Well Rehabilitation Cost Guide: Restore Your Well's Performance

Cost to rehabilitate an underperforming well. Cleaning, acidizing, and rehabilitation methods.

When Rehabilitation Makes Sense

Well rehabilitation offers a middle path between expensive drilling and accepting declining performance. If your well has gradually lost capacity over years of service, rehabilitation may restore 50-90% of original flow at a fraction of new well costs. It's particularly effective for wells affected by scale buildup, biofouling, or partially clogged screens—problems that respond well to treatment. San Diego County's mineral-rich groundwater makes scale accumulation common, and many older wells benefit significantly from periodic rehabilitation. Before committing to a new well costing $25,000-$45,000, consider whether $3,000-$8,000 in rehabilitation might solve your water problems for another decade or more.

Rehabilitation Methods and Costs

Several rehabilitation techniques address different problems. Mechanical cleaning using brushes and surge blocks loosens deposits for removal by bailing or air lifting—cost: $1,500-$3,000. Chemical treatment, typically using acid or specialized cleaners, dissolves mineral scale and bacterial deposits—cost: $2,500-$4,500 including chemicals and disposal. High-pressure jetting blasts deposits from casing and screen perforations—cost: $2,000-$4,000. Hydrofracturing uses high-pressure water to create fractures in bedrock, improving water flow to the well—cost: $4,000-$8,000. Some wells require multiple methods for best results, with total treatment costs reaching $8,000-$12,000 for comprehensive rehabilitation.

The Rehabilitation Process

Professional rehabilitation follows a systematic process. First, the contractor evaluates current well condition through flow testing, camera inspection if needed, and water quality analysis to identify the cause of declining performance. Based on findings, they recommend specific treatments. The pump is removed to access the well bore. Treatment is applied—acid circulated to dissolve scale, brushing to loosen deposits, jetting to clean perforations, or hydrofracturing to improve formation connection. Debris is removed by bailing or air lifting. The well is flushed until water runs clear, then the pump is reinstalled and flow tested to measure improvement. Documentation provides before-and-after comparison.

Expected Results and Longevity

Successful rehabilitation typically restores 50-90% of original well capacity, with results varying based on the cause of decline and well condition. A well that dropped from 15 GPM to 5 GPM might recover to 10-12 GPM after treatment. Results often last 5-15 years before retreatment is needed, depending on water chemistry and well age. Some wells benefit from periodic maintenance cleaning every 3-5 years to prevent gradual accumulation. Others remain productive for a decade or more after a single comprehensive treatment. The key is addressing problems before severe damage occurs—a well with 30% capacity loss responds better than one that's declined 80%.

SCWS Rehabilitation Services

SCWS provides comprehensive well rehabilitation services throughout San Diego County. Our approach starts with honest assessment: we evaluate your well's condition and tell you candidly whether rehabilitation will help or if you're better served by other options. When rehabilitation makes sense, we select methods matched to your specific problems—whether mineral scale, biofouling, or formation issues. Our crews have extensive experience with San Diego's diverse geology and water chemistry, enabling effective treatment across the region's varied conditions. We document results with before-and-after flow measurements, so you know exactly what improvement was achieved. Contact SCWS to discuss whether rehabilitation might restore your well's performance.

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