The Oooguruk Development - Alaska Geology 2012 Newsletter.pdf · Volume 42 Number 8 April 2012 Page...

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Volume 42 Number 8 April 2012 Page 1 AGS Luncheon Date & Time: April 19 th , 11:30 am 1:00 pm Program: The Oooguruk Development Speaker(s): Craig Knutson Pioneer Natural Resources Alaska Inc. Place: BP Energy Center Reservations: Please make your reservation before noon Tuesday, April 17 th , 2012. Cost: Seminar only, no meal: Free Reserve a box lunch: $15 Reserve a hot lunch: $20 Lunch with no reservation: On an as-available basis only E-mail reservations: [email protected] Or phone (907) 644-4429 For more information: visit the AGS website: www.alaskageology.org Craig Knutson Pioneer Natural Resources Alaska Inc. The first oil produced by an independent on the North Slope of Alaska came from the Oooguruk field operated by Pioneer, with its 30% partner, ENI, in 2008. Pioneer managed to go from exploration wells to first production in 5 years a record for new developments on the North Slope. Three exploration wells were drilled the winter of 2002/3 by Pioneer targeting the Kuparuk reservoir. No significant Kuparuk was found but 19-24 api oil was tested in the Upper Jurassic Nuiqsut formation. The development project was sanctioned in January 2006, authorizing the drilling of production wells, and the construction of a 48-slot gravel island, subsea buried flowlines, and onshore ancillary facilities. Construction was completed 24 months later, and the first development well spud in December 2007. Since then, 23 wells have been drilled from the drillsite - 1 disposal well, 3 Torok wells, 6 Kuparuk wells, 12 Nuiqsut wells, and 1 Kuparuk exploration well. Drilling of the surface and intermediate sections above the target reservoirs has been more difficult than anticipated based upon adjacent experience. There are Upper Cretaceous chemically reactive tuffaceous shales that are thicker than adjacent areas. In addition, the well known HRZ, Kalubik, Milluveach and Kingak shales are more mechanically stressed than in The Oooguruk Development Four Years Drilling A Geologic Perspective Oooguruk Field Production Facility

Transcript of The Oooguruk Development - Alaska Geology 2012 Newsletter.pdf · Volume 42 Number 8 April 2012 Page...

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Volume 42 Number 8 April 2012 Page 1

AGS Luncheon

Date & Time: April 19th, 11:30 am 1:00 pm

Program: The Oooguruk Development

Speaker(s): Craig Knutson Pioneer Natural Resources Alaska Inc.

Place: BP Energy Center Reservations: Please make your reservation before noon Tuesday, April 17th, 2012.

Cost: Seminar only, no meal: Free

Reserve a box lunch: $15

Reserve a hot lunch: $20

Lunch with no reservation: On an as-available basis only

E-mail reservations: [email protected]

Or phone (907) 644-4429

For more information: visit the AGS website:

www.alaskageology.org

Craig Knutson Pioneer Natural Resources Alaska Inc.

The first oil produced by an independent on the North Slope of Alaska came from the Oooguruk field operated by Pioneer, with its 30% partner, ENI, in 2008. Pioneer managed to go from exploration wells to first production in 5 years

a record for new developments on the North Slope. Three exploration wells were drilled the winter of 2002/3 by Pioneer targeting the Kuparuk reservoir. No significant Kuparuk was found but 19-24 api oil was tested in the Upper Jurassic Nuiqsut formation. The development project was sanctioned in January 2006, authorizing the drilling of production wells, and the construction of a 48-slot gravel island, subsea buried flowlines, and onshore ancillary facilities. Construction was completed 24 months later, and the first development well spud in December 2007. Since then, 23 wells have been drilled from the drillsite - 1 disposal well, 3 Torok wells, 6 Kuparuk wells, 12 Nuiqsut wells, and 1

Kuparuk exploration well.

