Mount Baker (English Wikipedia)
Analysis of information sources in references of the Wikipedia article "Mount Baker" in English language version.
Last modified:
Ref.Un. Ref.Website
Global rank
English rank
1st place
1st place
14th place
9th place
4th place
4th place
1,004th place
668th place
5,812th place
3,891st place
102nd place
67th place
2,464th place
1,306th place
low place
low place
185th place
154th place
55th place
36th place
low place
low place
low place
low place
low place
low place
3rd place
3rd place
6th place
6th place
2,217th place
1,359th place
low place
low place
low place
low place
adsabs.harvard.edu (Global: 14th place; English: 9th place)
ui.adsabs.harvard.edu
- Hildreth, W.; Fierstein, J.; Lanphere, M. (June 1, 2003). "Eruptive history and geochronology of the Mount Baker volcanic field, Washington". Geol. Soc. Am. Bull. 115 (6): 729–764. Bibcode:2003GSAB..115..729H. doi:10.1130/0016-7606(2003)115<0729:EHAGOT>2.0.CO;2. ISSN 0016-7606.
- Scott, Kevin M.; Tucker, David S.; Riedel, Jon L.; Gardner, Cynthia A.; McGeehin, John P. (2020). "Latest Pleistocene to present geology of Mount Baker Volcano, northern Cascade Range, Washington". U.S. Geological Survey Professional Paper (1865). Washington, D.C.: 3. Bibcode:2020usgs.rept....3S. doi:10.3133/pp1865.
- Tucker, D.S.; Hildreth, W.; Ullrich, T.; Friedman, R. (2007). "Geology and complex collapse mechanisms of the 3.72 Ma Hannegan caldera, North Cascades, Washington, USA". Geol. Soc. Am. Bull. 119 (3/4): 329–342. Bibcode:2007GSAB..119..329T. doi:10.1130/B25904.1.
- Warren, S.N.; Watters, R.J.; Tucker, D.S. (2006). "Future Edifice Collapse as a Result of Active Hydrothermal Alteration and Geologic Structure at Mt. Baker, Washington". Eos Trans. AGU. 87 (52): Fall Meet. Suppl., Abstract V53A–1746. Bibcode:2006EOSTr..87...53Z. doi:10.1029/2006EO050009.
- Frank, D.; Post, A.; Friedman, J.D. (1975). "Recurrent geothermally induced debris avalanches on Boulder Glacier, Mount Baker, Washington". Journal of Research, US Geological Survey. 3 (1): 77–87. Bibcode:1975JRUGS...3...77F.
- Pelto, M.; Hedlund, C. (2001). "Terminus behavior and response time of North Cascade glaciers, Washington, U.S.A". Journal of Glaciology. 47 (158): 496–506. Bibcode:2001JGlac..47..497P. doi:10.3189/172756501781832098.
- Hyde, Jack H.; Crandell, Dwight Raymond (1978). "PostGlacial Volcanic Deposits at Mount Baker, Washington, and Potential Hazards from Future Eruptions". USGS Prof. Paper. 1022-C: C1. Bibcode:1978usgs.rept....8H. doi:10.3133/pp1022C.
archive.org (Global: 6th place; English: 6th place)
- Begg, Alexander (1894). British Columbia: From the Earliest Times to the Present. Toronto, Briggs.
books.google.com (Global: 3rd place; English: 3rd place)
- Tucker, D.S; Scott, K.M.; Lewis, D. R. (2007). "Field guide to Mount Baker volcanic deposits in the Baker River valley: Nineteenth Century lahars, tephras, debris avalanches, and early Holocene subaqueous lava". In Stelling, P.L.; Tucker, D.S. (eds.). Floods, Faults and Fire: Geological Fieldtrips in Washington State and Southwest British Columbia. Geol. Soc. Amer. Field Guide. Vol. 9. p. 83. doi:10.1130/2007.fld009(04). ISBN 978-0-8137-0009-0.
cascadiadaily.com (Global: low place; English: low place)
- Schnebly, Risa (July 2, 2025). "As WA glaciers and snowpack shrink, what happens to our water supply? | Cascadia Daily News". Retrieved September 26, 2025.
climbingwashington.com (Global: low place; English: low place)
- Smoot, Jeff (2000). "The 100 Highest Mountains in Washington". Cascade Alpine Guide. Archived from the original on May 11, 2008. Retrieved May 19, 2008.
