I Subsurface Waste Disposal by Means of Wells a Selective Annotated Bibliography
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What Is an Injection Well ?
What is an Injection Well ? An Injection Well is a well used for emplacement of fluids underground. Injection wells range from a few feet to over 10,000 feet in depth. The design of such wells ranges from very low technology constructions such as a shallow dug well or natural sinkhole with surface modifications, to highly engineered designs with multiple casings, cement, and other components for downhole fluid and pressure control, monitoring, and overall environmental protection. Injection wells are used in many industrial and resource management activities. Some of the most common of these activities include production and refining of petroleum and other mineral resources, chemical manufacturing, electric power generation, air conditioning and heating, food processing, drinking water treatment, commercial waste management, environmental remediation, and aquifer storage and recovery. When properly sited, constructed, and operated, injection wells can effectively maintain environmental safety in each of these activities. According to rules adopted by the U.S. Environmental Protection Agency (EPA) and states in response to the Safe Drinking Water Act (SDWA) of 1976, no injection well may be allowed to endanger an Underground Source of Drinking Water (USDW). Such wells must be permitted or otherwise authorized with the necessary terms and conditions to ensure USDW protection. Federal and state rules define six classes of injection wells. The principle factors used to define each well class includes the type of activity and source or general nature of the fluids associated with that activity; a secondary factor in defining well class is the depth of injection relative to USDWs. Class I wells are used to inject industrial and municipal waste water safely below USDWs; these wells may be permitted to include hazardous and radioactive waste water in the injected fluids. -
Drainage Wells—A Dual Purpose C.W
Drainage Wells—A Dual Purpose C.W. Sheffield, Carlos Rivero-deAguilar, and Kevin McCann isposal of stormwater by in- jection wells to the under- ground aquifer has been prac- ticed in Florida for years. Regulatory agency rules are wide and varied on the subject. The adaption of existing wells to the dual purposes of SWALE STREET DRAINAGE DRAINAGE removal of excess stormwaters and aqui- TO DRAINWELL TO DRAINWELL fer recharge seems feasible in many cases. LAKE DRAINAGE In central Florida, it is estimated that TO DRAINWELL up to 40 percent of the aquifer recharge is SWALE / STREET DRAINWELL through drainage wells. The emphasis of this article is to summarize the existing LAND available wells; discuss water quality of LAKE stormwaters as is presently known; re- view DEP requirements for drainage wells; Figure 1. Drainwell Sketch LAKE DRAINWELL and stormwater treatment methods to achieve the required water quality. As forecast by the USGS Report of Investigations No. 50, and were highest at industrial and single family sites. Ni- published in 1968, aquifer withdrawals now exceed recharge trate-nitrite concentrations ranged from 0.15 to 0.46 mg/l. in Orange County. In the past the priority of injection wells has Total suspended solid concentrations were highly variable, been to reduce flood damage by disposal of excess stormwater. ranging from 19 mg/l at the heavy commercial site to 103 mg/l A higher priority is becoming the renewal of drinking water at the industrial site. resources, as evidenced by the estimate that up to 40 percent Measurements of pH indicate that stormwater runoff is of aquifer recharge is contributed by injection wells. -
Pleistocene Panthera Leo Spelaea
