Oct 1 (Reuters) - TransAlta Corp TA.TO :
* TRANSALTA AND TIDEWATER MIDSTREAM ENTER INTO AGREEMENT TO SELL THE PIONEER PIPELINE TO ATCO GAS AND PIPELINES LTD.
* TRANSALTA CORP - DEAL FOR A PURCHASE PRICE OF CDN $255 MILLION
* TRANSALTA CORP - PIONEER WILL BE INTEGRATED INTO NGTL'S AND ATCO'S ALBERTA NATURAL GAS TRANSMISSION SYSTEMS
* TRANSALTA - ENTERED INTO ADDITIONAL LONG-TERM GAS TRANSPORTATION AGREEMENTS WITH NGTL FOR NEW, EXISTING TRANSPORTATION SERVICE OF 400 TJ/DAY BY 2023
* TRANSALTA CORP - TRANSALTA'S CURRENT COMMITMENTS, INCLUDING 139 TJ/DAY WITH TIDEWATER, REMAIN IN PLACE UNTIL CLOSING OF TRANSACTION