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Topic: Geothermal areas in Long Valley


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In the News (Thu 3 Dec 09)

  
  Geothermal areas in Long Valley - Wikipedia, the free encyclopedia
Long Valley Caldera, in California, hosts an active hydrothermal system that includes hot springs, fumaroles (steam vents), and mineral deposits.
Mineral deposits from thermal activity are found on the an uplifted aread called the resurgent dome, at Little Hot Creek springs, Hot Creek Gorge, and other locations in the south and east moats of the caldera.
In Long Valley Caldera, the system is recharged primarily from snow-melt in the highlands around the western and southern rims of the caldera.
en.wikipedia.org /wiki/Geothermal_areas_in_Long_Valley   (397 words)

  
 Overview of Geothermal Energy in California   (Site not responding. Last check: 2007-11-01)
Geothermal energy is produced by the heat of the earth and is often associated with volcanic and seismically active regions.
Other major geothermal locations in the state include the Imperial Valley area east of San Diego and the Coso Hot Springs area near Bakersfield.
Investigations in Hot Dry Rock were focussed in the Clear Lake area of Lake County; Magma research occurred in the Long Valley Caldera of Mono County.
www.energy.ca.gov /geothermal/overview.html   (328 words)

  
 [No title]
Currently, only five new geothermal electric power plants with 105 megawatts total generating capacity are planned for operation by 1999(13)--down from 517 megawatts being planned in 1994 for the same time period.
Since many geothermal resources are located in arid regions where water is a scarce and regulated commodity, long-term access to water could be an important constraint on their development.
Geothermal resource development in Hawaii, although technologically promising, has been intensely opposed by some environmental and public interest groups, claiming that such development would do irreparable damage to the tropical rain forest while violating local religious beliefs and cultural mores.
www.eia.doe.gov /cneaf/solar.renewables/renewable.energy.annual/backgrnd/chap9d.htm   (2202 words)

  
 Lee Rhiannon Transport Campaigns   (Site not responding. Last check: 2007-11-01)
When long wall mining is carried out underneath rivers and creeks, the subsidence causes large cracks in the riverbed.
Warm geothermal air escapes through these cracks and heats up the waterways, killing all living things that are sensitive to changes in the water temperature, or stopping them from breeding successfully.
Lee has also made several visits to a group of residents in Mandalong Valley, in Lake Macquarie, who are concerned about potential flooding in the Mandalong Valley from the long wall mining being proposed by Centennial Coal.
www.lee.greens.org.au /campaigns/longwall.html   (551 words)

  
 CVO Menu - America's Volcanic Past - Long Valley Vicinity, California
Fallout from the Long Valley eruption blanketed most of the western states with ash as far east as Nebraska, and covered the Mono Basin, Owens Valley, and parts of the Sierras in 600-3,000 feet of 1300 degrees F. burning ash.
Long Valley, from the headwaters of Owens River to Lake Crowley, is a giant 10-mile-wide, 20-mile-long volcanic caldera.
The resurgent dome is a broad area of the central caldera floor that was pushed upward within 100,000 years or less of the caldera-forming eruption 730,000 years ago.
vulcan.wr.usgs.gov /LivingWith/VolcanicPast/Places/volcanic_past_long_valley.html   (1669 words)

  
 Petroleum - Wikipedia, the free encyclopedia
Petroleum is found in porous rock formations in the upper strata of some areas of the Earth's crust.
In this type of cogeneration plant, a gas turbine is used to generate electricity and the waste heat is used to produce steam, which is then injected into the reservoir.
Sun, wind, geothermal, and other renewable electricity sources cannot directly replace high energy density liquid petroleum for transportation use; instead automobiles and other equipment must be altered to allow using electricity (in batteries) or hydrogen (via fuel cells or internal combustion) which can be produced from renewable sources.
en.wikipedia.org /wiki/Petroleum   (5636 words)

  
 references
Stratigraphy Of The Risha Area In Northeast Jordan.
Geothermal Gradient Anomalies Of Hydrocarbon Entrapment In The Middle East And North Africa.
Hydrogeology Of The Syrian Steppe And Adjoining Arid Areas.
atlas.geo.cornell.edu /ctbt/references.html   (14779 words)

  
 Traveller - Library Data: C
The economic woes bred a new round of unrest in many areas of the empire, although the regional governors were in most cases able to use their powers to suppress open revolt without having to appeal for imperial aid.
The IISS had long been aware of the Shi'awei, but the Scouts judged them unready for contact and interdicted the system.
Long term education and development programs are in progress to integrate these worlds into the Zhodani Consulate.
gateway.pocketempires.com /c.htm   (5799 words)

  
 Geothermal
As with oil, geothermal energy can be converted by complex technoecosystems into many portable forms of fuel, electricity, chemicals, and fresh water to feed into the global technoecosystem.
This is a detailed case study of exploitation activities and plans for one area of natural geothermal heat concentration, the Imperial Valley-Mexicali region of southern California and northern Mexico.
The trouble again is that geothermal resources in these areas, as everywhere, are highly localized, rare, and limited, costly to exploit, and damaging to the environment.
www.iptq.com /cd/geothermal.htm   (2436 words)

