60/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.6★ from 45 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Fontana, CA (2026)
95 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Fontana: Aaa septic pumping, CR Score 60/100; 4.6★ from 45 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Urgent Septic Solutions, posts 24/7 hours; ranked #2 of 95.
- 3
Most-reviewed: Option One Plumbing, 3,017 Google reviews at 4.8★, the most of 95 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
95 Fontana septic service companies are ranked here by CR Score, from ten published factors. 56 are open 24/7, 77 open Saturdays and 61 open Sundays, based on posted hours. The median Google rating is 4.8★ across 95 rated businesses.
Top 10 septic service companies in Fontana at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Aaa septic pumping | 60 | 4.6★ (45) | Fontana | 24/7 | Overall |
| 2 | Urgent Septic Solutions | 60 | 5.0★ (80) | Los Angeles, 9 mi away | 24/7 | Emergencies |
| 3 | Option One Plumbing | 59 | 4.8★ (3,017) | Rancho Cucamonga, 8 mi away | 24/7 | Most reviews |
| 4 | Countywide Septic Pumping LLC | 59 | 4.5★ (120) | Jurupa Valley, 9 mi away | 24/7 | — |
| 5 | Mr. Rooter Plumbing of The Inland Empire | 59 | 4.8★ (588) | Fontana | 24/7 | — |
| 6 | County Wide Septic Pumping | 59 | 5.0★ (11) | Bloomington, 3 mi away | 24/7 | — |
| 7 | Mr. Rooter Plumbing of San Bernardino | 58 | 4.8★ (1,351) | Colton, 6 mi away | 24/7 | — |
| 8 | Foureverfresh Septic & Sewer Solutions | 58 | 5.0★ (21) | San Bernardino, 8 mi away | 24/7 | — |
| 9 | On Site Septic & Grease Pumping | 58 | 4.9★ (72) | Riverside, 16 mi away | 24/7 | — |
| 10 | A-1 Pumping Services | 58 | 4.2★ (40) | Fontana | Sat · Sun · Evenings | — |
The 95 best septic service companies in Fontana, 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 Los Angeles, 9 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Septic system service”.
Based in Rancho Cucamonga, 8 mi away
59/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 3,017 Google reviews, the most in Fontana.
Based in Jurupa Valley, 9 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.5★ from 120 Google reviews, listed on Google as “Septic system service”.
Based in Fontana
59/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 588 Google reviews.
Based in Bloomington, 3 mi away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based in Colton, 6 mi away
58/100CR ScoreRanked #7 because of its Google rating and review volume: 4.8★ from 1,351 Google reviews.
Based in San Bernardino, 8 mi away
58/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Septic system service”.
Based in Riverside, 16 mi away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 72 Google reviews, listed on Google as “Septic system service”.
Based in Fontana
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.2★ from 40 Google reviews, listed on Google as “Septic system service”.
Based in San Bernardino, 10 mi away
57/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 881 Google reviews.
Based in Rancho Cucamonga, 11 mi away
57/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 756 Google reviews.
Based in San Bernardino, 8 mi away
57/100CR ScoreRanked #13 because of its Google rating and review volume: 4.8★ from 590 Google reviews.
Based in Rancho Cucamonga, 7 mi away
57/100CR ScoreRanked #14 because of its Google rating and review volume: 4.9★ from 354 Google reviews.
Based in Los Angeles, 11 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.
Based in Hesperia, 24 mi away
56/100CR ScoreRanked #16 because of its Google rating and review volume: 5.0★ from 622 Google reviews.
Based in Riverside, 8 mi away
56/100CR ScoreRanked #17 because of its Google rating and review volume: 4.8★ from 433 Google reviews.
Based in Rancho Cucamonga, 8 mi away
56/100CR ScoreRanked #18 because of its Google rating and review volume: 5.0★ from 219 Google reviews.
Based in Ontario, 13 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based in Los Angeles, 15 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based in Calimesa, 5 mi away
55/100CR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 94 Google reviews.
Based in Victorville, 16 mi away
55/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 40 Google reviews, listed on Google as “Septic system service”.
Based in Los Angeles, 4 mi away
55/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Septic system service”.
Based in Menifee, 24 mi away
55/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Septic system service”.
Based in Azusa, 18 mi away
55/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 93 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 95 ranked septic service companies here; the rest are on their profiles.
Also serving Fontana
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 |
|---|---|---|
| Atlantis Pumping, LLC | 10 mi | |
| Certified septic | 9 mi | |
| CR Plumbing & Drain Cleaning LLC | 5.0★ (18) | In Fontana |
| DP Plumbing & Sewer INC | 16 mi | |
| Frank's Pumping | 1.0★ (1) | 15 mi |
| Guzman Septic Services Corp | 5.0★ (2) | In Fontana |
| Liz Septic | 5.0★ (2) | 11 mi |
| Mg plumbing and septic repair Llc | 5.0★ (2) | 6 mi |
| Nazco Geotechnical Engineering | 4.0★ (1) | 10 mi |
| Neighborhood Pumping | 9 mi | |
| Penny Plumbing | 12 mi | |
| Quality Pumping Services inc. | 5.0★ (2) | 13 mi |
| Quick Fix Septic | 13 mi | |
| Renowned Plumbing & Rooter | 14 mi | |
| S.S. Construction and Pumping | 10 mi | |
| Septic Pumping/ bombeo séptico | 4 mi | |
| Socal Sewer Plumbing Contractor INC | 13 mi | |
| United Site Services | 7 mi | |
| West Coast Environmental Services Inc. | 13 mi | |
| White House Septic Tank Pumping | 9 mi |
How we ranked Fontana septic service companies
We scored 95 Fontana 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 Fontana 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 Fontana: frequently asked questions
Who is the best septic service company in Fontana?
By CR Score, the highest-ranked septic service company in Fontana, CA is Aaa septic pumping with a CR Score of 60/100. It has 4.6★ from 45 Google reviews. It is open 24/7. Urgent Septic Solutions (#2) and Option One Plumbing (#3) follow. We ranked 95 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Fontana?
ContractorsRanked ranks 95 septic service companies serving Fontana, CA. 4 of them are based in Fontana; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Fontana are open 24/7?
56 ranked septic service companies in Fontana post 24/7 hours. The highest-ranked are Aaa septic pumping (#1), Urgent Septic Solutions (#2) and Option One Plumbing (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Fontana work on weekends?
77 of 95 ranked septic service companies post Saturday hours and 61 post Sunday hours. The highest-ranked open Saturdays are Aaa septic pumping (#1), Urgent Septic Solutions (#2) and Option One Plumbing (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Fontana septic service companies have?
The median Google rating among 95 rated septic service companies in Fontana is 4.8★, with a median of 26 reviews. Option One Plumbing has the most, 3,017 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 Fontana count in this ranking?
Yes, if they are within 25 mi of the Fontana 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 Fontana
- November 2026: CR Scores recalculated for 95 septic service companies serving Fontana.
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