61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.7★ from 649 Google reviews.
Best Septic Service Companies in Lomita, CA (2026)
83 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Lomita: ARS/Rescue Rooter Plumbing Sewer Drains, CR Score 61/100; 4.7★ from 649 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Mr. Rooter Plumbing of Long Beach, posts 24/7 hours; ranked #2 of 83.
- 2
Most-reviewed: Mr. Rooter Plumbing of Long Beach, 1,140 Google reviews at 4.9★, the most of 83 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
83 Lomita septic service companies are ranked here by CR Score, from ten published factors. 40 are open 24/7, 70 open Saturdays and 54 open Sundays, based on posted hours. The median Google rating is 4.9★ across 83 rated businesses.
Top 10 septic service companies in Lomita at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | ARS/Rescue Rooter Plumbing Sewer Drains | 61 | 4.7★ (649) | Costa Mesa, 6 mi away | 24/7 | Overall |
| 2 | Mr. Rooter Plumbing of Long Beach | 59 | 4.9★ (1,140) | Long Beach, 11 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Legacy Sewer and Drain | 59 | 4.9★ (156) | Signal Hill, 9 mi away | 24/7 | — |
| 4 | Sewer Pros | 58 | 4.9★ (110) | Carson, 1 mi away | Sat · Sun | — |
| 5 | Fanti Sewer & Drains | 57 | 5.0★ (102) | Cerritos, 14 mi away | 24/7 | — |
| 6 | Valley Sanitation LLC | 57 | 4.7★ (26) | Lancaster, 15 mi away | 24/7 | — |
| 7 | GMP Septic And Sewer | 57 | 5.0★ (24) | Rancho Palos Verdes, 2 mi away | 24/7 | — |
| 8 | Sewer Inspections & Repairs Inc | 57 | 5.0★ (125) | Van Nuys, 17 mi away | 24/7 | — |
| 9 | Drainiacs Sewer and Drain | 56 | 4.8★ (295) | Whittier, 20 mi away | 24/7 | — |
| 10 | Jetters 'N' Drains Sewer & Pipe Lining Experts | 56 | 5.0★ (205) | Anaheim, 24 mi away | 24/7 | — |
The 83 best septic service companies in Lomita, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Long Beach, 11 mi away
59/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 1,140 Google reviews, the most in Lomita.
Based in Signal Hill, 9 mi away
59/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 156 Google reviews.
#4 Sewer Pros
Based in Carson, 1 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 110 Google reviews, listed on Google as “Plumber”.
Based in Cerritos, 14 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “Plumber”.
Based in Lancaster, 15 mi away
57/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 26 Google reviews, listed on Google as “Septic system service”.
Based in Rancho Palos Verdes, 2 mi away
57/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Plumber”.
Based in Van Nuys, 17 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 125 Google reviews, listed on Google as “Plumber”.
Based in Whittier, 20 mi away
56/100CR ScoreRanked #9 because of its Google rating and review volume: 4.8★ from 295 Google reviews.
Based in Anaheim, 24 mi away
56/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 205 Google reviews.
#11 Just Sewers, INC
Based in Arcadia, 1 mi away
56/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Plumber”.
Based in Lakewood, 9 mi away
56/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 321 Google reviews.
Based in Paramount, 10 mi away
56/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Plumber”.
Based in Los Angeles, 18 mi away
56/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.
Based in Torrance, 3 mi away
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Plumber”.
Based in Los Angeles, 1 mi away
55/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based in Hacienda Heights, 25 mi away
55/100CR ScoreRanked #17 because of its Google rating and review volume: 4.9★ from 200 Google reviews.
Based in Los Angeles, 15 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Septic system service”.
Based in Long Beach, 7 mi away
55/100CR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 51 Google reviews.
Based in Bellflower, 8 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Plumber”.
#21 Steamora CA
Based in Los Angeles, 17 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Septic system service”.
Based in Anaheim, 25 mi away
54/100CR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 560 Google reviews.
#23 THE DRAIN CO.
Based in North Hills, 23 mi away
54/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 434 Google reviews.
Based in Torrance, 4 mi away
54/100CR ScoreRanked #24 because of its Google rating and availability: 5.0★ from 27 Google reviews, open 24/7.
#25 A-1 Sewer Pros
Based in Buena Park, 8 mi away
54/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Plumber”.
Septic service companies ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 83 ranked septic service companies here; the rest are on their profiles.
Also serving Lomita
20 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Abel Real Plumbing | 5.0★ (1) | 13 mi |
| Anytime plumbing and sewer | 5.0★ (1) | 17 mi |
| Coblentz Plumbing & Sewer Contractors | 5.0★ (1) | 16 mi |
| Dustin Plumbing, Drain & Sewer | 1.0★ (1) | 17 mi |
| Elite Rooter Los Angeles | 5.0★ (1) | 17 mi |
| Epd Consultants, Inc | 5.0★ (1) | 4 mi |
| Four Elements Plumbing, Inc. | 8 mi | |
| Hector TM Plumbing - Sewer Line Replacement, Water Heater Repair, Sewer Service & Plumbing Contractor | 5.0★ (1) | 16 mi |
| HUTCH & SON'S Rooter | 5.0★ (2) | 17 mi |
| Los Angeles Septic Service & Drain Clean | 1.0★ (1) | 18 mi |
| Outlaws Septic Pumping | 5.0★ (1) | 1 mi |
| Paul Roberts Co. | 1 mi | |
| Plumbing Center Bonded Sewer Contractor | 5.0★ (1) | 17 mi |
| Reliant Septic Pumping | 1.0★ (1) | 21 mi |
| SEWER CAMERA INSPECTION | 5.0★ (1) | 25 mi |
| Sewer Flow Plumbing | 1.0★ (1) | 24 mi |
| SewerConnect Co. | 5.0★ (1) | 17 mi |
| Socal Sewer & Plumbing Contractors Inc | 5.0★ (1) | 1 mi |
| Topanga Soils and Septic | 5.0★ (1) | 22 mi |
| Upland Septic Services | 8 mi |
How we ranked Lomita septic service companies
We scored 83 Lomita septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 2, 2026.
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 | In Lomita data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Septic service companies in Lomita: frequently asked questions
Who is the best septic service company in Lomita?
By CR Score, the highest-ranked septic service company in Lomita, CA is ARS/Rescue Rooter Plumbing Sewer Drains with a CR Score of 61/100. It has 4.7★ from 649 Google reviews. It is open 24/7. Mr. Rooter Plumbing of Long Beach (#2) and Legacy Sewer and Drain (#3) follow. We ranked 83 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Lomita?
ContractorsRanked ranks 83 septic service companies serving Lomita, CA. 1 of them is based in Lomita; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Lomita are open 24/7?
40 ranked septic service companies in Lomita post 24/7 hours. The highest-ranked are ARS/Rescue Rooter Plumbing Sewer Drains (#1), Mr. Rooter Plumbing of Long Beach (#2) and Legacy Sewer and Drain (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Lomita work on weekends?
70 of 83 ranked septic service companies post Saturday hours and 54 post Sunday hours. The highest-ranked open Saturdays are ARS/Rescue Rooter Plumbing Sewer Drains (#1), Mr. Rooter Plumbing of Long Beach (#2) and Legacy Sewer and Drain (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Lomita septic service companies have?
The median Google rating among 83 rated septic service companies in Lomita is 4.9★, with a median of 23 reviews. Mr. Rooter Plumbing of Long Beach has the most, 1,140 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Lomita count in this ranking?
Yes, if they are within 25 mi of the Lomita city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Lomita
- November 2026: CR Scores recalculated for 83 septic service companies serving Lomita.
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