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TRUSTED BY WILLIAMSBURG, IA HOMEOWNERS

  • Average homeowner rating star icon4.1
    Average homeowner rating
  • Verified reviews icon13
    Verified french drain services reviews

Top-Rated French drain pros in Williamsburg - Updated Nov 2026

Avatar for Foundation Recovery Systems
Foundation Recovery Systems
4.6(
40
)
Sump Pump or Interior Foundation Drains - InstallBasement Drainage Channels - Install

Serving Williamsburg, IA and surrounding areas

Approved (Corporate)

In business since 1992

Free estimates

Warranties offered

"Kent Clayberg proudly, patiently explained Foundation Recovery Systems services available and quality products they use at affordable pricing. Answer to a prayer. I need sump pump drainage line repaired, sidewalk raised, etc. Peace of mind is a phone call away."
Protect Your Basement Before & After
Correct Your Wet Basement
Protect Your Basement
Waterproof Your Basement
Protect Your Concrete Before & After

+16

383 neighbors recently requested a quote
Recommended by59%of homeowners
Avatar for Thrasher, Inc.
Thrasher, Inc.
4.1(
182
)
Basement Drainage Channels - Install

Serving Williamsburg, IA and surrounding areas

Approved

In business since 2014

Free estimates

Warranties offered

"They put in drain tile and a sump pump in the basement and a compression guard in the drive. They were helpful and friendly and professional."
Basement Waterproofing Before and After
Concrete Repair Before and After
Thrasher Services
Thrasher Services
Thrasher Services

+12

Response time2 days
940 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for Anchored Walls
Anchored Walls
4.8(
5
)
Basement Drainage Channels - InstallFoundation Drainage - Install or Replace

Serving Williamsburg, IA and surrounding areas

Approved

In business since 2024

Free estimates

Warranties offered

Anchored Walls, Inc. is a locally-operated business dedicated to repairing or stabilizing dangerous and common basement problems in Iowa for over 40 years. Based out of Winterset, we are proud to be a leading foundation repair and basement waterproofing specialist company that puts honesty and quality first. With thousands of satisfied customers across the state, we’re always happy to share our customer list — just ask!

Vertical Cracking
Floor Settlement
Foundation Repaired
Helical Assembly
Helical Brackets

+3

Response time4 days
6 neighbors recently requested a quote
Avatar for Bernd's Pond
Bernd's Pond
5.0(
11
)
Yard Drainage

Serving Williamsburg, IA and surrounding areas

In business since 2012

Free estimates

Emergency services offered

"After several years of constantly replacing blown pond lights Bernd evaluated our situation and made a couple of recommendations. Following his recommendation and with his assistance all of our lights were replaced. The pond now glows beautifully from dusk until about 3am. We couldn't be more pleased."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+20

Recommended by100%of homeowners
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French Drains FAQs, answered by experts

For homes with a septic tank, harsh chemicals like those found in drain cleaner or bleach aren’t recommended. Some chemical drain cleaners can disrupt the balance of bacteria in the septic tank or damage your pipes. For homes with a septic tank, you can choose drain cleaners specifically formulated for use with septic tanks or go with a drain snake. When in doubt, make sure you know who to call for a clogged drain. 

The cost to clean a sewer line is about $370, ranging from about $190 to $550 on average. The specific cleaning method and the problem's severity will impact the project's overall cost. Some of the most common sewer line cleaning methods include:

  • Snaking or rodding: $100–$250

  • Hydrojetting: $350–$600

  • Chemical treatments: $600–$1,000

  • Repair or replacement: $1,000–$7,500

There are a few reasons your snake won’t go down the floor drain. One common reason is a large obstruction in the drain that is causing a blockage. You can remove any debris you see in the drain before trying to snake it. In addition, the snake might not be long enough to reach the clog, or it might be the wrong diameter. 

Bleach isn’t likely to help unclog a sewer line. Bleach isn’t useful in this situation because it won’t dissolve the grime and debris in the clog. Instead, you want to use ingredients that will have a chemical reaction to clear out the buildup, like vinegar or salt and baking soda.

Coke and other sodas do clean a clogged drain, so this is one of those urban myths that has some truth behind it. Coke and similar sodas are caustic and will provide some cleaning power to your drains. However, the power of soda pales in comparison to dedicated cleaners or even baking soda.

The Williamsburg, IA homeowners’ guide to french drain services

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