Are seismic gas shut-off valves required in California?

• <div><p>Almost all new buildings in California need an earthquake shut-off valve. The requirements for an earthquake gas shut-off valve (and who can install it) depend on where you live. For example, according to the <a href="https://codelibrary.amlegal.com/codes/los_angeles/latest/lamc/0-0-0-186081">Los Angeles Municipal Code</a>, you’re required to hire a licensed contractor to install one whenever you build, sell, or renovate a home. Check with your local building department for your city’s laws on installing, permitting, and inspecting earthquake shut-off valves.</p></div>

Top-rated earthquake retrofitting specialists.

Get matched with top earthquake retrofitting specialists in Valparaiso, FL

Q: How do I prevent future damage?

• <div><p>Ensure proper ventilation, fix leaks, and schedule regular pest inspections to protect your property.</p></div>

Q: Can I DIY an earthquake retrofit?

• <div><p>It is not advisable to try to retrofit your home without the expertise of a professional. These projects usually require a consultation with a structural engineer and a plumber for any gas-related adjustments. Working with a professional earthquake retrofitting contractor is the best way to ensure that any structural work done to your home will help protect you and your family. </p></div>

Q: Why do I need earthquake retrofitting?

• <div><p>An earthquake retrofit is essential for safety in an earthquake-prone area. Without proper retrofitting, your home is at risk of sliding off the foundation, shifting, or collapsing.</p><p>You may also require a retrofit if your home was built before 1980 when building codes began requiring reinforcing, bracing, and bolting for new construction. You may not be eligible for insurance to help pay for earthquake-related damages without a retrofit.</p></div>

Q: What Is a gas shut-off valve for earthquakes?

• <div><p>Earthquake gas shut-off valves, or seismic gas shut-off valves, are safety devices that attach to your natural gas line. When an earthquake hits, the valve automatically turns off the flow of gas. Earthquake gas shut-off valves can prevent gas leaks, which are especially dangerous after a quake due to the risk of fire and explosion.</p></div>

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Verified Reviews for Earthquake Retrofitting pros in Valparaiso, FL

*The Angi rating for Earthquake Retrofitting companies in Valparaiso, FL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Earthquake Retrofitting needs.

*The HomeAdvisor rating for Earthquake Retrofitting companies in Valparaiso, FL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Earthquake Retrofitting needs.

Last update on December 09, 2025

Reviewed in March 2022
Bubba Gutters did an incredible job! Great quality and very fast installation. I am extremely happy with the service and product!!
Bubba Gutters, LLC
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Reviewed in September 2021
We’re out the very next day after providing quote
Robin Bowers Roofing LLC
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Reviewed in August 2020
I had a long crack on my front porch and they told me I needed to fix it using their services so I hired them. They lifted the concrete under my front porch causing my front porch to now be out of level and cracking away from the house. The porch overhang was fine before they came now it looks...
Florida Ram Jack
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Reviewed in January 2016
The young men who came to do the work, Mark and Tanner, were on time, friendly, polite, and ready to go to work. They answered all our questions we asked during the day, and finished their work, cleaned up in a timely manner. Our conversion from a tub/shower to a shower was very nicely done...
Hometown Contractors, Inc.
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Reviewed in July 2013
Bill was prompt ad professional. He worked with Lavonne, from Lighting by Lavonne, to make sure that my recessed cans could be retrofitted for pendant lights. Lavonne commented that Bill is one of the few electricians in town that really understands the process so that the finished results are...
Bill Self Electric Inc
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Reviewed in June 2012
Excellent service and very good plumber.
Reid Worrell Plumbing LLC
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Find Earthquake retrofitting specialists in Valparaiso

SWISHER ELECTRICAL SERVICES, LLC

5.00(

)

•Approved Pro

SWISHER ELECTRICAL SERVICES, LLC

29 local quotes requested

1 years of experience

SWISHER ELECTRICAL SERVICES, LLC is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have over 25 years of hands on experience, to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today!

