Your Local Utility Locating Experts in San Luis Obispo County

Southern California’s Premier Private Utility Locating Company.

Serving the heart of California’s Central Coast, APUL delivers precise, safety-focused underground utility locating, scanning, and inspection services for homeowners, contractors, and municipalities.

Call Us (805)-610-4043

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Local Knowledge You Can Trust

Safe, Reliable Locating Across SLO County

From Paso Robles to Arroyo Grande, our team has spent years working in the soil conditions unique to San Luis Obispo County—rocky shale, clay, and coastal sands.



We combine advanced technology and local expertise to help you avoid costly utility strikes, reduce downtime, and keep your projects running smoothly.

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Open excavation site with grey pipes, near a fence and building on a sunny day.

What We Do

Comprehensive Private Utility Services

We offer a full suite of subsurface locating and inspection solutions to keep your projects safe and compliant:

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Utility Locating

Trace and mark private lines beyond 811 coverage.

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GPR Scanning

Detect non-metallic utilities and anomalies underground.

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Concrete Scanning

Identify rebar, PT cables, and conduits before cutting or coring.

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Video & Pipe Inspections

Verify pipeline condition and integrity.

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Utility Fault Finding

Pinpoint breaks and discontinuities in power or comm lines.

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Metal Detecting

Locate metallic features and verify depth.

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Backflow Valve Inspections

Maintain potable water protection and compliance.

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Pre-Construction Consulting

Plan ahead with expert risk assessments and sequencing.

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Who We Work With

Trusted by Contractors, Engineers & Homeowners

We proudly serve:

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Residential clients preparing for landscaping or fencing projects

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Contractors and builders planning excavations or remodels

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Municipalities managing infrastructure and maintenance

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Engineers and surveyors requiring precise pre-construction data

No matter your project size, our team brings clarity, compliance, and confidence to every locate.

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Two construction workers inspecting a buried concrete structure in a dirt excavation. One wears an orange vest.

Testimonials

What Our Clients Say

Common Questions

Answers for SLO County Clients

  • Do you cover all of San Luis Obispo County?

    Yes! We serve all major areas, including San Luis Obispo, Paso Robles, Atascadero, Morro Bay, Pismo Beach, and Arroyo Grande.

  • How soon can I schedule a locate?

    We typically schedule within 1–3 business days, depending on workload and weather.

  • Do I still need to call 811 before APUL?

    Yes — always contact 811 first for public utilities. APUL locates private utilities that 811 doesn’t cover.

  • Are your services suitable for residential homeowners?

    Absolutely! We help homeowners plan safe backyard digs, fence posts, additions, and remodels.

  • What makes APUL different from other locating services?

    We’re locally owned, safety-driven, and experienced in Central Coast soil conditions, giving you precise, trustworthy results every time.

Ready to Get Started?

Schedule Your Utility Locate Today

Get professional, accurate, and safe locating services right here in San Luis Obispo County.

Let’s make your next dig safer, faster, and worry-free.

Call Us (805)-610-4043

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