Annual ReportOf The

State InspectorOf

MinesOf

WYOMING

Year Ending

December 31, 2019

THE STATE OF WYOMING MARK GORDON

GOVERNOR

HEATHER KROUPA

State Inspector of Mines

Department of Workforce ServicesOFFICE OF MINE INSPECTOR

P. O. Box 1094Rock Springs, WY 82902

TELEPHONE 307-362-5222 FAX 307-362-5233

December 31, 2019

The Honorable Mark Gordon

Governor of Wyoming

State Capitol Building

Cheyenne, WY 82002

Dear Governor Gordon:

Persuant to Wyoming Compiled Statutes of 1995, relating to mining, I have the honor to transmit herewith the Annual Report of the State Inspector of Mines for the year 2019.

Respectfully submitted,

Heather Kroupa

State Inspector of Mines

1

MARK GORDON

Governor of Wyoming - 2019

2

STATE MINE INSPECTOR'S OFFICE PERSONNEL

Name Title Location

Kroupa, Heather State Inspector of Mines Rock Springs

Ashley, Cary D. Deputy Inspector of Mines (Coal) Lander

Bailey, Doug Deputy Inspector of Mines Gillette

Dorn, Don Deputy Inspector of Mines Douglas

Frost, Bill Deputy Inspector of Mines Rock Springs

Mulinix, Rob Deputy Inspector of Mines Rock Springs

Goplerud, Rebecca Executive Assistant Rock Springs

This office is a division of the Department of Workforce Services, and is located in Rock Springs, WY. It is the responsibility of this office to administer the State Statutes pertaining to the health and safety of the miners, and to recommend legislative changes in such regulations when needed.

Pursuant to these statutes, each mining operation in the State is inspected for compliance several times each year, and all fatal or serious accidents are investigated. Complaints by employees of unsafe working conditions are also investigated.

State Statutes also created the Mining Council, composed of 10 members and the State Inspector of Mines. The membership is composed of 5 management and 5 hourly representatives from various types of mining operations. The members of the Council act in conjunction with the State Inspector of Mines to improve the health and safety in the mines of this state.

The State Mining Council is also responsible for the certification of underground and surface mine foreman and mine examiners as required by State Statutes. The members of the Mining Council are:

Barker, Christopher G. Hourly, UG Coal

Ciner Wyoming LLC

Green River, WY

Burd, Michael K. Hourly, Trona

Genesis Alkali, LLC

Green River, WY

Cooley, Curtiss Jr. Hourly, Trona

Tata Chemicals

Green River, WY

Dillinger, Phillip Hourly, Coal

Blackjewel LLC

Gillette, WY

3

Johnson, Alan Management, Coal-President

Cloud Peak Energy

Gillette, WY

Rhoades Case, Christine Management, Coal

Cloud Peak Energy

Gillette, WY

Ritter, Brett Management, Coal

Westmoreland Coal Co.

Kemmerer, WY

Straub, Wendy Management, Trona

Ciner Wyoming LLC

Green River, WY

Waterhouse, Tom R. Management, Sand & Gravel

TR Waterhouse & Associates

Jackson, WY

Wilkerson, Russell Hourly, Bentonite

American Colloid/Mineral Tech

Lovell, WY

4

2019 - EXECUTIVE SUMMARY

Fatalities

THERE WERE NO FATALITIES ON WYOMING MINE SITES IN 2019.

Lost Time Accidents

Operations:2019 - 44 Lost Time Accidents2018 - 34 Lost Time Accidents2017 - 44 Lost Time Accidents

Contractors:2019 - 6 Lost Time Accidents2018 - 11 Lost Time Accidents2017 - 11 Lost Time Accidents

Total:2019 - 50 Lost Time Accidents2018 - 45 Lost Time Accidents2017 - 55 Lost Time Accidents

We had a total of 117 companies that worked 10,000 hours or more without a lost timeaccident in 2019.