  
 Volcano   (Site not responding. Last check: 2007-11-01)
The largest lava shield on Earth, Mauna Loa, is 9,000 m high (it sits on the sea floor) and 120 km in diameter.
Given the long lifespan of such volcanoes, they are very active.
It could be argued that the volcanoes of the Great Rift Valley system of East Africa are modified constructive margin volcanoes.
volcano.iqnaut.net   (3495 words)

  
 Geothermal Technologies Program: Geoscience
LLNL is developing methods to measure the fracture or crack density within a geothermal field, and the direction to fractures several meters from a borehole.
This data will be used in: a) determining the candidate compounds' utility as a geothermal tracer and b) measuring properties necessary for predicting their transport properties.
This research is undertaken to develop a greater understanding of the subsurface geometry of faulting in the region surrounding the geothermal reservoir at Dixie Valley, NV by merging the field observations with available geophysical data and borehole information.
www.eere.energy.gov /geothermal/geoscience.html   (1660 words)

  
 [No title]
The Dixie Valley geothermal field is unique but then every geothermal field has some unique combination of the many geological and hydrological characteristics that define a geothermal field, especially if its evolution over time is considered.
It is clearly a relatively old or long lived combination of systems that has had time to leave abundant clues on the surface as to its presence in the form of hydrothermal alteration, siliceous sinter deposits, and active (even if very weak) fumaroles.
DISCUSSION Dixie Valley has received the lion’s share of the research dollars and associated publicity of the Basin and Range projects in the past decade for a variety of reasons.
www.unr.edu /mines/geothermal/MicroDocs/Benoit-1.doc   (1733 words)

  
 Geothermal biz.com Newsletter
The Geothermal Program Office (GPO) of the US Navy, has identified more than 25 locations on military controlled lands that are prospective for geothermal development in the continental US A thorough assessment of the full potential of those sites has recently begun, and is expected to be completed by the summer of 2003.
The GPO oversees the exploration for and development of geothermal resources on lands which are under the control of any of the nation's military services.
They are to advance the understanding of the two states' geothermal energy resource, their benefits and cost effective applications; to support the development of a market for geothermal power in the two states; and to support the establishment of policies that promote the development of geothermal energy.
www.geothermal-biz.com /newsletter/Oct-2002.htm   (5596 words)

  
 Renewable Energy Annual 1996
The basics of geothermal energy resources, electricity generation technology, and the state of the geothermal industry were reported by the Energy Information Administration in 1991 [58].
With the construction of new geothermal power facilities stalled, the most significant event in 1996 for the U.S. geothermal industry was the startup of a new 40-megawatt power plant in the Salton Sea known geothermal resource area (KGRA).
The area in the United States where a new geothermal power plant has the highest likelihood of being built (by the Calpine Corporation and Trans-Pacific Geothermal Corporation) in the next few years is in the Glass Mountain KGRA in northern California, located about 50 miles south of Klamath Falls, Oregon [63].
www.eia.doe.gov /cneaf/solar.renewables/renewable.energy.annual/chap04.html   (2211 words)

  
 August 2005 Geothermal-biz.com Newsletter
This year's theme is "Geothermal Energy: The World’s Buried Treasure." With its expansive Technical Program, the GRC 2005 Annual Meeting will also provide a unique opportunity for exhibitors to showcase their projects, equipment, supplies and services at the GEA Trade Show.
Despite their low levelized costs, however, Gruenspecht said that more geothermal plants are not built because there are only a few sites with costs as attractive as those cited, and they tend to be located in remote areas in the far western region of the country.
Abstracts are sought for a geothermal session at the American Geophysical Union Fall Meeting scheduled for 5-9 December 2005 in San Francisco, California.
www.geothermal-biz.com /newsletter/Aug-2005.htm   (6545 words)

  
 [No title]
Long Valley, California Benoit, W.R., Initial results from drill holes in PLV-1 and PLV-2 in the western moat of the Long Valley Caldera, Geothermal Res.
Urban, T. Diment, and M. Sorey, Hydrothermal regime of the southwest moat of the Long Valley Caldera, Mono County, California, and its relation to seismically--new evidence from the Shady Rest Borehole (RD08), Geothermal Res.
Blackett, R.E., A new geothermal database for Utah, Geothermal Res.
www.smu.edu /geothermal/georesou/refhots2.doc   (10332 words)

  
 Elko County Geothermal Resources   (Site not responding. Last check: 2007-11-01)
Within Elko County, there are several established geothermal sources and many additional resources with high potential for development, according to the Geothermal Resource Assessment conducted by Converse Consultants of Elko.
The Elko area has a long history of geothermal water use and development, beginning with Native American and emigrant travelers’ use of water at the “Hot Hole” in southwestern Elko.
The Elko Heat Company well reports a flow of 700 gallons per minute with a temperature of 175º F. Geothermal waters in the Wells area are reported at 200 to 230º F. The Carlin area reports a reservoir size of 0.79 cubic miles, with hot spring temperatures near boiling (212° F).
www.eceda.com /geothermal.shtml   (308 words)

