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Emergency Water Damage Restoration Companies in O'Fallon, IL (2026)

Top 27 of 209 water damage restoration companies, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 27 water damage restoration companies on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Shut off the water source and the power to wet rooms if it is safe to reach the panel. Photograph damage for your insurer.

The short answer

  1. 1

    #1 for emergency water damage restoration in O'Fallon: Rainbow Restoration of St. Louis, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency water damage restoration companies in O'Fallon at a glance

Top emergency water damage restoration companies in O'Fallon at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Rainbow Restoration of St. Louis634.9★ (164)Fairview Heights, 4 mi away24/7
2RCC Restoration615.0★ (79)Maryville, 9 mi away24/7
3PuroClean Emergency Restoration Services604.4★ (123)East Saint Louis, 8 mi away24/7
4Absolute Clean and Restoration604.7★ (48)Belleville, 7 mi away24/7
5Disaster Pros604.9★ (169)Waterloo, 21 mi away24/7
6Roto-Rooter Plumbing & Water Cleanup604.8★ (1,238)Saint Peters, 38 mi away24/7
7Roto-Rooter Plumbing & Water Cleanup604.8★ (2,790)Belleville, 7 mi away24/7
8A1 Restoration of St. Louis605.0★ (235)Republic, 28 mi away24/7
9ProSteam Carpet Care & Restoration604.6★ (1,743)Saint Peters, 38 mi away24/7
10SERVPRO of Affton/Webster Groves605.0★ (126)St. Louis, 22 mi away24/7

Call an emergency water damage restoration company in O'Fallon now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 27 emergency water damage restoration companies in O'Fallon, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 209 is on the water damage restoration companies page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 RCC Restoration

    Based in Maryville, 9 mi away

    61/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 79 Google reviews, listed on Google as “Water damage restoration service”.

    • 5.0★ from 79 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2900 Maryville Rd, Maryville, IL 62062
    View profile for RCC Restoration(618) 406-5121

  5. #5 Disaster Pros

    Based in Waterloo, 21 mi away

    60/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 169 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.9★ from 169 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    208 Heck Dr, Waterloo, IL 62298
    View profile for Disaster Pros(314) 391-2564

  11. #11 SERVPRO® of Collinsville, Troy, Alton, Edwardsville, Granite City, Belleville, O' Fallon

    Based in Troy, 10 mi away

    59/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.5★ from 69 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.5★ from 69 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2220 Liebler Dr, Troy, IL 62294
    View profile for SERVPRO® of Collinsville, Troy, Alton, Edwardsville, Granite City, Belleville, O' Fallon(618) 667-8648

  16. #16 The Flood Team

    Based in St. Louis, 24 mi away

    59/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.8★ from 99 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.8★ from 99 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8816 Manchester Rd Suite 197, St. Louis, MO 63144
    View profile for The Flood Team(314) 310-3064

  25. #25 Property Medic

    Based in Ballwin, 30 mi away

    58/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.7★ from 144 Google reviews, listed on Google as “Water damage restoration service”.

    • 4.7★ from 144 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1741 Rudder Industrial Park Dr, Fenton, MO 63026
    View profile for Property Medic(636) 200-2925

Top 27 of 209 water damage restoration companies by emergency score

#1 to #25 are shown in full above. Here are #26 to #27, in CR Score order; each links to its profile.

water damage restoration companies in O'Fallon, ranks 26 to 27
RankBusinessCR ScoreGoogle ratingDistance
26SERVPRO of St. Charles City584.9★ (279)39 mi
27FAST HELP585.0★ (48)25 mi

How we ranked emergency water damage restoration companies in O'Fallon

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 water damage restoration companies are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency water damage restoration companies in O'Fallon: questions

Which water damage restoration companies in O'Fallon are open 24/7?

25 on this list post 24/7 hours, including Rainbow Restoration of St. Louis, RCC Restoration, PuroClean Emergency Restoration Services, Absolute Clean and Restoration and Disaster Pros.

Who is ranked #1 for emergency water damage restoration in O'Fallon, IL?

Rainbow Restoration of St. Louis is #1, with a CR Score of 63 out of 100 on emergency weights.

How are emergency water damage restoration companies in O'Fallon ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 water damage restoration companies are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the water damage restoration company arrives?

Shut off the water source and the power to wet rooms if it is safe to reach the panel. Photograph damage for your insurer.

How many emergency water damage restoration companies here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for O'Fallon

  1. October 2026: CR Scores recalculated for 209 water damage restoration companies serving O'Fallon.
  2. October 2026: 1 duplicate listing merged.

More emergency and water damage restoration pages