5

Production and Employee Data

2019 - Coal Production - 277,087,947 tons2018 - Coal Production - 304,180,569 tons2017 - Coal Production - 316,603,867 tons

2019 - Coal Employment - 5,319 employees2018 - Coal Employment - 5,534 employees2017 - Coal Employment - 5,687 employees

2019 - Trona Production - 18,133,757 tons2018 - Trona Production - 17,399,829 tons2017 - Trona Production - 17,739,386 tons

2019 - Trona Employment - 2,311 employees2018 - Trona Employment - 2,225 employees2017 - Trona Employment - 2,227 employees

2019 - Bentonite Production (plant) - 4,353,559 tons (mine) - 5,157,153 tons2018 - Bentonite Production (plant) - 4,171,329 tons (mine) - 4,366,209 tons 2017 - Bentonite Production (plant) - 4,268,741 tons (mine) - 4,553,103 tons

2019 - Bentonite Employment - 771 employees2018 - Bentonite Employment - 711 employees2017 - Bentonite Employment - 720 employees

State Mine Inspector Health and Safety Inspections

2019 - 1055 Health and Safety Inspections conducted2018 - 1052 Health and Safety Inspections conducted2017 - 908 Health and Safety Inspections conducted

FOOTNOTE:

The total number of employees reported in the Coal Mineral Category on pages 41 and 82 differ from that reported in the EXECUTIVE SUMMARY-PRODUCTION AND EMPLOYEE DATA (above). This is due to the duplication of employee count resulting from the following acquisitions that occurred in 2019:

Blackjewel, LLC by Eagle Specialty Materials, LLCCloud Peak Energy, LLC by Navajo Transitional Energy CompanyWestmoreland Kemmerer by Kemmerer Operations, LLC

The total Coal Employment count represented above is the accurate number for 2019.

6

Sub-Part Violation Discription

30 30-3-102 Reasonable safety regulations and precautions; enumeration of general safety rules; hazards to be posted; care of tools.

30 30-3-204 Machinery; standard safety methods and devices required.

30 30-3-305 First-aid equipment and training standards established by rule.

30 30-3-107 Inspections for safety hazards.

30 30-2-405 Notice as to commencement of operations.

30 30-2-209 Inspections; reports; posting and distribution; interim reports.

30 30-3-111 Stairways and platforms.

30 30-2-401 Safety rules; posting; responsibility for observance.

56 56.14107 Moving machine parts.

56 56.4201 Inspection.

56 56.14100 Safety defects; examination, correction and records.

56 56.14112 Construction and maintenance of guards.

56 56.4230 Self-propelled equipment.

56 56.9300 Berms or guardrails.

56 56.11003 Construction and maintenance of ladders.

56 56.14132 Horns and backup alarms.

57 57.14107 Moving machine parts.

57 57.11001 Safe access.

57 57.11002 Handrails and toeboards.

57 57.14109 Unguarded conveyors with adjacent travelways.

57 57.12030 Correction of dangerous conditions.

57 57.20003 Housekeeping.

57 57.12013 Splices and repairs of power cables.

57 57.12008 Insulation and fittings for power wires and cables.

77 77.502-2 Electric equipment; frequency of examination and testing.

77 77.502 Electric equipment; examination, testing, and maintenance.

77 77.404 Machinery and equipment; operation and maintenance.

77 77.1606 Loading and haulage equipment; inspection and maintenance.

77 77.400 Mechanical equipment guards.

77 77.208 Storage of materials.

77 77.205 Travelways at surface installations.

77 77.1110 Examination and maintenance of firefighting equipment.

Frequently Cited Violations - By Regulation Sub Part

7

Training

Mine Safety and Health Training is available at the Northern Wyoming Community College District, Gillette College and at the Western Wyoming Community College, GreenRiver Campus. These certified instructors conduct training on campus and also travelthroughout the state upon request.

The programs currently available from certified instructors are:

Annual Refresher TrainingNew Miner TrainingImpoundment Re-certificationElectrical Certification ReviewElectrical Re-certificationMine Foreman Certification ReviewSurface Coal Shot-Firer Re-certificationInstructor Training for CertificationAccident Investigation and PreventionPart 56/57 TrainingPart 77 TrainingPart 46 TrainingPart 47 Haz-Com TrainingPart 62 Noise TrainingFirst Responder TrainingFirst AidC.P.R.

8

2019 - MINE FOREMAN CERTIFICATION

The Wyoming Mining Council is responsible for the certification of Mine Foreman in the state. 129 certificates were awarded for 2019.

