Annual Shareholders MeetingDecember 12, 2017 TENGASCO, INC. 1

Annual Shareholders Meeting – December 12, 2017Outline of Presentation Introduction of Directors, Officers, and EmployeesForward Looking StatementsSignificant Activities Since The Last Shareholders MeetingOil PricesCapital Spending and Drilling ResultsKansas ProductionBorrowings on Credit FacilityFinancial ReviewNine months ended September 30, 2017 and 2016Year ended December 31, 2016 and 20152018 OutlookResults of VotingShareholder Questions 2

Annual Shareholders Meeting – December 12, 2017Directors and Officers Peter SalasDirector, Chairman of the Board, member of the Exploration CommitteeElected to the Board in 2002 and as Chairman of the Board in 2004Matt BehrentDirector, Chairman of the Audit Committee, member of the Compensation CommitteeElected to the Board in 2007Hugh BrooksDirector, Chairman of the Compensation Committee, member of the Exploration CommitteeElected to the Board in 2010Is not standing for re-election at December 12, 2017 meetingRich ThonDirector, member of the Audit Committee, member of the Compensation CommitteeElected to the Board in 2013Mike RugenCFO since 2009 and Interim CEO since 2013Cary SorensenVP, General Counsel, and Corporate Secretary since 1999 3

Forward Looking StatementsExcept for the historical information contained in this review, the matters discussed in this presentation are forward-looking statements within the meaning of applicable securities laws, that are based upon current expectations. Important factors that could cause actual results to differ materially from those in the forward-looking statements include risks inherent in drilling activities, the timing and extent of changes in commodity prices, unforeseen engineering and mechanical or technological difficulties in drilling wells, availability of drilling rigs and other services, land issues, federal and state regulatory developments and other risks more fully described in the Company’s filings with the U.S. Securities and Exchange Commission (SEC). 4

Annual Shareholders Meeting – December 12, 2017Significant Activities Since The Last Shareholders Meeting Rights offering funding occurred in February 2017Continued to evaluate opportunities (primarily in Kansas, Oklahoma, New Mexico, and Texas)Current inventoryCorporateAcquisition of producing propertiesAcreageNon-operated opportunities (drilled one well)Although we continue evaluating several opportunities, no agreements have been entered into by the Company to move forward with any of the opportunities currently under evaluationCredit facility was paid off using proceeds from the rights offering$1,250K borrowing base$2,400K drawn at 12/31/2016$0 drawn at 12/12/2017Continued review of ways to increase current production and manage operating and G&A costs 5

Annual Shareholders Meeting – December 12, 2017Capital Spending and Drilling Results($ Thousands) YTD Est. FY 2016 Sep. 2017 2017Capital Spending (includes accruals): Drilling 88 69 69 Leasehold 8 70 70 Seismic 308 - - Other 76 69 69 Total Capital Spending 480 208 208Drilling, Polymers, and Recompletions: Wells Drilled 1 1 1 Wells Completed 1 1 1 6

Annual Shareholders Meeting – December 12, 2017Average Monthly Oil Price Received($ per barrel) 7

Annual Shareholders Meeting – December 12, 2017Average Daily Gross Operated Production For Selected Months(Barrels of Oil Per Day) 8

Annual Shareholders Meeting – December 12, 2017Bank Borrowings – Quarter End Balance($ Thousands) 9

Annual Shareholders Meeting – December 12, 2017Financial Summary($ Thousands, except per share data, sales volumes, and price per barrel) 9 Months Ended September 30, * 2017 2016 Change PercentRevenues 3,841 3,456 385 11.1%Production cost and taxes (2,951) (2,570) (381) (14.8)%DD&A (705) (904) 199 22.0%General & administrative (860) (1,131) 271 24.0%Impairment (non-cash charge) - (2,718) 2,718 100.0%Net income from operations (675) (3,867) 3,192 82.5%Interest expense (36) (73) 37 50.7%Gain on sale of assets 5 1 4 400.0%Tax expense - - - 0.0%Net income (loss) (706) (3,939) 3,233 82.1%Net income (loss) per share – Basic and Diluted $ (0.07) $ (0.65) $ 0.58 89.2%Net Sales Volumes (MBbl) 76.5 82.2 (5.7) (6.9)%Oil Price ($/Bbl) $ 43.92 $ 35.59 $ 8.33 23.4%* Operating results for the nine months ended September 30, 2017 are not necessarily indicative of the results that may be expected for the year ended December 31, 2017. 10

Annual Shareholders Meeting – December 12, 2017Production Cost and Taxes & General and Administrative($ Thousands, except cost per barrel) 9 Months Ended September 30, * 2017 2016 Change PercentProduction Cost and Taxes:Kansas (2,595) (2,320) (275) (11.9)%Methane Facility (356) (250) (106) (42.4)%Total Production Cost and Taxes (2,951) (2,570) (381) (14.8)%Kansas Cost Per Barrel (using net sales volumes) $ (33.92) $ (28.22) $ (5.70) (20.2)%General and Administrative:Payroll and Directors’ Compensation (344) (458) 114 24.9%Accounting, Consulting, Legal, and Engineering Services (173) (273) 100 36.6%Insurance – Corporate and Employee (101) (86) (15) (17.4)%Other (242) (314) 72 22.9% Total General and Administrative (860) (1,131) 271 24.0%* Operating results for the nine months ended September 30, 2017 are not necessarily indicative of the results that may be expected for the year ended December 31, 2017. 11

Annual Shareholders Meeting – December 12, 2017Financial Summary($ Thousands, except per share data, sales volumes, and price per barrel) Year Ended December 31, 2016 2015 Change PercentRevenues 4,672 6,164 (1,492) (24.2)%Production cost and taxes (3,421) (4,224) 803 19.0%DD&A (1,139) (2,676) 1,537 57.4%General & administrative (1,405) (2,069) 664 32.1%Impairment (non-cash charge) (2,805) (14,526) 11,721 80.7%Net income from operations (4,098) (17,331) 13,233 76.4%Interest expense (102) (80) (22) (27.5)%Gain on sale of assets 1 41 (40) (97.6)%Tax expense - (7,351) 7,351 100.0%Net income (loss) (4,199) (24,721) 20,522 83.0% Net income (loss) per share – Basic and Diluted $ (0.69) $ (4.06) $ 3.37 83.0% Net Sales Volumes (MBbl) 108.3 130.9 (22.6) (17.3)%Oil Price ($/Bbl) $ 37.53 $ 42.66 $ (5.13) (12.0)% 12

Annual Shareholders Meeting – December 12, 20172018 Outlook To date 4th quarter 2017 pricing is higher than average for the first 3 quarters of 2017Company will continue to manage our borrowing levelsContinue to identify and evaluate opportunitiesCurrent inventoryCorporateAcquisition of producing propertiesAcreageNon-operated opportunitiesProduction Cost & General and AdministrativeNo bonuses will be paid to corporate and office personnel this yearWhen wells go down and require repairs we will only perform the work if it is economic to do soContinue to review personnel, services and the service providers we use to determine if there are cost effective alternatives 13

Annual Shareholders Meeting – December 12, 2017 The Company’s management and Board of Directors want to thank all of our employees and their families for their dedication and contribution to Tengasco. We also want to thank the shareholders for your continued support. We hope to see you again next year at our Shareholder Meeting in 2018 14

Annual Shareholders Meeting – December 12, 2017 Results of Voting 15

Annual Shareholders Meeting – December 12, 2017 Shareholder Questions to ManagementPlease state your name, confirm you are a shareholder of the Company, and direct your questions to Mike Rugen. 16