Why Is My Water Bill Suddenly Higher Than Normal?
Last updated October 25, 2026
The short answer
Start with the Easy Checks
Begin by looking at the most common culprits. A running toilet can waste hundreds of gallons a day. Lift the tank lid and check the flapper, or listen for a hissing sound. Also, check every faucet for drips, and look under sinks for moisture or corrosion.
If those are fine, move to the water heater. A leaking tank or a faulty pressure relief valve can cause a steady drip. Check the floor around it and the pipes leading in and out. If you spot a leak, turn off the water supply to the heater and call a plumber.
- Check toilet tanks for silent leaks
- Inspect faucets and showerheads for drips
- Look under sinks for water stains or dampness
- Feel pipes for wet spots or condensation
- Test the water heater for pooling water
- Listen for running water when everything is off
Look Outside and in the Yard
Outdoor leaks are easy to miss. Check the hose bibs for drips, and look at the sprinkler system for broken heads or wet spots.A leak there can waste a lot of water.
If you have a well, check the pump and pressure tank. In cold weather, a frozen pipe can burst and leak when it thaws. If you notice soggy ground or a wet spot in the yard, that could be a leak. Call a plumber to locate it before it causes more damage.
Consider Your Water Habits
Sometimes the bill rises because of changes in how you use water. Did you fill a pool, water a new lawn, or have guests? A new appliance like a dishwasher or washing machine can use more water. Check your past bills to see if the increase matches a specific time.
Also, check for a faulty water softener or reverse osmosis system that might be wasting water. If you have a smart meter, you can see daily usage. If you cannot find a leak, it might be a metering error. Contact your water utility to ask about the reading, but be aware that policies vary.
When to Call the Pros
If you cannot find the source, or if you spot water damage like stained drywall or warped floors, it is time to call local water damage pros. They can inspect for hidden leaks and water damage. Acting quickly can prevent mold and structural issues. The pros usually start with a water damage inspection to locate the problem.
If you have a burst pipe or active leak, emergency water extraction may be needed to remove standing water. The pros can also handle flooring removal if water has soaked into carpets or wood. Remember, your insurance company may help with repair costs, but they decide what is covered. Policies vary, and your insurer decides what is covered.
Water damage does not wait
Phones are answered 24/7 for Detroit and nearby communities.
Call Now (313) 766-2970Frequently asked questions
How do I find a hidden water leak?
Turn off all water and check the meter for movement. If it moves, you have a leak. Look for damp spots, mold, or musty odors in walls and floors. You can also use a moisture meter, but a professional inspection can pinpoint the exact location.
Can a water leak cause mold?
Yes, a slow leak can create moisture that leads to mold growth. Mold can spread in 24 to 48 hours and may cause health issues. If you see mold or smell a musty odor, address the leak quickly and consider calling a mold professional for safe removal.
Will my insurance cover the water damage?
It depends on your policy and the cause of the leak. Some policies cover sudden leaks but not gradual damage. Check your policy and contact your insurance company to ask about coverage. Policies vary, and your insurer decides what is covered.
More questions and answers
- Why Is My Home's Exterior Showing Signs of Chronic Water Intrusion?
- How Do You Handle Restoration of a Water-Damaged Gym Floor?
- How Do You Handle Restoration of a Water-Damaged Ceiling?
- Why Is My Water Heater Closet Showing Signs of Moisture?
- How Do You Handle Restoration of a Water-Damaged Sauna?
- What Should I Do If I Find Standing Water in My Crawl Space?
- All articles