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Best Septic Service Companies in Maywood, CA (2026)

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

The short answer

  1. 1

    Best overall in Maywood: Mr. Rooter Plumbing of Long Beach, CR Score 60/100; 4.9★ from 1,140 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Valley Sanitation LLC, posts 24/7 hours; ranked #2 of 145.

  3. 5

    Most-reviewed: Western Rooter & Plumbing, 1,562 Google reviews at 4.9★, the most of 145 ranked; ranked #5.

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

145 Maywood septic service companies are ranked here by CR Score, from ten published factors. 75 are open 24/7, 122 open Saturdays and 97 open Sundays, based on posted hours. The median Google rating is 4.9★ across 145 rated businesses.

Top 10 septic service companies in Maywood at a glance

Top 10 septic service companies in Maywood at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Mr. Rooter Plumbing of Long Beach604.9★ (1,140)Long Beach, 7 mi away24/7Overall
2Valley Sanitation LLC594.7★ (26)Lancaster, 6 mi away24/7Emergencies
3Drainiacs Sewer and Drain594.8★ (295)Whittier, 10 mi away24/7—
4All in Sanitation | Grease Trap Cleaning | Septic Pumping585.0★ (13)Los Angeles, 6 mi away24/7—
5Western Rooter & Plumbing584.9★ (1,562)Arcadia, 14 mi away24/7Most reviews
6ARS/Rescue Rooter Plumbing Sewer Drains584.7★ (649)Costa Mesa, 15 mi away24/7—
7Sewer Kingz Plumbing & Rooter585.0★ (33)Monrovia, 15 mi away24/7—
8I Love Sewers Rooter And Plumbing Sewer Specialties Inc584.9★ (200)Hacienda Heights, 13 mi away24/7—
9Fanti Sewer & Drains585.0★ (102)Cerritos, 10 mi away24/7—
10Legacy Sewer and Drain574.9★ (156)Signal Hill, 12 mi away24/7—

The 145 best septic service companies in Maywood, 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 Cerritos, 10 mi away

    58/100CR Score

    Ranked #9 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
  2. Based in Sherman Oaks, 18 mi away

    55/100CR Score

    Ranked #20 because of its Google rating and review volume: 4.9★ from 479 Google reviews.

    • 4.9★ from 479 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    13547 Ventura Blvd Unit 607, Sherman Oaks, CA 91423
  3. Based in La Cañada Flintridge, 15 mi away

    55/100CR Score

    Ranked #25 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

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

septic service companies in Maywood, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Steamora CA554.8★ (17)13 mi
27The Sewer Company554.9★ (215)11 mi
28Hassle Free Plumbing554.9★ (266)16 mi
29Clear All Rooter Plumbing554.9★ (321)11 mi
30SWE Sewer Solutions Construction & Engineering554.9★ (120)21 mi
31Barbosa Plumbing & Sewer555.0★ (31)7 mi
32Chicago Plumbing in Los Angeles543.7★ (6)13 mi
33Trenchless Sewer Plumbing Inc.544.5★ (48)10 mi
34Team Rooter Plumbing544.7★ (665)20 mi
35Sewer Pros544.9★ (110)15 mi
36Swish Sewer & Drains545.0★ (41)19 mi
37Elite Rooter Plumbers544.7★ (752)18 mi
38Honestee Plumbing545.0★ (283)18 mi
39Mr. Rooter Plumbing of East San Gabriel Valley534.6★ (166)13 mi
40Payless 4 Plumbing534.5★ (105)3 mi
41United Rentals - Reliable Onsite Services534.6★ (29)9 mi
42Harry's Drain & Sewer Plumber Los Alamitos534.8★ (22)14 mi
43HDZ Plumbing & Sewer, Inc.534.2★ (23)10 mi
44Right Price Rooter and Plumbing535.0★ (48)12 mi
45Greg's Sewer & Drains535.0★ (44)22 mi
46Plumbing Heroes: 24/7 Commercial Plumbers La Puente - Sewer Services534.2★ (63)14 mi
47The Sewer Surgeon534.8★ (51)21 mi
48VK Plumbing And Rooter Service535.0★ (51)13 mi
49GMP Septic And Sewer535.0★ (24)18 mi
50Peninsula Septic Service534.8★ (36)13 mi

Also serving Maywood

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 Maywood septic service companies

We scored 145 Maywood 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 Maywood 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 Maywood: frequently asked questions

Who is the best septic service company in Maywood?

By CR Score, the highest-ranked septic service company in Maywood, CA is Mr. Rooter Plumbing of Long Beach with a CR Score of 60/100. It has 4.9★ from 1,140 Google reviews. It is open 24/7. Valley Sanitation LLC (#2) and Drainiacs Sewer and Drain (#3) follow. We ranked 145 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Maywood?

ContractorsRanked ranks 145 septic service companies serving Maywood, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in Maywood are open 24/7?

75 ranked septic service companies in Maywood post 24/7 hours. The highest-ranked are Mr. Rooter Plumbing of Long Beach (#1), Valley Sanitation LLC (#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 Maywood work on weekends?

122 of 145 ranked septic service companies post Saturday hours and 97 post Sunday hours. The highest-ranked open Saturdays are Mr. Rooter Plumbing of Long Beach (#1), Valley Sanitation LLC (#2) and Drainiacs Sewer and Drain (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Maywood septic service companies have?

The median Google rating among 145 rated septic service companies in Maywood is 4.9★, with a median of 27 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 Maywood count in this ranking?

Yes, if they are within 25 mi of the Maywood 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 Maywood

  1. November 2026: CR Scores recalculated for 145 septic service companies serving Maywood.
  2. November 2026: 1 duplicate listing merged.

More septic service companies and Maywood pages

Other trades in Maywood