0001047469-10-007254 10-Q 5 20100630 20100809 20100809 ATLANTIC POWER CORP 0001419242 4900 550886410 A1 1231 10-Q 34 001-34691 101002274 200 CLARENDON STREET FLOOR 25 BOSTON MA 02116 617-977-2701 200 CLARENDON STREET FLOOR 25 BOSTON MA 02116 10-Q 1 a2199760z10-q.htm 10-Q EX-31.1 2 a2199760zex-31_1.htm EX-31.1 EX-31.2 3 a2199760zex-31_2.htm EX-31.2 EX-32.1 4 a2199760zex-32_1.htm EX-32.1 EX-32.2 5 a2199760zex-32_2.htm EX-32.2