Drilling of the surface and intermediate sections above the target reservoirs has been more difficult than anticipated based upon adjacent experience. There are Upper Cretaceous chemically reactive tuffaceous shales that are thicker than adjacent areas. In addition, the well known HRZ, Kalubik, Milluveach and Kingak shales are more mechanically stressed than in

The Oooguruk Development Four Years Drilling

A Geologic Perspective

Oooguruk Field Production Facility

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the nearby Alpine and Kuparuk fields. Oil-based-mud (OBM), managed-pressure-drilling (MPD), and re-design of casing programs have mitigated most issues.

The Torok turbidites were originally identified as low value targets defined by seismic amplitude. Closer examination of the amplitude led to a determination that it did not characterize the turbidite distribution. Well logs and cores suggested that the turbidites were hydrocarbon bearing, but much more thinly bedded than productive analog facies. A three-well pilot program has been initiated to test the viability of this reservoir and preliminary results have been encouraging. An appraisal well is being drilled this winter in an effort to better understand the feasibility of an onshore (surface) development expansion.

The Kuparuk reservoir production has been better than anticipated. The reservoir limits and thickness are defined reasonably well by seismic amplitude. A log model to resolve siderite and glauconite appears to be accurate. A facies understanding of the complex mineralogy is more problematic. A few wells show clear indications of fracturing with conduits in a N-S orientation. Geosteering of horizontal laterals using Halliburton s azimuthal resistivity tool has been effective.

The Nuiqsut development has shown mixed results. The reservoir is thicker and more laterally continuous than our pre-drill assumptions and oil quality is better in portions of the reservoir, likely due to gravity segregation. Horizontal permeability is as expected, but vertical permeability is lower than originally envisioned, primarily because of thin, extensive siderite layers that were not evident in the original vertical wells. Geosteering with azimuthal density tools and strategies to effectively drill through the

siderite beds have been developed to improve drilling performance. In addition, various completion strategies have been used to combat the low Kv/Kh of the reservoir. In general, the Kuparuk and Torok reservoirs have produced better than originally anticipated, the Nuiqsut somewhat less than anticipated, but with better quality oil and over a larger area. Drilling has been more challenging than originally estimated but solutions have been found to mitigate problems. Additional targets are being drilled and expansion of the development is being evaluated and considered.

Oooguruk Field Location Map

Oooguruk Field Type Stratigraphic Column

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About the Speaker: Craig Knutson is a Geologic Advisor with Pioneer Natural Resources and has over 34 years experience in the petroleum industry. He stumbled into geology in the early days of plate tectonics at Carleton College, graduating in 1976. He obtained his MS from the University of Michigan in 1978, concentrating on hard rocks . He worked for Mobil Oil for 20 years and has been at Pioneer for 14, the past 8 years in Alaska. Craig has worked on a variety of exploration and development projects in the US GOM and Rockies, UK North Sea, Argentina, Venezuela, North Africa, and Alaska. He moved to Anchorage in 2004 to work exploration in NPRA and has been involved with the Oooguruk development since 2007.

From the President s Desk

The board is still looking for a volunteer to serve as Vice-President of AGS for the upcoming 2012-2013 term. The Vice-President s duties include lining up speakers for the luncheon meetings, hosting out-of-town speakers, reserving meeting rooms for upcoming luncheons, and attending monthly board meetings. Anyone interested should contact one of the board members; I can be reached at [email protected] or 907-269-9673.

Last month AGS sponsored a Brooks Range Structural Workshop that was convened at the ConocoPhillips building. Over 35 geoscientists from industry, state and federal government attended the meeting. Rodney Graham s keynote presentation on The French Alps - classic geology re-interpreted in the light of passive margin geology and allocthonous salt tectonics was well received. Marwan Wartes from DGGS and Tom Homza from Shell gave stellar presentations on the regional stratigraphy and structure and of the north slope. AGS would like to thank all three for making the workshop such a success. A special thanks goes to James Buchanan of ConocoPhillips for helping organize the workshop and acting as host. We should also thank Dick Garrard, yes our beloved VP, for proposing and ramrodding the concept of a workshop.

The AGS Technology Conference, originally scheduled for this spring in Fairbanks, has been postponed until the fall. No date has been set but the conference will likely be scheduled for September or October in Fairbanks. AGS is looking for volunteers, especially anyone in Fairbanks, willing to help organize and host the conference. Anyone interested should contact Dick Garrard via e-mail at [email protected] or by phone at 907-644-4429. This month s luncheon presentation by Craig Knutson from Pioneer Natural Resources Alaska, Inc., is entitled The Oooguruk Development: Four Years of Drilling A Geologic Perspective . Craig is a Geologic Advisor at Pioneer with over 34 years of experience in the petroleum industry, including eight years in Alaska. His presentation will highlight the potential of Kuparuk, Torok, and Nuiqsut reservoirs on the north slope and promises to be enlightening, so come early to get a good seat.

- Ken

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Community Education Corner Science Fair 2012 By Jana Dasilva Lage

The 57th Annual Alaska Science and Engineering Fair was held on March 24th at East High School in Anchorage. Special thanks go out to Kristin Elowe who spent the day judging projects in the Earth and Space Science and Environmental Science categories for AGS. Projects in the High School, Middle School, and Elementary Divisions were reviewed. In the end, there were no projects selected in the High School Division. The following 10 students from Anchorage, Chugiak, Barrow, and Noatak received awards:

Middle School Division Gabriella Bjorgo (8th Grade) The Effects of Liquefaction Isabelle Libbrecht (7th Grade) Cleaner Coal Joshua Mann (8th Grade) Active Layer Freeze-up Britnee Mills (8th Grade) Woman Made Color Crystals Jennifer Sage (7th Grade) Woman Made Color Crystals

Elementary Division Lillian Bleeker (3rd Grade) The Strongest Rock Isaiah Faso-Formoso (2nd Grade) Slow Movers Olivia Bellers (2nd Grade) Slow Movers Peter Bellers (2nd Grade) Slow Movers Sebastien Libbrecht (4th Grade) Geode Formation

All the students will receive a $25 gift card to Barnes

and Noble and are invited to attend our April luncheon. The Grand Prize to the top project in Geology goes to Sebastien Libbrecht who will receive a $100 cash award.

Recognition to a few AGS members: Greg Durocher, who not only donated door prizes, but was also the key note speaker at the awards ceremony and Tina Neal and AVO for also donating door prizes to the Science Fair.

We will be looking for volunteers to help judge again next year!!!

The Alaska Geological Society

LUNCHEON SCHEDULE 2011 - 2012

Updates on the web at: http://www.alaskageology.org

September 2011 Thursday, Sept. 15th, Paul Decker, DNR Source-Reservoired Oil Resources, North Slope Alaska

October 2011 Thursday, Oct. 20th, Kristine Crossen and David Yesner, UAA, Youngest Mammoths in America: 5700 Year Old Mammoth Remains from Qagnax Cave, Pribilof Islands, Alaska

November 2011 Thursday, Nov. 17th, Tom Homza, Shell Exploration & Production, Toward an Integrated Model for the Canada Basin: Implications for North Alaska

December 2011 Thursday, Dec. 8th Tad Smith (SEG 2011 Honorary Lecturer), Apache Corporation, Practical Seismic Petrophysics: The Effective Use of Log Data for Seismic Analysis (Joint meeting AGS / GSA)

January 2012 Thursday, Jan 19th Sue Karl, U.S. Geological Survey: Rare Earth Element Deposits, Bokan Mt., SE Alaska

February 2012 Thursday, Feb. 16th Peter Flaig, UT-Austin BEG, Application of LiDAR

March 2012 Thursday, Mar. 15th Rodney Graham (AAPG Distinguished Lecturer), Research Associate, Cambridge, UK, Exploration in Fold & Thrust Belts A Personal Perspective

April 2012 Thursday, Apr. 19th Craig Knutson & Andy Bond, Pioneer Natural Resources Alaska Inc., Geology & Reservoirs of the Oooguruk Field

May 2012 Thursday, May 17th April Parsons, Statoil (Chukchi Sea topic)

If you would like to volunteer a talk or would like to suggest a speaker, please contact Dick Garrard at 644-4429.

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ALASKA FOSSIL OF THE MONTH THE BIVALVE GENUS RETROCERAMUS KOSHELKINA, 1959

by Robert B. Blodgett

The subject of this month s column is the widespread plexus of early inoceramid bivalves which are characteristic of Alaska s Middle Jurassic strata, both in southern Alaska as well as the Arctic Coastal Plain (Imlay, 1955 and 1965). These early members of the family Inoceramidae were formerly referred to the genus Inoceramus, but more recently have been transferred to a separate new genus Retroceramus, established by Z.V. Koshelkina based on her studies of Middle Jurassic Siberian faunas. Among the earliest named species of the genus were four species established by Eduard von Eichwald (1871) from the area of Tuxedni Bay on the west side of Cook Inlet. These four species (all originally assigned to the genus Inoceramus) are: Retroceramus porrectus (Eichwald, 1871)

shown in Figure 1; Retroceramus ambiguus (Eichwald, 1871)

Fig. 2; Retroceramus

eximius (Eichwald, 1871)

Fig. 3; and Retroceramus

lucifer (Eichwald, 1871) Fig. 4.

Eduard von Eichwald (1795-1876) described many important Jurassic fossils from Alaska, his studied material being collected when Alaska was still part of the Russian Empire. The Alaskan materials were gathered by Peter Doroschin, a Russian mining engineer, and ultimately transported to St. Petersburg, where Eichwald studied them. Eichwald was one of Russia s preeminent early paleontologists. He was of German ancestry and was born in present-day Latvia, but spent much of his later career in St. Petersburg. Most of his scientific articles were written in German, but appeared in various Russian publications.

Figure 1. Retroceramus porrectus (Eichwald, 1871) [originally named Inoceramus porrectus]. Eichwald (1871, p. 191) reported this species from the entrance to Tuxedni Bay ( Einfahrt in die Bucht Tukusitnu ), corresponding to the exposures directly at Fossil Poin t on the south side of the bay.

Figure 2. Retroceramus ambiguus (Eichwald, 1871) [originally named Inoceramus ambiguus]

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As noted above, Eichwald s Alaskan inoceramid specimens were collected in and around Tuxedni Bay on the west side of Cook Inlet. They are especially common at the aptly named Fossil Point along its south shore, where they are the most easily recognizable fossils found in exposures there (Fig. 5). Publications referring to their presence in various exposures around Tuxedni Bay include Stanton and Martin (1905), Martin (1926), Detterman (1963), and Detterman and Hartsock (1966). Ralph W. Imlay (1908-1989), regarded as the foremost expert on Alaska s Jurassic fossils, recognized only two of Eichwald s species are being taxonomicially valid, with the remaining two being regarded as merely synonyms or variants. However, Russian paleontologists have regarded these four species as all being viable for biostratigraphic and taxonomic studies. In light of their great prominence in faunas of the Middle Jurassic, it seems timely for a renewed effort to systematically collect these forms from throughout the stratigraphic section exposed at Tuxedni Bay in order to better chronicle their variability, taxonomic validity, and stratigraphic significance. A direct comparison to the original specimens used by Eichwald is obvious, and not a daunting task, as this material should be deposited in St. Petersburg, Russia.

Figure 3. Retroceramus eximius (Eichwald, 1871) [originally Inoceramus eximius]

Figure 4. Retroceramus lucifer (Eichwald, 1871) [originally Inoceramus lucifer]

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Imlay (1965) in his presidential address to the Paleontological Society gave considerable discussion to the prominence of inoceramid bivalves in Middle Jurassic faunas of Alaska, standing in stark contrast to their total absence from Upper Jurassic faunas of Alaska! Inoceramids also disappear at the same time from faunas of the Canadian Arctic Islands and Northeast Russia (Kolyma region). This absence coincides with a marked reduction in overall faunal diversity in the same regions, most likely indicating a major interval of global cooling (resulting in a heightened global climatic gradient) at this time.

These areas were situated at that time very close (if not closer) to North Pole. Inoceramids abruptly reappear in great abundance in southern Alaska during the latter part of the Early Cretaceous in the Herendeen Formation (Hauterivian-Barremian) on the Alaska Peninsula and its lateral equivalent, the Nelchina Formation in the southern Talkeetna Mountains. This again seems to coincide with a significant climatic warming event when marine faunas of these regions are again become more diverse.

Figure 5. A Retroceramus specimen collected by MMS [now BOEM] geologists (including John Larson) from Fossil Point at Tuxedni Bay. This specimen is now deposited at the Geologic Materials Center (GMC) in Eagle River, Alaska. Photograph by Jean A. Riordan and Robert B. Blodgett.

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Figure 6. Diagram from Imlay (1965) showing the stratigraphic distribution of selected invertebrate groups during the Jurassic and Lower Cretaceous. The inoceramid bivalves (shown in black; also including the genus Retroceramus) are conspicuously absent from the Upper Jurassic (Oxfordian-Portlandian) and lower Lower Cretaceous (Berriasian-Valanginian) of both Southern Alaska and Arctic Canada and Arctic Alaska.

REFERENCES

Detterman, R.L., 1963, Revised stratigraphic nomenclature and age of the Tuxedni Group in the Cook Inlet region, Alaska: U.S. Geological Survey Professional Paper 475-C, p. C30-C34.

Detterman, R. L., and Hartsock, J.K., 1966, Geology of the Iniskin-Tuxedni region, Alaska: U.S. Geological Survey Professional Paper 512, 78 p.

Eichwald, Eduard Von, 1871, Die Miocän- und Kreideformation von Aläska und den aleutischen Inseln: Geognostisch-Palaeontologische Bermerkungen ber die Halbinsel Mangischlak und Aleutischen Inseln, p. 88-200, St. Petersburg.

Imlay, R.W., 1955, Characteristic Jurassic mollusks from northern Alaska. U.S. Geological Survey Professional Paper 274-D, p. 69-96, pls. 8-13.

Imlay, R.W., 1965, Jurassic marine faunal differentiation in North America. Journal of Paleontology, v. 39, no. 5, p. 1023-1038.

Martin, G.C., 1926, The Mesozoic stratigraphy of Alaska: U.S. Geological Survey Bulletin 776, 493 p.

Stanton, T.W., and Martin, G.C., 1905, Mesozoic section on Cook Inlet and Alaska Peninsula: Geological Society of America Bulletin, v. 16, p. 391-410.

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MAPPING THE BEAR CREEK ANTICLINE, ALASKA PENINSULA

By Herb Mann (Houston, TX) and Robert B.

Blodgett (Anchorage)

I m Herb Mann, a geologist retired from two companies, Shell Oil Co. and Elf Aquitaine Oil and Gas Co., but still doing some consulting and still a member of the Alaska Geological Society. I began with Shell in 1950 and was fortunate to be able to conduct perhaps 20 of my 31 years as a field geologist. My initial field work in Alaska was mostly between 1954 and 1957. I was then transferred back to Bakersfield, but later fortunately back to Alaska in 1958.