confex.com (Global: 5,812th place; English: 3,891st place)
gsa.confex.com
- Tucker, D.S.; Scott, K.M. (2004). "Boulder Creek assemblage, Mount Baker, Washington: a record of the latest cone building eruptions". GSA Abstracts with Programs. 36 (4). Retrieved May 29, 2026.
doi.org (Global: 2nd place; English: 2nd place)
- Hildreth, W.; Fierstein, J.; Lanphere, M. (June 1, 2003). "Eruptive history and geochronology of the Mount Baker volcanic field, Washington". Geol. Soc. Am. Bull. 115 (6): 729–764. Bibcode:2003GSAB..115..729H. doi:10.1130/0016-7606(2003)115<0729:EHAGOT>2.0.CO;2. ISSN 0016-7606.
- Scott, Kevin M.; Tucker, David S.; Riedel, Jon L.; Gardner, Cynthia A.; McGeehin, John P. (2020). "Latest Pleistocene to present geology of Mount Baker Volcano, northern Cascade Range, Washington". U.S. Geological Survey Professional Paper (1865). Washington, D.C.: 3. Bibcode:2020usgs.rept....3S. doi:10.3133/pp1865.
- Tucker, D.S.; Hildreth, W.; Ullrich, T.; Friedman, R. (2007). "Geology and complex collapse mechanisms of the 3.72 Ma Hannegan caldera, North Cascades, Washington, USA". Geol. Soc. Am. Bull. 119 (3/4): 329–342. Bibcode:2007GSAB..119..329T. doi:10.1130/B25904.1.
- Tucker, D.S. (2006). Geologic map of the Pliocene Hannegan caldera, North Cascades, Washington (accompanying text) (PDF). Digital map and Chart Series. Vol. 3. Geological Society of America. p. 3. doi:10.1130/2006.DMCH003. Retrieved March 31, 2009.
- Warren, S.N.; Watters, R.J.; Tucker, D.S. (2006). "Future Edifice Collapse as a Result of Active Hydrothermal Alteration and Geologic Structure at Mt. Baker, Washington". Eos Trans. AGU. 87 (52): Fall Meet. Suppl., Abstract V53A–1746. Bibcode:2006EOSTr..87...53Z. doi:10.1029/2006EO050009.
- Tucker, D.S; Scott, K.M.; Lewis, D. R. (2007). "Field guide to Mount Baker volcanic deposits in the Baker River valley: Nineteenth Century lahars, tephras, debris avalanches, and early Holocene subaqueous lava". In Stelling, P.L.; Tucker, D.S. (eds.). Floods, Faults and Fire: Geological Fieldtrips in Washington State and Southwest British Columbia. Geol. Soc. Amer. Field Guide. Vol. 9. p. 83. doi:10.1130/2007.fld009(04). ISBN 978-0-8137-0009-0.
- Pelto, M.; Hedlund, C. (2001). "Terminus behavior and response time of North Cascade glaciers, Washington, U.S.A". Journal of Glaciology. 47 (158): 496–506. Bibcode:2001JGlac..47..497P. doi:10.3189/172756501781832098.
- Hyde, Jack H.; Crandell, Dwight Raymond (1978). "PostGlacial Volcanic Deposits at Mount Baker, Washington, and Potential Hazards from Future Eruptions". USGS Prof. Paper. 1022-C: C1. Bibcode:1978usgs.rept....8H. doi:10.3133/pp1022C.
geosociety.org (Global: low place; English: low place)
- Tucker, D.S. (2006). Geologic map of the Pliocene Hannegan caldera, North Cascades, Washington (accompanying text) (PDF). Digital map and Chart Series. Vol. 3. Geological Society of America. p. 3. doi:10.1130/2006.DMCH003. Retrieved March 31, 2009.
historylink.org (Global: 2,464th place; English: 1,306th place)
- Oakley, Janet (November 14, 2005). "Coleman Party reaches the summit of Mount Baker on August 17, 1868". The Online Encyclopedia of Washington State History. HistoryLink.org. Retrieved May 9, 2008.
loc.gov (Global: 63rd place; English: 47th place)
lccn.loc.gov
- Harris, Stephen L. (2005). Fire Mountains of the West: The Cascade and Mono Lake Volcanoes (3rd ed.). Mountain Press. p. 347. ISBN 9780878425112. LCCN 2005015629. OCLC 60543333. OL 8116186M.
memory.loc.gov
- Meany, Edmond Stephen (1907). "Chapter VI: Proceed up the Straits — Anchor under New Dungeness — Remarks on the Coast of New Albion — Arrive in Port Discovery — Transactions there — Boat Excursion — Quit Port Discovery — Astronomical and Nautical Observations". Vancouver's discovery of Puget Sound: Portraits and biographies of the men honored in the naming of geographic features of northwestern America. pp. 81–82.
nationalmap.gov (Global: 102nd place; English: 67th place)
edits.nationalmap.gov
- "Mount Baker". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved March 1, 2009.
navy.mil (Global: 206th place; English: 129th place)
history.navy.mil
- "Mount Baker". Dictionary of American Naval Fighting Ships. Department of the Navy — Naval Historical Center. Archived from the original on March 29, 2004. Retrieved May 19, 2008.
msc.navy.mil
- "MSC Ship Inventory — USNS Mount Baker". Military Sealift Command — Ship Inventory. Department of the Navy — Military Sealift Command. March 26, 2002. Archived from the original on May 14, 2006. Retrieved May 19, 2008.
nichols.edu (Global: low place; English: low place)
- Pelto, Mauri S. "North Cascade Glacier Climate Project". Archived from the original on May 30, 2013. Retrieved May 8, 2008.
noaa.gov (Global: 111th place; English: 78th place)
publicaffairs.noaa.gov
- "Mt. Baker Holds Snowfall Record". National Oceanic and Atmospheric Administration. August 2, 1999. Archived from the original on January 7, 2013. Retrieved April 17, 2014.
nps.gov (Global: 79th place; English: 40th place)
- "Early Impressions: Euro-American Explorations and Surveys". National Park Service. Archived from the original on May 28, 2014. Retrieved May 4, 2012.
openlibrary.org (Global: 185th place; English: 154th place)
- Harris, Stephen L. (2005). Fire Mountains of the West: The Cascade and Mono Lake Volcanoes (3rd ed.). Mountain Press. p. 347. ISBN 9780878425112. LCCN 2005015629. OCLC 60543333. OL 8116186M.
oregonstate.edu (Global: 2,217th place; English: 1,359th place)
prism.oregonstate.edu
- "PRISM Climate Group, Oregon State University". www.prism.oregonstate.edu. Retrieved January 12, 2022.
peakbagger.com (Global: 1,004th place; English: 668th place)
- "Mount Baker, Washington". Peakbagger.com. Retrieved March 1, 2009.
si.edu (Global: 256th place; English: 197th place)
volcano.si.edu
- "Baker". Global Volcanism Program. Smithsonian Institution. Retrieved September 25, 2020.
- "Global Volcanism Program | Baker". Smithsonian Institution | Global Volcanism Program. Retrieved September 18, 2024.
stumpranchonline.com (Global: low place; English: low place)
- Coleman, Edmund T. (November 1869). "The First Ascent of Mount Baker". Harper's New Monthly Magazine. Vol. 39. Archived from the original on July 19, 2011. Retrieved May 9, 2008.
usatoday.com (Global: 55th place; English: 36th place)
- "NOAA: Mt. Baker snowfall record sticks". USA Today. August 1, 1999. Archived from the original on May 25, 2010.
usda.gov (Global: 512th place; English: 322nd place)
fs.usda.gov
- "A Brief History of Mt. Baker". Mt. Baker-Snoqualmie National Forest — Climbing Mt. Baker. United States Forest Service. October 26, 2007. Retrieved May 11, 2008.
usgs.gov (Global: 119th place; English: 145th place)
vulcan.wr.usgs.gov
- Topinka, Lyn (April 15, 2008). "Mount Baker". United States Geological Survey. Archived from the original on May 9, 2008. Retrieved May 8, 2008.
- Quimper, Manuel (1790). "Map of the "Northwest Coast of North America — Strait of Juan de Fuca" which includes Mount Baker and the Cascade Range". Archived from the original on May 12, 2009. Retrieved March 31, 2009.
- Gardner, C.A.; Scott, K.M.; Miller, C.D.; Myers, B.; Hildreth, W.; Pringle, P.T. (1995). Potential Volcanic Hazards from Future Activity of Mount Baker, Washington: U.S. Geological Survey Open-File Report 95-498. United States Geological Survey. Archived from the original on October 6, 2012. Retrieved May 8, 2008.
This article incorporates public domain material from Topinka, Lyn. Mount Baker, Washington, Brief Eruptive History. United States Geological Survey. Retrieved May 11, 2008.- Topinka, Lyn (July 9, 2002). "Mount Baker Glaciers and Glaciation". United States Geological Survey. Archived from the original on February 25, 2013. Retrieved May 9, 2008.
pubs.usgs.gov
-
Hildreth, Wes (2007). "Quaternary Magmatism in the Cascades — Geologic Perspectives". U.S. Geological Survey Professional Paper (1744). Reston, Virginia: United States Geological Survey: 9. ISBN 978-1-4113-1945-5.
{{cite journal}}: CS1 maint: periodical has ISBN (link) - Scott, Kevin M.; Hildreth, Wes; Gardner, Cynthia A. (May 25, 2005). Mount Baker-Living with an Active Volcano: U.S. Geological Survey Fact Sheet 059-00. United States Geological Survey.
- Brantley, Steven R. (January 4, 1999). "Volcanoes of the United States, Online Version 1.1". USGS General Interest Publications. United States Geological Survey. Retrieved May 11, 2008.
pubs.er.usgs.gov
- Scott, Kevin M.; Tucker, David S.; Riedel, Jon L.; Gardner, Cynthia A.; McGeehin, John P. (2020). "Latest Pleistocene to present geology of Mount Baker Volcano, northern Cascade Range, Washington". U.S. Geological Survey Professional Paper (1865). Washington, D.C.: 3. Bibcode:2020usgs.rept....3S. doi:10.3133/pp1865.
- Hyde, Jack H.; Crandell, Dwight Raymond (1978). "PostGlacial Volcanic Deposits at Mount Baker, Washington, and Potential Hazards from Future Eruptions". USGS Prof. Paper. 1022-C: C1. Bibcode:1978usgs.rept....8H. doi:10.3133/pp1022C.
usgs.gov
- This article incorporates public domain material from Topinka, Lyn. Mount Baker, Washington, Brief Eruptive History. United States Geological Survey. Retrieved May 11, 2008.
web.archive.org (Global: 1st place; English: 1st place)
- Coleman, Edmund T. (November 1869). "The First Ascent of Mount Baker". Harper's New Monthly Magazine. Vol. 39. Archived from the original on July 19, 2011. Retrieved May 9, 2008.
- Topinka, Lyn (April 15, 2008). "Mount Baker". United States Geological Survey. Archived from the original on May 9, 2008. Retrieved May 8, 2008.
- "NOAA: Mt. Baker snowfall record sticks". USA Today. August 1, 1999. Archived from the original on May 25, 2010.
- "Mt. Baker Holds Snowfall Record". National Oceanic and Atmospheric Administration. August 2, 1999. Archived from the original on January 7, 2013. Retrieved April 17, 2014.
- Smoot, Jeff (2000). "The 100 Highest Mountains in Washington". Cascade Alpine Guide. Archived from the original on May 11, 2008. Retrieved May 19, 2008.
- Quimper, Manuel (1790). "Map of the "Northwest Coast of North America — Strait of Juan de Fuca" which includes Mount Baker and the Cascade Range". Archived from the original on May 12, 2009. Retrieved March 31, 2009.
- "Early Impressions: Euro-American Explorations and Surveys". National Park Service. Archived from the original on May 28, 2014. Retrieved May 4, 2012.
- Gardner, C.A.; Scott, K.M.; Miller, C.D.; Myers, B.; Hildreth, W.; Pringle, P.T. (1995). Potential Volcanic Hazards from Future Activity of Mount Baker, Washington: U.S. Geological Survey Open-File Report 95-498. United States Geological Survey. Archived from the original on October 6, 2012. Retrieved May 8, 2008.
- Scott, K.M; Tucker, D.S.; McGeehin, J.P. (2003). "Holocene history of Mount Baker volcano, North Cascades (abs)". XVI INQUA Congress Program with Abstracts: 162. Archived from the original on July 20, 2011. Retrieved March 31, 2009.
- Scott, K.M; D.S., Tucker (2006). "Eruptive Chronology of Mount Baker Revealed by Lacustrine Facies of Glacial Lake Baker (abs)". GSA Abstracts with Programs. 38 (5). Archived from the original on July 2, 2010. Retrieved March 31, 2009.
- "Mount Baker Volcano Research Center". Archived from the original on March 10, 2021. Retrieved March 31, 2009.
