Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
SALAS PETER E
   2. Issuer Name and Ticker or Trading Symbol
TENGASCO INC [TGC] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
P.O. BOX 16867		 3. Date of Earliest Transaction (Month/Day/Year)
04/01/2013
(Street)

FERNDANDINA, FL 32095		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock               15,458,321 (1) I By Affiliate Partnership
Common Stock               5,381,171 (2) I By Affiliate Partnership

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Option Right to buy $ 0.62 04/01/2013   J(3)   1   04/01/2013 03/31/2018 Common Stock 6,250 $ 0 1 D  
Option Right to Buy $ 0.64 01/02/2013   J(3)   1   01/02/2013 01/01/2018 Common Stock 6,250 $ 0 1 D  
Option Right to buy $ 0.73 10/01/2012   J(3)   1   10/01/2012 09/30/2017 Common Stock 6,250 $ 0 1 D  
Option Right to buy $ 0.81 07/02/2012   J(3)   1   07/02/2012 07/01/2017 Common Stock 6,250 $ 0 1 D  
Option Right to buy $ 1.07 04/02/2012   J(3)   1   04/02/2012 04/01/2017 Common Stock 6,250 $ 0 1 D  
Option Right to buy $ 0.75 01/03/2012   J(3)   1   01/03/2012 01/02/2017 Common Stock 6,250 $ 0 1 D  
Option Right to Buy $ 0.72 10/03/2011   J(3)   1   10/03/2011 10/02/2016 Common Stocik 6,250 $ 0 1 D  
Option Right to buy $ 0.84 07/06/2011   J(3)   1   07/06/2011 07/05/2016 Common Stock 6,250 $ 0 1 D  
Option Right to buy $ 1.16 04/01/2011   J(3)   1   04/01/2011 03/31/2016 Common Stock 6,250 $ 0 1 D  
Option Right to Buy $ 1.08 03/17/2011   J(3)   1   03/17/2011 03/16/2016 Common Stock 25,000 $ 0 1 D  
Option Right to buy $ 0.43 02/08/2010   J(3)   1   02/08/2010 02/07/2015 Common Stock 25,000 $ 0 1 D  
Option Right to Buy $ 0.7 01/08/2009   J(3)   1   01/08/2009 01/07/2014 Common Stock 25,000 $ 0 1 D  
Option Right to buy $ 1.44 06/03/2008   J(3)   1   06/03/2008 06/02/2013 Common Stock 25,000 $ 0 1 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
SALAS PETER E
P.O. BOX 16867
FERNDANDINA, FL 32095		   X   X    
DOLPHIN OFFSHORE PARTNERS LP
129 EAST 17TH STREET
NEW YORK, NY 10003		     X    

Signatures

 s/Peter E Salas   04/03/2013
**Signature of Reporting Person Date
 Dolphin Offshore Partners LP   04/03/2013
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Shares are held by SSB Ventures LLC, a Delaware limited liability company in which Dolphin Offshore Partners, L.P. is a member. Pursuant to the SSB Ventures LLC company agreement, Dolphin Offshore Partners, L.P. retains the power to direct the voting by SSB Ventures LLC of these shares. Peter E. Salas, the Chairman of the Company's Board of Directors, is the sole shareholder and controlling person of Dolphin Mgmt. Services, Inc., the managing general partner of Dolphin Offshore Partners, L.P.
(2) Shares owned by Dolphin Offshore Partners L.P.
(3) Grant of option pursuant to Tengasco's Stock Incentive Plan.

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