61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 295 Google reviews.
Best Septic Service Companies in South Whittier, CA (2026)
133 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in South Whittier: Drainiacs Sewer and Drain, CR Score 61/100; 4.8★ from 295 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): I Love Sewers Rooter And Plumbing Sewer Specialties Inc, posts 24/7 hours; ranked #2 of 133.
- 5
Most-reviewed: Western Rooter & Plumbing, 1,562 Google reviews at 4.9★, the most of 133 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
133 South Whittier septic service companies are ranked here by CR Score, from ten published factors. 70 are open 24/7, 109 open Saturdays and 89 open Sundays, based on posted hours. The median Google rating is 4.9★ across 133 rated businesses.
Top 10 septic service companies in South Whittier at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Drainiacs Sewer and Drain | 61 | 4.8★ (295) | Whittier, 1 mi away | 24/7 | Overall |
| 2 | I Love Sewers Rooter And Plumbing Sewer Specialties Inc | 60 | 4.9★ (200) | Hacienda Heights, 5 mi away | 24/7 | Emergencies |
| 3 | Mr. Rooter Plumbing of Long Beach | 59 | 4.9★ (1,140) | Long Beach, 8 mi away | 24/7 | — |
| 4 | Jetters 'N' Drains Sewer & Pipe Lining Experts | 59 | 5.0★ (205) | Anaheim, 10 mi away | 24/7 | — |
| 5 | Western Rooter & Plumbing | 59 | 4.9★ (1,562) | Arcadia, 13 mi away | 24/7 | Most reviews |
| 6 | Fanti Sewer & Drains | 58 | 5.0★ (102) | Cerritos, 7 mi away | 24/7 | — |
| 7 | Applied Plumbing and Rooter, Inc | 58 | 5.0★ (80) | Irvine, 20 mi away | 24/7 | — |
| 8 | Sewer Kingz Plumbing & Rooter | 58 | 5.0★ (33) | Monrovia, 14 mi away | 24/7 | — |
| 9 | EZ Sewers Rooter and Plumbing | 58 | 5.0★ (130) | Avocado Heights, 12 mi away | 24/7 | — |
| 10 | Legacy Sewer and Drain | 57 | 4.9★ (156) | Signal Hill, 12 mi away | 24/7 | — |
The 133 best septic service companies in South Whittier, 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 Hacienda Heights, 5 mi away
60/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 200 Google reviews.
Based in Long Beach, 8 mi away
59/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 1,140 Google reviews.
Based in Anaheim, 10 mi away
59/100CR ScoreRanked #4 because of its Google rating and review volume: 5.0★ from 205 Google reviews.
Based in Arcadia, 13 mi away
59/100CR ScoreRanked #5 because of its Google rating and review volume: 4.9★ from 1,562 Google reviews, the most in South Whittier.
Based in Cerritos, 7 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “Plumber”.
Based in Irvine, 20 mi away
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Septic system service”.
Based in Monrovia, 14 mi away
58/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Septic system service”.
Based in Avocado Heights, 12 mi away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 130 Google reviews, listed on Google as “Plumber”.
Based in Signal Hill, 12 mi away
57/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 156 Google reviews, listed on Google as “Plumber”.
Based in Anaheim, 11 mi away
57/100CR ScoreRanked #11 because of its Google rating and review volume: 4.9★ from 560 Google reviews.
Based in La Habra, 6 mi away
57/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 661 Google reviews.
Based in Lancaster, 15 mi away
57/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 26 Google reviews, listed on Google as “Septic system service”.
Based in El Monte, 9 mi away
57/100CR ScoreRanked #14 because of its Google rating and review volume: 4.8★ from 362 Google reviews.
Based in Los Angeles, 14 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.
Based in Costa Mesa, 21 mi away
57/100CR ScoreRanked #16 because of its Google rating and review volume: 4.7★ from 649 Google reviews.
Based in Los Angeles, 8 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Septic system service”.
Based in Glendora, 16 mi away
56/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 120 Google reviews, listed on Google as “Plumber”.
Based in Paramount, 10 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Plumber”.
#20 A-1 Sewer Pros
Based in North Tustin, 4 mi away
56/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Plumber”.
