How to Identify Common Well Problems Early

Warning signs every well owner should know. Catch problems before they become emergencies.

Understanding Your System's Normal Behavior

The key to early problem detection is knowing what normal looks and sounds like for your specific system. Spend time observing your well equipment: How long does the pump typically run during a shower? What does normal pump operation sound like? How often does it cycle during a typical day? What's your usual pressure range? How does your water normally look, smell, and taste? This baseline knowledge lets you recognize when something changes. Most well problems develop gradually—subtle changes in sound, pressure, or water quality often precede major failures by weeks or months. SCWS recommends homeowners check their well equipment monthly, noting any changes from normal operation. Written logs are invaluable for tracking gradual changes you might otherwise not notice.

Pressure and Flow Warning Signs

Pressure changes are among the earliest indicators of well problems. Gradually declining pressure may indicate pump wear, dropping water levels, or developing pipe restrictions. Fluctuating pressure (good sometimes, poor others) suggests intermittent issues like a sticking pressure switch or temperature-related problems. Pressure that's normal for one fixture but poor elsewhere points to plumbing issues rather than well problems. Flow changes matter too—even with adequate pressure, reduced flow indicates restrictions from mineral buildup, clogged screens, or pipe problems. Compare your current performance to how the system operated when new or recently serviced. Any significant decline justifies investigation before complete failure occurs.

Water Quality Red Flags

Changes in water appearance, taste, or smell signal potential contamination or system problems requiring prompt attention. Rotten egg odor (hydrogen sulfide) indicates bacterial activity in the well or aquifer—while not usually harmful, it's unpleasant and may indicate other contamination. Metallic taste suggests elevated iron, manganese, or corroding pipes. Musty or earthy odors may indicate surface water infiltration or organic contamination. Cloudiness that clears after running water could be air entrainment from pump problems; cloudiness that persists suggests sediment or bacterial issues. Any sudden change after storms, earthquakes, or nearby land disturbance warrants water testing. Don't normalize water quality problems—they often indicate fixable issues or developing failures.

Electrical and Mechanical Warning Signs

Your well system contains motors, switches, and electrical components that show specific warning signs before failure. Breakers tripping repeatedly indicate electrical overload—the motor may be failing or have wiring problems. Scorched or melted spots on the pressure switch suggest overheating from bad contacts. Higher electricity bills without increased water use may mean the pump is working harder due to wear. Visible rust or corrosion on equipment accelerates failure. Leaks around fittings, even small weeps, indicate seal failures that will worsen. Check your well equipment monthly for visible deterioration. Feel the pump motor and pressure switch during operation—excessive heat (too hot to touch comfortably) indicates problems. These physical inspections catch issues while they're still minor repairs.

Creating a Monitoring Routine

Establish a simple monthly inspection routine to catch problems early. Check the pressure gauge during pump operation—note cut-in and cut-out pressures. Listen to the pump while running—note any unusual sounds. Check the pressure tank air charge twice yearly (with tank drained). Inspect visible pipes and fittings for leaks or corrosion. Look around the wellhead for signs of surface water pooling or erosion. Test water quality annually through a certified lab. Document your observations in a simple log—date, pressure readings, any concerns. This 15-minute monthly routine catches most developing problems while they're still inexpensive fixes. Southern California Well Service can incorporate your observations into comprehensive annual inspections, providing professional assessment of your well system's health and recommendations for preventive maintenance.

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