<SEC-DOCUMENT>0001628280-18-010386-index.html : 20180803
<SEC-HEADER>0001628280-18-010386.hdr.sgml : 20180803
<ACCEPTANCE-DATETIME>20180803080052
ACCESSION NUMBER:		0001628280-18-010386
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		10
CONFORMED PERIOD OF REPORT:	20180630
FILED AS OF DATE:		20180803
DATE AS OF CHANGE:		20180803

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRANSALTA CORP
		CENTRAL INDEX KEY:			0001144800
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15214
		FILM NUMBER:		18990342

	BUSINESS ADDRESS:	
		STREET 1:		110 12TH AVE SW BOX 1900 STATION M
		STREET 2:		CALGARY ALBERTA T2P 2MI
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2P2M1
		BUSINESS PHONE:		403-267-4724

	MAIL ADDRESS:	
		STREET 1:		110-12TH AVENUE SW
		CITY:			CALGARY ALBERTA CANADA
		STATE:			A0
		ZIP:			T2P2M1
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>a20180630tac6-k.htm
<DESCRIPTION>6-K
<TEXT>
Document 1 - file: a20180630tac6-k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-13.1
<SEQUENCE>2
<FILENAME>tac-q22018finstatements.htm
<DESCRIPTION>EXHIBIT 13.1
<TEXT>
Document 2 - file: tac-q22018finstatements.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-13.2
<SEQUENCE>3
<FILENAME>tac-q22018mda.htm
<DESCRIPTION>EXHIBIT 13.2
<TEXT>
Document 3 - file: tac-q22018mda.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.1
<SEQUENCE>4
<FILENAME>a20180630tacex311.htm
<DESCRIPTION>EXHIBIT 31.1
<TEXT>
Document 4 - file: a20180630tacex311.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.2
<SEQUENCE>5
<FILENAME>a20180630tacex312.htm
<DESCRIPTION>EXHIBIT 31.2
<TEXT>
Document 5 - file: a20180630tacex312.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.1
<SEQUENCE>6
<FILENAME>a20180630tacex321.htm
<DESCRIPTION>EXHIBIT 32.1
<TEXT>
Document 6 - file: a20180630tacex321.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.2
<SEQUENCE>7
<FILENAME>a20180630tacex322.htm
<DESCRIPTION>EXHIBIT 32.2
<TEXT>
Document 7 - file: a20180630tacex322.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>chart-6461c876507455d5a2e.jpg
<TEXT>
Document 8 - file: chart-6461c876507455d5a2e.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>chart-3290575285445a7505b.jpg
<TEXT>
Document 9 - file: chart-3290575285445a7505b.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>tablacklogoonwhitea01.jpg
<TEXT>
Document 10 - file: tablacklogoonwhitea01.jpg

</DOCUMENT>
</SEC-DOCUMENT>