57/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.5★ from 35 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Cochrane, AB (2026)
18 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Cochrane: Steelhead Ventures Ltd., CR Score 57/100; 4.5★ from 35 Google reviews; open Saturdays until 2 PM.
- 3
Best for emergencies (open 24/7): Mr. Rooter Plumbing of Calgary, posts 24/7 hours; ranked #3 of 18.
- 3
Most-reviewed: Mr. Rooter Plumbing of Calgary, 1,707 Google reviews at 4.8★, the most of 18 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
18 Cochrane septic service companies are ranked here by CR Score, from ten published factors. 7 are open 24/7, 12 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.7★ across 18 rated businesses.
Top 10 septic service companies in Cochrane at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Steelhead Ventures Ltd. | 57 | 4.5★ (35) | Cochrane | Sat | Overall |
| 2 | Flow Zone Water and Vac Services | 56 | 4.3★ (6) | Cochrane | Sat · Sun | — |
| 3 | Mr. Rooter Plumbing of Calgary | 56 | 4.8★ (1,707) | Calgary, 36 km away | 24/7 | Emergencies, Most reviews |
| 4 | Fourwest Trenchless Sewer and Waterline | 55 | 4.4★ (27) | Calgary, 32 km away | 24/7 | — |
| 5 | Mr. P. Potty Ltd. | 55 | 4.3★ (43) | Cochrane | — | — |
| 6 | Ozzys Excavation Services | 54 | 5.0★ (9) | Calgary, 33 km away | 24/7 | — |
| 7 | Cochrane Septic | 54 | 4.6★ (11) | Cochrane | — | — |
| 8 | Mr. Trenchless | Sewer, Water & CIPP Lining | 52 | 5.0★ (39) | Calgary, 36 km away | 24/7 | — |
| 9 | Extreme Pressure Wash | 52 | 5.0★ (3) | Airdrie, 34 km away | 24/7 | — |
| 10 | Sherlock Septic Servies Inc | 52 | 3.0★ (6) | Calgary, 32 km away | 24/7 | — |
The 18 best septic service companies in Cochrane, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Cochrane
56/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.3★ 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 Calgary, 36 km away
56/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 1,707 Google reviews, the most in Cochrane.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Calgary, 32 km away
55/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.4★ from 27 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cochrane
55/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.3★ from 43 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Calgary, 33 km away
54/100CR ScoreRanked #6 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 Cochrane
54/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Calgary, 36 km away
52/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Airdrie, 34 km away
52/100CR ScoreRanked #9 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 Calgary, 32 km away
52/100CR ScoreRanked #10 because of its Google rating and trade focus: 3.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#11 Eagle Septic
Based in Calgary, 28 km away
51/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#12 Water Dr. Inc.
Based in Calgary, 37 km away
51/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.3★ 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 Calgary, 30 km away
50/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 148 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cochrane
49/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Landscaper”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Airdrie, 33 km away
49/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.2★ 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 Calgary, 31 km away
49/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Water damage restoration service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Calgary, 40 km away
48/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Hydrovac Calgary
Based in Calgary, 32 km away
48/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Cochrane
5 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 |
|---|---|---|
| Fourwest Trenchless Water and Sewer Solutions LTD | 32 km | |
| Interceptor Environmental | 33 km | |
| Phoenix Treatment Systems Ltd | 32 km | |
| Upshot Septic & coatings LTD | 32 km | |
| YYC & Area Septic Services | 5.0★ (2) | 28 km |
How we ranked Cochrane septic service companies
We scored 18 Cochrane 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 Cochrane 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 Cochrane: frequently asked questions
Who is the best septic service company in Cochrane?
By CR Score, the highest-ranked septic service company in Cochrane, AB is Steelhead Ventures Ltd. with a CR Score of 57/100. It has 4.5★ from 35 Google reviews. It is open Saturdays until 2 PM. Flow Zone Water and Vac Services (#2) and Mr. Rooter Plumbing of Calgary (#3) follow. We ranked 18 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Cochrane?
ContractorsRanked ranks 18 septic service companies serving Cochrane, AB. 5 of them are based in Cochrane; the rest serve it from nearby towns. Another 5 within 40 km are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Cochrane are open 24/7?
7 ranked septic service companies in Cochrane post 24/7 hours. The highest-ranked are Mr. Rooter Plumbing of Calgary (#3), Fourwest Trenchless Sewer and Waterline (#4) and Ozzys Excavation Services (#6). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Cochrane work on weekends?
12 of 18 ranked septic service companies post Saturday hours and 9 post Sunday hours. The highest-ranked open Saturdays are Steelhead Ventures Ltd. (#1), Flow Zone Water and Vac Services (#2) and Mr. Rooter Plumbing of Calgary (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Cochrane septic service companies have?
The median Google rating among 18 rated septic service companies in Cochrane is 4.7★, with a median of 10 reviews. Mr. Rooter Plumbing of Calgary has the most, 1,707 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 Cochrane count in this ranking?
Yes, if they are within 40 km of the Cochrane 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 Cochrane
- November 2026: CR Scores recalculated for 18 septic service companies serving Cochrane.
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