Top 29 of 92 plumbers, in emergency orderUpdated 0 paid placements in this rankingHow we rank
25 of the 29 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.
#1 for emergency plumbing in Los Osos: Patriot Plumbing and Drain Cleaning, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Patriot Plumbing and Drain Cleaning | 64 | 5.0★ (574) | San Luis Obispo, 10 mi away | 24/7 |
| 2 | Culbert Plumbing inc. | 63 | 5.0★ (384) | San Luis Obispo, 11 mi away | 24/7 |
| 3 | Red's On Time Plumbing | 62 | 4.9★ (320) | Atascadero, 15 mi away | 24/7 |
| 4 | T-Rex Plumbing & Drain Cleaning | 62 | 5.0★ (121) | Atascadero, 11 mi away | 24/7 |
| 5 | Wighton's Electric, Plumbing, Heating, and Air | 61 | 4.7★ (1,714) | San Luis Obispo, 10 mi away | 24/7 |
| 6 | Wallace Plumbing | 61 | 4.8★ (35) | San Luis Obispo, 1 mi away | 24/7 |
| 7 | Central Plumbing INC | 61 | 5.0★ (262) | Grover Beach, 18 mi away | 24/7 |
| 8 | Roto-Rooter Plumbing & Water Cleanup | 60 | 4.6★ (110) | San Luis Obispo, 10 mi away | 24/7 |
| 9 | Justin Jackson's plumbing services | 60 | 5.0★ (387) | Arroyo Grande, 24 mi away | 24/7 |
| 10 | Morro Bay Plumbing | 60 | 3.8★ (24) | Los Osos | 24/7 |
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.
#1Patriot Plumbing and Drain Cleaning
Open 24/7 · 5.0 from 574 Google reviews
Open 24/7 · 5.0 from 384 Google reviews
Open 24/7 · 4.9 from 320 Google reviews
#4T-Rex Plumbing & Drain Cleaning
Open 24/7 · 5.0 from 121 Google reviews
#5Wighton's Electric, Plumbing, Heating, and Air
Open 24/7 · 4.7 from 1,714 Google reviews
Open 24/7 · 4.8 from 35 Google reviews
Open 24/7 · 5.0 from 262 Google reviews
#8Roto-Rooter Plumbing & Water Cleanup
Open 24/7 · 4.6 from 110 Google reviews
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 92 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.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 574 Google reviews, listed on Google as “Plumber”.
Based in San Luis Obispo, 11 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 384 Google reviews, listed on Google as “Plumber”.
Based in Atascadero, 15 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 320 Google reviews, listed on Google as “Plumber”.
Based in Atascadero, 11 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 121 Google reviews, listed on Google as “Plumber”.
Based in San Luis Obispo, 10 mi away
Ranked #5 because of its Google rating and review volume: 4.7★ from 1,714 Google reviews.
Based in San Luis Obispo, 1 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 35 Google reviews, listed on Google as “Plumber”.
Based in Grover Beach, 18 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 262 Google reviews, listed on Google as “Plumber”.
Based in San Luis Obispo, 10 mi away
Ranked #8 because of its Google rating and trade focus: 4.6★ from 110 Google reviews, listed on Google as “Plumber”.
Based in Arroyo Grande, 24 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 387 Google reviews, listed on Google as “Plumber”.
Based in Los Osos
Ranked #10 because of its Google rating and trade focus: 3.8★ from 24 Google reviews, listed on Google as “Plumber”.
Based in San Luis Obispo, 11 mi away
Ranked #11 because of its Google rating and trade focus: 4.5★ from 91 Google reviews, listed on Google as “Plumber”.
Based in Paso Robles, 19 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 128 Google reviews, listed on Google as “Plumber”.
Based in Atascadero, 11 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Plumber”.
Based in Atascadero, 15 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Plumber”.
Based in Atascadero, 16 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Plumber”.
Based in San Luis Obispo, 10 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Plumber”.
Based in Atascadero, 18 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Plumber”.
Based in Arroyo Grande, 10 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Plumber”.
Based in Santa Maria, 13 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Plumber”.
Based in Templeton, 19 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Plumber”.
Based in Grover Beach, 18 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “Plumber”.
Based in Santa Maria, 24 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Plumber”.
Based in Atascadero, 14 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Plumber”.
Based in San Luis Obispo, 11 mi away
Ranked #24 because of its Google rating and trade focus: 4.4★ from 71 Google reviews, listed on Google as “HVAC contractor”.
Based in Atascadero, 21 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Plumber”.
#1 to #25 are shown in full above. Here are #26 to #29, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Drain Busters Plumbing | 53 | 4.7★ (39) | In Los Osos |
| 27 | Rock Solid Plumbing | 49 | 5.0★ (10) | 5 mi |
| 28 | Competitive Plumbing | 41 | 4.5★ (12) | In Los Osos |
| 29 | Omega Plumbing Services | 40 | 5.0★ (15) | 6 mi |
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.
| Factor | Weight | Computed from |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |