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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>UNITED STATES </FONT></H1>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>SECURITIES and
EXCHANGE COMMISSION </FONT></H1>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>WASHINGTON, D.C. 20549 </FONT></H1>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>FORM 8-K </FONT></H1>

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<A NAME=A005></A>
<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Current Report
Pursuant to Section 13 or 15(d) of theSecurities <BR>Exchange Act of 1934 </FONT></H1>

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<A NAME=A006></A>
<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Date of Report (Date
of Earliest Event Reported): </FONT></H1>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>May 19, 2005 </FONT></H1>

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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><U>Tengasco, Inc.(Exact
<BR>Name of Registrant as specified in its charter) </U></FONT></P>

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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Commission File Number
0-20975 </FONT></P>

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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2><I>&nbsp;&nbsp;&nbsp;
</I></FONT></P>










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     <TH><u>Tennessee</u></TH>
     <TH></TH>
     <TH><u>87-0267438</u></TH></TR>
<TR align= center VALIGN="TOP">
     <TD>(State or other jurisdiction of<br>incorporation or organization) </TD>
     <TD></TD>
     <TD>(I.R.S. Employer Identification No.)</TD></TR>
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     <TD></TD>
     <TD></TD>
     <TD></TD></TR>
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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><U>603 Main Avenue,
Suite 500, Knoxville, Tennessee 37902</u><br>(Address of Principal
Executive Office </FONT></P>

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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2> </FONT></P>


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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><U>(865) 523-1124</u><br>(Registrant&#146;s Telephone number)</FONT></P>













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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Check the appropriate box below if
the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the
registrant under any of the following provisions (see General Instruction A.2. below): [ ]
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ]
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ]
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR
240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the
Exchange Act (17 CFR 240.13e-4(c)) </FONT></P>


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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Item 5.03 Amendments to
Articles of Incorporation or Bylaws </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;On
May 19, 2005, the Company&#146;s Board of Directors adopted a resolution authorizing the
amendment of section Article III paragraph 6 of the Company&#146;s Bylaws which before
amendment provided that the presence of six (6) directors are necessary at a Board meeting
to establish a quorum, to provide after amendment that a quorum is established when the
number of directors in attendance is more than half of the number of directors then
serving on the Board. </FONT></P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Item 8.01 Other Events </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;On
May 19 , 2005, Dolphin Offshore Partners, LP (&#147;Dolphin&#148;), the largest shareholder
of the Company and whose managing partner is Peter E. Salas, the Chairman of the
Company&#146;s Board of Directors, extended the due date on two notes made by the Company
to Dolphin, the present aggregate principal balance of which is $700,000, on the same
terms and conditions as the existing notes for a period of three months from May 20, 2005
to August 20, 2005. </FONT></P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Item 9.01 Financial
Statements and Exhibits </FONT></H1>

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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(c) Exhibits </FONT></P>

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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>3.1 Amendment to Bylaws
dated May 19, 2005<br><br>10.1  Amended and Restatement of Promissory Notes dated May 19, 2005 </FONT></P>



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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>99.1 Press Release dated
May 23, 2005 </FONT></P>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>SIGNATURES </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pursuant
to the requirements of the Securities and Exchange Act of 1934, the Registrant has duly
caused and authorized this report to be signed on its behalf by the undersigned. </FONT></P>

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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Dated: May 23, 2005 </FONT></P>

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<P ALIGN=center><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Tengasco,
Inc.</FONT></P>






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     <TD><br>By: <u>s/Jeffery R. Bailey</u><br>Jeffrey R. Bailey,<br>President</TD>
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{"company-data": {"conformed-name": "TENGASCO INC", "cik": "0001001614", "assigned-sic": "1311", "irs-number": "870267438", "state-of-incorporation": "TN", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-15555", "film-number": "05851072"}, "business-address": {"street1": "603 MAIN AVE", "street2": "SUITE 500", "city": "KNOXVILLE", "state": "TN", "zip": "37902", "phone": "4235231124"}, "mail-address": {"street1": "630 MAIN AVENUE", "street2": "SUITE 500", "city": "KNOXVILLE", "state": "TN", "zip": "37902"}}
UNITED STATES
SECURITIES and
EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K
Current Report
Pursuant to Section 13 or 15(d) of theSecurities
Exchange Act of 1934
Date of Report (Date
of Earliest Event Reported):
May 19, 2005
Tengasco, Inc.(Exact
Name of Registrant as specified in its charter)
Commission File Number
0-20975
Tennessee
87-0267438
(State or other jurisdiction of
incorporation or organization)
(I.R.S. Employer Identification No.)
603 Main Avenue,
Suite 500, Knoxville, Tennessee 37902
(Address of Principal
Executive Office
(865) 523-1124
(Registrant's Telephone number)
Check the appropriate box below if
the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the
registrant under any of the following provisions (see General Instruction A.2. below): [ ]
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ]
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ]
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR
240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the
Exchange Act (17 CFR 240.13e-4(c))
Item 5.03 Amendments to
Articles of Incorporation or Bylaws
On
May 19, 2005, the Company's Board of Directors adopted a resolution authorizing the
amendment of section Article III paragraph 6 of the Company's Bylaws which before
amendment provided that the presence of six (6) directors are necessary at a Board meeting
to establish a quorum, to provide after amendment that a quorum is established when the
number of directors in attendance is more than half of the number of directors then
serving on the Board.
Item 8.01 Other Events
On
May 19 , 2005, Dolphin Offshore Partners, LP ("Dolphin"), the largest shareholder
of the Company and whose managing partner is Peter E. Salas, the Chairman of the
Company's Board of Directors, extended the due date on two notes made by the Company
to Dolphin, the present aggregate principal balance of which is $700,000, on the same
terms and conditions as the existing notes for a period of three months from May 20, 2005
to August 20, 2005.
Item 9.01 Financial
Statements and Exhibits
(c) Exhibits
3.1 Amendment to Bylaws
dated May 19, 2005
10.1  Amended and Restatement of Promissory Notes dated May 19, 2005
99.1 Press Release dated
May 23, 2005
SIGNATURES
Pursuant
to the requirements of the Securities and Exchange Act of 1934, the Registrant has duly
caused and authorized this report to be signed on its behalf by the undersigned.
Dated: May 23, 2005
Tengasco,
Inc.
By:
s/Jeffery R. Bailey
Jeffrey R. Bailey,
President