost to drill a well in Lewiston?
For a typical 180–640 ft household well with a pump system, a rough planning range is $10,500 to $50,700, based on Idaho averages of $28–65 per foot to drill, about $8 per foot for PVC casing and about $4,000 for the pump system. Basalt, steel casing or a long trench to the house cost more. Get a written quote from a licensed driller for a real price.
How deep is a shallow well near Lewiston?
10% of recorded wells within 5 miles of Lewiston are less than 100 feet deep. Shallow wells cost less to drill but are more exposed to surface contamination and seasonal water-level drops.
Do I need a permit to drill a well in Lewiston?
Yes. A licensed Idaho driller files a drilling permit (a start card for a single-family household well) with IDWR before drilling. Ask Public Health – Idaho North Central about septic setbacks, and check whether Lewiston requires a city water hookup inside city limits.
Well depth in nearby Idaho cities
Source: Idaho Department of Water Resources well records within 5 miles of central Lewiston. Updated October 2026.