59/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 118 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Pinole, CA (2026)
46 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Pinole: El Sobrante Sewer Repair, CR Score 59/100; 5.0★ from 118 Google reviews; open 7 days a week.
- 4
Best for emergencies (open 24/7): GTO. Plumbing and rooter, posts 24/7 hours; ranked #4 of 46.
- 3
Most-reviewed: Ace Plumbing & Rooter, Inc., 931 Google reviews at 4.9★, the most of 46 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
46 Pinole septic service companies are ranked here by CR Score, from ten published factors. 18 are open 24/7, 26 open Saturdays and 19 open Sundays, based on posted hours. The median Google rating is 4.8★ across 46 rated businesses.
Top 10 septic service companies in Pinole at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | El Sobrante Sewer Repair | 59 | 5.0★ (118) | El Sobrante, 3 mi away | Sat · Sun · Evenings | Overall |
| 2 | American Sanitation Inc | 57 | 5.0★ (361) | Napa, 21 mi away | — | — |
| 3 | Ace Plumbing & Rooter, Inc. | 56 | 4.9★ (931) | San Francisco, 17 mi away | Sat · Sun · Evenings | Most reviews |
| 4 | GTO. Plumbing and rooter | 55 | 4.9★ (59) | Richmond, 5 mi away | 24/7 | Emergencies |
| 5 | Mr. Rooter Plumbing of Contra Costa County | 55 | 4.8★ (265) | Fairfield, 16 mi away | 24/7 | — |
| 6 | ABC Sewer & Drain | 55 | 4.4★ (59) | Benicia, 11 mi away | 24/7 | — |
| 7 | Dan's Plumbing & Sewer Service | 54 | 5.0★ (236) | San Rafael, 12 mi away | — | — |
| 8 | JNJ Rooter and Plumbing LLC | 54 | 5.0★ (261) | Alamo, 18 mi away | 24/7 | — |
| 9 | Mr. Rooter Plumbing of Solano County | 53 | 4.5★ (57) | Vallejo, 8 mi away | 24/7 | — |
| 10 | Isackson Plumbing | 53 | 5.0★ (74) | San Francisco, 17 mi away | 24/7 | — |
The 46 best septic service companies in Pinole, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Napa, 21 mi away
57/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 361 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Francisco, 17 mi away
56/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 931 Google reviews, the most in Pinole.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Richmond, 5 mi away
55/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 59 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairfield, 16 mi away
55/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 265 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Benicia, 11 mi away
55/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.4★ from 59 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Rafael, 12 mi away
54/100CR ScoreRanked #7 because of its Google rating and review volume: 5.0★ from 236 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alamo, 18 mi away
54/100CR ScoreRanked #8 because of its Google rating and review volume: 5.0★ from 261 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vallejo, 8 mi away
53/100CR ScoreRanked #9 because of its Google rating and review volume: 4.5★ from 57 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Francisco, 17 mi away
53/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 74 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Lorenzo, 24 mi away
52/100CR ScoreRanked #11 because of its Google rating and review volume: 5.0★ from 94 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Richmond, 5 mi away
52/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 127 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in El Sobrante, 2 mi away
52/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.6★ from 30 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Francisco, 17 mi away
51/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sonoma, 23 mi away
51/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 90 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Napa, 16 mi away
51/100CR ScoreRanked #16 because of its Google rating and review volume: 4.8★ from 158 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Novato, 13 mi away
51/100CR ScoreRanked #17 because of its Google rating and availability: 5.0★ from 13 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alameda, 19 mi away
51/100CR ScoreRanked #18 because of its Google rating and review volume: 4.8★ from 36 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alamo, 22 mi away
51/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.2★ from 24 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Daly City, 23 mi away
51/100CR ScoreRanked #20 because of its Google rating and review volume: 5.0★ from 486 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South San Francisco, 25 mi away
50/100CR ScoreRanked #21 because of its Google rating and review volume: 4.6★ from 119 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vallejo, 9 mi away
50/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.3★ 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 San Francisco, 21 mi away
50/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.0★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oakland, 18 mi away
50/100CR ScoreRanked #24 because of its Google rating and trade focus: 3.1★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 NS SEWER PIPING
Based in Vallejo, 9 mi away
50/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “General contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 46 septic service companies
#1 to #25 are shown in full above. Here are #26 to #46, in CR Score order; each links to its profile.
Also serving Pinole
17 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 |
|---|---|---|
| A-1 Rapid Rooter | 15 mi | |
| American Eagle Plumbing & Construction | 5.0★ (1) | 4 mi |
| Bay Area Restaurant Services LLC | 21 mi | |
| Carlos' Petaluma Septic Services | 12 mi | |
| Ernie's Plumbing & Sewer Services | In Pinole | |
| Evenflow sewer repair - Concord | 14 mi | |
| North Bay Septic Services | 5.0★ (1) | 12 mi |
| Quick Fix Septic | 18 mi | |
| Rooterman Drain & Sewer Service | 5.0★ (2) | 8 mi |
| Roy's Sewer Services | 5.0★ (1) | 24 mi |
| Septic Services in Oakland | 14 mi | |
| Sequoia Septic Tank Services | 12 mi | |
| Sewer & Drain Masters | 5 mi | |
| Sewer Master | 9 mi | |
| Sewerinspections | 1 mi | |
| Trinity Oaks Septic Services | 5.0★ (1) | 22 mi |
| Walker Septic Services | 23 mi |
How we ranked Pinole septic service companies
We scored 46 Pinole 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 Pinole 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 Pinole: frequently asked questions
Who is the best septic service company in Pinole?
By CR Score, the highest-ranked septic service company in Pinole, CA is El Sobrante Sewer Repair with a CR Score of 59/100. It has 5.0★ from 118 Google reviews. It is open 7 days a week. American Sanitation Inc (#2) and Ace Plumbing & Rooter, Inc. (#3) follow. We ranked 46 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Pinole?
ContractorsRanked ranks 46 septic service companies serving Pinole, CA. Another 17 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Pinole are open 24/7?
18 ranked septic service companies in Pinole post 24/7 hours. The highest-ranked are GTO. Plumbing and rooter (#4), Mr. Rooter Plumbing of Contra Costa County (#5) and ABC Sewer & Drain (#6). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Pinole work on weekends?
26 of 46 ranked septic service companies post Saturday hours and 19 post Sunday hours. The highest-ranked open Saturdays are El Sobrante Sewer Repair (#1), Ace Plumbing & Rooter, Inc. (#3) and GTO. Plumbing and rooter (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Pinole septic service companies have?
The median Google rating among 46 rated septic service companies in Pinole is 4.8★, with a median of 25 reviews. Ace Plumbing & Rooter, Inc. has the most, 931 reviews, and ranks #3. 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 Pinole count in this ranking?
Yes, if they are within 25 mi of the Pinole 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 Pinole
- November 2026: CR Scores recalculated for 46 septic service companies serving Pinole.
More septic service companies and Pinole pages
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