Lake MemphremagogQuebec


Dive site characteristics

Types Shipwreck dive Deep dive Cliff dive Night dive
Conditions Visibility more or less reduced Thermocline or cold water
Providers Parking Boat ramp Restaurant Swimming Picnic tables W.C. Bathroom Shower
Planning Rescue in case of emergency Weather conditionsFerries scheduleRoad conditionsRoad maps

Diving notes

The picture on the left shows the wharf at Georgeville. The central picture shows the wharf at Knowlton Landing. The picture on the right shows the lower part of the Knowlton’s wharf making the entry more easy.

At the Knowlton, diving is permitted directly from the wharf. At Georgevile, diving is forbidden from the wharf and you must wear your gear in the parking lot (no where else please). Georgeville is a village with a high population density, please respect the quietness of the place.

The diver make his entry from a boat except otherwise indicated. Water is clear during morning hours and muddling during the afternoon according to season and boat navigation. Due to boat traffic, it is highly recommended to bring a dive flag with you. The lake makes 40km in lenght.

Please take note that showers are only available at the municipal beach of Magog.

Entry points


Note: directions are accurate as possible. You should dive with someone who knows the lake.

  Depth   Site  Characteristics
To display on Google map, click on the link
130′Quai de Knowlton LandingDirect access to the lake, ideal for beginners. Watch the angling lines: have a diver knife.
25-30′Pointe Ritchie Ritchie Point, anchorage by 10′ over a large plateau scattered with large rocks and plants. The depth varies from 5 to 30′ and has a triangular shape. At one extremity there is a very impressive cliff with plateau and dark smooth rock faces which gives a total emptiness sensation. At the other extremity at about 15′, a spectacular rock formation which has to be seen.
315-60′Falaise FrançoiseFrançoise cliff, anchorage by 10′ on a smooth slope down to 15′ where begins a cliff plunging down to 60′. Fishes and plants.
410-50′Falaise Hélène Helen cliff, anchorage by 10′ on a rocky bottom. Follow the smooth slope down to 20′ in the South direction in order to find a 1st ridge followed by a 2nd one. Interesting relief on the lake bed.
5?Gibraltar Informations to come.
65-15′Les Hauts-Fonds Merriman Anchorage by 10′. Surprising site which has diversified formations. Depth varying from 5 to 15′.
710-20′L’Île Lord Lors Island, anchorage by 10′ a bit North from the island. Ridges with a half moon shape having in its center a rock formation.
815-20′Falaise Richard Previously known as the Aquarium site has been renamed in honor of Richard Thouin. Anchorage by 15′ directly on a small wood boat 15′ long. Fishes can be seen. Submarine plateau with ridges. The Falaise Christiane (Christiane Cliff) is on the West side of the wreck.
930-60′Falaise Mudge Mudge cliff, anchorage by 30′ on a smooth slope of 60′ where starts a cliff. Large quartz chalky lines can be seen. In the North direction, you can dive around large rocks and find many divers objects. Toward the shore there is muddy bottom with a lot of fishes.
1060-70′Falaise Paul Paul cliff, anchorage by 60′ near a cliff facing West with a North-South aspect. A very abrupt cliff of more than 100′ deep where some picks are at 30 or 40′ deep from the surface water.
1120-30′Falaise Nathalie Nathalie cliff, anchrorage by 20′ near a small pontoon wreck of 20′ long. Large plateau on the East side with a lot of fishes near the wreck. On the West side there is an abrupt cliff with crevices and a small underwater cave oriented in the North-South axle.
1215-20′Le Quai submergé Immersed wharf, anchorage by 4′ directly over the submerged wharf which was used for boats travelling from New-Port and Magog. The upper part is not visible anymore but the rest is intact.
1350-70′Falaise Michel Michel cliff, anchorage by 60′ near a cliff facing West with a North-South aspect. An abrupt cliff of more than 100′ deep. You can go over the plateau which has a bottom varying from 50 to 70′ deep.
14?Falaise Annie Annie cliff, anchorage by 18′ on the edge of the cliff 50′ from the shore. Smooth slope from the shore down to 20′ deep followed by an abrupt cliff which plunges to 100′ deep. Near the shore, fishes can be seen in less 10′ of water.