In 1957, between transfers, I was putting in a lawn at our new residence in Bakersfield when a car pulled up and the occupants told me I was expected in L.A. the next morning to show Humble (now Exxon) where to locate their well on farmout acreage from Shell on the Bear Creek anticline. This area was my first exposure to Alaskan geology. My previous field mapping for Shell Oil Co. began in 1950 and was in The Temblors, the Central Coast Range and in the Rumsey Hills. These California areas are located on the west side of the San Joaquin and Sacramento Valleys where the temperature was often up to 110. On this first Alaska assignment I had the company of two other geologists (Jim Elison and Mack Robinson), a camp assistant doubling as a bear guard, a psycho cook and four horses. Our assignment was detailed mapping from the abandoned village of Kanatak northeastward to Puale Bay, a distance of about 25 miles. We were mapping mostly in the Shelikof Formation of late Middle Jurassic age, but on the north side of Puale Bay the underlying stratigraphic section was well-exposed down to the UpperTriassic (Norian), and on nearby offshore island rocks of Permian age crop out. We mapped on photos taken with a nine lens camera and only the central photo was worthwhile as the flanking eight photos were not in true perspective and obviously we couldn t use them for stereo. The horses were half-broken (their owner in Kodiak described them in a letter, not meant for our eyes, as bear spooky and otherwise , so we usually ended the day by leading our pets. Two years later we mapped the Wide Bay area using helicopters. Our mapping of the Bear Creek area disclosed an anticlinal structure with over 30,000 acres of closure and oil seeps near the top of the structure. Our objective was the Upper Triassic limestone and (or) dolomite exposed at Cape Kekurnoi on Puale Bay. There these carbonates were overlain by good quality oil source rocks mostly of Upper Triassic and Lower Jurassic age. After reviewing all the data and costs, Shell management elected to farmout half interest in our vast holdings on both the Bear Creek and Wide Bay anticlines to Humble. I was in favor of drilling the Bear Creek anticline, but some of my associates thought it was too risky and super expensive, hence the farmout and my

friends at Shell took a picture of my head in a bowl with the label beneath it that said They drill Magma.

So here we were in 1957 in King Salmon, Alaska, four Humble executives and myself in a helicopter departing for the Bear Creek anticline and subsequently landing in deep snow on the structural high. We staked the location and got out of there soon as several of us (including me) were getting snow blindness and losing our depth perception. We never examined the port facilities but we scoped out the proposed road which was eight miles long to tidewater. The cost of the road I was told was about $300,000 -- imagine what the cost would be now. At that time the Bear Creek test was the most expensive well drilled on land. The weather was terrible with winds measured up to 135 mph. Everything looked like a cinch for a major discovery as there were active oil seeps on both flanks of a well-defined structure with about 30,000 acres of closure. Drilling commenced in 1958 and unfortunately tests on minor shows were all failures though there was oil staining down to about 9000 feet. We did identify Monotis pelecypods (Upper Triassic-Norian) but in limy and siliceous shales overlain by thick pyroclastics, nothing like the Monotis-bearing limestone objective and the Lower Jurassic stratigraphy exposed at Cape Kekurnoi. The organic-rich Upper Triassic source beds at Cape Kekurnoi, termed the Kekurnoi Formation internally by Shell Oil geologists, and subsequently assigned to the Kamishak Formation by Detterman and co-workers of the USGS is crowded with abundant remains of the flat-clam Monotis (see February 2012 article in the Newsletter on this genus). Similar Monotis-rich source beds are associated with the time equivalent Shublik Formation on the North Slope.

Humble also had terrible trouble with keeping the hole on target and eventually set 16 whipstocks before abandoning the hole at 14,374 feet without any evidence of an objective. Subsequently we and others assumed that the live oil seeps came from some source rocks such as those exposed at Cape Kekurnoi, possibly trapped in fractures, but with the exception of the Cape Kekurnoi carbonates we neither mapped nor penetrated any sediment with sufficient porosity and permeability to be considered as a reservoir. As the Shelikof sediments in this area were deposited in relatively deep water, an outside possibility of isolated channel deposits that would require 3D seismic for delineation. I like (but don t neccesarily agree with) Mr. Eicher s 1944 article quoting Jack Lee (an old inhabitant of Kanatak) who commented that There s oil in these hills and they ll be back someday to get it. You can bank on that.

I don t give up on commercial possibilities somewhere on the Peninsula, but I do believe that the discussed area may be more valuable as a Wildlife Refuge, perhaps upgraded someday to National Park status.