"He was the first to answer, look at the project, and provide a price. We agreed on the scope and price right a way, so he did not need to schedule me but did the work at our first meeting. I will use him for any of electric needs on the properties we have in this area! "

Peter E on February 2025

"He was the first to answer, look at the project, and provide a price. We agreed on the scope and price right a way, so he did not need to schedule me but did the work at our first meeting. I will use him for any of electric needs on the properties we have in this area! "

Peter E on February 2025

Helicon

4.60(

)

Helicon

4.60(

)

Customers say: Quick response

22 years of experience

By choosing Helicon, you will be provided with rock-solid solutions for all your soil stabilization and foundation issues. Helicon specializes in using the latest technology and the highest quality foundation repair process to repair your foundation, raise your concrete slab, and stabilize your soil or structure. We strive to exceed expectations every step of the way. Helicon is 5 Star Rated, A+ Rated BBB Company with ZERO BBB customer complaints. With our reliable, tried-and-true foundation repair process, you can rest assured that Helicon is the expert you can trust.

"They did an amazing job. Excellent service I would recommend them to anyone. Give ⭐️ "

Annette C on November 2025

"They did an amazing job. Excellent service I would recommend them to anyone. Give ⭐️ "

Annette C on November 2025

Earthquake Retrofitting questions, answered by experts

Ensure proper ventilation, fix leaks, and schedule regular pest inspections to protect your property.

It is not advisable to try to retrofit your home without the expertise of a professional. These projects usually require a consultation with a structural engineer and a plumber for any gas-related adjustments. Working with a professional earthquake retrofitting contractor is the best way to ensure that any structural work done to your home will help protect you and your family.

An earthquake retrofit is essential for safety in an earthquake-prone area. Without proper retrofitting, your home is at risk of sliding off the foundation, shifting, or collapsing.

You may also require a retrofit if your home was built before 1980 when building codes began requiring reinforcing, bracing, and bolting for new construction. You may not be eligible for insurance to help pay for earthquake-related damages without a retrofit.

Almost all new buildings in California need an earthquake shut-off valve. The requirements for an earthquake gas shut-off valve (and who can install it) depend on where you live. For example, according to the Los Angeles Municipal Code, you’re required to hire a licensed contractor to install one whenever you build, sell, or renovate a home. Check with your local building department for your city’s laws on installing, permitting, and inspecting earthquake shut-off valves.

Earthquake gas shut-off valves, or seismic gas shut-off valves, are safety devices that attach to your natural gas line. When an earthquake hits, the valve automatically turns off the flow of gas. Earthquake gas shut-off valves can prevent gas leaks, which are especially dangerous after a quake due to the risk of fire and explosion.

The Valparaiso, FL homeowners’ guide to earthquake retrofitting services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Angi
•
Oct 22, 2025Oct 22, 2025
How Much Does It Cost to Repair Earthquake Damage? [2025 Data]
Discover how much it costs to repair earthquake damage. Learn about average costs, key factors, and ways to save on earthquake repairs for your home.
Mariel Loveland
•
Aug 26, 2025Aug 26, 2025
How Much Does Earthquake Valve Installation Cost? [2025 Data]
A seismic shut-off valve stops the flow of gas during an earthquake, protecting your home from fires and explosions. Here’s what your earthquake valve installation cost will look like.
Angi
•
Nov 4, 2025Nov 4, 2025
How Much Does an Earthquake Retrofit Cost? [2025 Data]
Earthquake retrofit costs vary based on home size, location, and project scope. Learn what impacts your price and how to budget for a safer, more secure home.
Stacey L. Nash
•
Jul 9, 2024Jul 9, 2024
How Long Does Earthquake Retrofitting Take?
Fear not! Steady the shakes, tame the tremors, and get earthquake-ready while we give you a better idea of how long earthquake retrofitting takes.
Mizuki Hisaka
•
Aug 26, 2024Aug 26, 2024
What Is an Earthquake Gas Shut-Off Valve and Do You Need One?
In a seismic event, an earthquake gas shut-off valve could stop gas leaks and save your life. Learn more about its costs, installation, and benefits.
Stephanie Mickelson
•
Jul 23, 2024Jul 23, 2024
Who Should I Hire for Earthquake Retrofitting?
If you live in an older home in an area prone to seismic activity, you likely need to hire a seismic retrofitting company to protect your home from earthquakes.