Surface Coal Foreman

Amos, Forrest A6042

Anderson, Ryan A6044

Atwood, Edward A6045

Barnett, Tyler A6046

Baumert, Michael A6049

Bennett, Clay A6058

Bowe, Byron A6062

Boyer, Dusti A6063

Briggs, David A6064

Brown, Joshua A6067

Bulat, Wess A6069

Calvert, Michael A6072

Capicotto, Matthew A6073

Carnes, Jeremy A6076

Chapin, Dayne A6081

Christopherson, Ryan A6082

Coast, Joel A6083

Colvin, Buck A6084

Conn, Matthew A6085

Cooley, Russel A6086

Cooper, Timothy A6087

Copeland, Myles A6088

Cresswell, Lee A6089

De La Rosa, Fabian A6090

Dietz, Thomas A6091

Durbin, DeWayne A6094

Ekwall, Joseph A6096

Elder, Christopher A6097

Engstrom, James A6098

Evans, Patrick A6101

Flynn, John A6107

Fredericksen, Drew A6108

French, Cynthia A6109

Geisner, Luke A6110

Jackson, Sebastian A6130

Jenkins, Matthew A6131

Johnson, Michael A6132

Jozwik, Darryl A6133

Jundt, Tyler A6134

Justus, Matthew A6135

Kaplan, Daniel A6136

Kowlok, Terry A6137

Kukuchka, Edmund A6138

Kwallek, Tanner A6139

Land, Johnny A6140

Larson, Bradlee A6141

Layher, Eric A6142

Layher, Matthew A6143

Leingang, Kyle A6144

Lucero, Leo A6146

Mason, Heath A6151

Matlock, Orrin A6152

May, Bryce A6153

McDiarmid, Brian A6154

McIntosh, John A6155

McNally, Raymond A6156

Merchen, Lawrence A6157

Mueller, Levi A6158

Nolte, Robert A6160

Palmer, Randon A6161

Priewe, Doran A6165

Reynolds, Paul A6166

Rheuff, Seth A6167

Rivera, Dennis A6169

Rothleutner, Avery A6172

Russell, Ryan A6173

Sanborn, Joshua A6176

Sanburn, Erin A6177

9

Goldsmith, Jeremy A6111

Green, Nicholas A6114

Gross, Kalemb A6115

Hansen, Arthur A6116

Hansen, Brandon A6117

Hanson, Jacob A6118

Harris, Cody A6119

Hatzenbuhler, Codi A6120

Helm, Britney A6121

Helwig, Brian A6122

Hicks, David A6123

Himrich, Adam A6124

Huber, Hayden A6125

Hutt, Denali A6128

Jackson, Kerry A6129

Schaffner, Trevor A6178

Schilling, Brent A6179

Schonberg, Travis A6180

Schweitzer, Garrett A6181

Serna, Jesyka A6182

Shackelford, Bryan A6183

Sides, Curtis A6184

Skinner, Kyle A6187

Sutton, Kenneth A6194

Triplett, Elijah A6195

Vickrey, Troy A6196

Vonada, Matthew A6197

Williams, Chad A6199

Witt, Randy A6200

Worden, Chad A6201

Surface Metal/Non-Metal Foreman

Warren, Chance A6198

Underground Coal Mine Foreman

Potter, Kory A6164

Underground Trona Mine Foreman

Ackerman, Jonathan A6041

Basso, Ryan A6048

Bear, Alex A6051

Bear, Richard Adam A6053

Beckstead, Carl A6055

Behunin, Thad A6057

Bird, Jordan A6059

Bonine, Glen A6061

Brogden, Micah A6066

Butcher, Kyle A6071

Carey, Mark A6075

Carter, Jared A6078

Cave, Austin A6080

Doan, Leon A6093

Evans, Justin A6100

Fagley, Eric A6103

Ferrer, Sean A6105

Green, Jeffrey A6113

Huber, Jake A6127

Lujan, Oscar A6148

Manzanares, Christina A6150

Nasi, Brian A6159

Poll, Cody A6163

Roper, Micah A6171

Samz, Tyler A6175

Simmons, Matthew A6186

Slagowski, Daniel A6189

Spiker, Aaron A6191

Stevenson, Brett A6193

Certifications awarded for 2019: 129

10

2019 - EXAMINER CERTIFICATION

The Wyoming Mining Council is responsible for the certification of Mine Examiners in the state. 33 certificates were awarded for 2019.

