Exhibit 99.1 First Quarter 2014 Analyst Presentation 5/09/14 The Empire District Electric Company

The following excerpt is from the company's SEC filing.

Company Overview NYSE ticker: EDE Market capitalization: $1.02 Billion on 5/09/2014 Operations in 4 states: MO, KS, OK, AR plus FERC Pure-play utility: vertically integrated electric, gas & water Customers: 217,000 Regulated operations: 100% Who We Are  

Core business with rate base infrastructure investment Commitment to renewable energy and reducing emissions Company Overview Reliable, diverse, low cost, regulated generating assets Constructive regulatory relationships Experienced management team High quality, pure-play, regulated electric and gas utility Compelling Investment Platform Low-risk growth plan Improved earnings growth profile Regulatory lag managed through ratemaking process and cost-conscious management Investment grade credit ratings Attractive annualized dividend yield of 4.3% on May 9, 2014 Opportunity for earnings and dividend growth Dividend increased 2% in Q4 2013 Strong financial metrics Competitive total return prospects Empire Strategy  

Environmentally compliant Elk River and Meridian Way wind farms allow EDE to meet MO and KS renewable energy standards Scrubber and baghouse in process, to be completed early 2015(1) Estimated cost: $112 - $130 million ($89.4 million spent as of 3/31/2014) Estimated customer rate impact 3-5%(2) Construction of new ash landfill expected in 2016 Retired Asbury Unit 2 on December 31, 2013 Pure-Play Regulated Electric and Gas Utility Favorable Energy Supply Portfolio - Environmental Compliance Iatan 1, Iatan 2 and Plum Point Asbury Riverton Units 7 and 8 transitioned to natural gas Riverton Unit 12 conversion to Combined Cycle to be completed in mid 2016 and Units 7, 8, & 9 to be retired(1) Estimated cost: $165 - $175 million ($29.8 million spent as of 3/31/2014) Closure of ash pond expected to be completed mid 2014 Riverton (2) Assuming all other factors affecting rates remain constant, adding the value of the Asbury environmental project to current rate base could increase retail electric rates by as much as 3-5% above current levels. Any such increase would have to first be reviewed and approved as part of the Company’s next general rate case filings. Wind Farms (1) Upon Completion of Asbury and Riverton projects, EDE generating fleet aggregate emissions will be in compliance with all current air emissions limits, including the Cross State Air Pollution Rule (which was recently reinstated by the US Supreme Court)  

Strong Financial Metrics 1 Dividend suspended for Q3 and Q4 in 2011 following tornado on May 22, 2011 Improved Earnings Growth Profile 2014 Earnings Guidance - $1.38 to $1.50 Dividend increased 2% in Q4 2013 Target long-term payout commensurate with utility peers  

Historical Financial Performance * Operating Revenues include revenues for fuel recovery ($ in millions, except EPS) TME 3/31/2014 2013 2012 2011 2010 Operating Revenues* $622.9 $594.3 $557.1 $576.9 $541.3 Operating Margin $408.3 $393.1 $359.6 $353.9 $315.4 Operating Income $107.3 $99.7 $96.2 $96.9 $80.5 Net Income $71.7 $63.4 $55.7 $55.0 $47.4 Earnings per Share $1.67 $1.48 $1.32 $1.31 $1.17 Return on Average Common Equity 9.7% 8.7% 7.9% 8.2% 7.5% EBITDA $220.6 $206.4 $190.8 $194.5 $169.6 Cash from operations $167.9 $157.5 $159.1 $134.6 $135.9 Capital Structure Debt – Short Term $4.8 $4.3 $24.7 $12.9 $24.8 Debt – Long Term $743.4 $743.4 $691.6 $692.3 $693.1 Equity – Retained Earnings $77.5 $67.6 $47.1 $33.7 $5.5 Equity – Other $685.9 $682.5 $670.7 $660.3 $652.1 Total Equity $763.4 $750.1 $717.8 $694.0 $657.6 Book Value $17.68 $17.43 $16.90 $16.53 $15.82 Strong Financial Metrics Other Highlights (as of 05/09/2014) Stock Price $23.75 Actual Shares Outstanding 43.2 million 52 Week High $24.86 Average Volume 168,200 shares  

