(1) Echo Lake is located in Flathead County.

(2) Echo Lake is limited to a controlled no wake speed, as defined in ARM 12.11.101(1), except for the following areas:

(a) the upper three islands in the southwest corner of section 5, approximately 1/4 mile southeast of the entrance of Blackies Bay;

(b) the narrow corridor that serves as the entrance and exit to Blackies Bay located in the northwest corner of Echo Lake; and

(c) the narrow corridor that serves as the entrance and exit to Causeway Bay located in the northeast corner of Echo Lake.