Leaky Faucet? Here’s When You Can DIY and When You Should Call a Plumber
- 21 hours ago
- 4 min read

A dripping faucet might seem like a minor annoyance, but over time, it can waste thousands of gallons of water and increase your utility bill. For homeowners in Liberty Hill, TX, a leaky faucet is one of the most common plumbing issues—and one of the most misunderstood.
So how do you know when it’s a quick DIY fix and when it’s time to call a professional?
In this guide, we’ll break down the causes of a leaky faucet, when you can handle it yourself, and when it’s best to call the experts at OnCall Plumbing, proudly servicing Liberty Hill, Bertram, Leander, Burnet, Marble Falls, Bastrop, Austin, and surrounding areas.
Why Is My Faucet Leaking?
Before deciding whether to DIY or call a plumber, it helps to understand what’s causing the issue.
Common causes of a leaky faucet include:
Worn-out washers
Damaged O-rings
Corroded valve seats
Loose or worn parts
High water pressure
Faulty cartridges (in modern faucets)
Some of these are simple fixes—others require more advanced tools and expertise.
When You Can DIY a Leaky Faucet
There are definitely situations where fixing a leaky faucet is a manageable DIY project—especially if you’re comfortable with basic tools.
1. Replacing a Worn Washer
If your faucet is dripping steadily, a worn washer is often the culprit.
DIY Tip: Turn off the water supply, disassemble the faucet, and replace the washer with the correct size.
2. Tightening Loose Parts
Sometimes the issue is as simple as a loose nut or fitting inside the faucet.
DIY Tip: Use a wrench to gently tighten connections—but be careful not to overtighten, which can cause damage.
3. Replacing a Faucet Cartridge
For newer faucets, the cartridge controls water flow. If it’s worn out, it can cause dripping.
DIY Tip: Take the old cartridge to a hardware store to ensure you get the exact replacement.
4. Cleaning Mineral Buildup
In areas with hard water (which is common in Central Texas), mineral deposits can affect faucet performance.
DIY Tip: Soak parts in vinegar to dissolve buildup before reassembling.
When DIY Makes Sense
DIY is usually a good option if:
The leak is minor and consistent
You can clearly identify the problem
You have basic plumbing tools
You’re comfortable shutting off your water supply
However, not every leak is as simple as it seems.
When You Should Call a Plumber
While DIY can save money upfront, some faucet issues require professional attention—and delaying repairs can lead to bigger, more expensive problems.
Here’s when it’s time to call OnCall Plumbing:
1. The Leak Won’t Stop After Repairs
If you’ve already tried replacing parts and the faucet is still dripping, the issue may be deeper within the plumbing system.
This could indicate:
Internal valve damage
Improper installation
Hidden wear in the fixture
2. You Notice Water Under the Sink
Leaks under the sink are often more serious than a dripping faucet.
This could point to:
Pipe leaks
Loose connections
Seal failures
Potential water damage
Ignoring this can lead to mold, wood rot, and costly repairs.
3. Rust, Corrosion, or Visible Damage
If your faucet or pipes show signs of corrosion, it may be time for a replacement rather than a repair.
A professional plumber can:
Evaluate the condition of your plumbing
Recommend cost-effective solutions
Prevent future issues
4. Low Water Pressure Along With a Leak
If your faucet is leaking and you’re experiencing low water pressure, the problem could be more complex.
Possible causes include:
Pipe blockages
Hidden leaks
Pressure regulator issues
These are not DIY-friendly problems and should be inspected by a licensed plumber.
5. You Don’t Have the Right Tools or Time
Let’s be honest—sometimes it’s just easier (and safer) to call a professional.
A small mistake during a DIY repair can lead to:
Broken fixtures
Flooding
Higher repair costs later
Hiring a plumber ensures the job is done correctly the first time.
The Hidden Cost of a Leaky Faucet
Many homeowners delay fixing a dripping faucet because it doesn’t seem urgent—but the cost adds up quickly.
A faucet dripping once per second can waste:
Over 3,000 gallons of water per year
That’s money literally going down the drain.
Plus, ongoing leaks can lead to:
Increased water bills
Fixture damage
Mold and mildew growth
Structural issues over time
Fixing the problem early can save you significantly in the long run.
Repair vs. Replacement: What’s the Better Option?
Sometimes repairing a faucet isn’t the best long-term solution.
You may want to consider replacing your faucet if:
It’s more than 10–15 years old
Repairs are becoming frequent
It shows visible wear or corrosion
You want improved water efficiency or updated style
A professional plumber can help you choose and install a new faucet that fits your home and budget.
Why Homeowners in Liberty Hill Trust OnCall Plumbing
When it comes to plumbing repairs, experience matters.
At OnCall Plumbing, we provide fast, reliable service for homeowners dealing with everything from minor leaks to major plumbing issues.
Here’s what sets us apart:
Prompt and professional service
Honest recommendations—no unnecessary upsells
Experienced technicians
Service across Liberty Hill and surrounding areas
We understand how frustrating plumbing problems can be, and we’re here to make the process as smooth as possible.
Don’t Let a Small Leak Turn Into a Big Problem
A leaky faucet might seem like a small issue, but it can quickly turn into a bigger—and more expensive—problem if left untreated.
If you’re confident in your DIY skills, simple fixes like replacing a washer or cartridge may solve the issue. But if the problem persists or seems more complex, it’s always best to call in a professional.
Request Your Free Quote Today
If you’re dealing with a leaky faucet or any plumbing issue, the team at OnCall Plumbing is here to help.
We proudly serve Liberty Hill, Bertram, Leander, Burnet, Marble Falls, Bastrop, Austin, and surrounding areas with reliable, high-quality plumbing services.
👉 Request your free quote today: https://www.oncallplumbingtx.com/
Let us take care of your plumbing—so you don’t have to worry about the drip.





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