Quaternaire, 22, (2), 2011, p. 105-127 PLEISTOCENE PANTHERA LEO SPELAEA (GOLDFUSS 1810) REMAINS FROM THE BALVE CAVE (NW GERMANY) – A CAVE BEAR, HYENA DEN AND MIDDLE PALAEOLITHIC HUMAN CAVE – AND REVIEW OF THE SAUERLAND KARST LION CAVE SITES n Cajus G. DIEDRICH 1 ABSTRACT Pleistocene remains of Panthera leo spelaea (Goldfuss 1810) from Balve Cave (Sauerland Karst, NW-Germany), one of the most famous Middle Palaeolithic Neandertalian cave sites in Europe, and also a hyena and cave bear den, belong to the most im- portant felid sites of the Sauerland Karst. The stratigraphy, macrofaunal assemblages and Palaeolithic stone artefacts range from the final Saalian (late Middle Pleistocene, Acheulean) over the Middle Palaeolithic (Micoquian/Mousterian), and to the final Palaeolithic (Magdalénien) of the Weichselian (Upper Pleistocene). Most lion bones from Balve Cave can be identified as early to middle Upper Pleistocene in age. From this cave, a relatively large amount of hyena remains, and many chewed, and punctured herbivorous and carnivorous bones, especially those of woolly rhinoceros, indicate periodic den use of Crocuta crocuta spelaea. In addition to those of the Balve Cave, nearly all lion remains in the Sauerland Karst caves were found in hyena den bone assemblages, except those described here material from the Keppler Cave cave bear den. Late Pleistocene spotted hyenas imported most probably Panthera leo spelaea body parts, or scavenged on lion carcasses in caves, a suggestion which is supported by comparisons with other cave sites in the Sauerland Karst. The complex taphonomic situation of lion remains in hyena den bone assemblages and cave bear dens seem to have resulted from antagonistic hyena-lion conflicts and cave bear hunting by lions in caves, in which all cases lions may sometimes have been killed and finally consumed by hyenas. -
Late Pleistocene Panthera Leo Spelaea (Goldfuss, 1810) Skeletons
Late Pleistocene Panthera leo spelaea (Goldfuss, 1810) skeletons from the Czech Republic (central Europe); their pathological cranial features and injuries resulting from intraspecific fights, conflicts with hyenas, and attacks on cave bears CAJUS G. DIEDRICH The world’s first mounted “skeletons” of the Late Pleistocene Panthera leo spelaea (Goldfuss, 1810) from the Sloup Cave hyena and cave bear den in the Moravian Karst (Czech Republic, central Europe) are compilations that have used bones from several different individuals. These skeletons are described and compared with the most complete known skeleton in Europe from a single individual, a lioness skeleton from the hyena den site at the Srbsko Chlum-Komín Cave in the Bohemian Karst (Czech Republic). Pathological features such as rib fractures and brain-case damage in these specimens, and also in other skulls from the Zoolithen Cave (Germany) that were used for comparison, are indicative of intraspecific fights, fights with Ice Age spotted hyenas, and possibly also of fights with cave bears. In contrast, other skulls from the Perick and Zoolithen caves in Germany and the Urșilor Cave in Romania exhibit post mortem damage in the form of bites and fractures probably caused either by hyena scavenging or by lion cannibalism. In the Srbsko Chlum-Komín Cave a young and brain-damaged lioness appears to have died (or possibly been killed by hyenas) within the hyena prey-storage den. In the cave bear dominated bone-rich Sloup and Zoolithen caves of central Europe it appears that lions may have actively hunted cave bears, mainly during their hibernation. Bears may have occasionally injured or even killed predating lions, but in contrast to hyenas, the bears were herbivorous and so did not feed on the lion car- casses. -
Summary of Produced Water Management Practices
Potential for Beneficial Use of Oil and Gas Produced Water David B. Burnett1 Abstract Technology advancements and the increasing need for fresh water resources have created the potential for desalination of oil field brine to be a cost-effective fresh water resource for the citizens of Texas. In our state and in other mature oil and gas production areas, the majority of wells produce brine water along with gas and oil. Many of these wells produce less than 10 barrels of oil a day (bbl/day) along with substantial amounts of water. Transporting water from these stripper wells is expensive, so much so that in many cases the produced water can be treated on site, including desalination, for less cost than hauling it away. One key that makes desalination affordable is that the contaminants removed from the brine can be injected back into the oil and gas producing formation without having to have an EPA Class I hazardous injection permit. The salts removed from the brine originally came from the formation into which it is being re-injected and environmental regulations permit a Class II well to