Tags: USGS

The nation’s top 25 construction aggregates producers

Jun 16, 2014

The nation’s top 25 construction aggregates producers

2012 production numbers document a second year of incremental growth in the market. U.S. production of construction aggregates in 2012 was 2.18 billion short tons valued at $17.6 billion, free on board (f.o.b.) at plant. In 2012, construction aggregates production remained ...

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Crushed stone production rises 5% in Q1 2014

Jun 02, 2014

Crushed stone production rises 5% in Q1 2014

An estimated 222 million metric tons of crushed stone was produced and shipped in the U.S. in the first quarter of 2014, according to a report released Monday by the U.S. Geological Survey (USGS). Crushed stone production in the first quarter ...

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McCook Quarry resumes blasting for first time since November earthquake

Mar 15, 2014

McCook Quarry resumes blasting for first time since November earthquake

McCook Quarry is reportedly set to resume blasting on Monday, according to the Chicago Tribune. The Lehigh Hanson-owned quarry suspended blasting after a 3.2-magnitude earthquake shook parts of Illinois and Wisconsin in November following a routine blast. Within two weeks of the ...

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Crushed stone production up 3% in Q4 2013

Mar 10, 2014

Crushed stone production up 3% in Q4 2013

An estimated 292 million metric tons of crushed stone was produced and shipped in the U.S. in the fourth quarter of 2013, according to a report released Friday by the U.S. Geological Survey (USGS). The report notes that crushed stone production ...

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U.S. aggregates production rises in Q3 2013

Dec 10, 2013

U.S. aggregates production rises in Q3 2013

Production of crushed stone and sand and gravel is up year over year for the third quarter of 2013. About 367 million of crushed stone was produced and shipped for consumption in the U.S. in the third quarter of 2013, an ...

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Scientists point to quarry blast as cause of Illinois earthquake

Nov 21, 2013

Scientists point to quarry blast as cause of Illinois earthquake

Officials with the U.S. Geological Survey (USGS) said on Friday that a blast at a quarry in McCook, Illinois, likely caused a 3.2-magnitude tremor earlier this month, according to a report from the Chicago Tribune. USGS officials added that the tremor ...

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Did a quarry blast cause a 3.2-magnitude tremor?

Nov 11, 2013

Did a quarry blast cause a 3.2-magnitude tremor?

Early last week, a large tremor shook home and businesses in and around McCook, Illinois. The 3.2-magnitude tremor was felt as far away as Wisconsin, according to a Chicago Tribune report. Initially, reports pointed to a possible link between the tremor and ...

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An Explosive Situation

Apr 01, 2013

By Therese Dunphy, Editor-in-Chief tdunphy@randallreilly.com   In what can only be categorized as a mistake of monumental proportions, a former Kansas assistant attorney general deleted all the rules and regulations covering explosives permits from the state records. To remedy this error, State Fire ...

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2012 production stats end on a low note

Mar 01, 2013

2012 production stats end on a low note

After a fairly robust beginning, 2012 production ended on a whimper, according to a new report from the U.S. Geological Survey. Crushed Stone and Sand and Gravel in the Fourth Quarter 2012 indicates that an estimated 282 million metric tons of ...

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The Nation’s Top 25 Construction Aggregates Producers

Mar 19, 2012

The Nation’s Top 25 Construction Aggregates Producers

In 2010, the market appeared to bottom out with production continuing its downward trend and average unit values down for the first time since 1998. U.S. production of construction aggregates in 2010 was 2.14 billion short tons valued at $17 billion, ...

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Carved in Stone

Jan 07, 2012

Carved in Stone

Seeking the Philosopher's Stone From the father of soil mechanics to a fictional young wizard, many have sought mythical solutions to complex problems. Alchemists reasoned that the transmutation of cheap metals into gold could be affected by a dry powder made from ...

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USGS: U.S. minerals sector declined in 2009, more dependent on foreign mineral sources

Feb 18, 2010

The value of U.S. mineral production significantly declined in 2009, according to a recently released report from the U.S. Geological Survey (USGS). The value of raw, nonfuel minerals mined in the United States was $57.1 billion in 2009, a decline of ...

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