Mine Index 3273 O’Gara Coal Company, O’Gara No. 15 Mine

Mine Index Number: 3273

Company Name:	O’Gara Coal Company
Mine Name:	O’Gara No. 15 Mine
Start Date:	1909	End Date:	December 1927
Type of Mine:	Underground
Total acres shown:	686
Acres after map date:		General Area of mining acres shown:

Shaft, Slope, Drift or Tipple Location(s)

Type	County	Township-Range	Section	Part Section

Main shaft

Saline

9S 5E

35

SE NW NW

Air shaft

Saline

9S 5E

35

SE NW NW

Geology

		Thickness (ft)
Seam	Depth (ft)	Min	Max	Ave	Mining Method

Springfield

60

4.0-5.5

MRP

Geological Problems Reported

The source map showed several faults trending northeast-southwest. Faulting appears to have halted westward expansion in the southern half of the mine.

Production

Company

Mine Name

Date

Production (tons)

O’Gara Coal Company (add)	O’Gara No. 15 (add)	1909-1910	53,529

Harrisburg-Saline Coal Company (add)	Harrisburg-Saline No. 15 (add)	1910-1911	167,916

O’Gara Coal Company (add)	O’Gara No. 15 (add)	1911-1914	683,607

Harrisburg-Saline Coal Company (add)	Harrisburg-Saline No. 15 (add)	1914-1919	1,125,952

O’Gara Coal Company (add)	O’Gara No. 15 (add)	1919-1927	1,776,238

Total Production: 3,807,242

Production Notes

Coal Report production (if available)

Sources of Data

Source Map

Map Date

Original Scale

Digitized Scale

Map Type

Company, 4103.S32 i5.1-2

3-31-1928

1:2400

1:2400

Final

Annotated Bibliography (Data source - brief description of information)

Coal Reports - Production, ownership, years of operation, thickness.

Directory of Illinois Coal Mines (Saline County) - Mine names, mine index, ownership, years of operation.

Mine notes (Saline County) - Mine type, shaft location, seam, depth, thickness.

Company map, ISGS map library 4103.S32 i5.1-2 - Shaft locations, mine outline, mining method, geologic problems.