contain the salt “concentrate”. This chapter discusses key issues driving this new technology. Primary are the costs (economic and environmental) of current produced water management and the potential for desalination in Texas. In addition the cost effectiveness of new water treatment technology and the changes in environmental and institutional conditions are encouraging innovative new technology to address potential future water shortages in Texas. Introduction Who in their right mind would ever try to purify and re-use oil field brine? The very nature of the material produced along with oil and gas would seem to make such practices uneconomical. -
Research Article Extinctions of Late Ice Age Cave Bears As a Result of Climate/Habitat Change and Large Carnivore Lion/Hyena/Wolf Predation Stress in Europe
Hindawi Publishing Corporation ISRN Zoology Volume 2013, Article ID 138319, 25 pages http://dx.doi.org/10.1155/2013/138319 Research Article Extinctions of Late Ice Age Cave Bears as a Result of Climate/Habitat Change and Large Carnivore Lion/Hyena/Wolf Predation Stress in Europe Cajus G. Diedrich Paleologic, Private Research Institute, Petra Bezruce 96, CZ-26751 Zdice, Czech Republic Correspondence should be addressed to Cajus G. Diedrich; [email protected] Received 16 September 2012; Accepted 5 October 2012 Academic Editors: L. Kaczmarek and C.-F. Weng Copyright © 2013 Cajus G. Diedrich. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Predation onto cave bears (especially cubs) took place mainly by lion Panthera leo spelaea (Goldfuss),asnocturnalhuntersdeep in the dark caves in hibernation areas. Several cave bear vertebral columns in Sophie’s Cave have large carnivore bite damages. Different cave bear bones are chewed or punctured. Those lets reconstruct carcass decomposition and feeding technique caused only/mainlybyIceAgespottedhyenasCrocuta crocuta spelaea, which are the only of all three predators that crushed finally the long bones. Both large top predators left large tooth puncture marks on the inner side of cave bear vertebral columns, presumably a result of feeding first on their intestines/inner organs. Cave bear hibernation areas, also demonstrated in the Sophie’s Cave, were far from the cave entrances, carefully chosen for protection against the large predators. The predation stress must have increased on the last and larger cave bear populations of U. -
Technical Review and Advisory Panel (Trap) Meeting
T ECHNICAL R EVIEW AND A DVISORY P ANEL ONSITE SEWAGE TREATMENT AND DISPOSAL SYSTEMS ADVISORY TO THE DEPARTMENT OF HEALTH AUTHORITY: SECTION 381.0068, FLORIDA STATUTES TECHNICAL REVIEW AND ADVISORY PANEL (TRAP) MEETING DATE: Thursday, October 16, 2014 TIME: 10:00 a.m. PLACE: Conference call meeting Teleconference Phone Number: 888-670-3525 At the prompt, enter the Participant Code: 2980 214 500 For those who wish to attend the meeting in person, the conference call will originate from: Capital Circle Office Complex Conference Room 110 F 4025 Bald Cypress Way, Tallahassee, Florida 32399 THIS MEETING IS OPEN TO THE PUBLIC. Agenda 1. Introductions 2. Review minutes of last meeting 3. Old Business Rule Issues 12-07 ATU Maintenance Versus Drainfield Maintenance 14-01 Rule Reduction (continued from 9/25/2014) 4. New Business 5. Other items of interest to the Technical Review and Advisory Panel 6. Public Comment Scott Johnson Pam Tucker Martin Guffey Robert Baker PROFESSIONAL ENGINEER REAL ESTATE INDUSTRY SEPTIC TANK INDUSTRY SEPTIC TANK MANUFACTURER Glenn Bryant Russ Melling Scott Franz Sonia Cruz COUNTY HEALTH DEPARTMENT CONSUMER SOIL SCIENTIST ENVIRONMENTAL HEALTH Victor Godlewski Ken Odom, Chair Roy Pence, Vice Chair LOCAL GOVERNMENT HOME BUILDING INDUSTRY HOME BUILDING INDUSTRY T ECHNICAL R EVIEW AND A DVISORY P ANEL ONSITE SEWAGE TREATMENT AND DISPOSAL SYSTEMS ADVISORY TO THE DEPARTMENT OF HEALTH AUTHORITY: SECTION 381.0068, FLORIDA STATUTES TECHNICAL REVIEW AND ADVISORY PANEL (TRAP) MEETING MINUTES DATE: Thursday, September 25, 2014 PLACE: -
53. Jahrestagung in Herne
