Sewer Line Repair in Modesto, CA
Modesto’s aging infrastructure and the dense urban tree canopies in the Central Valley make sewer line problems one of the most common and frequently misdiagnosed plumbing issues in the city. Knights Plumbing & Drain has been repairing sewer lines for Modesto homeowners since 1995. Our plumbers start every service with a camera inspection that shows you exactly what’s wrong before any repair decision is made.
Call (209) 319-0546 to fix your sewer today.
Request A Service
Request A Service
What Damages Sewer Lines in Modesto
Root intrusion
from Modesto’s mature trees: Oak, elm, and sycamore root systems find every gap in aging clay laterals
Clay pipe deterioration:
Brittle mid-century material at or past its useful life in many Modesto homes
Corrosion
in cast iron systems: It’s common in homes built between the 1940s and 1970s
Our Sewer Line Repair Process in Modesto
- Camera inspection to see it before we price it
- Full explanation of findings to inform you what’s wrong, where it is, and what the options are
- Written fixed quote to prevent post-job surprises. No verbal estimates,
- Repair or replacement. We do a targeted spot repair when appropriate, or a full replacement when the line is too far gone
- Verification camera pass to confirm everything before we leave
- Our Offers
Plumbing Coupons and Special Offers
We believe every customer deserves high-quality plumbing at a fair price. Take advantage of our current coupons to save instantly on essential services:
$15 OFF
ANY DRAIN CLEANING SERVICE
Coupon must be presented at the time of service and cannot be combined with other offers.
$15 OFF
ANY PLUMBING REPAIR SERVICE
Save on common repairs like leaks, clogs, or fixture replacements.
$15 OFF
ANY WATER HEATER (INSTALLED)
Upgrade to a new water heater and enjoy instant savings.
- plumbing service company
Main Services We Cover
Plumbing Repairs
Drain & Sewer Services
Water Heaters & Filtrations
Pipes & Inspections
Kitchen & Bathroom Plumbing
Commercial Plumbing
- 5-Star Reviews
Over 3k Positive Reviews From Our Clients
We Tell You What You Actually Need
Not every sewer issue requires full line replacement. A single offset joint or isolated crack can often be addressed with a targeted repair that costs a fraction of full replacement. Our Modesto plumber will give you an honest service recommendation.
Worry-Free Guarantee on All Sewer Work
If any issue arises after the sewer repair, we return at no cost until it’s resolved.
- Serving the Central Valley
Modesto Plumbing Services Around You
Affordable Plumbing for Everyone
Plumbing Specials & Coupons
Save instantly on everyday plumbing services.
Flexible Financing
Easy payment options so you don’t have to delay important repairs or upgrades.
Royalty Club Membership
Exclusive perks like discounts, inspections, annual water heater flushes for members.
- Our Process
How Our Plumbing Service Works in Modesto – 4 Easy Steps
Step 1
Schedule Your Service
Call us at or book online. We offer same-day plumbing in Modesto for most repairs and installations.
Step 2
Clear & Honest Estimate
Our certified plumber inspects the problem and provides a detailed upfront quote. No hidden fees, no surprises.
Step 3
Expert Plumbing Repairs & Installations
From small leaks to major remodels, our hometown heroes get the job done right the first time using trusted methods and quality parts.
Step 4
Guaranteed Satisfaction
We clean up after the job and back our work with the Happy Today or You Don’t Pay Guarantee — so you can have total peace of mind.
- go to plumbing service company
Proven Plumbing Heroes for Modesto Homes & Businesses
Modesto families and businesses know that when plumbing problems happen, our team is always to the rescue. For over 30 years, we’ve built trust across Stanislaus County by combining small-town values with professional expertise. Here’s why local homeowners turn to us first:
- Deep Roots in the Community – We’ve served Modesto since 1995, helping generations of families with everything from pipe leaks to full remodel plumbing.
- Local Experience Matters – We understand Modesto’s hard water challenges, older neighborhood infrastructure, and seasonal plumbing issues — and we know how to fix them.
- Consistently Rated 5 Stars by Modesto Customers – Thousands of reviews highlight our reliable service and customer-first approach.
- Same-Day Service in Modesto – Because plumbing problems can’t wait, our team prioritizes local calls to get your home or business running again quickly.
- Guarantee That Means Something – With our Happy Today or You Don’t Pay Guarantee, Modesto homeowners never have to worry about being left unsatisfied.
- Our Work
Latest Projects
With more than 30 years of experience, we’re proud to be recognized as the best plumbing contractor for remodeling projects in the Central Valley. From kitchens and bathrooms to full commercial build-outs, we deliver expert plumbing, dependable service, and lasting results that bring your remodeling vision to life.
Nice Water Heater Swap Stockton, CA
Knights Plumbing and Drian responded to a service request regarding a water heater not producing hot water in Stockton, CA. Upon arrival, the Plumber met with the customer
50-Gallon Water Heater Replacement in Manteca, CA
The team at Knights Plumbing & Drain was recently called to a home in Manteca, where the customer was experiencing issues with their aging State
40-Gallon Rheem Water Heater Installation
Knights Plumbing and Drain responded to a service request in Modesto, CA, regarding a 40-gallon Water Heater that was not working correctly, leaving the customers with
- Contact Us
Schedule Sewer Line Repair in Modesto
Call (209) 319-0546, text, or book online. Serving all of Modesto and Stanislaus County. To the Rescue Since 1995.
Knights Plumbing & Drain proudly serves these zip codes in Modesto, CA:
- 95350–95358
- 95397
Operation Hours:
Sunday 8:30 AM-6 PM
Monday 7 AM-6:30 PM
Tuesday 7 AM-6:30 PM
Wednesday 7 AM-6:30 PM
Thursday 7 AM-6:30 PM
Friday 7 AM-6:30 PM
Saturday 7:30 AM-6 PM
Check out our social links: