How can I clear a clogged main sewer line without calling a plumber or digging up my yard & street?

Author: Jovani Emmerich  |  Last update: Monday, July 7, 2025

Your step-by-step guide: How to clear a main sewer line clog
  1. Loosen the cap on the drain pipe. ...
  2. Allow any sewer buildup to come out of the drain. ...
  3. Gently feed the auger cable into the main line drain. ...
  4. Run the auger until the clog is broken up. ...
  5. Hose out leftover debris. ...
  6. Pull the auger cable back out of the main line drain.

How to clear a main sewer line clog yourself?

Boiling Water, Baking Soda, and Vinegar: Sometimes, a combination of boiling water, baking soda, and vinegar can help dissolve and dislodge minor blockages. Pour half a cup of baking soda down the drain, followed by half a cup of vinegar. Let it sit for a few minutes, then flush it with boiling water.

How do you fix a sewer line without digging it?

4 Types of Trenchless Sewer Repairs
  1. CIPP. Cured-in-place pipe (CIPP) technology relines damaged pipes by inserting a fiberglass tube coated with epoxy resin into the damaged pipe and then blowing it up like a balloon. ...
  2. Pipe Bursting. ...
  3. Spray Lining/Brush Coating. ...
  4. Slip Lining.

How do you unblock a badly blocked sewer pipe?

Baking Soda, Vinegar, and Water Pressure

Mix baking soda and vinegar in the ratio of 1:2 and add the mixture in 60 gallons of water. Use the plunger or drain snake as you pour the water into the drain. If you are wondering how to unclog main sewer line, the pressure of the water will dislodge the debris easily.

How much does it cost to unclog a main sewer line?

You will likely pay around $350 to $650 to have a plumber unclog a main sewer line unless you have complications like serious damage to the line.

Locating A Drain Clog: Location Of Blocked Drains Can Be Confusing

How much does it cost to clear a clogged sewer?

The average cost of drain jetting is around £70 to £175. Drain jetting is the preferred method for professional as it enables them to conduct a thorough clean to get rid of any problematic blockages. It will also clear out any other debris which will prevent any future drain issues.

Is a clogged sewer line covered by insurance?

Homeowners insurance may cover sewer line damage if it stems from something already included in your policy, like a fire or windstorm. Sewer line damage that is the result of wear and tear is excluded from home insurance coverage.

How do you unclog a pipe when nothing works?

One option is to use a drain snake or auger to physically remove the clog. Another effective technique is to create a chemical reaction using baking soda and vinegar. Pour half a cup of baking soda down the drain, followed by one cup of vinegar. Let the mixture sit for about 30 minutes, then flush with hot water.

Does the green gobbler main line opener work?

Customers say that Green Gobbler Main Line Opener is an effective solution for clearing slow drains and clogs, particularly in toilets and sinks. Many users appreciate its eco-friendly formula, ease of use, and lack of harsh chemical odors.

How long does it take to unclog a main sewer line?

Clearing a clogged sewer line can take an hour to a few hours, depending on the blockage. If your lines are severely blocked, a video inspection and more advanced techniques may be necessary to find and address the clog.

Can you fix a sewer line yourself?

While it's certainly possible for a homeowner to replace the sewer line from the house to the street, it's not going to be an easy job. It's going to require both knowledge and manpower because it needs to be done right, or it won't work properly.

Is Roto-Rooter more expensive than other plumbers?

Roto-Rooter is a national service available in every U.S. state, including Alaska and Hawaii. Flat-rate pricing might be slightly higher in states with a higher cost of living, such as California or New York, but most plumbers charge between $45 and $200 per hour.

How do you unclog a main sewer line without a snake?

First, you can run hot water down the drain for 5 to 10 minutes to see if that helps break up the clog. If it doesn't, pour equal parts of vinegar and baking soda into a bowl and then pour that mixture down the drain. Let it sit for 15 minutes, and then run hot water down the drain.

What chemical can unclog a main sewer line?

2. Sulfuric Acid Products. You can identify these products by their sulfuric smell. Sulfuric-acid-based drain cleaning chemicals work best for clearing organic clogs like grease and food waste.

How much does hydro jetting cost?

Hydro jetting costs $475 on average but range from $350 to $600. A plumber can give you a quote and get rid of your sewer clog. Having to keep your plumber on speed dial is no fun for any homeowner. If chronic sewer clogs are giving you issues, it might be time to call in the big guns.

Why should you never use baking soda and vinegar to unclog a drain?

The fizzing reaction and gas created may help loosen some small blockages. However, it is not typically strong enough to break down larger clogs or remove hard-to-reach debris. As a result of the above facts, if you have a serious drain clog, using baking soda and vinegar is unlikely to be effective.

What is the best way to unclog main line?

Your step-by-step guide: How to clear a main sewer line clog
  1. Loosen the cap on the drain pipe. ...
  2. Allow any sewer buildup to come out of the drain. ...
  3. Gently feed the auger cable into the main line drain. ...
  4. Run the auger until the clog is broken up. ...
  5. Hose out leftover debris. ...
  6. Pull the auger cable back out of the main line drain.

What is the strongest drain clog remover?

The Santeen Sulfuric Acid Drain Opener proved to be the most potent among all the chemical drain cleaners we tested, effectively dissolving 80% of the hair, 80% of the organic matter, 40% of the grease and 76% of the paper products.

How long does it take for a Green Gobbler to work?

Pour it down the drain, wait an hour or two (wait overnight if the clog is bad), run the hottest water for a while, and the drain is good to go. There was one sink in our house that was draining a bit slowly, and I used Green Gobbler to correct that problem, which proved the beneficial effect of this product.

How do you unblock a badly blocked pipe?

How To Unblock A Clogged Drain Deep In Pipe
  1. Using a Toilet Plunger or Plunger.
  2. Applying Baking Soda and Vinegar.
  3. Employing a Drain Snake or Plumbing Auger.
  4. Hydro Jetting Techniques.

What happens if you put too much baking soda down the drain?

If you put too much baking soda down a drain onto a clog, it can sit on the clog and become a solid mass as it is subjected to more and more water. This will make the block worse and even harder to remove.

How do you unblock a main waste pipe?

Mix half a cup of baking soda with half a cup of table salt and pour it into your blocked drain. Leave it to work for twenty minutes or so and then pour boiling water into the plughole.

How much does sewer line insurance cost?

Sewer line coverage varies in cost but can generally be obtained for $5 to $15 per month, depending on your property size and the area in which you live. Because sewer line incidents often cost upwards of $10,000 to repair, many homeowners consider sewer line coverage a good investment.

How often should a sewer line be cleaned?

Expert Recommendations for Sewer Line Cleaning

We recommend homeowners schedule sewer line cleaning every 18 to 24 months to prevent buildup and clogs. Regular cleanings help avoid costly repairs and extend the life of your plumbing system.

Can homeowners obtain $10,000 coverage for sewage and drain backup damage?

Sewer and Water Backup coverage is an endorsement on homeowners' policies. It usually comes in different coverage increments: $5,000. $10,000.

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