Business Establishments, Employment and Payroll
Los Angeles County, 1997
MINING INDUSTRY
Annual Total Employment-size class
Number of Payroll Estab- --------------------------------
SIC Industry Employees ($1,000) lishments 1-19 20-99 100-499 > 499
---- ------------------------------------------------- ----------- ------------- --------- --------- ------- ------- ------
10-- MINING 4,504 281,378 178 137 33 6 2
1000 Metal mining (A) (D) 11 11 0 0 0
1010 Iron ores (A) (D) 1 1 0 0 0
1020 Copper ores (A) (D) 1 1 0 0 0
1040 Gold and silver ores 2 77 3 3 0 0 0
1041 Gold ores 2 77 3 3 0 0 0
1080 Metal mining services (A) (D) 6 6 0 0 0
1200 Coal mining (C) (D) 2 1 0 1 0
1220 Bituminous coal and lignite mining (C) (D) 1 0 0 1 0
1222 Bituminous coal underground (C) (D) 1 0 0 1 0
1240 Coal mining services (A) (D) 1 1 0 0 0
1300 Oil and gas extraction 2,836 145,455 132 105 22 4 1
1310 Crude petroleum and natural gas 1,420 94,103 64 49 12 3 0
1320 Natural gas liquids (A) (D) 1 1 0 0 0
1380 Oil and gas field services 1,414 51,250 66 54 10 1 1
1381 Drilling oil and gas wells 113 4,036 10 7 3 0 0
1382 Oil and gas exploration services 15 276 6 6 0 0 0
1389 Oil and gas field services, n.e.c. 1,286 46,938 50 41 7 1 1
Annual Total Employment-size class
Number of Payroll Estab- --------------------------------
SIC Industry Employees ($1,000) lishments 1-19 20-99 100-499 > 499
---- ------------------------------------------------- ----------- ------------- --------- --------- ------- ------- ------
1400 Nonmetallic minerals, except fuels 543 26,806 28 18 10 0 0
1420 Crushed and broken stone 131 5,684 4 1 3 0 0
1423 Crushed and broken granite (B) (D) 2 1 1 0 0
1429 Crushed and broken stone, n.e.c. (B) (D) 2 0 2 0 0
1440 Sand and gravel 354 18,847 18 12 6 0 0
1442 Construction sand and gravel (E) (D) 17 11 6 0 0
1446 Industrial sand (A) (D) 1 1 0 0 0
1450 Clay, ceramic, and refractory minerals (A) (D) 2 2 0 0 0
1459 Clay and related minerals, n.e.c. (A) (D) 2 2 0 0 0
1480 Nonmetallic minerals services (A) (D) 1 1 0 0 0
1490 Miscellaneous nonmetallic minerals (B) (D) 3 2 1 0 0
149\ Administrative and auxiliary 1,007 103,497 5 2 1 1 1
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SIC -- Standard Industrial Classification
n.e.c. -- Not elsewhere classified
(D) -- Withheld to avoid disclosing data for individual companies; data are included in broader industry totals
(A)-(C), (E)-(M) -- Employment-size classes are indicated as follows
A--0 to 19 B--20 to 99 C--100 to 249 E--250 to 499
F--500 to 999 G--1,000 to 2,499 H--2,500 to 4,999
I--5,000 to 9,999 J--10,000 to 24,999
K--25,000 to 49,999 L--50,000 to 99,999
M--100,000 or more
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Source: U.S. Census Bureau
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