  
 Focal Areas   (Site not responding. Last check: 2007-11-01)
In addition, freshwater has been depleted in many areas where human consumption has displaced resources for fish, animals, and the natural environment.
These sources will continue to be important, but they are limited and cannot provide for the long term.
Stanford researchers are finding clean energy sources, developing strategies to reduce demand and increase efficient energy use, studying and predicting the effects of energy consumption on the environment, analyzing energy markets and institutions, and assessing policies that can improve energy decision-making.
www.stanford.edu /group/environment/research/focalareas.html   (1250 words)

  
 Public Meetings Scheduled for Proposed Geothermal Project
BLM has received 11 geothermal lease applications for public lands within the Truckhaven and Superstition Mountains area in western Imperial County, California.
The principal issues identified thus far for consideration in the EIS include Native American concerns, cumulative impacts considering existing, proposed, and potential geothermal projects in the area; potential impacts on cultural resources, potential effects on wildlife, potential land use conflicts including recreation; potential visual impacts, and potential impacts on surface water and groundwater resources.
The EIS also will address issues such as geology, geothermal resources, vegetation, threatened or endangered species, air quality, noise, transportation, human health and safety, and socioeconomics as well as any issues raised during the scoping process.
www.blm.gov /ca/news/2005/07/nr/CDDNews70_mtggeothermal.html   (387 words)

  
 [No title]   (Site not responding. Last check: 2007-11-01)
Known geothermal resources in north-central Nevada are closely associated with thin crust and an uplifted Moho (Savage and Sheehan, 2000; Ozalaybey et al., 1997; Fliedner et al., 1996; Humphreys and Dueker, 1994).
Available details from geothermal fields and basins are embedded in a 3-d crust over a variable-depth Moho, as developed by SCEC for southern California.
The profile we obtained is three times as long as Harder and Keller's (2000), but the Barrick Goldstrike and Florida Canyon mine blasts we recorded from the east end of our profile are much larger at 20,000 to 40,000 kg of explosive charge.
www.seismo.unr.edu /ftp/pub/louie/geothermal/Louie-gbvel-grc.doc   (1614 words)

  
 GeoScience Books - Current Catalog   (Site not responding. Last check: 2007-11-01)
GEOLOGY OF BITTERWATER CREEK AREA KERN CO., CALIF. Spec Rpt 6.
GEOLOGY OF THE HALIBURTON & BANCROFT AREAS, PROVINCE OF ONTARIO.
Ptd wps, 29 pp, 1 fig, 8 plts, 1 MIP.
www.geosciencebooks.com /catalog.html   (9653 words)

  
 Big Ideas
There are serious efforts here, too, in the area of robot design, a field in which there is rumblings the world over.
He has recently granted long, soul-baring interviews in which he has questioned the rising nationalism he has cultivated so assiduously in the pages of his newspaper, the conservative Yomiuri—the world's largest, with a circulation of 14 million.
“In areas planted with young, broad-leafed trees—and with no livestock grazing—it was up to an impressive 80cm an hour when the trees were only seven years old.
www.globalprovince.com /bigideas.htm   (14239 words)

  
 Great Basin Center's Papers and Presentations by Author
Benoit, D., Perspectives on How Dixie Valley Relates to New Prospects in the Basin and Range (Power Point presentation), DOE Meeting on Dixie Valley Geothermal Research, June 12 and 13th, 2002, Desert Research Institute, Reno, Nevada
Blackwell, D., Structure and Thermal Characteristics of the Dixie Valley Geothermal Field (Power Point presentation), DOE Meeting on Dixie Valley Geothermal Research, June 12 and 13th, 2002, Desert Research Institute, Reno, Nevada
Geothermal Resources Council Annual Meeting, Aug.-Sept. 2004, Palm Springs, CA Faulds, J., Garside, L., and Oppliger, G., Geological and Geophysical Analysis of the Desert Peak-Brady Geothermal Fields: Elucidating Structural Controls on Geothermal Resources in the Great Basin (Power Point Presentation) Great Basin Center Workshop, October 2004, Reno, Nevada
www.unr.edu /geothermal/authors.html   (2743 words)

  
 www.ny.gov - Welcome to The New York State Governor Pataki Website
GOVERNOR ANNOUNCES $4.9 MILLION IN TRANSIT CAPITAL GRANTS FOR LOWER HUDSON VALLEY
GOVERNOR ANNOUNCES $2.2M FOR WORKFORCE TRAINING FOR 2900 MOHAWK VALLEY EMPLOYEES
GOVERNOR ANNOUNCES MID-HUDSON VALLEY COMPANY TO CREATE 570 NEW JOBS IN THE CITY OF KINGSTON
www.ny.gov /governor/press/06/index_b.html   (1674 words)

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