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38 Years
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Emergency
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Expert Leak Detection and Plumbing Services in Northwest Arkansas
Cox Plumbing & Leak Detection was founded in 1988 by Mindy Cox and has served Northwest Arkansas since 1999. Our team of registered plumbers specializes in locating and repairing underground water leaks using advanced technology and three decades of combined experience. We prioritize customer satisfaction through honest estimates, transparent services, and a unique guarantee: if we don't find your leak, you don't pay. Our services include leak detection, protected water line installation, sewer line inspections, and septic system evaluations. We maintain industry-leading standards that exceed state plumbing codes while offering fixed pricing for standard water line services.

As an owner-operated company, we provide personalized solutions with minimal property disruption and a minimum 1-year warranty on all repairs. Our reputation as Northwest Arkansas' preferred leak detection provider is built on 80% repeat business and referrals from satisfied customers and local plumbing companies. We maintain 24/7 availability for emergency leak detection and offer free phone consultations to address urgent plumbing concerns.
Services
Leak Detection Water Line Repair Sewer Line Inspection Septic System Services Protected Water Line Installation
Details
  • Year established: 1988
Highlights and features
  • 30 years of specialized leak detection experience with advanced technology
  • Guaranteed pricing with no hourly charges for standard leak detection
  • Owner-operated business with personalized service approach
  • Minimum 1-year warranty on all leak repair services
  • 80% of business comes from satisfied customer referrals
What people say
Professional, courteous Quick repair Saved money Family-run company No leaks afterwards
Services
Leak Detection
Our specialized leak detection service uses advanced acoustic technology to pinpoint underground water leaks without property damage. With nearly 30 years of experience, we guarantee accurate results or no charge. Our fixed pricing model ensures transparency, eliminating hourly billing for standard water line services while maintaining a minimum 1-year warranty on all repairs.
Sewer Line Inspection
Using high-resolution video equipment, we inspect sewer lines to identify blockages, cracks, or root intrusion. Our technicians provide precise location mapping for targeted repairs, minimizing excavation requirements. This service helps prevent costly emergencies by identifying potential issues before they escalate into major plumbing failures.
Septic System Services
We offer comprehensive septic system evaluations including tank location, distribution box identification, and lateral line inspections. Our non-invasive approach uses specialized equipment to map septic systems without landscape damage. Services include routine maintenance planning and emergency leak detection for septic system components.
Protected Water Line Installation
Our premium water line installation service includes protective casing to prevent future leaks. We use premium materials and specialized installation techniques that exceed state plumbing code requirements. This service includes an extended warranty and includes ground debris protection during installation to ensure long-term system reliability.
Emergency Leak Repair
Available 24/7 for urgent leak situations, our emergency service team responds promptly to critical plumbing issues. We provide immediate leak location and repair solutions while maintaining our standard quality guarantees. This service includes after-hours availability without additional charges for emergency response.
People
Mindy Cox
Owner/Operator
Founder of Cox Plumbing & Leak Detection with 35+ years in the plumbing industry. Specializes in leak detection technology and customer service. Maintains active involvement in daily operations and technical diagnostics.
Questions
How do you guarantee leak detection without property damage?
We use advanced acoustic detection equipment and ground-penetrating radar to precisely locate leaks without excavation. Our technology identifies exact leak locations through sound analysis and pressure testing.
What makes your pricing different from other plumbing companies?
We offer fixed pricing for standard leak detection services with no hourly charges. Our guarantee ensures you only pay when we successfully locate the leak.
Do you service both residential and commercial properties?
Yes, we provide leak detection and repair services for all property types including homes, businesses, and industrial facilities throughout Northwest Arkansas.
What warranty do you offer on repairs?
All standard leak repairs include a minimum 1-year warranty covering both materials and workmanship, with extended warranty options available for protected water line installations.
How quickly can you respond to emergency leaks?
Our emergency service team responds within 2 hours of contact during business hours and provides 24/7 availability for critical plumbing emergencies.
Why choose a family-owned plumbing company?
As a family-run business since 1988, we maintain personal accountability and direct owner involvement in every service call, ensuring higher service standards and customer care.
Reviews (3)
Kim Koppinger
May 23, 2021 Report
We have used this company before and had great service so we had them re-route the water line. Once again did an amazing job. Service: Outdoor plumbing system repair
Gary McCarty
Apr 17, 2021 Report
Great work. Located and repaired our leak quickly and efficiently. Really appreciated that they were up front on suggestions and cost.
David Lange
Feb 22, 2021 Report
Although they were not able to help with my needs, they referred me to someone they thought would, and were very nice.