Heritage of the petroleum geologist, volume 2 aapg. The field notebook forms the main record of the data you gather in the field. The denver basin of eastern colorado is an 181,000 km2 70,000 mi2 asymmetrical foreland basin that has a. When it comes to the wattenberg field, the states oil and gas field located under weld, larimer, boulder, adams and broomfield counties, pdc plans to begin work on around 1 wells, and start.
Investigation into the niobrara formation and missing section. Nov 07, 2018 november 10, 2015 at the bank of america merrill lynch 2015 global energy conference on nov 10, 2015, anadarko presented their corporate results and guidance to date. Using traditional methods to train the next generation of. The dj basin has the richest petroleum history of the two, dating to an oil discovery made in boulder county, colo. Sonnenberg colorado geological survey, department of natural resources, 1996 geology 127 pages. There is a different story coming from the wattenberg field, though. Apr 27, 2012 for all the excitement surrounding the silo field, we have found the horizontal niobrara to have difficult geology. A plastic clip keeps the durable cordura cover closed and the book. This entirely new second edition represents the first detailed, comprehensive book on field geology in 20 years. Gas, oil, and water production from wattenberg field in. In 1981 and 1982, the cod ell sandstone, approximately 500 ft 152 m stratigraphically above the j, was developed as a new producing horizon of oil and gas. Hydrocarbons are nearly continuous within the wattenberg field, so the area is considered.
How to play the niobrara wattenberg field seeking alpha. Wattenberg field, paleostructurestratigraphic trap. The purposes of this association are to advance the science of geology. The wattenberg gas field is a large producing area of natural gas and condensate in the.
Lower cretaceous wattenberg continuous gas field, denver basin. The most important mineral resource activity in colorado during the past decade has been the discovery and development of the wattenberg and adjacent. This book features 200 twocolor illustrations, graphs and tables, and covers key rudiments of geology. With a long history of development, beginning in 1970, this field has entered a new phase of development since 2009 with the exploitation of the niobrara formation. The reservoir rocks are cretaceous sandstones, shales, and limestones deposited under marine conditions in the western interior seaway. The codell is 5 to 20 ft thick across the wattenberg field and has formation pressure gradients that range from 0.
Those who have the book often insist that their younger v. Richly illustrated with 688 highquality photographs and 300 interpretative sketches, this 704page book is printed on glossy paper to show important strucutural and textural features. Guide to the petroleum geology and laramide orogeny, denver basin and front range, colorado robert j. The book only shows its age 1985 with omission of a couple of important developments in field geology such as gps, now often used in field reports. Faults and fractures in the niobrara formation of wattenberg. Geology field book cover this cover is made to fit all of the bound field books sold above. Stratigraphic architecture of the niobrara formation. The wattenberg field is located northeast of denver, co and produces oil, gas, and condensate from the following cretaceous horizons. The denver basins wattenberg field contains reserves of about 1.
Wyoming nebraska 2 0 kansas 3 0 0 0 0 4 0 0 0 0 5 0 0 062 0 0 03 0 0 04 0 0 05 0 0 06 0 0 0 colorado denver r a n g e f r o n t wattenberg. Mineral 1 is harder or softer than your fingernail. Investigation into the niobrara formation and missing section associated with prelithification faults, wattenberg field co. Wattenberg field produces from a large gas accumulation 1.
Sadly, his book has been out of print for several years, making it difficult to get hold of a copy. Geologist who in 1967 discovered the denver basins wattenberg field in the. The 5 companies dominating the niobrara shale play the. The summer field camp experience provides many students with. Oil and gas exploration and development along the front range in. Wattenberg field, denver basin, colorado geology of tight. He states that the ability to infer and infer correctly is the goal of training in field geology p. However, formatting rules can vary widely between applications and fields of interest or study.
Features graphics and simple field guide procedures to guide hikers through the great outdoors. Today, the dj basin is known for the wattenberg gas field, which is. Trace of the wattenberg paleo high is taken from birmingham and others 2001. The codell in wattenberg is characterized by low porosity wattenberg field and has formation pressure gradients that range from 0. The highest gors in the field correspond to the highest geothermal. An internationally known geologistexplorationist whose mapping in. The wattenberg basincentered field is shown in red.
Beginning with a history of the earths formation and development, this book explores the substances that compose the planet, movements within the earth, the surface effects of weather and water, and underground landscapes. Sandstone, wattenberg field pertinent data muddy j sandstone, wattenberg field depth 7,600 8,400 ft bht, of 260 bhp, psig 2,900 gross sand, ft 50 to 100 net pay, ft 10 to 50 porosity, % 8 to 12 permeability, md 0. The gas is contained in a stratigraphic trap straddling the axis of the denver basin. After my father died in 2015 i was determined to revive his classic field manual which had gone out of print. Isopach map of net sandstone in codell interval defined by porosity great than 10 percent.
Horizontal drillers plowing ahead in the wattenberg oil. The spindle field, situated in the southwest portion of the wattenberg field, produces from two marinebar complexes hygiene and terry in the middle portion of the pierre shale. After wiley reverted the publishing rights, i decided to convert geology in the field into an ebook to make it available quickly and at a reasonable price. Gas, oil, and water production data were compiled from selected wells in two tight gas reservoirsthe codellniobrara interval, comprised of the codell sandstone member of the carlile shale and the niobrara formation. Gas, oil, and water production from wattenberg field in the denver. It has spaces to carry three pencils, an acid bottle and a short 6 rulerstyle map scale items not included. In 1981 and 1982, the codell sandstone, approximately 500 ft 152 m stratigraphically above the j, was developed as a new producing horizon of oil and gas. Wattenberg field, denver basin, colorado1 north american. The wattenberg gas field, one of the largest natural gas deposits in the united states, is a basincentered gas field just north of the denver metropolitan area. The trap was formed in the deltafront environment of a northwesterly prograding delta. Field geology books waterproof pens field book covers.
Manual of field geology compton, robert r 9780471166986. It usually also records the location of any samples collected, the position and orientation of any photographs taken. The highest net values occur on west side of map area. Geologic events chart for upper cretaceous formations in the western denver.
Wattenberg field, denver basin, colorado subject group. Wattenberg field is located in the center of the denver basin in northeastern colorado and is one of the largest oil and gas fields in the united states. Kgssubsurface geology 9distribution of kansas oil and gas. In particular, it should contain notes on where the data were collected, the relationships between the different rock bodies, their compositional and textural characteristics, and internal features. For decades this little book was the primary text for many a universitys summer field camp the geologists equivalent of boot camp. Located north of denver near the axis of the denver basin, wattenberg is estimated to have.
A plastic clip keeps the durable cordura cover closed and the book firmly secured. Geologic factors controlling production in the codell. Field development and darwin a brief history of time in the. Investigation into the niobrara formation and missing. Lahee 1961, however, emphasizes that although field geology is based on observation, many conclusions are predicated on inferences. A very brief history of the wattenberg history and evolution a few land and geology matters the horizontal revolution disclaimer. Hydrocarbons are nearly continuous within the wattenberg field, so the area is considered to be a basincentered gas accumulation with oil occurring as condensate. Page 332 as the processes thus far described continue through geological periods, the initial relief will be extinguished even under the slow processes of desert erosion, and there will appear instead large, rockfloored plains sloping toward large wastefloored plains. Anadarkos niobrara assets in the wattenberg field was referred to as world class in continue reading. More producers boost their bets on oil play northeast of denver.
Well log for the codell sandstone interval from a typical well in wattenberg field. Wattenberg field produces from a large gas accumulation. Geologic factors controlling production in the codell sandstone. Young aapg studies in geology 24, geology of tight gas reserviors, 1986, p. Book chapter wattenberg field, denver basin, colorado 1. Wattenberg field, paleostructurestratigraphic trap, denver.
The development history and geology of wattenberg field is presented by hemborg 1993 and ladd 2001. The most important mineral resource activity in colorado during the past decade has been the discovery and development of the wattenberg gas field. Geologists aapg grants permission for a single photocopy of an item from this publication for personal. Wattenberg field, colorado, produces from a large gas accumulation 1. Minerals hardness 1gypsum, 2halite mineral 1 is harder or softer than a penny. Guide to the petroleum geology and laramide orogeny, denver. The american association of petroleum geologists is an international organization with over 38,000 members in 100plus countries. From exploring the basic principles of geology to starting a rock and mineral collection, the practical geologist is the perfect introduction to the world of earth science. Field geology is done in the field, but comptons manual will give every geologist the necessary information to begin the adventure. The wattenberg gas field is a large producing area of natural gas and condensate in the denver basin of central colorado, usa. Section of the society for sedimentary geology guide book, p.
Dakotalakota, j sandstone, d sandstone, greenhorn, codell, niobrara a, b, c, and fort hays, hygiene, terry, and larimerrocky ridge. Upper cretaceous niobrara formation and codell sandstone member of the. Gas, oil, and water production from wattenberg field in the. Wattenberg field, paleostructurestratigraphic trap, denver basin. Additional information on production of individual fields is available from oil and. The wattenberg field, a target of drilling since the early 1970s, doesnt generate the same buzz among investors as wellendowed shale plays in north dakota, texas or ohiopennsylvania. Matuszczak memoir 24, north american oil and gas fields, 1976, p. Located north of denver near the axis of the denver basin, wattenberg is estimated to have reserves of 1. Field geology illustrated is a reliable, in depth field reference for professional geologists, serious amateur geologists, and other environmental scientists.
Wattenberg field colorado located in colorados dj basin, the wattenberg field, discovered in 1970, was historically a major gas field. Wattenberg field stratigraphy isopach map of codell sandstone, wattenberg field. All fields have their own quirks brought on by rock character. Discovered in 1970, the field was one of the first places where massive hydraulic fracturing was performed routinely and successfully on thousands of wells.
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