Commitment to Credit Quality Strong Financial Metrics Commitment to Credit Quality Target 50/50 capital structure Target strong investment grade ratings January 2014 Moody’s upgrade base on “the company’s constructive regulatory relationships and recently improved cost recovery through general rate case proceedings” (part of an industry wide upgrade in the US utility sector) March 2013 S&P upgrade based on Missouri rate settlement and EDE’s “effective management of regulatory risk”  

Strong Financial Metrics Financing Outlook and Debt Maturities No near-term maturities and well-spaced debt maturities Debt financing anticipated late 2014: estimate $50M Potential additional debt financing during 2015 Annual DRIP $8.0M Empire is positioned with a lower-cost, flexible capital structure  

Competitive Total Return Prospects Key Earnings Drivers Attractive Dividend CompetitiveTotal Return Net plant growth – 4% CAGR through 2018 Attractive return on equity through constructive regulation Manageable financing requirements Increased dividend 2% in Q4 2013 Attractive yield of 4.3% as of 05/09/2014  

Summary: Compelling Investment Platform Pure-play regulated utility Low risk growth plan Strong financial metrics Attractive dividend yield and total return prospects  

Customer Growth Electric Customer Growth Beyond 2013: Customer and sales growth expected to be less than 1% annually over the next several years. Build Core Business with Rate Base Infrastructure 4  

Below Average Residential Rates Residential Rates 1 EEI preliminary 2 Source: EEI 3 EEI industry average not yet available 2 1  

Investor Relations Team Biographies Bradley P. Beecher, President and Chief Executive Officer, joined The Empire District Electric Company in 1988 as a Staff Engineer at the Riverton Power Plant. He was elected Vice President – Energy Supply in 2001 and Vice President and COO – Electric in 2006. He was elected Executive Vice President in February 2010 and became President and CEO on June 1, 2011. A native of northwest Kansas, Mr. Beecher graduated from Kansas State University with a Bachelor of Science degree in Chemical Engineering. He is a registered professional engineer in the State of Kansas. Mr. Beecher serves on the boards of the Joplin Chamber of Commerce, the Boys and Girls Club of Southwest Missouri, and the Kiwanis Club of Joplin. He is also on the boards of Connect2Culture, Joplin Regional Prosperity Initiative, and the Citizens Advisory Recovery Team for the Joplin tornado. He is a graduate of Leadership Missouri. Laurie A. Delano, Vice President - Finance and Chief Financial Officer, first joined the Company in 1979 and served as director of internal auditing from 1983 to 1991. After an eleven-year separation from Empire District, Ms. Delano re-joined the Company in 2002 as director of financial services and assistant controller. She was named to the position of controller, assistant secretary, and assistant treasurer in July 2005. Ms. Delano was named to her current position in July 2011. During the separation in employment, she was an accounting lecturer at Pittsburg State University and held accounting management positions with TAMKO Building Products, Inc. and Lozier Corporation. A native of southwest Missouri, Ms. Delano received an Associate of Arts from Crowder College and a Bachelor of Science in Business Administration from Missouri Southern State University. She also holds a Master of Business Administration from Missouri State University. Ms. Delano is a Certified Public Accountant and Certified Management Accountant. She is a member of the American Institute of Certified Public Accountants and the Institute of Management Accountants. Ms. Delano serves on the board of the Joplin Redevelopment Corporation (JRC) and the Missouri Southern State University School of Business Advisory Council. She has also been active with United Way organizations and agencies, and is a past president of the board of directors of the United Way of Southwest Missouri and the Lafayette House. She currently serves on the Endowment Committee for the Lafayette House. She is a member of the Joplin Daybreak Rotary.  

The above information was disclosed in a filing to the SEC. To see this filing in its entirety, click here.

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