How deep are wells in Fontana, CA?

The average well depth in Fontana, California is 449 feet, based on 132 wells on record. Well depths range from 15 to 1225 feet depending on geology and location.

How much does it cost to drill a well in Fontana, CA?

Well drilling costs in Fontana typically range from $20,205-$33,675 based on the 449-foot average depth. Call Southern California Well Service at (760) 440-8520 for a free estimate.

Average Well Depth in Fontana, CA

Well Statistics for Fontana

449ft

Average Depth

132

Wells on Record

15-1225ft

Depth Range

1783.2

Avg Yield (GPM)

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Well Depth Distribution in Fontana

Based on 132 wells drilled in Fontana, California, the average depth is 449 feet. The median depth is 398 feet, which represents the typical well depth in the area.

15ft
Shallowest 449ft
Average 1225ft
Deepest

Shallowest well: 15 feet
Deepest well: 1225 feet
Average depth: 449 feet
Median depth: 398 feet

Geology and Groundwater in Fontana

Fontana sits in an area with deep bedrock, typically requiring wells to penetrate granite or metamorphic formations. The average depth of 449 feet reflects the need to drill through hard rock layers to reach productive aquifers. These deeper wells often require air rotary or DTH (down-the-hole) hammer drilling methods. Well depths vary significantly—from 15 to 1225 feet—reflecting diverse geological conditions across the area.

The average static water level (depth to water when the pump is off) in Fontana wells is approximately 394 feet below ground surface.

Drilling Trends & Well Use

Wells Drilled by Decade

1920s

1930s

1950s

1960s

1970s

1980s

1990s

2000s

2010s

2020s

Wells by Use Type

Monitoring 38 (31%)

Public 28 (23%)

Vapor Extraction 15 (12%)

Unknown 12 (10%)

Other 9 (7%)

Domestic 8 (7%)

Irrigation - Agriculture 7 (6%)

Industrial 4 (3%)

Estimated Drilling Cost in Fontana

Based on the average well depth of 449 feet, drilling a new well in Fontana typically costs between $20,205 and $33,675. This includes drilling, casing, pump installation, and basic connections. Actual costs vary based on geology, access, and permit requirements.

🔍 Try our free Well Depth Lookup Tool to check well records near your specific address.

📍 Nearby Cities — Well Depth Data

📚 Related Resources

Get Expert Advice for Your Fontana Property

Southern California Well Service has drilled hundreds of wells across Riverside County. We know the local geology and can give you an accurate depth and cost estimate.

Call (760) 440-8520

Licensed C-57 Contractor. CSLB License #1086994.| San Diego, Riverside & San Bernardino Counties

We service all major pump brands including Franklin Electric, Grundfos, Goulds (Xylem), and Sta-Rite (Pentair). Our trucks carry common parts and components for same-day repairs.

Frequently Asked Questions

How do I know if my well pump needs repair?

Common signs include: no water or low pressure, pump cycling on and off rapidly (short cycling), unusual noises, dirty or sandy water, and higher-than-normal electric bills. Any of these warrant a professional inspection.

How much does well pump repair cost?

Simple repairs like pressure switch replacement run

50-$300. Motor or pump replacement typically costs ,500-$4,500 depending on well depth and pump type. We diagnose the issue before recommending repairs.

Can I repair my well pump myself?

Surface-level issues like pressure switch adjustment or breaker resets are safe DIY tasks. However, anything involving pulling the pump from the well requires specialized equipment and should be handled by a licensed contractor to avoid damaging the well casing.

Continue learning about well maintenance and troubleshooting