Based in Fullerton, 9 mi away
56/100CR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 283 Google reviews.
Based in Fullerton, 9 mi away
56/100CR ScoreRanked #22 because of its Google rating and review volume: 4.7★ from 752 Google reviews.
Based in Monrovia, 14 mi away
55/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 266 Google reviews.
Based in Monterey Park, 8 mi away
55/100CR ScoreRanked #24 because of its Google rating and review volume: 4.8★ from 123 Google reviews.
Based in Van Nuys, 22 mi away
55/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 125 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 133 ranked septic service companies here; the rest are on their profiles.
Also serving South Whittier
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) | 12 mi |
| All Around Underground Contractors, Inc | 5.0★ (2) | 14 mi |
| Burbank Sewer Srevices | 5.0★ (2) | 24 mi |
| Coblentz Plumbing & Sewer Contractors | 5.0★ (1) | 19 mi |
| Dustin Plumbing, Drain & Sewer | 1.0★ (1) | 9 mi |
| Elite Rooter Los Angeles | 5.0★ (1) | 22 mi |
| Epd Consultants, Inc | 5.0★ (1) | 16 mi |
| GLPS Plumbing & Mechanical Srvs. | 5.0★ (1) | 8 mi |
| Hector TM Plumbing - Sewer Line Replacement, Water Heater Repair, Sewer Service & Plumbing Contractor | 5.0★ (1) | 22 mi |
| HUTCH & SON'S Rooter | 5.0★ (2) | 22 mi |
| Liz Septic | 5.0★ (2) | 25 mi |
| Los Angeles Septic Service & Drain Clean | 1.0★ (1) | 19 mi |
| Outlaws Septic Pumping | 5.0★ (1) | 19 mi |
| Plumber Pasadena Sewer Cleaning | 5.0★ (1) | 15 mi |
| Reliant Septic Pumping | 1.0★ (1) | 19 mi |
| SEWER CAMERA INSPECTION | 5.0★ (1) | 17 mi |
| Sewer King | 5.0★ (1) | 14 mi |
| Socal Sewer & Plumbing Contractors Inc | 5.0★ (1) | 19 mi |
| Tony's Rooter Service Sewer and Drain Paramedics | 5.0★ (1) | 11 mi |
| United Site Services | 5.0★ (1) | 13 mi |
How we ranked South Whittier septic service companies
We scored 133 South Whittier 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 3, 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 South Whittier 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 South Whittier: frequently asked questions
Who is the best septic service company in South Whittier?
By CR Score, the highest-ranked septic service company in South Whittier, CA is Drainiacs Sewer and Drain with a CR Score of 61/100. It has 4.8★ from 295 Google reviews. It is open 24/7. I Love Sewers Rooter And Plumbing Sewer Specialties Inc (#2) and Mr. Rooter Plumbing of Long Beach (#3) follow. We ranked 133 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in South Whittier?
ContractorsRanked ranks 133 septic service companies serving South Whittier, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in South Whittier are open 24/7?
70 ranked septic service companies in South Whittier post 24/7 hours. The highest-ranked are Drainiacs Sewer and Drain (#1), I Love Sewers Rooter And Plumbing Sewer Specialties Inc (#2) and Mr. Rooter Plumbing of Long Beach (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in South Whittier work on weekends?
109 of 133 ranked septic service companies post Saturday hours and 89 post Sunday hours. The highest-ranked open Saturdays are Drainiacs Sewer and Drain (#1), I Love Sewers Rooter And Plumbing Sewer Specialties Inc (#2) and Mr. Rooter Plumbing of Long Beach (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do South Whittier septic service companies have?
The median Google rating among 133 rated septic service companies in South Whittier is 4.9★, with a median of 23 reviews. Western Rooter & Plumbing has the most, 1,562 reviews, and ranks #5. 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 South Whittier count in this ranking?
Yes, if they are within 25 mi of the South Whittier 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 South Whittier
- November 2026: CR Scores recalculated for 133 septic service companies serving South Whittier.
- November 2026: 1 duplicate listing merged.
More septic service companies and South Whittier pages
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