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Emergency Plumbers in Norco, CA (2026)

Top 50 of 1,113 plumbers, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 plumbers on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

The short answer

  1. 1

    #1 for emergency plumbing in Norco: Roto-Rooter Plumbing & Water Cleanup, open 24/7.

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

Top emergency plumbers in Norco at a glance

Top emergency plumbers in Norco at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Roto-Rooter Plumbing & Water Cleanup644.8★ (936)Corona, 4 mi away24/7
2Jim & Sons Plumbing & Rooter645.0★ (750)Riverside, 7 mi away24/7
3Option One Plumbing644.8★ (3,017)Rancho Cucamonga, 12 mi away24/7
4Amazing Force Plumbing & Backflow LLC645.0★ (322)Corona, 3 mi away24/7
5First Class Plumbing & AC644.9★ (784)Riverside, 7 mi away24/7
6Plumbing Concepts, Inc.634.9★ (442)Corona, 5 mi away24/7
7Infinity Plumbing Designs, Inc.634.9★ (984)Corona, 10 mi away24/7
8Barker and Sons Plumbing & Rooter634.8★ (3,896)Anaheim, 17 mi away24/7
9Circle City Plumbing and Rooter635.0★ (208)Corona, 4 mi away24/7
10Rooter Hero Plumbing & Air634.9★ (1,637)Pomona, 15 mi away24/7

Call an emergency plumber in Norco 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 50 emergency plumbers in Norco, 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 1,113 is on the plumbers page.

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

  3. #3 Option One Plumbing

    Based in Rancho Cucamonga, 12 mi away

    64/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 3,017 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 3,017 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10722 Arrow Route STE 602, Rancho Cucamonga, CA 91730
    View profile for Option One Plumbing(800) 905-7115

  13. #13 Elite Plumbing Pros

    Based in Riverside, 4 mi away

    62/100CR Score

    Ranked #13 because of its Google rating and trade focus: 5.0★ from 174 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 174 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6139 Zircon Wy, Riverside, CA 92503
    View profile for Elite Plumbing Pros(951) 992-6227

  19. #19 KDP Plumbing

    Based in Norco

    62/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 70 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 70 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5502 Roundup Rd, Norco, CA 92860
    View profile for KDP Plumbing(951) 833-3006

Top 50 of 1,113 plumbers by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

plumbers in Norco, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Mr. Rooter Plumbing of San Bernardino624.8★ (1,351)16 mi
27Diamond House Plumbing624.8★ (219)6 mi
28Biard & Crockett Plumbing, Heating, and Air Conditioning624.9★ (1,715)19 mi
29Exact Leak Detection, Inc.624.5★ (124)In Norco
30Alpha and Omega Plumbing Company614.9★ (82)3 mi
31Do It Right Plumbers614.8★ (1,980)19 mi
32Dymek's Freedom Plumbing, Inc615.0★ (1,063)19 mi
33Bobby Blue Plumbing Rancho Cucamonga614.9★ (354)12 mi
34Rooter Hero Plumbing & Air of San Gabriel Valley614.9★ (926)17 mi
35Top Tier Plumbing & Air LLC614.9★ (607)15 mi
36Anthony's Plumbing614.9★ (592)15 mi
37J G Plumbing and Sewer Inc615.0★ (93)6 mi
38Renew Plumbing and Drains615.0★ (91)6 mi
39Bow Tie Plumbing & Rooter615.0★ (334)14 mi
40Cable Pipe & Leak Detection614.8★ (79)3 mi
41First Place Plumbing Solutions Riverside CA615.0★ (142)9 mi
42Peli Plumbing615.0★ (229)12 mi
43Pristine Plumbing Inc614.9★ (1,912)22 mi
44Utility Plumbing Services615.0★ (219)11 mi
45Elite Plumbing & Drains LLC615.0★ (269)12 mi
46Ramco Plumbing Heating & Air615.0★ (262)13 mi
47Redhead Rooter Plumbing Drain Cleaning & Hydrojetting615.0★ (302)14 mi
48Campbell Family Plumbing & Electric614.9★ (86)6 mi
49Drain Town Rooter615.0★ (1,231)22 mi
50Water Heater SOS615.0★ (440)17 mi

How we ranked emergency plumbers in Norco

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 plumbers 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 plumbers in Norco: questions

Which plumbers in Norco are open 24/7?

25 on this list post 24/7 hours, including Roto-Rooter Plumbing & Water Cleanup, Jim & Sons Plumbing & Rooter, Option One Plumbing, Amazing Force Plumbing & Backflow LLC and First Class Plumbing & AC.

Who is ranked #1 for emergency plumbing in Norco, CA?

Roto-Rooter Plumbing & Water Cleanup is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency plumbers in Norco 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 plumbers 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 plumber arrives?

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

How many emergency plumbers 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 Norco

  1. October 2026: CR Scores recalculated for 1,113 plumbers serving Norco.
  2. October 2026: 14 duplicate listings merged.

More emergency and plumbing pages