Underground Coal Mine Examiner

Ehlert, David A6095 Lewis, Donald A6145

Underground Trona Mine Examiner

Ackerman, Jonathan A6040

Basso, Ryan A6047

Bear, Alex A6050

Bear, Richard Adam A6052

Beckstead, Carl A6054

Behunin, Thad A6056

Bonine, Glen A6060

Brogden, Micah A6065

Brown, Zachary A6068

Butcher, Kyle A6070

Carey, Mark A6074

Carter, Jared A6077

Cave, Austin A6079

Doan, Leon A6092

Evans, Justin A6099

Fagley, Eric A6102

Ferrer, Sean A6104

Green, Jeffrey A6112

Huber, Jake A6126

Lujan, Oscar A6147

Manzanares, Christina A6149

Poll, Cody A6162

Roper, Micah A6170

Samz, Tyler A6174

Simmons, Matthew A6185

Slagowski, Daniel A6188

Spiker, Aaron A6190

Stevenson, Brett A6192

Surface Coal Examiner

Amstadt, Robert A6043

Firestone, Cody A6106

Richter, R.Max A6168

Certifications awarded for 2019: 33

11

2019 - QUALIFIED PERSON CERTIFICATION

This certification is the result of legislation that was passed during 1998. The certified person is allowed to test for the presence of methane gas prior to welding or using open flame in a trona mine. 15 certificates were awarded for 2019.

NAME CERTIFICATE #

Acosta, David 1742

Boyd, Wendalle 1736

Brostoski, Bradley 1737

Cordes, Tyler 1739

Covington, Justin 1740

Deppe Jr., Joseph 1741

Dodge, Shane 1743

Herod, Dustin 1735

Powell, Terrence 1748

Serna, Richard 1744

Sinclair, Troy 1738

Solaas, Zachary 1745

Stoddard, Brian 1746

Tebedo, Matthew 1749

Thurston, Norman 1747

Certifications awarded for 2019: 15

12

2019 - CONTRACTOR CERTIFIED PERSON

This certification is the result of new rule making in 2008. This certified person is qualified to perform work place examination at surface coal mines for contractor work areas. 51 certificates were awarded for 2019.

NAME CERTIFICATE #

Ball, Christopher 1563

Barker, Zachery 1600

Brady, Steven 1585

Brandt, Nicholas 1577

Brandt, William 1576

Brett, Brashaber 1594

Brown, Daniel 1591

Burke, Aaron 1569

Cantrell, Sean 1607

Conway, Sy 1593

Danhoffer, Evin 1573

Danhoffer, Jeff 1572

Daum, Timothy 1604

Davis, Ryan 1601

Denett, Zachary 1602

Donahoo, Brion 1611

Duran, Reta 1583

Edwards, Anna 1579

Ellis, William 1606

Fields, Melissa 1584

Frye, Kaila 1581

Gass, Jeremy 1566

Grant, Danny 1565

Green, Timothy 1589

Griffin, Leonard 1597

Grow, Carrie 1564

Guidry, Cade 1588

Haberman, Kevin 1609

Hickey, Stephanie 1608

Inman, Don 1603

Johnson, Troy 1590

Kenway, Laura 1568

Kirkpatrick, Danny 1578

Kness, Zachery 1596

Koonce, Jeffrey 1574

Kyle, Parsons 1610

13

Marsolek, Darrick 1580

Masterson, Ken 1586

McGee, Joseph 1612

Nichols, Kade 1571

Phillips, Jeff 1614

Ramirez, Dillon 1605

Rothleutner, Forrest 1592

Schmid, James 1613

Schoenbeck, Axel 1575

Shuck, Serena 1595

Thompson, Timothy 1582

Van Horn, Aaron 1599

Vandom, Courtney 1567

Villarreal, Brian 1598

Voegele, Tyler 1570

Certifications awarded for 2019: 51

14

2019 - SAFETY AWARDS

I would like to commend and congratulate the following companies and their employees for having worked the entire year of 2019, for 10,000 or more manhours, with no lost time accidents.

