6-K

FORM 6-K 

UNTED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

REPORT OF FOREIGN PRIVATE ISSUER

Pursuant to Rule 13a-16 or 15d-16

of the Securities Exchange Act of 1934

For the month of February, 2013

Commission File Number 000-24027

NXT ENERGY SOLUTIONS INC.

(Translation of registrant's name into English)

1400, 505 3rd Street S.W.

Calgary, Alberta T2P 3E6

Canada

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

 Form 20-F  x  Form 40-F  o

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): 

Yes _____ No     X       

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): 

Yes _____ No   X     

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes _____ No   X     

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):

The issuer is filing material documents not previously filed.

Exhibit List

 99.1 NXT to Present at the EnerCom Oil & Services Conference 11

Signatures 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	NXT ENERGY SOLUTIONS INC.
Date: February 15, 2013	By:	/s/ Greg Leavens
		Name: Greg Leavens
		Title: Vice-President and Chief Financial Officer

EX-99.1

Exhibit 99.1

NXT to Present at the EnerCom

Oil & Services Conference 11

CALGARY, ALBERTA, February 15, 2013 - NXT Energy Solutions Inc. (“NXT” or the “Company”)

(TSX-V:SFD; OTC:NSFDF) announces that it will be participating in EnerCom’s The Oil & Services Conference 11, a forum for investment professionals, which will be held February 19 to 21, 2013 in San Francisco, California. NXT’s presentation will be broadcast live over the Internet on Wednesday, February 20th at 3:10 p.m. Pacific Time (6:10 p.m. Eastern Time).

The live webcast presentation will be available and archived for 30 days through EnerCom at  http://www.investorcalendar.com/CEPage.asp?ID=170507, and will also be archived on the Company’s website at www.nxtenergy.com

NXT is a Calgary based company whose proprietary airborne Stress Field Detection ("SFD®") survey system provides a survey method that can be used both onshore and offshore to remotely identify areas with exploration potential for traps and reservoirs.  The SFD® survey system enables our clients to focus their hydrocarbon exploration decisions concerning land commitments, data acquisition expenditures and prospect prioritization on areas with the greatest potential.  SFD® is environmentally friendly and unaffected by ground security issues or difficult terrain, and is the registered trademark of NXT Energy Solutions Inc.  NXT provides its clients with an effective and reliable method to reduce time, costs, and risks related to exploration.

This news release does not constitute an offer to sell or a solicitation of an offer to buy any of the securities in the United States. The company’s securities have not been and will not be registered under the United States Securities Act of 1933, as amended (the "U.S. Securities Act") or any state securities laws and may not be offered or sold within the United States unless an exemption from such registration is available.

Forward-Looking Statements

This news release may include forward-looking statements. When used in this document, words such as “intends”, “plans”, “anticipates”, “expects” and “scheduled”, are forward-looking statements. Forward-looking statements are subject to a wide range of risks and uncertainties, and although the Company believes that the expectations represented by such forward-looking statements are reasonable, there can be no assurance that such expectations will be realized.  Any number of factors can cause actual results to differ materially from those in the forward-looking statements.  Risk factors facing NXT are described in its most recent MD&A for the year ended December 31, 2011 which has been filed electronically by means of the System for Electronic Document Analysis and Retrieval ("SEDAR") located at www.sedar.com.  Such forward-looking statements are made as at the date of this news release, and the Company assumes no obligation to update or revise them, either publicly or otherwise, to reflect new events, information or circumstances, except as may be required under applicable securities law.

For further information, please contact:

Investor Relations

kin communications inc.

(604) 684-6730 / 1-866-684-6730

sfd@kincommunications.com

www.kincommunications.com

Greg Leavens

NXT Energy Solutions Inc.

V-P Finance & CFO

(403) 206-0805

gleavens@nxtenergy.com

www.nxtenergy.com

George Liszicasz

NXT Energy Solutions Inc.

President & CEO

(403) 206-0800

george@nxtenergy.com

www.nxtenergy.com

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) nor the OTC Exchange accept responsibility for the adequacy or accuracy of this release.