<SEC-DOCUMENT>0001104659-21-066492-index.html : 20210514
<SEC-HEADER>0001104659-21-066492.hdr.sgml : 20210514
<ACCEPTANCE-DATETIME>20210514092029
ACCESSION NUMBER:		0001104659-21-066492
CONFORMED SUBMISSION TYPE:	POS AM
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210514
DATE AS OF CHANGE:		20210514

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ATLANTIC POWER CORP
		CENTRAL INDEX KEY:			0001419242
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC, GAS & SANITARY SERVICES [4900]
		IRS NUMBER:				550886410
		STATE OF INCORPORATION:			A1
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		POS AM
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-245462
		FILM NUMBER:		21922200

	BUSINESS ADDRESS:	
		STREET 1:		3 ALLIED DRIVE
		STREET 2:		SUITE 155
		CITY:			DEDHAM
		STATE:			MA
		ZIP:			02026
		BUSINESS PHONE:		617-977-2400

	MAIL ADDRESS:	
		STREET 1:		3 ALLIED DRIVE
		STREET 2:		SUITE 155
		CITY:			DEDHAM
		STATE:			MA
		ZIP:			02026
</SEC-HEADER>
<DOCUMENT>
<TYPE>POS AM
<SEQUENCE>1
<FILENAME>tm2116319d1_posam.htm
<DESCRIPTION>POS AM
<TEXT>
Document 1 - file: tm2116319d1_posam.htm

</DOCUMENT>
</SEC-DOCUMENT>