Hugo Obermaier Society for Quaternary Research and Archaeology of the Stone Age Hugo Obermaier - Gesellschaft für Erforschung des Eiszeitalters und der Steinzeit e.V. 53. Jahrestagung in Herne 26. – 30. April 2011 in Kooperation mit dem Bibliographische Information der Deutschen Nationalbibliothek: Die Deutsche Nationalbibliothek verzeichnet diese Publikation in der Deutschen Nationalbibliographie, detail- lierte bibliographische Angaben sind im Internet über http://dnb.d-nb.de abrufbar. Für den Inhalt der Seiten sind die Autoren selbst verantwortlich. © 2011 Hugo Obermaier – Gesellschaft für Erforschung des Eiszeitalters und der Steinzeit e.V. c/o Institut für Ur- und Frühgeschichte der Universität Erlangen-Nürnberg Kochstr. 4/18 D-91054 Erlangen Alle Rechte vorbehalten. Jegliche Vervielfältigung einschließlich fotomechanischer und digitalisierter Wieder- gabe nur mit ausdrücklicher Genehmigung der Herausgeber und des Verlages. Redaktion, Satz & Layout: Leif Steguweit (Schriftführer der HOG); Frontcover: Trittsiegel eines Höhlenlöwen aus Bottrop, ca. 35.000 Jahre alt (Zeichnung nach W. von Koenigswald 1995) Stadtwappen von Herne (Quelle: Wikimedia) Druck: PrintCom oHG, Erlangen-Tennenlohe ISBN: 978-3-933474-75-9 Inhalt (Content) Programmübersicht (Brief program) 5 Programm (Meeting program) 6 Kurzfassungen der Vorträge und Poster (Abstracts of Reports and Posters) 13 Exkursionsbeiträge (Excursion´s Guide) 54 An outline of the geology and geomorphology of the Twente region 55 Das sauerländische Höhlenland im südlichen Westfalen (Einführung) 71 Blätterhöhle bei Hagen (J. Orschiedt) 75 Feldhofhöhle bei Balve im Hönnetal (M. Baales) 77 Balver Höhle – größter Höhlenraum des Hönnetals (M. Baales) 79 Die letzten Rentierjäger im Sauerland: Der „Hohle Stein“ bei Kallenhardt (M. 83 Baales) Bericht zur 52. Tagung der Gesellschaft in Leipzig 87 Teilnehmerliste (List of Participants) 95 Weitere Informationen: http://www.uf.uni-erlangen.de/obermaier/obermaier.html Programm der 53. -
Pleistocene Cave Hyenas in the Iberian Peninsula: New Insights from Los Aprendices Cave (Moncayo, Zaragoza)
Palaeontologia Electronica palaeo-electronica.org Pleistocene cave hyenas in the Iberian Peninsula: New insights from Los Aprendices cave (Moncayo, Zaragoza) Víctor Sauqué, Raquel Rabal-Garcés, Joan Madurell-Malaperia, Mario Gisbert, Samuel Zamora, Trinidad de Torres, José Eugenio Ortiz, and Gloria Cuenca-Bescós ABSTRACT A new Pleistocene paleontological site, Los Aprendices, located in the northwest- ern part of the Iberian Peninsula in the area of the Moncayo (Zaragoza) is presented. The layer with fossil remains has been dated by amino acid racemization to 143.8 ± 38.9 ka (earliest Late Pleistocene or latest Middle Pleistocene). Five mammal species have been identified in the assemblage: Crocuta spelaea (Goldfuss, 1823) Capra pyre- naica (Schinz, 1838), Lagomorpha indet, Arvicolidae indet and Galemys pyrenaicus (Geoffroy, 1811). The remains of C. spelaea represent a mostly complete skeleton in anatomical semi-connection. The hyena specimen represents the most complete skel- eton ever recovered in Iberia and one of the most complete remains in Europe. It has been compared anatomically and biometrically with both European cave hyenas and extant spotted hyenas. In addition, a taphonomic study has been carried out in order to understand the origin and preservation of these exceptional remains. The results sug- gest rapid burial with few scavenging modifications putatively produced by a medium sized carnivore. A review of the Pleistocene Iberian record of Crocuta spp. has been carried out, enabling us to establish one of the earliest records of C. spelaea in the recently discovered Los Aprendices cave, and also showing that the most extensive geographical distribution of this species occurred during the Late Pleistocene (MIS4- 2). -
Evaluation of Underground Injection of Industrial Waste to Illinois
EVALUATION OF UNDERGROUND INJECTION OF INDUSTRIAL WASTE IN ILLINOIS Ross D. Brower Ivan G. Krapac and Bruce R. Hensel Illinois State Geological Survey 615 East Peabody Drive Champaign, Illinois Adrian P. Visocky Gary R. Peyton and John S. Nealon Illinois State Water Survey 2204 Griffith Drive Champaign, Illinois Mark Guthrie Engineering-Science Incorporated Atlanta, Georgia Department of Energy and Natural Resources Illinois State Geological Survey Illinois State Water Survey Hazardous Waste Research and Information Center ILLINOIS STATE GEOLOGICAL SURVEY 615 East Peabody Drive Champaign, Illinois Printed by the authority of the State of Illinois 1989/1100 CONTENTS