5 Everyday Signs You Have A Hidden Leak In Your Calgary Home

September 17, 2025

5 Everyday Signs You Have A Hidden Leak In Your Calgary Home

You step into your bathroom and notice a faint musty smell. Later that week, you receive a water bill that seems much higher than usual. These may not feel like emergencies at first, but they can be strong indicators that you have a hidden plumbing leak in your Calgary home.

Undetected leaks are one of the most common and costly household plumbing issues. They not only waste water but also cause structural damage, encourage mould growth, and drive up your monthly expenses. The challenge is that these leaks often go unnoticed until significant damage has already occurred.

Knowing the warning signs and acting early by calling a trusted leak repair professional can save homeowners thousands in repairs. Here are five everyday signs that may indicate you have a hidden leak.

Why Hidden Leaks Are A Problem For Calgary Homeowners

Calgary’s unique climate, with its cold winters and sudden temperature shifts, puts additional strain on plumbing systems. Pipes can contract, expand, and even freeze, increasing the risk of leaks.

Homes with older plumbing are especially vulnerable, but even newer systems can experience issues when fittings loosen or pipes develop cracks.

A small leak that goes unnoticed can lead to problems such as:

  • Structural damage to walls, ceilings, and flooring
  • Increased utility bills from wasted water
  • Mould and mildew growth that affects indoor air quality
  • Emergency repairs if pipes burst or fail completely

5 Everyday Signs You Might Have A Hidden Leak

1. Unexpectedly High Water Bills

One of the first red flags of a hidden leak is an unexplained increase in your water bill. If your household usage has stayed the same but the charges keep climbing, you may have a plumbing issue. Even small drips add up, wasting hundreds of litres of water each month.

Professional plumbing leak repair in Calgary can pinpoint the source quickly before the damage worsens.

2. Damp Or Discoloured Walls And Ceilings

Brown water stains, peeling paint, or bubbling drywall are telltale signs of moisture trapped behind walls. In multi-level homes, you might notice stains on ceilings caused by leaks in upstairs bathrooms or laundry areas.

When you see these issues, it’s time to call for leak repair services in Calgary or pipe repair services. Ignoring the signs may lead to extensive drywall replacement and mould remediation.

3. Musty Smells Around Bathrooms or Basements

Leaks hidden behind walls, under flooring, or near foundation slabs often create damp environments. These spaces may never fully dry, which leads to persistent musty odours. In basements, especially, unnoticed slab leaks can compromise the structure of your home.

Homeowners who smell consistent dampness should consider calling for emergency slab leak repair in Calgary to prevent long-term water damage.

4. Low Water Pressure In Faucets Or Showers

Sudden or gradual drops in water pressure can be linked to leaks in supply lines. When water is escaping before it reaches your tap, the flow becomes noticeably weaker.

This often requires pipe joint leak repair or leaking pipe repair in Calgary. Left unchecked, the weakened pressure can put extra stress on your plumbing system.

5. Constant Dripping or Running Water Sounds

Hearing running water when no taps are turned on is a clear warning sign. It could be a leaking toilet, a dripping faucet, or water escaping into your walls or floors.

Services such as toilet leak repair, faucet leak repair, or comprehensive leak detection are often needed to identify and resolve the issue.

How Calgary Plumbers Detect And Repair Hidden Leaks

Hidden leaks require professional expertise and advanced tools. Calgary plumbers often use:

Depending on the problem, solutions may include toilet leak repair, sink leak repair, burst pipe repair, or complete pipe replacement in extreme cases.

Preventing Hidden Leaks In Your Home

The best way to avoid costly leak damage is prevention. Calgary homeowners can:

  • Schedule annual plumbing inspections to catch small problems early
  • Perform seasonal maintenance before winter to prevent frozen pipes
  • Monitor water bills and water pressure regularly
  • Call professionals immediately when warning signs appear

Common Leak Signs vs. Possible Causes

Everyday SignLikely CauseService Needed
High water billsHidden pipe leakLeak repair Calgary
Wall stains/peeling paintPipe leak in the wallCeiling leak repair Calgary
Musty odourDamp from hidden leaksEmergency slab leak repair Calgary
Low water pressureSupply line damageLeaking pipe repair Calgary
Dripping soundsToilet or faucet leakToilet or faucet leak repair

About Us

At Jack’d Up Plumbing, we provide trusted residential plumbing services in Calgary, including drain cleaning, leak repair, water heaters, sump pumps, faucets, toilets, and more. Our licensed team is committed to delivering affordable, reliable solutions that keep your home running smoothly.

If you suspect a hidden leak or need urgent help, contact us today to schedule professional plumbing services in Calgary.