1530-70′Falaise Roger Roger cliff, anchorage by 30′ on a smooth slope down to 70′ where starts a cliff plunging to 100′ deep.
1630-35′Falaise Mélissa Melissa cliff, anchorage by 30′ on a smooth slope down to 60′ deep where starts a cliff plunging to 100′ deep.
1715-100′Falaise MacPherson MacPherson cliff, anchorage by 15′ on a pick with a horse shoe shape. The inner deep varies from 5 to 40′ deep. Outside, the cliff has an abrupt slope which plunges to more than 100′ deep.
18?Pointe Jewett Informations to come.
1930-50′Falaise Molson Molson cliff, anchorage by 30′ on a slope of 40′ where starts an abrupt cliff in the East-West axle which plunges very deeply. The cliff has a special structure. At its head in front of the island, there is an old buoy which lying on its side. Fishes can be seen near the island.
20?Falaise Owl Head Owl Head cliff, difficult anchorage over an abrupt slope which starts right on the edge. A vertical wall which goes very deep without any plateau. At each extremity you can go over a plateau a low depth before going to the wall where many dead trees lie down.
2120-50′?Cap St-Martin St-Martin Cap, anchorage by 25′ on a slope plunging down to 50′ toward the interior of the bay with a accidented bottwom. Going outside the bay in the East direction, there is rocky slope which plunges very deeply. The name of the point has been given after a diver lost his life for unexplained reasons. On the other point in the South direction, the cliff is spectacular by its shapes and stairway.
22?Cap St-Martin St-Martin Cap, anchorage by 25′ on a slope plunging down to 50′ toward the interior of the bay with a accidented bottwom. Going outside the bay in the East direction, there is rocky slope which plunges very deeply. The name of the point has been given after a diver lost his life for unexplained reasons. On the other point in the South direction, the cliff is spectacular by its shapes and stairway.
2330-50′La Tuque Woolen cap, anchorage by 30′. The name is related to its shape. Located in the middle of the Sergent Bay with depth reaching over 200′ deep. Fishes can seen on the top. In the North direction. a smooth slope can be seen and a stairway shape on the East side and more abrupt on the South and West sides (Jocelyne cliff) On the South-East flank at about 50′ deep there a moter boats shipwreck of 15′ long.
2415-30′La charrette The wagon, anchorage by 10′ on the edge of a cliff . An easy site regarding orientation and ideal for beginner’s where many stairway plateau have a not so muddy bottom. At the 1st 15′ plateau, plants and fishes can be seen. At the 2nd at 30′, there is a wharf structure built on large wagon wheels (which explains its name). Unfortunately, the whole structure has been torn down in many pieces.
2515-100′Le Cimetière The Cimetary, anchorage by 10′. Its name is due to the presence of a large number of flat rocks looking like tumbstones. Four courses are possibles. The 1st one is to follow the shore line at a depth of 15′. The 2nd one goes from the bay over a rocky tongue which starts at 20′ down to 50′ while its sides plunges very deep. A 3rd one is to continue the 1st one toward the bay where a cliff plunges to a depthe more than 100′ deep. A 4th one is to take the 1st course outside of the bay. The one offers a rocky dunes varying in depth of 15 up 50′ deep.

Driving directions

From Montreal take highway 10, toward Sherbrooke. Take exit 118 leading to Magog. From there you may go to one or the other area on the lake.


To Knowlton Landing

For the Knowlton Landing wharf, from Magog take Route du Lac and turn left on the Cooledge road, turn left on the Mountain road. You must then pass the Yatch Club St-Benoit. At the road crossing of Knowlton Landing and de la Pointe continue up to the wharf.


To Georgeville

For Georgeville, from Magog, continue heading South on 247 road for about 14km. After the sign announcing the village, turn right on the 2nd street past the park. The public parking lot is on your left. You may stop near the wharf for unloading or loading your gear but there is no question of leaving your vehicule on any street (unless you want to add up some fees to your dive).



Diver’s services

Providers Address Phone Services
Plongée Nordsud  45, rue Cate
Sherbrooke
450 778-3408 charter

© Copyright 1999-2016, Michel Robitaille. All rights reserved.