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Meeting Information

The American Geological Institute provides a comprehensive list of national and international geoscience meetings at: http://calendar.agiweb.org

LLooccaall MMeeeettiinnggss::

American Water Resources Association Alaska Section http://www.awra.org/state/alaska/index.html

Alaska Geological Society http://www.alaskageology.org

Lunch meetings are held monthly September through May in Anchorage. For more information, contact Jim Clough, 451-5030.

Alaska Miners Association http://www.alaskaminers.org/

The Anchorage branch of the AMA holds weekly meetings at 7 AM every Friday at the Denny s on Northern Lights and Denali. They hold regular luncheon meetings in association with SME. For more information, contact the AMA office at 563-9229.

American Institute of Professional Geologists http://www.aipg.org

AIPG holds regular quarterly evening Section meetings in Anchorage and Fairbanks. For more information contact Mark Lockwood, President, at Shannon & Wilson, Inc., in Fairbanks, 907-458-3142.

Chugach Gem & Mineral Society http://www.chugachgms.org

CG&MS holds all meetings at the First United Methodist Church on 9th Avenue. Contact their hotline at 566-3403 for information on regular monthly business meetings, monthly potlucks, and guidebook sales, including the new Alaska Rockhound Guidebook.

Geophysical Society of Alaska http://gsa.seg.org/

Luncheon meetings are held monthly September through May at the ConocoPhillips Tower. For more information, contact Daniel Yancey, [email protected]

Society of Petroleum Engineers http://alaska.spe.org/

UAS Environmental Science Program http://www.uas.alaska.edu/envs

National Association of Geology Teachers (NAGT)

http://www.nagt

Enhanced Alaska Digital Well Log Data Since 1989

OCS, 95 out of 100 Alaska OCS wells. Mud logs for some. North Aleutian Basin wells, onshore and offshore. North Slope, 556 wildcats and key field wells. Kuparuk River Field, first 567 wells drilled (pre-1985). Southern Alaska, 1063 wells including all wildcats and many field wells. Directional surveys for most.

All digital log files

Are depth shifted to match resistivity curves.

Have core data rendered as a depth-shifted well log curve.

Have SP both in original form and as a straightened curve.

Have standardized mnemonics.

Have Volume of Shale curves, derived from gamma ray for North Slope, derived from SP for Cook Inlet.

Allow you to specify your own choice of mnemonics before delivery.

Are updated periodically with new wildcat wells.

Are delivered in LAS 2.0 format.

Contact Dan Shier:

303-278-1261 [email protected]

www.rockypine.com

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Volume 42 Number 8 April 2012 Page 11

PRA 3601 C Street, Suite 822 Anchorage, AK 99503 (907) 272- 1232, (907) 272- 1344 (fax) [email protected] www.petroak.com

The Alaska Geological Society, Inc.

P.O. Box 101288

Anchorage AK 99510

On the web at: http://www.alaskageology.org

The Alaska Geological Society is an organization which seeks to promote interest in and understanding of Geology and the related Earth Sciences, and to provide a common organization for those individuals interested in geology and the related Earth Sciences.

This newsletter is the monthly (September-May) publication of the Alaska Geological Society, Inc. Number of newsletters/month: ~300

EDITOR Greg Wilson

Alaska Geological Society, Inc. P. O. Box 101288

Anchorage, AK 99510 e-mail: Gregory.c.wilson at conocophillips.com

(907) 263-4748 (office)

MEMBERSHIP INFORMATION AGS annual memberships expire November 1. The annual membership fee is $20/year. You may download a membership application from the

AGS website and return it at a luncheon meeting, or mail it to the address above.

