Sewers and Drains

Sewer & Drain Services in the Bay Area
Mammoth Plumbing delivers expert sewer and drain solutions to resolve even the most challenging plumbing issues throughout San Francisco and the Bay Area. Our specialized technicians utilize advanced diagnostic equipment and proven repair methods to address everything from stubborn clogs to complete sewer line failures. We understand the critical importance of properly functioning waste systems and employ minimally invasive techniques whenever possible to protect your property while resolving issues permanently. Whether you're experiencing slow drains, sewage backups, or suspect a damaged sewer line in your San Francisco, Brisbane, Daly City, Broadmoor, San Bruno, Millbrae, Burlingame, San Mateo, or Hillsborough home, our team provides fast, effective solutions with minimal disruption.
Our Sewer & Drain Solutions
We offer comprehensive plumbing services designed to address all your needs with expert precision and care. Each service is performed by our highly trained technicians, who arrive equipped with advanced tools and extensive knowledge.

Sewer Replacement
We provide complete sewer line replacement for homes with severely damaged, collapsed, or outdated sewer systems throughout San Francisco and the peninsula. Our technicians utilize advanced trenchless methods whenever possible, minimizing excavation and protecting your landscaping, hardscaping, and property while installing new, durable sewer lines. We handle all aspect of replacement, from obtaining necessary permits in Daly City or Hillsborough to coordinating with utility companies and restoring your property upon completion, ensuring your new sewer system provides decades of service.

Sewer Repair
Our expert sewer repair services address cracks, breaks, root intrusions, and other damage without necessarily requiring complete replacement. Using state-of-the-art pipe lining and bursting techniques, we can often restore sewer function in San Mateo and Burlingame homes without extensive digging or property disruption. Our technicians precisely identify the location and nature of sewer problems using high-definition video inspection equipment, allowing for targeted, cost-effective repairs that address the specific issues affecting your system while preserving your yard and driveway.

Sewer Inspection
We offer professional sewer line evaluations using advanced video camera technology. Our specialized equipment allows us to inspect pipes from the inside, identifying potential issues such as cracks, blockages, root infiltration, and deteriorating infrastructure. Each inspection includes complete documentation with video evidence and a detailed report of our findings and recommendations. Homeowners in Colma and Westborough can prevent unexpected sewer emergencies and make informed maintenance decisions by taking this proactive approach.

Preventive Maintenance
We offer comprehensive preventative maintenance programs that help you avoid costly emergency repairs through regular inspections and timely interventions. Our technicians check for developing issues like small leaks, drain buildup, water pressure problems, and appliance wear, addressing them before they become serious problems. From Hillsborough Estates to Daly City Apartments, our maintenance services extend the life of your plumbing system while ensuring reliable performance year-round.

Drain Cleaning
We provide professional drain cleaning services that go far beyond what store-bought chemicals can accomplish, removing stubborn clogs, buildup, and debris from kitchen, bathroom, laundry, and floor drains throughout homes in Brisbane and San Bruno. Our technicians utilize specialized equipment including high-pressure water jetting and power augers to clear blockages while protecting your pipes from damage. For preventative maintenance, we offer scheduled cleaning services that keep drains flowing freely year-round, preventing inconvenient backups and potential water damage in Broadmoor and Millbrae properties.

Drain Repair
Our comprehensive drain repair services address cracked, collapsed, corroded, or otherwise damaged drainpipes throughout your home's plumbing system. We skillfully repair issues ranging from simple p-trap replacements to complex hidden pipe repairs in walls or under foundations of homes across San Francisco and surrounding communities. Our technicians employ various techniques, including pipe patching, section replacement, and complete rerouting when necessary, selecting the most effective and least disruptive solution for your specific situation while ensuring proper flow and preventing future leaks.
Why Choose Mammoth Plumbing?
We deliver superior sewer and drain services with a focus on permanent solutions, property protection, and customer convenience throughout San Francisco and the Bay Area.
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Advanced diagnostic technology, including high-definition video inspection cameras and electronic line locators that precisely identify problems without guesswork or unnecessary excavation
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Specialized repair techniques, including trenchless options that minimize disruption to your property while providing lasting solutions for even the most challenging sewer and drain issues
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24/7 emergency response for critical sewer backups and flooding situations, with rapid service throughout the peninsula to prevent property damage and restore sanitary conditions quickly