OPERATIONS MANHOURS

Genesis Alkali, LLC - Genesis Alkali 1,767,995

Solvay Chemicals Inc. - Solvay Chemicals Inc. 921,501

Cloud Peak Energy LLC/Antelope Mine - Cordero Rojo Mine 556,131

Buckskin Mining Company - Buckskin Mining Company 547,581

Pacific Minerals dba Bridger Coal Surface Operations - Bridger Coal Surface Mine

431,922

L&H Industrial 312,470

Blackjewel LLC - Belle Ayr 312,036

Wheeler Machinery Company 245,607

Joy Global 230,550

GK Construction 230,187

Mountain Cement Company LLC - Mountain Cement Plant #1 225,625

Interstate Powersystems Inc. 168,704

Western Fuels Wyoming, Inc. - Dry Fork Mine 168,663

Nelson Brothers Mining Services, LLC 157,776

Navajo Transitional Energy Company (NTEC) - Cordero Rojo 148,202

Earth Work Solutions UN8 141,310

Thunder Basin Coal Co. LLC/Coal Creek - Coal Creek Mine 140,086

Black Rock Mine Service, LLC 135,192

Bentonite Performance Minerals, LLC-Colony - Colony Mine 121,252

Watco/ Peabody Wyoming 119,378

WESCO 118,144

Rail Link, Inc. 115,135

Bentonite Performance Minerals, LLC - Lovell - BPM Lovell Mill 112,569

Komatsu Equipment Company 109,060

15

OPERATIONS MANHOURS

Black Hills Energy - Wyodak Mine - Wyodak Mine 108,706

MI SWACO a Schlumberger Company - MI SWACO Greybull Plant 107,015

American Colloid Company - Lovell Mill 103,881

AKJ Nalco 96,276

American Colloid Company-Colony East - Colony East 88,487

American Track Generation, LLC 85,459

Eagle Specialty Materials LLC - Belle Ayr 77,997

Searle Brothers Construction Co. 71,975

Big Horn Tire, Inc 67,029

American Colloid Company-Colony West - American Colloid Company 60,396

Melgaard Construction Co. Inc. - Melgaard Construction Co. 59,820

Watco/Black Thunder Switching 59,600

Wyo-Ben, Inc. - Stucco Mill 58,662

Wyo-Ben, Inc. - Lucerne Mill 58,461

Black Hills Bentonite - Mills Plant 58,299

American Railcar Industries 56,672

Slattery Enterprises,Inc. dba Paintbrush Services 54,979

Securitas Security Services USA, Inc 50,882

AECOM 47,072

Black Hills Bentonite - Casper Mill 46,694

Mountain Cement Company LLC - Mountain Cement Etchepare Quarry

45,702

Barnum Inc. 42,020

Redi Services LLC 39,480

PXI Energy Services 39,404

JJC Fabrication 39,035

Hladky Construction, Inc. 38,460

American Colloid Company - Yellow Tail Mine 38,209

DP Industrial, Inc 35,938

16

OPERATIONS MANHOURS

Dennis M. McCoy & Sons, Inc. 33,380

Wyo-Ben, Inc. - Sage Creek Mill 32,782

Crown Products and Service Inc. 31,281

Black Hills Bentonite - Kaycee Mine 30,988

Arnold Machinery Company 30,350

Black Hills Bentonite - Harry Thorson Plant 29,765

Savage Transportation Services 28,178

North American Industrial Services 27,693

SLS West, Inc. 26,991

Altfillisch Mining Service 26,906

Martin Marietta-Guernsey Quarry - Guernsey Quarry 26,882

Loenbro I & E 26,107

WARCO Pump Service Inc. 26,000

Fab-Con Industries Inc. 25,459

JTL Group, Inc. - Star Pit #1 25,329

Mountain State Rail Services, Inc. 25,197

Savage Services 25,000

Black Hills Bentonite - Worland Plant 24,938

Georgia Pacific Gypsum LLC - GP Gypsum Quarries 24,369

Homax Oil 24,225

Epiroc USA, LLC 23,377

GMS Mine Repair and Maintenance Inc. 23,257

Simon Contractors - Harriman Crusher #1 23,187

SGS NA Minerals 22,792

Teletractors, Inc. dba Fremont Sand & Gravel - New Fork Pit 22,342

Evans Construction Company - Evans #1 Portable 20,845

Wyo-Ben, Inc. - Big Horn Basin Mines 20,696

Black Hills Bentonite - Glenrock Mill 20,604

Coleman Electrical Services, LLC 19,958

17

OPERATIONS MANHOURS

Fisher Sand & Gravel - Contractor ID D3H 18,847

Mountain West Electric, Inc. 18,842

FireMaster 18,716

McGarvin-Moberly Construction Co. - Crusher #2 18,522

L. D. Anderson, Inc. 17,190

Bentonite Performance Minerals, LLC - Lovell - BPM Lovell Mine 17,176

Alta Construction, Inc. 16,717

GCR Tire Center 16,583

IronArc Welding LLC 16,551

Black Hills Bentonite - Thornton Plant 15,983

Watco/Ciner Wyoming 15,363

Croell, Inc. - Quarry-Limestone 15,198

Mandros Painting Inc. 14,575

Black Hills Bentonite - Tensleep Mine 14,570

Reno Rock Transport LLC 14,065

Simon Contractors - Wash Plant at Loomis 13,651

Whitmore Field Services 13,608

Wall Contractors 13,222

2M Construction, Inc. - Good Pit 13,090

JTL Group, Inc. - VR Pit 12,973

Himes Drilling Company Inc. 12,796

Redi Project Services LLC 12,526

Mullinax Inc - Mullinax Portable Crushing 12,385

LeGrand Johnson Construction Co 12,287

Russell Construction - Russell Construction 12,238

Rocky Mountain Pre-Mix Concrete - Seely Pit 12,079

Black Hills Bentonite - Oshoto Mine 12,060

LDE Corporation 11,804

Mountain Cement Company LLC - Mountain Cement Shale Quarry 11,426

18

OPERATIONS MANHOURS

Mobile Concrete, Inc. - 694s 10,726

Cummins Rocky Mountain 10,541

