Caterpillar bulldozer pushing coal, Conrail coal yard, Baltimore, Maryland, April 2015. Photo by Sarah A. Hanks.
Lehigh Cement Company, Baltimore, Maryland, May 2015. Photo by Sarah A. Hanks.
Metric Tons
2011 | |||||
Stone (Crushed) | 20,400,000 | ||||
Stone (Dimension) | 6,000 | ||||
Sand and gravel | 6,980,000 | ||||
Cement, portland | |||||
Clays, common |
2006 | 2007 | 2008 | 2009 | 2010 | |
Stone (Crushed) | 33,100,000 | 31,100,000 | 26,100,000 | 23,300,000 | 21,500,000 |
Stone (Dimension) | 5,000 | 17,000 | 8,000 | ||
Sand and gravel | 11,900,000 | 12,400,000 | 12,000,000 | 7,980,000 | 8,120,000 |
Cement, portland | 2,650,000 | 3,000,000 | |||
Clays, common | 286,000 | 173,000 |
2001 | 2002 | 2003 | 2004 | 2005 | |
Stone (Crushed) | 22,800,000 | 23,800,000 | 26,200,000 | 35,300,000 | 33,100,000 |
Stone (Dimension) | 27,500 | 26,800 | 24,000 | 27,000 | 26,000 |
Sand and gravel | 12,500,000 | 12,200,000 | 11,800,000 | 12,700,000 | 12,300,000 |
Cement, portland | 1,720,000 | 1,920,000 | 2,220,000 | 2,520,000 | 3,550,000 |
Clays, common | 266,000 | 277,000 | 269,000 | 262,000 | 317,000 |
1996 | 1997 | 1998 | 1999 | 2000 | |
Stone (Crushed) | 22,400,000 | 24,700,000 | 24,300,000 | 21,300,000 | 22,000,000 |
Stone (Dimension) | 19,800 | 21,500 | 23,100 | 24,400 | 28,700 |
Sand and gravel | 9,700,000 | 10,100,000 | 10,400,000 | 9,350,000 | 13,100,000 |
Cement, portland | 1,610,000 | 1,790,000 | 1,760,000 | 1,800,000 | 1,760,000 |
Clays, common | 304,000 | 287,000 | 339,000 | 342,000 | 271,000 |
Value
2011 | |||||
Stone (Crushed) | $209,000,000 | ||||
Stone (Dimension) | $1,230,000 | ||||
Sand and gravel | $83,100,000 | ||||
Cement, portland | |||||
Clays, common |
2006 | 2007 | 2008 | 2009 | 2010 | |
Stone (Crushed) | $327,000,000 | $282,000,000 | $237,000,000 | $208,000,000 | $217,000,000 |
Stone (Dimension) | $873,000 | $2,680,000 | $1,630,000 | ||
Sand and gravel | $96,700,000 | $123,000,000 | $126,000,000 | $99,200,000 | $82,700,000 |
Cement, portland | $237,000,000 | $265,000,000 | |||
Clays, common | $851,000 |
2001 | 2002 | 2003 | 2004 | 2005 | |
Stone (Crushed) | $136,000,000 | $145,000,000 | $165,000,000 | $214,000,000 | $274,000,000 |
Stone (Dimension) | $3,440,000 | $3,480,000 | $2,700,000 | $9,580,000 | $3,010,000 |
Sand and gravel | $84,800,000 | $80,500,000 | $79,900,000 | $75,500,000 | $89,500,000 |
Cement, portland | $124,000,000 | $138,000,000 | $147,000,000 | $175,000,000 | $210,000,000 |
Clays, common | $560,000 | $561,000 | $550,000 | $571,000 | $686,000 |
1996 | 1997 | 1998 | 1999 | 2000 | |
Stone (Crushed) | $142,000,000 | $161,000,000 | $141,000,000 | $126,000,000 | $123,000,000 |
Stone (Dimension) | $2,210,000 | $2,440,000 | $2,730,000 | $3,000,000 | $3,560,000 |
Sand and gravel | $61,400,000 | $65,400,000 | $60,500,000 | $55,600,000 | $84,700,000 |
Cement, portland | $99,400,000 | $115,000,000 | $123,000,000 | $126,000,000 | $125,000,000 |
Clays, common | $874,000 | $1,010,000 | $1,380,000 | $1,350,000 | $982,000 |
*Industrial minerals are those used in large-scale public works or commercial projects.
2011 | 2012 | ||
Coal (tons) | 2,937,000 | 2,283,000 | |
Natural Gas (cubic feet) | 34,000,000 | 44,000,000 |
2008 | 2009 | 2010 | |
Coal (tons) | 2,860,000 | 2,305,000 | 2,585,000 |
Natural Gas (cubic feet) | 28,000,000 | 43,000,000 | 43,000,000 |
2005 | 2006 | 2007 | |
Coal (tons) | 5,183,000 | 5,054,000 | 2,301,000 |
Natural Gas (cubic feet) | 46,000,000 | 48,000,000 | 35,000,000 |
2002 | 2003 | 2004 | |
Coal (tons) | 5,122,000 | 5,056,000 | 5,225,000 |
Natural Gas (cubic feet) | 22,000,000 | 48,000,000 | 34,000,000 |
1999 | 2000 | 2001 | |
Coal (tons) | 3,837,000 | 4,546,000 | 4,644,000 |
Natural Gas (cubic feet) | 18,000,000 | 34,000,000 | 32,000,000 |
1996 | 1997 | 1998 | |
Coal (tons) | 4,093,000 | 4,160,000 | 4,060,000 |
Natural Gas (cubic feet) | 135,000,000 | 118,000,000 | 63,000,000 |
2011 | 2012 | ||
Coal (tons) | $144,999,690 (est.) | $126,866,310 (est.) | |
Natural Gas (per thousand cubic feet) |
2008 | 2009 | 2010 | |
Coal (tons) | $120,663,400 (est.) | $86,783,250 (est.) | $122,890,900 (est.) |
Natural Gas (per thousand cubic feet) |
2005 | 2006 | 2007 | |
Coal (tons) | $147,974,000 (est.) | $154,804,020 (est.) | $75,979,020 (est.) |
Natural Gas (per thousand cubic feet) | $7.43 |
2002 | 2003 | 2004 | |
---|---|---|---|
Coal (tons) | $118,215,760 (est.) | $114,568,960 (est.) | $128,430,500 (est.) |
Natural Gas (per thousand cubic feet) | $5.98 | $4.50 | $6.25 |
1999 | 2000 | 2001 | |
---|---|---|---|
Coal (tons) | $89,286,990 (est.) | $104,603,460 (est.) | $110,666,520 (est.) |
Natural Gas (per thousand cubic feet) | $2.73 | $3.75 | $4.15 |
1996 | 1997 | 1998 | |
---|---|---|---|
Coal (tons) | $99,869,200 (est.) | $96,761,600 (est.) | $98,982,800 (est.) |
Natural Gas (per thousand cubic feet) | $2.23 | $2.60 |
? Copyright Maryland State Archives