Contact membership coordinator Greg Wilson with changes or updates (e-mail: gregory.c.wilson at conocophillips.com; phone: 907-263-4748)

All AGS publications are now available for on-line purchase on our website. Check to see the complete catalogue.

http://www.alaskageology.org/publications

ADVERTISING RATES Advertisements may be purchased at the following rates:

1/10 Page--$190/9mo, $75/1mo; size=1.8 x 3.5 inch 1/4 Page--$375/9mo, $95/1mo; size=4.5 x 3.5 or 2.2 x 7.5 inch 1/3 Page- $470/9mo, $105/1mo; size=7.0 x 3.5 or 3.0 x 7.5 inch 1/2 Page--$655/9mo, $125/1mo; size=9.0 x 3.5 or 4.5 x 7.5 inch

Full Page--$1000/9mo, $165/1mo; size=7.5 x 9.0 inch 1mo rate=(9mo rate/9)+$50 (rounded up).

Contact Keith Torrance (614) 264-4506 for advertising information.

Bargain Price

PP 1399

Due to consolidation of inventory, the two-volume Professional Paper 1399 "Geology and Exploration of the National Petroleum Reserve in Alaska" has been reduced from $91 to $10 for a limited time. The set consists of a sizeable book and matching case containing a large collection of plates.

The Map Store is collocated with the USGS-Science Information Services. Their sales counter is open from 12 to 5 p.m., Tuesday through Friday (closed Mondays). It is located in Glenn Olds Hall at Alaska Pacific University (http://alaska.usgs.gov/science/esic/index.php)

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Volume 42 Number 8 April 2012 Page 12

Note: e-mail addresses now contain at instead of @ Please change to @ when typing.

Phone e-mail Workplace President Ken Helmold 269-8673 Ken.helmold at alaska.gov DNR / DOG Past-President Tom Morahan 230-1672 Tmorahan at petroak.com PRA/ConocoPhillips President-Elect Steve Wright 263-7865 Sswr at chevron.com Chevron Vice-President Dick Garrard 644-4429 Rgarrard at talismanusa.com Talisman Treasurer Al Hunter 777-8324 whunter at hilcorp.com Hilcorp Secretary Chad Hults 786-7417 Chults at usgs.gov USGS Director 10-2012 Lee Ann Munk 786-6895 aflm at uaa.alaska.edu UAA Director 10-2012 Lisa Wright 263-4823 Lisa.H.Wright at conocophillips.com ConocoPhillips Director 10-2012 Kirk Sherwood 334-5337 Kirk.Sherwood at boem.gov BOEM Director 11-2013 Tom Homza 770-3701 Thomas.Homza at shell.com Shell Director 11-2013 Dave Schoderbek 265-6010 David.A.Schoderbek at ConocoPhillips.com ConocoPhillips Director 11-2013 Jim Brown 276-2675 [email protected] Alaska Pacific University

AAPG Delegate Arlen Ehm 333-8880 Arlenehm at gci.net Geological Consultant AAPG Delegate & David Hite 258-9059 Hitelamb at alaska.net Geological Consultant Advertising Keith Torrance 264-4506 Kwtorrance at uaa.alaska.edu Univ. of Alaska Anchorage Com. Ed./Science Fair Jana DaSilva Lage 677-7883 Jldasilva5 at hotmail.com BOEM Field Trips Tom Plawman 227-2781 Tom.plawman at bp.com BP Bylaws Sue Karl 786-7428 Skarl at usgs.gov USGS Memberships Greg Wilson 263-4748 Gregory.c.wilson at conocophillips.com ConocoPhillips Alaska Newsletter Editor Greg Wilson 263-4748 Gregory.c.wilson at conocophillips.com ConocoPhillips Alaska Publications Peter Johnson 334-5329 Peter.Johnson at boem.gov BOEM Scholarship Sue Karl 786-7428 Skarl at usgs.gov USGS Website Jan Hazen Jan at homestead-graphics.com Consultant Fundraising Sunny Foster 269-8707 Sunny.Remmy at Alaska.gov DNR / DOG

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2011 - 2012 Alaska Geological Society Board

Committees and Delegates

Redoubt Volcano 2009 Photo: G. Wilson