61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 3,267 Google reviews, the most in Mobile.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Mobile, AL (2026)
31 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Mobile: Roto-Rooter Plumbing & Water Cleanup, CR Score 61/100; 4.8★ from 3,267 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Plumbco, posts 24/7 hours; ranked #3 of 31.
- 3
Most-reviewed: Plumbco, 583 Google reviews at 5.0★, the most of 31 ranked after Roto-Rooter Plumbing & Water Cleanup; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
31 Mobile septic service companies are ranked here by CR Score, from ten published factors. 8 are open 24/7, 15 open Saturdays and 11 open Sundays, based on posted hours. The median Google rating is 4.9★ across 31 rated businesses.
Top 10 septic service companies in Mobile at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 61 | 4.8★ (3,267) | Mobile | 24/7 | Overall |
| 2 | Quality Septic LLC | 60 | 4.9★ (151) | Mobile | Sat · Evenings | — |
| 3 | Plumbco | 60 | 5.0★ (583) | Mobile | 24/7 | Emergencies, Most reviews |
| 4 | Shiver's Excavation & Septic Services, LLC | 60 | 5.0★ (16) | Mobile | 24/7 | — |
| 5 | Royal Flush Septic Services LLC | 59 | 5.0★ (58) | Mobile | Sat | — |
| 6 | Southern Grease Hauling | 59 | 5.0★ (41) | Mobile | — | — |
| 7 | United Site Services | 58 | 3.9★ (7) | Mobile | 24/7 | — |
| 8 | Williams All Service | 57 | 4.1★ (40) | Mobile | Sat · Sun | — |
| 9 | PAYTON'S SEPTIC SERVICES | 57 | 5.0★ (10) | Saraland, 9 mi away | 24/7 | — |
| 10 | DrainBusters Plumbing | 56 | 4.8★ (143) | Mobile | 24/7 | — |
The 31 best septic service companies in Mobile, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Mobile
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 151 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#3 Plumbco
Based in Mobile
60/100CR ScoreRanked #3 because of its Google rating and review volume: 5.0★ from 583 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Mobile
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 3.9★ from 7 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.1★ from 40 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saraland, 9 mi away
57/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
56/100CR ScoreRanked #10 because of its Google rating and review volume: 4.8★ from 143 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
56/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 61 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 36 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.1★ from 18 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.3★ from 24 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.2★ from 19 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
53/100CR ScoreRanked #16 because of its Google rating and review volume: 4.6★ from 94 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Satsuma, 24 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 253 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Theodore, 13 mi away
53/100CR ScoreRanked #18 because of its Google rating and review volume: 4.9★ from 95 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
53/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 312 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
53/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.1★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mobile
53/100CR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 205 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#22 Waste Services
Based in Mobile
52/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bay Minette, 16 mi away
52/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.4★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 Pelican Pumping
Based in Theodore, 12 mi away
52/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Foley, 22 mi away
51/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 31 septic service companies
#1 to #25 are shown in full above. Here are #26 to #31, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Baldwin County Sewer Service LLC | 51 | 4.2★ (148) | In Mobile |
| 27 | Sellers Services LLC | 49 | 5.0★ (12) | 9 mi |
| 28 | Bolton Septic Tank & Grease | 49 | 5.0★ (7) | 11 mi |
| 29 | Alberco Construction LLC | 46 | 5.0★ (28) | 20 mi |
| 30 | P&C Solutions | 45 | 5.0★ (40) | 20 mi |
| 31 | Prichard Water Works & Sewer | 43 | 1.6★ (40) | In Mobile |
Also serving Mobile
9 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 |
|---|---|---|
| Alabama Septic Service | 5.0★ (1) | 21 mi |
| Billy's Outhouse & Septic Services | In Mobile | |
| Billy's Outhouse & Septic Services | 9 mi | |
| Evans Septic Service | In Mobile | |
| Grinder Pump Services GPS | 5.0★ (1) | In Mobile |
| Mobile Septic Pumping | In Mobile | |
| Royal Flush Septic | 5.0★ (2) | 18 mi |
| Royal Flush Septic Services LLC | In Mobile | |
| Wimmer Tank Services Inc | 4.8★ (13) | In Mobile |
How we ranked Mobile septic service companies
We scored 31 Mobile 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 Mobile 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 Mobile: frequently asked questions
Who is the best septic service company in Mobile?
By CR Score, the highest-ranked septic service company in Mobile, AL is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 61/100. It has 4.8★ from 3,267 Google reviews. It is open 24/7. Quality Septic LLC (#2) and Plumbco (#3) follow. We ranked 31 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Mobile?
ContractorsRanked ranks 31 septic service companies serving Mobile, AL. 21 of them are based in Mobile; the rest serve it from nearby towns. Another 9 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Mobile are open 24/7?
8 ranked septic service companies in Mobile post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), Plumbco (#3) and Shiver's Excavation & Septic Services, LLC (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Mobile work on weekends?
15 of 31 ranked septic service companies post Saturday hours and 11 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), Quality Septic LLC (#2) and Plumbco (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Mobile septic service companies have?
The median Google rating among 31 rated septic service companies in Mobile is 4.9★, with a median of 40 reviews. Roto-Rooter Plumbing & Water Cleanup has the most, 3,267 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 Mobile count in this ranking?
Yes, if they are within 25 mi of the Mobile 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 Mobile
- November 2026: CR Scores recalculated for 31 septic service companies serving Mobile.
More septic service companies and Mobile pages
Septic service companies near Mobile
- Septic service companies in Prichard, AL28 ranked
- Septic service companies in Saraland, AL26 ranked
- Septic service companies in Daphne, AL32 ranked
- Septic service companies in Tillmans Corner, AL25 ranked
- Septic service companies in Fairhope, AL33 ranked
- Septic service companies in Foley, AL17 ranked
- Septic service companies in Gulf Shores, AL8 ranked
- Septic service companies in Atmore, AL8 ranked
Other trades in Mobile
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- Auto glass repair shops in Mobile30 ranked
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- All contractors in Mobile