Typical Lifespans
- Submersible pumps: generally 8-15 years, sometimes longer with good conditions and maintenance
- Jet pumps: often 5-15 years, with more variability since they're more exposed to temperature and mechanical wear
- Bladder/captive-air pressure tanks: typically 5-15 years depending on quality and how well the air charge has been maintained
What Shortens a Pump's Life
- Short-cycling from a failing pressure tank — the single biggest accelerant of pump wear, since most motor stress happens at startup
- Sand and sediment intrusion — grit wears down impellers and seals faster than clean water ever would
- Power surges, particularly relevant here given Northwest Arkansas's seasonal thunderstorm activity
- Incorrect sizing — an undersized pump works harder than it should; an oversized one short-cycles even with a healthy tank
- Iron bacteria buildup, which can clog well screens and force a pump to work harder to maintain flow
What Actually Extends It
- Keep the pressure tank's air charge correct — check it annually; this alone prevents the most common cause of premature pump wear
- Address a failing check valve promptly — a check valve that's letting water backflow forces the pump to re-prime and restart more often than necessary
- Have the system inspected periodically, especially for older wells or after any period of unusually heavy household water use
- Don't ignore early symptoms — catching a control box or pressure switch issue early is far cheaper than letting it progress to a full pump failure
When Age Alone Is the Deciding Factor
If a pump at or beyond its typical lifespan starts showing symptoms, replacement is usually the more sensible call over repair — you're not just fixing today's problem, you're avoiding the next one a worn pump is likely to develop soon after.
Not sure how old your pump is or when it was last serviced? A well inspection can establish a baseline so you're not guessing.
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