Executive Summary ES-1 Introduction I-1 Background I-1 Scope of Study I-3 Regulatory Structure Related to Waste Disposal I-4 1 Regulations and Permitting Practices 1-1 Illinois Pollution Control Board Regulations 1-1 Illinois Environmental Protection Agency Practices 1-2 Standard and Special Conditions for UIC Permits 1-4 Effects of 1984 RCRA Amendments on Hazardous Waste Injection 1-6 Comments and Suggestions on Specific Regulatory Practices 1-7 Selected Definitions and Terms 1-7 Classification of Injection Wells 1-9 2 Geologic Environment 2-1 Geologic Framework of Illinois: An Overview 2-1 Units Containing Currently Used or Potential Disposal Zones 2-4 Geologic Characteristics Critical to Siting/Operating Injection Wells 2-27 Risks of Disposal in the Subsurface Geologic Environment 2-42 3 Illinois Disposal Facilities: Wells, Wastes, Problems 3-1 General Information About Disposal -
Uses and Abuses of Wastewater Injection Wells in Hawaii!
Pacific Science (1985), vol. 39, no. 2 © 1985 by the University of Hawaii Press. All rights reserved Uses and Abuses of Wastewater Injection Wells in Hawaii! FRANK L. PETERSON 2 and JUNE A. OBERDORFER 3 ABSTRACT: During the past two decades in Hawaii, more than 500 injection wells for the disposal ofdomestic sewage wastewater have been constructed and operated. Thus far, contamination ofpotable groundwater supplies has not been a problem. Many of the injection wells, however, have not performed as de signed, and aquifer clogging and reduced injection capacity have produced numerous well failures resulting in public health, legal, and financial problems. Factors most commonly responsible for the well problems have been unfavorable hydrogeology, underdesign of injection well capacity, poor effluent quality, and lack ofinjection well maintenance. Detailed study ofclogging mechanisms in the immediate vicinity of injection wells suggests that binding of pore spaces by nitrogen gas is the most important cause of aquifer clogging. Other clogging mechanisms also operating are filtration of solid particles and growth of microorganisms. THE HAWAIIAN ISLANDS ARE principally de Because the Hawaiian Islands are sur pendent on groundwater for potable water rounded by the Pacific Ocean and the vast supplies. Consequently, the disposal of liquid majority ofthe population lives in the coastal wastes into the subsurface is ofgreat concern. region , disposal ofmunicipal wastewaters has The principal mode of groundwater occur been achieved mainly by ocean outfalls in the rence is the basal (or Ghyben-Herzberg) lens urban sewered areas and by cesspools in the of fresh water overlying and displacing the rural unsewered regions . -
REFERENCE GUIDE to Treatment Technologies for Mining-Influenced Water
REFERENCE GUIDE to Treatment Technologies for Mining-Influenced Water March 2014 U.S. Environmental Protection Agency Office of Superfund Remediation and Technology Innovation EPA 542-R-14-001 Contents Contents .......................................................................................................................................... 2 Acronyms and Abbreviations ......................................................................................................... 5 Notice and Disclaimer..................................................................................................................... 7 Introduction ..................................................................................................................................... 8 Methodology ................................................................................................................................... 9 Passive Technologies Technology: Anoxic Limestone Drains ........................................................................................ 11 Technology: Successive Alkalinity Producing Systems (SAPS).................................................. 16 Technology: Aluminator© ............................................................................................................ 19 Technology: Constructed Wetlands .............................................................................................. 23 Technology: Biochemical Reactors .............................................................................................