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Best Septic Service Companies in East San Gabriel, CA (2026)

146 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in East San Gabriel: Western Rooter & Plumbing, CR Score 61/100; 4.9★ from 1,562 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Sewer Kingz Plumbing & Rooter, posts 24/7 hours; ranked #2 of 146.

  3. 6

    Most-reviewed: Mr. Rooter Plumbing of Long Beach, 1,140 Google reviews at 4.9★, the most of 146 ranked after Western Rooter & Plumbing; ranked #6.

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

146 East San Gabriel septic service companies are ranked here by CR Score, from ten published factors. 77 are open 24/7, 123 open Saturdays and 98 open Sundays, based on posted hours. The median Google rating is 4.9★ across 146 rated businesses.

Top 10 septic service companies in East San Gabriel at a glance

Top 10 septic service companies in East San Gabriel at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Western Rooter & Plumbing614.9★ (1,562)Arcadia, 5 mi away24/7Overall
2Sewer Kingz Plumbing & Rooter605.0★ (33)Monrovia, 6 mi away24/7Emergencies
3Drainiacs Sewer and Drain584.8★ (295)Whittier, 11 mi away24/7—
4I Love Sewers Rooter And Plumbing Sewer Specialties Inc584.9★ (200)Hacienda Heights, 10 mi away24/7—
5High Speed Rooter & Plumbing584.8★ (362)El Monte, 3 mi away24/7—
6Mr. Rooter Plumbing of Long Beach584.9★ (1,140)Long Beach, 15 mi away24/7Most reviews
7All in Sanitation | Grease Trap Cleaning | Septic Pumping575.0★ (13)Los Angeles, 10 mi away24/7—
8Valley Sanitation LLC574.7★ (26)Lancaster, 13 mi away24/7—
9Hassle Free Plumbing574.9★ (266)Monrovia, 7 mi away24/7—
10EZ Sewers Rooter and Plumbing575.0★ (130)Avocado Heights, 15 mi away24/7—

The 146 best septic service companies in East San Gabriel, 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.

  1. Based in La Cañada Flintridge, 11 mi away

    56/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.4★ from 12 Google reviews, listed on Google as “Septic system service”.

    • 4.4★ from 12 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1367 Foothill Blvd, La Cañada Flintridge, CA 91011
  2. Based in Cerritos, 15 mi away

    56/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 102 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    18000 Studebaker Rd # 700, Cerritos, CA 90703

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 146 ranked septic service companies here; the rest are on their profiles.

septic service companies in East San Gabriel, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Red Hat Plumbing554.9★ (479)20 mi
27Reliable Septic555.0★ (9)18 mi
28The Sewer Surgeon554.8★ (51)13 mi
29Mr. Rooter Plumbing of East San Gabriel Valley554.6★ (166)8 mi
30Team Rooter Plumbing554.7★ (665)19 mi
31A-1 Sewer Pros555.0★ (40)8 mi
32Sequoia Sewer545.0★ (14)8 mi
33Sewer Tap Plumbing & Rooter INC545.0★ (35)15 mi
34Dynamic drain plumbing545.0★ (14)18 mi
35United Site Services543.3★ (15)2 mi
36Plumbing Heroes: 24/7 Commercial Plumbers La Puente - Sewer Services544.2★ (63)10 mi
37Swish Sewer & Drains545.0★ (41)18 mi
38Steamora CA544.8★ (17)19 mi
39Honestee Plumbing545.0★ (283)17 mi
40New Image Plumbing & Rooter535.0★ (25)6 mi
41Quality Pumping Services Inc.535.0★ (11)25 mi
42Right Price Rooter and Plumbing535.0★ (48)11 mi
43Elite Rooter Plumbers534.7★ (752)19 mi
44Chicago Plumbing in Los Angeles533.7★ (6)19 mi
45Free Flo Rooter535.0★ (229)18 mi
46Greg's Sewer & Drains535.0★ (44)22 mi
47Clear All Rooter Plumbing534.9★ (321)19 mi
48Andersen Commercial Plumbing, LLC534.8★ (132)18 mi
49Mr. Rooter Plumbing of Pomona Valley534.9★ (131)20 mi
50Clean-Out Kings524.9★ (108)20 mi

Also serving East San Gabriel

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.

How we ranked East San Gabriel septic service companies

We scored 146 East San Gabriel 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn East San Gabriel data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in East San Gabriel: frequently asked questions

Who is the best septic service company in East San Gabriel?

By CR Score, the highest-ranked septic service company in East San Gabriel, CA is Western Rooter & Plumbing with a CR Score of 61/100. It has 4.9★ from 1,562 Google reviews. It is open 24/7. Sewer Kingz Plumbing & Rooter (#2) and Drainiacs Sewer and Drain (#3) follow. We ranked 146 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in East San Gabriel?

ContractorsRanked ranks 146 septic service companies serving East San Gabriel, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in East San Gabriel are open 24/7?

77 ranked septic service companies in East San Gabriel post 24/7 hours. The highest-ranked are Western Rooter & Plumbing (#1), Sewer Kingz Plumbing & Rooter (#2) and Drainiacs 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 East San Gabriel work on weekends?

123 of 146 ranked septic service companies post Saturday hours and 98 post Sunday hours. The highest-ranked open Saturdays are Western Rooter & Plumbing (#1), Sewer Kingz Plumbing & Rooter (#2) and Drainiacs Sewer and Drain (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do East San Gabriel septic service companies have?

The median Google rating among 146 rated septic service companies in East San Gabriel is 4.9★, with a median of 26 reviews. Western Rooter & Plumbing has the most, 1,562 reviews, and ranks #1. 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 East San Gabriel count in this ranking?

Yes, if they are within 25 mi of the East San Gabriel 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 East San Gabriel

  1. November 2026: CR Scores recalculated for 146 septic service companies serving East San Gabriel.
  2. November 2026: 1 duplicate listing merged.

More septic service companies and East San Gabriel pages

Other trades in East San Gabriel