We track 12 dive operators in Thetford Mines Quarries. 7 teach certification courses (9 PADI). The biggest cluster is around Quebec, with 3. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.

Plongée Sous-Marine Nautilus is a PADI 5 Star IDC Resort that has been a leading dive center in the Quebec City region since 1998. They offer a wide range of PADI courses from beginner to instructor levels, as well as technical diving courses. The shop also provides equipment sales, rentals, and servicing, and has a dive club and organizes dive travel.
La Scubathèque Inc. is a PADI 5-star dive center and one of the largest dive shops in Eastern Canada, offering a wide range of scuba and freediving equipment. They provide PADI recreational and technical diving courses, equipment rental, and servicing. The store emphasizes professional customer service in a friendly environment.
Plongée Capitale is a PADI 5-star IDC center with over 25 years of experience in dive training. They offer a wide range of PADI courses, from beginner to professional levels, including technical diving and rebreather courses. The shop also provides equipment sales, rentals, and servicing, and emphasizes small groups and safety.
Plongée Flintkote is a former mine site in Thetford Mines that serves as a diving and freediving location. The site features deep water with underwater attractions including submerged objects and rock formations. Facilities include picnic tables, toilets, and camping options.
La Scubathèque is a dive center located in L'Ancienne-Lorette, Quebec. They offer a comprehensive range of services including PADI courses, equipment sales, rentals, and technical diving. Their facility includes a dive pool for training.
Plongee Nautilus is a dive center located in Quebec City, Quebec. They offer PADI courses, equipment sales, and service. Their website emphasizes diver training and exploration.
YRVA is a dive center located in Quebec City, Quebec. They offer PADI certification courses, equipment sales, and service. Their website also highlights dive travel opportunities.
Sport-Action Plus is a dive center located in Sainte-Catherine, Quebec. They offer scuba diving courses, equipment sales, and rentals. The website suggests a strong emphasis on diver training and community.
Plongée Aqua-Mundo is a sports activity location in Sherbrooke, Quebec, with a Google rating of 4.5 from 39 reviews. It is operational and offers services such as equipment rental and courses.
Plongée XL is a dive center located in Victoriaville, Quebec. They offer a range of services including equipment sales, rentals, and training. Their website indicates a focus on recreational diving and equipment maintenance.
The 8 highest-ranked of 12. How Fin Rank works
| Rank | Operator | TripAdvisor | Try dive | Agencies | Website | |
|---|---|---|---|---|---|---|
| 1 | 4.8(96) | 4.6 | none | PADI | Visit |
Which centres run each site, named on their own websites or confirmed by the owner.

Fin lists 12 dive operators in Thetford Mines Quarries, with the biggest cluster around Quebec. 7 of them run certification courses.
PADI is the most common agency (9 centres).
Operators are sorted by Fin Rank, a 100-point profile strength score: contact details, what they offer, the dive sites they run, their Google reputation, whether the owner has claimed the listing, and whether their own website links to Fin. 0 listings here are owner-verified. The formula is published in full on the Fin Rank page.
| 2 | Scubathèque Inc (La) | 4.7(119) | none | none | PADI | Visit |
| 3 | Plongée Capitale | 4.5(81) | none | none | PADI | Visit |
| 4 | Plongée Flintkote | 4.7(50) | none | none | none | Visit |
| 5 | La Scubathèque | 4.7(31) | none | none | PADI | Visit |
| 6 | Nautilus | 4.7(24) | none | none | PADI | none |
| 7 | YRVA | 4.7(24) | none | none | PADI | none |
| 8 | Sport-Action Plus | 4.7(14) | none | none | PADI | none |