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TRUSTED BY MADISON, WI HOMEOWNERS

  • Average homeowner rating star icon4.9
    Average homeowner rating
  • Verified reviews icon63
    Verified sewer cleaning services reviews

Top-Rated Sewer cleaners in Madison - Updated Nov 2026

Avatar for KJM Plumbing
KJM Plumbing
4.9(
27
)
Sewer Main - ClearSewer Main - Clear - For Business

Serving Madison, WI and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"We had an internal house line leading to the sewer plugged on a Sunday. We couldn't run any water in the house without it coming out of the drain and into the basement. Based on all the positive reviews I read of KJM plumbing, I called Kurt and he was here within 20 minutes with his machine and cleared the clog, which took about an hour. Pleasant, polite man. The price was reasonable for a weekend emergency call. If I need a plumber again, he'll be the first one I'll call."
Response time1 day
5 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for Southport Plumbing, Heating & Cooling
Southport Plumbing, Heating & Cooling
5.0(
17
)
Sewer Main - Clear

Serving Madison, WI and surrounding areas

Approved

In business since 2005

Free estimates

Warranties offered

At Southport Plumbing, Heating & Cooling we're A+ rated by the BBB. Our technicians are NATE certified to meet national standards of excellence, and we're a Carrier® Factory Authorized Dealer, recently cited as the #1 medium-sized business to work for by the Milwaukee Journal Sentinel. We treat our team well and hold them to high professional standards. Our up front, transparent pricing, great customer service, and honesty in our business practices make us the plumbing and HVAC company that you'll feel good working with on a regular basis, with 100% satisfaction guaranteed.

Triple Sump Pump
After
Before
Stack Before
Stack After

+4

21 neighbors recently requested a quote
Avatar for Benjamin Franklin Plumbing
Benjamin Franklin Plumbing
5.0(
7
)
Sewer Main - Clear

Serving Madison, WI and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

We take pride in serving the vibrant community of West Madison, and we understand the unique plumbing challenges that homeowners in this area may face. Whether it's addressing hard water issues prevalent in the region, performing sewer line inspections to prevent root intrusions, or offering eco-friendly plumbing solutions, our expertise is tailored to the specific needs of West Madison residents.\n\nTrust Benjamin Franklin Plumbing of West Madison to safeguard your pipes and preserve the integrity of your plumbing system. With our unwavering dedication to quality, reliability, and customer satisfaction, you can feel confident that your home is in capable hands.\nFully licensed and insured!

Diego
working on sink
with homeowners
38 neighbors recently requested a quote
Avatar for Eckmayer Inc
Eckmayer Inc
New to Angi
Sewer Main - ClearSewer Main - Clear - For Business

Serving Madison, WI and surrounding areas

Approved

Free estimates

Emergency services offered

Small jobs welcome

For more than 30 years Eckmayer, Inc. has been serving Southern Wisconsin for well and septic needs. We have a crew of 8+ who specialize in pumping/inspecting, designing and installing septic tanks; repairing and installing wells; septic/well/water inspections for real estate sales. As a team, we provide customers' with quality service that focuses on improving the longevity of the system, ultimately helping customers save money in the long run.

Avatar for BLAU PLUMBING, INC.
BLAU PLUMBING, INC.
4.3(
58
)
Sewer Main - Clear

Serving Madison, WI and surrounding areas

In business since 2023

Free estimates

Credit card accepted

"Theo Matt answered all of my questions and was very knowledgeable about all of my plumbing needs both the immediate ones and the ones that might occur in the future. The service person left me with a bit of a mess to clean up, but I believe he did a good job."
Plumbing Work
Plumbing Work
Plumbing Work
Plumbing Work
Plumbing Work

+12

Response time4 hrs
Recommended by85%of homeowners
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Sewer Cleaning FAQs, answered by experts

The cost to repair a main sewer line clog is about $3,110 on average. The average cost range is  $1,310 to $4,950, but it can go as low as $215 and as high as $9,300 or more. The cost factors for this repair include the severity of the clog, pipe accessibility, video inspection, removal method, permits, pipe material, labor rates in your area, and time of year. Repairs made from outside during the winter can be more difficult due to the frozen ground or during the spring if the ground is saturated from a lot of rain and snow melt.

Thankfully, it’s pretty rare to find a rat in your toilet. It’s more likely in larger cities with big sewer systems that can be feeding grounds for rats, but even then, you still shouldn’t fret. 

“I wouldn’t worry too much about rats coming up through the sewers,” Bradshaw says. “I’d say only one out of a thousand rodent customers we get actually have this problem. And of the 20 or some customers that have had this happen, they’ve all only had just one rat come up this way.”

Snaking a toilet is similar to clearing sinks and bathtubs, but there are unique circumstances where you’d have to drain, disassemble, and remove the toilet to fix the clog. For stubborn clogs in the toilet trap, a toilet auger—designed with a shorter cable and a protective plastic encasing—can navigate the tight bends and clear the clog without risking damage to the porcelain. 

Main sewer lines can clog for several reasons. For example, if you regularly dump oil or grease down your drain, it could eventually block your line. Sometimes, tree roots can penetrate and grow inside old sewer pipes, creating a major blockage. Flushing bulky items (like paper towels, diapers, or baby wipes) can also clog your plumbing system.

Knowing the signs can alert you to a clogged drain line. Clogs cause slow drainage or cause no drainage (if there’s a complete blockage). You may also notice foul odors, gurgling noises, water backing up in other appliances on the same line, or a poorly flushing toilet. If you experience any of these issues and think your line might be clogged, call a plumber.

The Madison, WI homeowners’ guide to sewer cleaning services

From average costs to expert advice, get all the answers you need to get your job done.