123. The authorization holder may not position the casing head of a well(1) in lac Témiscamingue, including the mouths of other communicating watercourses;
(2) in lac des Deux Montagnes, situated in the Municipalité régionale de comté Deux-Montagnes;
(3) in lac Memphrémagog;
(4) in lac Saint-Jean, situated mainly in regional county municipalities of Lac-Saint-Jean-Est and Domaine-du-Roy;
(5) in rivière des Outaouais, from lac Témiscamingue to the St. Lawrence River;
(6) in the Beauharnois canal;
(7) in the Lachine canal;
(8) in rivière des Milles Îles;
(9) in rivière des Prairies, situated mainly in Municipalité régionale de comté Les Moulins;
(10) in rivière Richelieu, situated mainly in Municipalité régionale de comté Pierre-De Saurel;
(11) in rivière Saint-Maurice, from the Shawinigan dam to the St. Lawrence River;
(12) in rivière Saguenay, from lac Saint-Jean to the St. Lawrence River;
(13) in the St. Lawrence River;
(14) in the Baie de Gaspé;
(15) in the Baie des Chaleurs; and
(16) in the Baie La Malbaie, situated in the Municipalité régionale de comté Le Rocher-Percé.