Hamm Equipment, Inc. 10,500

Mullinax Inc - Mullinax-Sand & Gravel Pit 10,441

Kilroy LLC - 48-01637 10,112

B&B Aggregates 10,100

Warfab Inc 10,058

TOTAL 117

19

COAL PRODUCTION FROM 1912 THROUGH 2019

Year Tonnage Employees

1912 .................................................................................................... 7,341,141 0

1913 .................................................................................................... 7,095,652 0

1914 .................................................................................................... 7,221,772 0

1915 .................................................................................................... 6,268,990 0

1916 .................................................................................................... 7,696,344 0

1917 .................................................................................................... 8,789,514 0

1918 .................................................................................................... 9,417,269 7,723

1919 .................................................................................................... 8,166,008 7,725

1920 .................................................................................................... 9,589,274 8,166

1921 .................................................................................................... 8,303,479 8,037

1922 .................................................................................................... 5,976,474 9,192

1923 .................................................................................................... 7,587,676 7,511

1924 .................................................................................................... 6,715,554 7,210

1925 .................................................................................................... 6,557,576 6,364

1926 .................................................................................................... 6,495,815 5,912

1927 .................................................................................................... 5,738,561 5,081

1928 .................................................................................................... 6,553,174 5,639

1929 .................................................................................................... 6,690,779 4,768

1930 .................................................................................................... 6,070,796 4,868

1931 .................................................................................................... 5,000,366 4,675

1932 .................................................................................................... 4,163,419 4,236

1933 .................................................................................................... 4,004,602 3,792

1934 .................................................................................................... 4,376,791 3,778

1935 .................................................................................................... 5,165,289 4,090

1936 .................................................................................................... 5,791,202 4,751

1937 .................................................................................................... 5,950,230 4,996

1938 .................................................................................................... 5,219,054 4,868

1939 .................................................................................................... 5,411,072 4,287

1940 .................................................................................................... 5,350,702 4,321

1941 .................................................................................................... 6,670,808 4,506

1942 .................................................................................................... 8,154,861 4,776

1943 .................................................................................................... 9,237,729 4,675

1944 .................................................................................................... 9,559,593 4,585

1945 .................................................................................................... 9,836,798 4,814

1946 .................................................................................................... 7,616,681 4,500

1947 .................................................................................................... 8,054,751 4,348

1948 .................................................................................................... 6,408,302 4,212

