B. St. Croix River, tributaries, those waters lying within the State - Class B unless otherwise specified.

(1) All tributaries entering upstream from the dam at Calais, the drainage areas of which are wholly within the State - Class A unless otherwise classified.

(2) Tomah Stream - Class AA.

(3)__Monument Brook - Class A.

(4)__Waters connecting the Chiputneticook Lakes, including The Thoroughfare, Forest City Stream and Mud Lake Stream - Class A.

Sec. 17. 38 MRSA §467, sub-§15, ¶C, as amended by PL 1999, c. 277, §§18 and 19, is further amended to read:

C. Aroostook River Drainage.

(1) Aroostook River, main stem.

(a) From the confluence of Millinocket Stream and Munsungan Stream to the Route 11 bridge - Class AA.

(b) From the Route 11 bridge to the Sheridan Dam - Class B.

(c) From the Sheridan Dam to its confluence with Presque Isle Stream, including all impoundments - Class B.

(d) From its confluence with Presque Isle Stream to a point located 3.0 miles upstream of the intake of the Caribou water supply, including all impoundments - Class C.

(e) From a point located 3.0 miles upstream of the intake of the Caribou water supply to a point located 100 yards downstream of the intake of the Caribou water supply, including all impoundments - Class B.

(f) From a point located 100 yards downstream of the intake of the Caribou water supply to the