61/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.7★ from 35 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Best Septic Service Companies in Nanaimo, BC (2026)
22 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Nanaimo: Request Holdings Ltd., CR Score 61/100; 4.7★ from 35 Google reviews.
- 2
Best for emergencies (open 24/7): SP Pump & Septic Tank Service, posts 24/7 hours; ranked #2 of 22.
- 4
Most-reviewed: Roto-Rooter Plumbing & Drain Cleaning, 147 Google reviews at 4.7★, the most of 22 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
22 Nanaimo septic service companies are ranked here by CR Score, from ten published factors. 5 are open 24/7, 13 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 5.0★ across 22 rated businesses.
Top 10 septic service companies in Nanaimo at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Request Holdings Ltd. | 61 | 4.7★ (35) | Nanaimo | — | Overall |
| 2 | SP Pump & Septic Tank Service | 61 | 5.0★ (8) | Nanaimo | 24/7 | Emergencies |
| 3 | Arbutus Septic Inc. | 60 | 5.0★ (9) | Nanaimo | Sat · Sun · Evenings | — |
| 4 | Roto-Rooter Plumbing & Drain Cleaning | 59 | 4.7★ (147) | Nanaimo | Sat · Sun | Most reviews |
| 5 | Shoreline Septic | 59 | 4.8★ (19) | North Cowichan, 27 km away | 24/7 | — |
| 6 | Complete Septic | 58 | 5.0★ (6) | Courtenay, 11 km away | 24/7 | — |
| 7 | VI REEL Septic & Excavation | 58 | 5.0★ (20) | Nanaimo | — | — |
| 8 | Drain Dr. 2025 | 57 | 5.0★ (15) | Nanaimo | — | — |
| 9 | True Wastewater Septic Services | 57 | 5.0★ (6) | Nanaimo | Sat | — |
| 10 | Van Isle Septic Services | 57 | 4.4★ (14) | Ladysmith, 13 km away | — | — |
The 22 best septic service companies in Nanaimo, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Nanaimo
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
59/100CR ScoreRanked #4 because of its Google rating and review volume: 4.7★ from 147 Google reviews, the most in Nanaimo.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Cowichan, 27 km away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ 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 Courtenay, 11 km away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
57/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ladysmith, 13 km away
57/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.4★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#11 Septic365
Based in Parksville, 31 km away
56/100CR ScoreRanked #11 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 Nanaimo
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.7★ 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 Nanaimo
55/100CR ScoreRanked #13 because of its Google rating and review volume: 5.0★ from 31 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Parksville, 32 km away
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Parksville, 34 km away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Nanaimo
54/100CR ScoreRanked #16 because of its Google rating and review volume: 4.7★ from 25 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Nanaimo
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Armoured Septic
Based in Parksville, 34 km away
52/100CR ScoreRanked #18 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 Parksville, 36 km away
51/100CR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 21 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
50/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
50/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Hot tub repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nanaimo
49/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.4★ from 9 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Nanaimo
7 more septic service companies within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| CanJet Drain Cleaning | 5.0★ (1) | In Nanaimo |
| Care-full Services | 5.0★ (1) | 17 km |
| Columbia Septic & Treatment | 32 km | |
| Flay Contracting | 5.0★ (1) | 39 km |
| Gibson Wastewater Solutions | 29 km | |
| Groess Environmental Services | 5.0★ (5) | In Nanaimo |
| Westwood Environmental | In Nanaimo |
How we ranked Nanaimo septic service companies
We scored 22 Nanaimo 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 Nanaimo 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 Nanaimo: frequently asked questions
Who is the best septic service company in Nanaimo?
By CR Score, the highest-ranked septic service company in Nanaimo, BC is Request Holdings Ltd. with a CR Score of 61/100. It has 4.7★ from 35 Google reviews. SP Pump & Septic Tank Service (#2) and Arbutus Septic Inc. (#3) follow. We ranked 22 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Nanaimo?
ContractorsRanked ranks 22 septic service companies serving Nanaimo, BC. 14 of them are based in Nanaimo; the rest serve it from nearby towns. Another 7 within 40 km are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Nanaimo are open 24/7?
5 ranked septic service companies in Nanaimo post 24/7 hours. The highest-ranked are SP Pump & Septic Tank Service (#2), Shoreline Septic (#5) and Complete Septic (#6). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Nanaimo work on weekends?
13 of 22 ranked septic service companies post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are SP Pump & Septic Tank Service (#2), Arbutus Septic Inc. (#3) and Roto-Rooter Plumbing & Drain Cleaning (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Nanaimo septic service companies have?
The median Google rating among 22 rated septic service companies in Nanaimo is 5.0★, with a median of 12 reviews. Roto-Rooter Plumbing & Drain Cleaning has the most, 147 reviews, and ranks #4. 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 Nanaimo count in this ranking?
Yes, if they are within 40 km of the Nanaimo city centre, 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 Nanaimo
- November 2026: CR Scores recalculated for 22 septic service companies serving Nanaimo.
More septic service companies and Nanaimo pages
Septic service companies near Nanaimo
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