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Harbor Plumbing

How to Spot a Hidden Leak

Higher water bills, damp spots and musty smells are common signs of a leak you cannot see yet.

Harbor Plumbing · October 3, 2026

Clean sink area with a finished leak repair and dry surfaces

Not every leak drips where you can see it.

Common signs

  • A water bill that rises without a reason
  • Stains on walls or ceilings
  • A musty smell under sinks

Finding a leak early keeps the repair smaller.