Skip to content
ContractorsRanked

Best Septic Service Companies in Clarence-Rockland, ON (2026)

24 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Clarence-Rockland: Sanivac, CR Score 59/100; 4.7★ from 157 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Aqua Drain Sewer Services, posts 24/7 hours; ranked #2 of 24.

  3. 4

    Most-reviewed: Mr. Rooter Plumbing of Ottawa, 1,773 Google reviews at 4.7★, the most of 24 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

24 Clarence-Rockland septic service companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 9 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.9★ across 24 rated businesses.

Top 10 septic service companies in Clarence-Rockland at a glance

Top 10 septic service companies in Clarence-Rockland at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Sanivac594.7★ (157)Ottawa, 22 km away24/7Overall
2Aqua Drain Sewer Services574.3★ (88)Clarence-Rockland24/7Emergencies
3Brazeau Sanitation574.9★ (72)Ottawa, 17 km awaySat—
4Mr. Rooter Plumbing of Ottawa564.7★ (1,773)Ottawa, 30 km away24/7Most reviews
5SB Infrastructure565.0★ (12)Clarence-RocklandSat—
6Lamoureux Pumping Inc534.5★ (68)Ottawa, 28 km awaySat—
7Pompage De Fosses Septiques Pl534.9★ (52)Ottawa, 26 km away——
8Septique DD534.9★ (147)Ottawa, 38 km away——
9Paquette Excavation & Renovation Inc.534.2★ (26)Clarence-Rockland24/7—
10Aqua Pompes Plus525.0★ (37)Ottawa, 26 km away——

The 24 best septic service companies in Clarence-Rockland, 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.

  1. Ranked #1 in Clarence-Rockland

    #1 Sanivac

    Based in Ottawa, 22 km away

    59/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.7★ from 157 Google reviews, listed on Google as “Septic system service”.

    • 4.7★ from 157 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    171 Rue Poupore, Gatineau, QC J8R 3Z5
    View profile for Sanivac(819) 663-0691

  3. #3 Brazeau Sanitation

    Based in Ottawa, 17 km away

    57/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 72 Google reviews, listed on Google as “Septic system service”.

    • 4.9★ from 72 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 8 AM–12 PM · Sun closed
    Address
    3715 Labelle Rd, Bourget, ON K0A 1E0
    View profile for Brazeau Sanitation(613) 487-3954

  5. #5 SB Infrastructure

    Based in Clarence-Rockland

    56/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.

    • 5.0★ from 12 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat 7 AM–12 PM · Sun closed
    Address
    1669 Brazeau Rd, Clarence-Rockland, ON K0A 1N0
    View profile for SB Infrastructure(613) 608-4824

  6. #6 Lamoureux Pumping Inc

    Based in Ottawa, 28 km away

    53/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.5★ from 68 Google reviews, listed on Google as “Septic system service”.

    • 4.5★ from 68 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 7 AM–1 PM · Sun closed
    Address
    758 Rte 400, Casselman, ON K0A 1M0
    View profile for Lamoureux Pumping Inc(613) 764-3360

  8. #8 Septique DD

    Based in Ottawa, 38 km away

    53/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.9★ from 147 Google reviews, listed on Google as “Septic system service”.

    • 4.9★ from 147 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    55 Chemin Industriel, Val-des-Monts, Quebec J8N 0L7
    View profile for Septique DD(819) 790-9611

  10. #10 Aqua Pompes Plus

    Based in Ottawa, 26 km away

    52/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Septic system service”.

    • 5.0★ from 37 Google reviews
    Hours
    Mon–Fri 7 AM–3 PM · Sat–Sun closed
    Address
    1704 du Carrefour, Val-des-Monts, Quebec J8N 7E9
    View profile for Aqua Pompes Plus(819) 671-3877

  12. #12 JDS Earthworks

    Based in Ottawa, 26 km away

    51/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Septic system service”.

