Water Well Inspection Statistics 2026: 38 Facts & Data
30%
Have Deficiencies
$400-800
Avg Inspection Cost
28
States Require (RE)
15%
Fail Water Quality
Well Inspection Overview
25-35%Percentage of wells with at least one deficiency during real estate inspections
Source: NGWA, State Health Department Data
Common Deficiencies Found
| Deficiency | % of Inspections | Severity |
|---|---|---|
| Improper well cap/seal | 30% | Moderate |
| Bacteria present | 15% | Serious |
| Low flow rate | 12% | Variable |
| Sanitary defects | 10% | Moderate-Serious |
| Inadequate setbacks | 8% | Serious |
| Pump issues | 8% | Moderate |
| Water quality exceedances | 15% | Variable |
| Missing/inadequate records | 25% | Minor |
Inspection Costs
| Inspection Type | Cost Range | Includes |
|---|---|---|
| Basic Visual | $200-350 | Wellhead inspection, basic records review |
| Standard Real Estate | $350-550 | Visual + flow test + basic water test |
| Comprehensive | $500-850 | Full inspection + pump test + water quality |
| FHA/VA Compliant | $450-700 | Lender-required parameters |
| Video Inspection | $300-600 | Downhole camera (add-on) |
State Requirements
Real Estate Inspection Requirements
| Requirement Level | Number of States |
|---|---|
| Mandatory inspection for sale | 15 |
| Mandatory water test only | 13 |
| Disclosure required | 12 |
| No state requirement | 10 |
Frequently Asked Questions
How much does a well inspection cost?
Basic inspections cost $300-500; comprehensive inspections $500-1,000.
What percentage of wells fail inspection?
About 25-35% have at least one deficiency; serious issues occur in about 10%.
What does inspection include?
Visual wellhead inspection, pump performance testing, flow rate measurement, and water quality sampling.
Need a Well Inspection?
See our inspection services.
Call: (760) 440-8520
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