Flooded basements in cloudbursts
Chicago-area storms overwhelm sewers and sump pumps, so overhead sewers and backup pumps are common upgrades.
Sump Pump Installation & RepairMidwest & Great Lakes · IL
Basement waterproofing in Illinois
Cold winters, hot summers and intense spring and summer storms. Chicagoland sits on dense glacial clay and former lakebed; central Illinois has deep, rich prairie soils that can hold a lot of water.
Free referral · Illinois
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What kinds of foundations do homes in Illinois have?
Chicago bungalows, two-flats and suburban homes have brick, block or poured basements; flood-prone suburbs often have sump pumps as standard.
What basement and foundation problems are most common in Illinois?
Leaking cracks in poured walls
Shrinkage cracks and tie holes leak during long wet spells.
Leaking Wall Crack RepairWhich Illinois cities have local guides?
Which parts of Illinois are covered?
- Chicago
- Aurora
- Naperville
- Joliet
- Rockford
- Springfield
- Peoria
What do Illinois homeowners ask most?
Why do so many Chicago basements flood?
Intense storms overwhelm combined sewers and push water back through floor drains, while clay soil keeps groundwater high. Backflow prevention, overhead sewers and backup sump pumps are common responses.
Do I need a permit for basement waterproofing in Chicago?
Chicago requires permits for many basement projects, especially those involving plumbing, excavation or structural work. The contractor should pull them.
Where can I verify this information about Illinois?
- 1FEMA: Flood Map Service CenterCheck whether a property in Illinois is in a mapped flood zone before finishing a basement.
- 2USDA Natural Resources Conservation Service: Web Soil SurveyLook up soil drainage class and shrink-swell potential for any lot in Illinois.
- 3U.S. Environmental Protection Agency: RadonWhy basements in Illinois should be tested for radon, and how sealed sumps fit with mitigation.
- 4NOAA National Centers for Environmental Information: U.S. Climate NormalsAverage precipitation, snowfall and temperatures for weather stations near Illinois.
- 5Federal Trade Commission: Hiring a ContractorWhat to check before hiring: licensing, insurance, written estimates and payment terms.
Wet basement or cracked foundation in Illinois?
By calling, you agree to be connected with an independent waterproofing contractor, who may call or text you back about your request at the number you call from. Calls may be recorded for quality and routing. Consent is not a condition of any purchase; you can opt out at any time, and message and data rates may apply. Privacy policy.