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Emergency Plumbers in Aliso Viejo, CA (2026)

Top 50 of 793 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 Aliso Viejo: Olson Superior Plumbing, 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 Aliso Viejo at a glance

Top emergency plumbers in Aliso Viejo at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Olson Superior Plumbing664.9★ (2,764)Lake Forest, 7 mi away24/7
2Roto-Rooter Plumbing & Water Cleanup664.8★ (1,016)Aliso Viejo24/7
3Pristine Plumbing Inc664.9★ (1,912)Irvine, 6 mi away24/7
4Drain Town Rooter665.0★ (1,231)Mission Viejo, 5 mi away24/7
5Orange Coast Plumbing665.0★ (512)Aliso Viejo24/7
6Zoom Drain655.0★ (649)Irvine, 5 mi away24/7
7Swift Water Heater645.0★ (522)Mission Viejo, 4 mi away24/7
8Patriot Plumbing & Rooter635.0★ (321)Irvine, 6 mi away24/7
9NexGen HVAC & Plumbing634.8★ (3,589)Laguna Hills, 4 mi away24/7
10Repipe1634.8★ (332)Irvine, 5 mi away24/7

Call an emergency plumber in Aliso Viejo 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 Aliso Viejo, 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 793 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.

  1. Ranked #1 in Aliso Viejo

    #1 Olson Superior Plumbing

    Based in Lake Forest, 7 mi away

    66/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,764 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 2,764 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    19 Spectrum Pointe Dr, Lake Forest, CA 92630
    View profile for Olson Superior Plumbing(949) 868-7642

  4. #4 Drain Town Rooter

    Based in Mission Viejo, 5 mi away

    66/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 1,231 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 1,231 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    23342 Madero Suite F, Mission Viejo, CA 92691
    View profile for Drain Town Rooter(949) 989-4728

  6. #6 Zoom Drain

    Based in Irvine, 5 mi away

    65/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 649 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 649 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    15540 Rockfield Blvd C100, Irvine, CA 92618
    View profile for Zoom Drain(949) 619-6769

  7. #7 Swift Water Heater

    Based in Mission Viejo, 4 mi away

    64/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 522 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 522 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    23891 Via Fabricante Suite 613, Mission Viejo, CA 92691
    View profile for Swift Water Heater(949) 272-8409

  10. #10 Repipe1

    Based in Irvine, 5 mi away

    63/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.8★ from 332 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 332 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6 McLaren A, Irvine, CA 92618
    View profile for Repipe1(866) 737-4731

  12. #12 Parzival Plumbing

    Based in Costa Mesa, 13 mi away

    63/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.9★ from 1,014 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 1,014 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1245 Logan Ave B, Costa Mesa, CA 92626
    View profile for Parzival Plumbing(949) 245-1450

  20. #20 Precision Plumbing

    Based in Mission Viejo, 4 mi away

    62/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 85 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    26571 Dolorosa, Mission Viejo, CA 92691
    View profile for Precision Plumbing(949) 235-1188

  23. #23 Oasis Plumber's

    Based in Laguna Hills, 4 mi away

    62/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 77 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 77 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    25272 McIntyre St #558, Laguna Hills, CA 92653
    View profile for Oasis Plumber's(949) 829-1981

Top 50 of 793 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 Aliso Viejo, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Dymek's Freedom Plumbing, Inc615.0★ (1,063)22 mi
27Greenwall Plumbing614.9★ (206)11 mi
28Universal Plumbing, Heating, and Air615.0★ (85)6 mi
29Carlson Plumbing Pros615.0★ (364)15 mi
30Rooter Hero Plumbing & Air of Anaheim614.8★ (1,233)20 mi
31Williams & Sons Plumbing LLC614.7★ (89)4 mi
32Infinity Plumbing Designs, Inc.614.9★ (984)21 mi
33Laguna Plumbing and Drain615.0★ (30)In Aliso Viejo
34OVC Plumbing & Drain614.9★ (227)12 mi
35Orange Coast Plumbing614.9★ (415)16 mi
36Emergency Response Plumbers614.8★ (34)In Aliso Viejo
37Reliable Plumbing Service615.0★ (28)In Aliso Viejo
38Pristine Plumbing Inc614.9★ (110)8 mi
39Roto-Rooter Plumbing & Water Cleanup614.9★ (504)18 mi
40Monkey Wrench Plumbing, Heating, Air & Electric615.0★ (175)13 mi
41TSR Trenchless615.0★ (72)7 mi
42Acute Plumbing LLC615.0★ (65)6 mi
43SoCal Repipes615.0★ (36)3 mi
44Orange Coast Plumbing605.0★ (490)5 mi
45THE Water Heater Company605.0★ (188)14 mi
46Ferris Family Plumbing and Repipe605.0★ (53)6 mi
47Triton Air & Plumbing604.8★ (1,069)7 mi
48John Stevenson Plumbing, Heating & Air Conditioning604.9★ (680)7 mi
49Orange Coast Plumbing605.0★ (435)21 mi
50Wish Granted Plumbing605.0★ (292)18 mi

How we ranked emergency plumbers in Aliso Viejo

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 Aliso Viejo: questions

Which plumbers in Aliso Viejo are open 24/7?

25 on this list post 24/7 hours, including Olson Superior Plumbing, Roto-Rooter Plumbing & Water Cleanup, Pristine Plumbing Inc, Drain Town Rooter and Orange Coast Plumbing.

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

Olson Superior Plumbing is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency plumbers in Aliso Viejo 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 Aliso Viejo

  1. October 2026: CR Scores recalculated for 793 plumbers serving Aliso Viejo.
  2. October 2026: 11 duplicate listings merged.

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