Electrical Underground Service Replacement
Professional, Local Electricians in Magnolia, TXExpert Underground Electrical in Montgomery County & Surrounding Counties
When it comes to powering your home, workshops, and detached structures, reliable underground wiring is essential. At Logo Electrical Services, we specialize in replacing and upgrading underground electrical lines that are damaged, outdated, or unsafe. Whether you're expanding your property or upgrading old conduit, our licensed electricians ensure a safe, code-compliant connection with minimal disruption to your property. We work closely with homeowners to provide dependable underground service installations that last.
Reliable Underground Installations
- Trenching for new electrical lines
- Conduit and wiring replacements
- Code-compliant meter base setups
- Detached garage or shop power runs
Why Property Owners Call Logo
- Clear quotes & scheduling — no guesswork
- Licensed, experienced electricians on every job
- Neat trenching, clean finishes, fast inspections
- Magnolia-based team that knows local codes

$50 OFF On Repairs
$225 or More!
*Only One Coupon Per Visit*
Featured Electrical Services
Underground Electrical Replacement Services
Whether you're replacing an old line or running power to a barn, shed, or detached garage, we bring the experience and equipment to do the job right. Our underground electrical services are built for long-term safety, efficiency, and minimal disruption.
- Trenching and Conduit Installation: Clean, deep, and code-compliant
- Service Panel Upgrades: Ideal for barns, shops, or expanded power needs
- Weatherproof Wiring: We use approved types like THWN-2 for underground use
- Panel and Meter Base Installs: Safe, reliable setups for outbuildings
- Overhead-to-Underground Conversion: A cleaner, safer power solution
- Permitting and Inspections: We handle all local codes and requirements
- Service risers and Sleeves: Protect wiring where it exits the ground
- Professional Restoration: We leave your yard neat when the job is done
We ensure every installation meets code, runs safely, and holds up over time.
Tips & Things to Know Before You Dig
Installing or replacing underground service lines isn’t just about digging a trench; it requires planning, permits, and safety checks. Here's what to keep in mind before we get started:
- Know Your Digging Limits: Rocky or clay soil may require deeper trenches or metal conduit
- Always Get a Permit: We coordinate with local inspectors to keep everything above board
- Choose The Right Wire Type: We use waterproof-rated wire like THWN-2 for underground runs
- Talk To Your Utility Company: We’ll help coordinate disconnects and reconnects
- Consult a Licensed Electrician: This is precision work—don’t risk DIY mistakes
We take the guesswork out of underground service replacements so you don’t have to worry.
Emergency Services Available

What To Expect From
Logo Electrical Services
When you schedule service with Logo Electrical Services, you’re choosing licensed, experienced electricians who put your home’s safety and efficiency first. Here's what you can expect:
Step 1: On-Site Consultation
We’ll inspect your service panel, soil conditions, and layout to plan the best route for underground wiring.
Step 2: Transparent Quote
You’ll receive a clear, itemized estimate that includes trenching, materials, permits, inspections, and labor.
Step 3: Coordination
We handle all coordination with the utility company, pull necessary permits, and call 811 to mark safe dig zones.
Step 4: Installation
Our team takes care of trenching, conduit placement, wire installation, and connection to your service panel.
Step 5: Inspection & Clean-Up
After the final inspection, we backfill the trench and restore your yard—leaving your property clean and code-compliant.
Ready To Get Started?
Call us at 281-440-3300 or Contact us Online to schedule your residential electrical service!
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*Only One Coupon Per Visit*
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Is This The Right Service For You?

Underground Electrical Service is ideal for powering remote buildings like barns, sheds, and backyard offices. We also replace damaged underground lines and install service for new construction. Not sure if underground wiring is right for your project? Contact Us and we’ll guide you to the right service!
Can I run underground wire myself?
Not legally in most cases. Underground service replacement must follow strict codes and be inspected — we’re licensed and handle it all for you.
Do I need a permit to replace my service line?
Yes — and we’ll secure it and schedule any inspections so your project stays on track.
What kind of wire is used for underground installations?
THWN-2 or UF-rated wire in conduit, depending on your soil and depth — we’ll assess what’s best.
How deep does the trench need to be?
Depth depends on conduit type and local codes, but it’s usually 18–24 inches or deeper for high-capacity lines.