61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 1,912 Google reviews, the most in Mission Viejo.
Best Septic Service Companies in Mission Viejo, CA (2026)
64 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Mission Viejo: Pristine Plumbing Inc, CR Score 61/100; 4.9★ from 1,912 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Applied Plumbing and Rooter, Inc, posts 24/7 hours; ranked #2 of 64.
- 14
Most-reviewed: Canyon Hills Plumbing, 1,583 Google reviews at 5.0★, the most of 64 ranked after Pristine Plumbing Inc; ranked #14.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
64 Mission Viejo septic service companies are ranked here by CR Score, from ten published factors. 33 are open 24/7, 50 open Saturdays and 37 open Sundays, based on posted hours. The median Google rating is 5.0★ across 64 rated businesses.
Top 10 septic service companies in Mission Viejo at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Pristine Plumbing Inc | 61 | 4.9★ (1,912) | Irvine, 5 mi away | 24/7 | Overall |
| 2 | Applied Plumbing and Rooter, Inc | 60 | 5.0★ (80) | Irvine, 13 mi away | 24/7 | Emergencies |
| 3 | Zoom Drain | 60 | 5.0★ (649) | Irvine, 4 mi away | 24/7 | — |
| 4 | Rightway Septic Tank Pumping | 56 | 4.9★ (231) | Lake Elsinore, 20 mi away | Sat | — |
| 5 | NL Plumbing | 56 | 5.0★ (6) | Santa Ana, 10 mi away | 24/7 | — |
| 6 | LoMonaco Coast Plumbing & Pipelining | 56 | 4.9★ (274) | San Clemente, 11 mi away | 24/7 | — |
| 7 | The Pink Septic Services | 56 | 4.9★ (66) | Los Angeles, 14 mi away | Sat | — |
| 8 | Pristine Plumbing Inc | 56 | 4.9★ (110) | Lake Forest, 5 mi away | 24/7 | — |
| 9 | Awesome Possum Plumbing | 56 | 5.0★ (31) | Lake Elsinore, 23 mi away | 24/7 | — |
| 10 | Jetters 'N' Drains Sewer & Pipe Lining Experts | 55 | 5.0★ (205) | Anaheim, 23 mi away | 24/7 | — |
The 64 best septic service companies in Mission Viejo, 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 Irvine, 13 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”.
#3 Zoom Drain
Based in Irvine, 4 mi away
60/100CR ScoreRanked #3 because of its Google rating and review volume: 5.0★ from 649 Google reviews.
Based in Lake Elsinore, 20 mi away
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 231 Google reviews, listed on Google as “Septic system service”.
#5 NL Plumbing
Based in Santa Ana, 10 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based in San Clemente, 11 mi away
56/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 274 Google reviews.
Based in Los Angeles, 14 mi away
56/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 66 Google reviews, listed on Google as “Septic system service”.
Based in Lake Forest, 5 mi away
56/100CR ScoreRanked #8 because of its Google rating and review volume: 4.9★ from 110 Google reviews.
Based in Lake Elsinore, 23 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Septic system service”.
Based in Anaheim, 23 mi away
55/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 205 Google reviews.
Based in Azusa, 18 mi away
55/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 93 Google reviews, listed on Google as “Plumber”.
Based in Irvine, 9 mi away
55/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 515 Google reviews.
Based in Menifee, 14 mi away
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 50 Google reviews, listed on Google as “Septic system service”.
Based in Lake Elsinore, 24 mi away
55/100CR ScoreRanked #14 because of its Google rating and review volume: 5.0★ from 1,583 Google reviews.
Based in Anaheim, 21 mi away
55/100CR ScoreRanked #15 because of its Google rating and review volume: 4.9★ from 560 Google reviews.
#16 R.G Pumping Inc.
Based in Corona, 18 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.7★ from 23 Google reviews, listed on Google as “Septic system service”.
Based in Dana Point, 6 mi away
54/100CR ScoreRanked #17 because of its Google rating and review volume: 5.0★ from 89 Google reviews.
Based in San Clemente, 11 mi away
54/100CR ScoreRanked #18 because of its Google rating and review volume: 4.9★ from 221 Google reviews.
Based in Corona, 19 mi away
53/100CR ScoreRanked #19 because of its Google rating and review volume: 4.8★ from 316 Google reviews.
Based in Los Angeles, 24 mi away
53/100CR 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 Murrieta, 19 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based in Orange, 18 mi away
53/100CR ScoreRanked #22 because of its Google rating and review volume: 4.8★ from 376 Google reviews.
Based in Los Angeles, 7 mi away
52/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based in Menifee, 23 mi away
52/100CR ScoreRanked #24 because of its Google rating and trade focus: 3.9★ from 11 Google reviews, listed on Google as “Septic system service”.
Based in Santa Ana, 9 mi away
52/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.
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 64 ranked septic service companies here; the rest are on their profiles.
Also serving Mission Viejo
19 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 Speedy Rooter & Plumbing | 15 mi | |
| Advanced Pipe Services | 17 mi | |
| All Around Underground Contractors, Inc | 5.0★ (2) | 18 mi |
| C & A Cesspool & Septic Tank Services | 18 mi | |
| Classic AgriMed | 7 mi | |
| Expert septic sewer drain service | 14 mi | |
| Malibu - Septic, Inc. | 8 mi | |
| Mobile Harbor Services | 5.0★ (1) | 12 mi |
| Quality Pumping Services inc. | 5.0★ (2) | 24 mi |
| Quick Fix Septic | 24 mi | |
| RC&P Rooter service | 23 mi | |
| Riverside Septic System Services | 5.0★ (2) | 24 mi |
| Santa Ana Plumbing & Sewer Repair Services | 16 mi | |
| Septic Services in Irvine | 4 mi | |
| Sewer King | 5.0★ (1) | 18 mi |
| SoCal Sewer Inspections LLC | 7 mi | |
| The Home Depot | 4.2★ (1,180) | In Mission Viejo |
| Wright Septic Tank Services | 5.0★ (1) | 20 mi |
| Xtreme Sewer and Drains | 5.0★ (1) | 7 mi |
How we ranked Mission Viejo septic service companies
We scored 64 Mission Viejo 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 Mission Viejo 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 Mission Viejo: frequently asked questions
Who is the best septic service company in Mission Viejo?
By CR Score, the highest-ranked septic service company in Mission Viejo, CA is Pristine Plumbing Inc with a CR Score of 61/100. It has 4.9★ from 1,912 Google reviews. It is open 24/7. Applied Plumbing and Rooter, Inc (#2) and Zoom Drain (#3) follow. We ranked 64 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Mission Viejo?
ContractorsRanked ranks 64 septic service companies serving Mission Viejo, CA. Another 19 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Mission Viejo are open 24/7?
33 ranked septic service companies in Mission Viejo post 24/7 hours. The highest-ranked are Pristine Plumbing Inc (#1), Applied Plumbing and Rooter, Inc (#2) and Zoom Drain (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Mission Viejo work on weekends?
50 of 64 ranked septic service companies post Saturday hours and 37 post Sunday hours. The highest-ranked open Saturdays are Pristine Plumbing Inc (#1), Applied Plumbing and Rooter, Inc (#2) and Zoom Drain (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Mission Viejo septic service companies have?
The median Google rating among 64 rated septic service companies in Mission Viejo is 5.0★, with a median of 26 reviews. Pristine Plumbing Inc has the most, 1,912 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 Mission Viejo count in this ranking?
Yes, if they are within 25 mi of the Mission Viejo 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 Mission Viejo
- November 2026: CR Scores recalculated for 64 septic service companies serving Mission Viejo.
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