1949 .................................................................................................... 5,972,640 3,814

1950 .................................................................................................... 6,341,899 3,598

1951 .................................................................................................... 6,288,157 3,187

1952 .................................................................................................... 6,106,949 2,903

1953 .................................................................................................... 5,243,715 2,788

1954 .................................................................................................... 2,833,353 1,532

1955 .................................................................................................... 2,921,563 979

1956 .................................................................................................... 2,555,452 1,016

20

1957 .................................................................................................... 2,118,366 634

1958 .................................................................................................... 1,631,234 587

1959 .................................................................................................... 1,976,597 479

1960 .................................................................................................... 2,004,147 439

1961 .................................................................................................... 2,520,258 446

1962 .................................................................................................... 2,574,560 449

1963 .................................................................................................... 3,126,942 371

1964 .................................................................................................... 3,103,798 380

1965 .................................................................................................... 3,257,314 327

1966 .................................................................................................... 3,670,505 356

1967 .................................................................................................... 3,588,649 332

1968 .................................................................................................... 3,694,213 352

1969 .................................................................................................... 4,605,994 448

1970 .................................................................................................... 7,380,921 621

1971 .................................................................................................... 8,007,765 727

1972 .................................................................................................... 10,920,468 943

1973 .................................................................................................... 14,840,857 1,179

1974 .................................................................................................... 20,649,754 1,411

1975 .................................................................................................... 23,784,128 2,038

1976 .................................................................................................... 31,085,412 2,511

1977 .................................................................................................... 44,046,842 3,314

1978 .................................................................................................... 58,174,825 3,928

1979 .................................................................................................... 71,445,178 5,265

1980 .................................................................................................... 94,986,433 6,231

1981 .................................................................................................... 102,695,536 6,015

1982 .................................................................................................... 107,954,583 5,681

1983 .................................................................................................... 112,187,874 5,401

1984 .................................................................................................... 130,745,779 5,336

1985 .................................................................................................... 140,424,446 5,275

1986 .................................................................................................... 135,403,347 4,671

1987 .................................................................................................... 146,488,648 4,423

1988 .................................................................................................... 163,588,200 4,533

1989 .................................................................................................... 171,140,004 4,560

1990 .................................................................................................... 184,005,701 4,623

1991 .................................................................................................... 193,863,806 4,663

1992 .................................................................................................... 189,470,256 4,648

1993 .................................................................................................... 209,925,826 4,562

1994 .................................................................................................... 236,908,067 4,572

1995 .................................................................................................... 263,938,023 4,374

1996 .................................................................................................... 278,424,956 4,398

1997 .................................................................................................... 281,481,516 4,303

1998 .................................................................................................... 314,962,091 4,335

1999 .................................................................................................... 336,459,938 4,606

2000 .................................................................................................... 338,852,148 4,414

2001 .................................................................................................... 368,878,135 4,532

2002 .................................................................................................... 373,195,431 4,684

2003 .................................................................................................... 376,565,247 4,788

2004 .................................................................................................... 395,425,278 5,345

2005 .................................................................................................... 404,488,858 5,330

2006 .................................................................................................... 444,880,617 6,030

21

2007 .................................................................................................... 452,134,704 6,469

2008 .................................................................................................... 466,319,331 6,760

2009 .................................................................................................... 432,481,322 6,822

2010 .................................................................................................... 442,061,036 6,869

2011 .................................................................................................... 438,380,012 7,000

2012 .................................................................................................... 401,457,074 6,902

2013 .................................................................................................... 387,995,072 6,516

2014 .................................................................................................... 392,751,713 6,578

2015 .................................................................................................... 375,694,995 6,646

2016 .................................................................................................... 297,501,894 5,682

2017 .................................................................................................... 316,603,867 5,687

2018 .................................................................................................... 304,180,569 5,534

2019 .................................................................................................... 277,087,947 5,319

22

2019 - COAL PRODUCTION BY COUNTY

Campbell 267,016,558

Lincoln 3,243,485

Sweetwater 6,827,904

TOTAL 277,087,947

2019 - COAL BY MINING METHOD

Surface 274,894,382

Underground 2,193,565

TOTAL 277,087,947

23

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027

139

2019

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ON

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140

2019

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ON

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