    • 5.0★ from 16 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    320 Entrepreneur Crescent, Ottawa, ON K0A 1K0
    View profile for JDS Earthworks(343) 342-4330

  14. #14 Constructelle

    Based in Clarence-Rockland

    50/100CR Score

    Ranked #14 because of its Google rating and review volume: 4.9★ from 50 Google reviews.

    • 4.9★ from 50 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    77 Chemin des Cantonniers, L'Ange-Gardien, Quebec J8L 0Z9
    View profile for Constructelle(819) 412-0022

  15. #15 4B excavation & septic

    Based in Clarence-Rockland

    50/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Excavating contractor”.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–12 PM · Sun closed
    Address
    Laurier St, Clarence-Rockland, ON K4K 1C1
    View profile for 4B excavation & septic(613) 880-8875

  21. #21 Daniel Excavating

    Based in Ottawa, 35 km away

    47/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    5650 Power, Ottawa, ON K1G 3N4
    View profile for Daniel Excavating(613) 295-2943

  22. #22 Asphalte Raymond Inc

    Based in Clarence-Rockland

    46/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Demolition contractor”.

    • 4.3★ from 6 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    635 Rang St Joseph E, Saint-André-Avellin, QC J0V 1W0
    View profile for Asphalte Raymond Inc(819) 983-2223

Also serving Clarence-Rockland

12 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.

Unranked septic service companies serving Clarence-Rockland
BusinessGoogle ratingDistance
Brocc Excavation LTD5.0★ (2)37 km
Camera Septique5.0★ (1)37 km
Cleanflow Ottawa Septic5.0★ (1)34 km
Design Septique JLF Julie Fauvelle5.0★ (1)39 km
Guy Courchesne Excavation5.0★ (1)20 km
MD Excavation5.0★ (12)In Clarence-Rockland
Ottawa Septic And Excavating14 km
Ottawa Septic Systems5.0★ (2)8 km
Poupart Development Ltd4.1★ (11)In Clarence-Rockland
S&S Excavation3.7★ (3)In Clarence-Rockland
Septic Service Ottawa38 km
Soluo Outaouais5.0★ (1)21 km

How we ranked Clarence-Rockland septic service companies

We scored 24 Clarence-Rockland 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Clarence-Rockland data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in Clarence-Rockland: frequently asked questions

Who is the best septic service company in Clarence-Rockland?

By CR Score, the highest-ranked septic service company in Clarence-Rockland, ON is Sanivac with a CR Score of 59/100. It has 4.7★ from 157 Google reviews. It is open 24/7. Aqua Drain Sewer Services (#2) and Brazeau Sanitation (#3) follow. We ranked 24 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Clarence-Rockland?

ContractorsRanked ranks 24 septic service companies serving Clarence-Rockland, ON. 7 of them are based in Clarence-Rockland; the rest serve it from nearby towns. Another 12 within 40 km are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in Clarence-Rockland are open 24/7?

4 ranked septic service companies in Clarence-Rockland post 24/7 hours. The highest-ranked are Sanivac (#1), Aqua Drain Sewer Services (#2) and Mr. Rooter Plumbing of Ottawa (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Clarence-Rockland work on weekends?

9 of 24 ranked septic service companies post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are Sanivac (#1), Aqua Drain Sewer Services (#2) and Brazeau Sanitation (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Clarence-Rockland septic service companies have?

The median Google rating among 24 rated septic service companies in Clarence-Rockland is 4.9★, with a median of 21 reviews. Mr. Rooter Plumbing of Ottawa has the most, 1,773 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 Clarence-Rockland count in this ranking?

Yes, if they are within 40 km of the Clarence-Rockland 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 Clarence-Rockland

  1. November 2026: CR Scores recalculated for 24 septic service companies serving Clarence-Rockland.

More septic service companies and Clarence-Rockland pages

Other trades in Clarence-Rockland