- Scott, K.M.; Tucker, D.S.; McGeehin, J.P. (2003). "Island of Fire in a Sea of Ice — The Growth of Mount Baker volcano and the Fraser Glaciation in the North Cascades". XVI INQUA Congress Program with Abstracts: 51. Archived from the original on July 2, 2010. Retrieved March 31, 2009.
- Werner, C.; Evans, W.C.; McGee, K.A.; Doukas, M.P.; Tucker, D.S.; Bergfeld, D.; Poland, M.P.; Crider, J.G. (2007). "Quiescent degassing of Mount Baker, Washington". GSA Abstracts with Programs. 39 (4): 65. Archived from the original on July 20, 2011. Retrieved March 31, 2009.
- Tucker, D.S.; Scott, K.M.; Foit, F.F.; Mierendorf, R.R. (2007). "Age, distribution and composition of Holocene tephras from Mount Baker, Cascade arc, Washington, USA". Geological Society of America Abstracts with Programs. 39 (4): 66. Archived from the original on December 5, 2022. Retrieved March 31, 2009.
- Scott, K.M.; Tucker, D.S. (2003). "The Sherman Crater eruptive period at Mount Baker, North Cascades, 1843 To present: implications for reservoirs at the base of the volcano". GSA Abstracts with Programs. 35 (6). Archived from the original on July 20, 2011. Retrieved March 31, 2009.
- Scott, K.M.; Tucker, D.S. (2004). "Natural dams and floods of legend at Mount Baker volcano-evidence from the stratigraphic record of volcanic activity during the Sherman Crater eruptive period (AD 1843 to present)". GSA Abstracts with Programs. 36 (5): 377. Archived from the original on July 2, 2010. Retrieved March 31, 2009.
- Lewis, D.R.; Scott, K.M.; Tucker, D.S. (2007). "Debris avalanches in Rainbow Creek at Mount Baker, Washington — dating and matrix analysis". Geological Society of America Abstracts with Programs. 39 (4): 66. Archived from the original on March 3, 2016. Retrieved March 31, 2009.retrieved 2009-03-31
- "Boulder Debris Avalanche". Mount Baker Volcano Research Center. Archived from the original on October 18, 2009. Retrieved March 31, 2009.
- Topinka, Lyn (July 9, 2002). "Mount Baker Glaciers and Glaciation". United States Geological Survey. Archived from the original on February 25, 2013. Retrieved May 9, 2008.
- Fountain, A.G.; Jackson, K.; Basagic, H.J.; Sitts, D. (2007). "A century of glacier change on Mount Baker, Washington". Geological Society of America Abstracts with Programs. 39 (4): 67. Archived from the original on June 20, 2010. Retrieved March 31, 2009.
- Pelto, Mauri S. "North Cascade Glacier Climate Project". Archived from the original on May 30, 2013. Retrieved May 8, 2008.
- "Mount Baker". Dictionary of American Naval Fighting Ships. Department of the Navy — Naval Historical Center. Archived from the original on March 29, 2004. Retrieved May 19, 2008.
- "MSC Ship Inventory — USNS Mount Baker". Military Sealift Command — Ship Inventory. Department of the Navy — Military Sealift Command. March 26, 2002. Archived from the original on May 14, 2006. Retrieved May 19, 2008.
whatcomwatch.org (Global: low place; English: low place)
- Richardson, Allan (April 2023). "Restoring a Native Name for Mount Baker?". Whatcom Watch. Retrieved April 10, 2026.
worldcat.org (Global: 4th place; English: 4th place)
search.worldcat.org
- Hildreth, W.; Fierstein, J.; Lanphere, M. (June 1, 2003). "Eruptive history and geochronology of the Mount Baker volcanic field, Washington". Geol. Soc. Am. Bull. 115 (6): 729–764. Bibcode:2003GSAB..115..729H. doi:10.1130/0016-7606(2003)115<0729:EHAGOT>2.0.CO;2. ISSN 0016-7606.
- Wood, Charles A.; Kienle, Jűrgen (1990). Volcanoes of North America. Cambridge University Press. pp. 155–156. ISBN 0-521-43811-X. OCLC 27910629.
- Harris, Stephen L. (2005). Fire Mountains of the West: The Cascade and Mono Lake Volcanoes (3rd ed.). Mountain Press. p. 347. ISBN 9780878425112. LCCN 2005015629. OCLC 60543333. OL 8116186M.
- Tabor, Rowland W. (1999). Geology of the North Cascades: A Mountain Mosaic. The Mountaineers Books. p. 40. ISBN 0-89886-623-5. OCLC 40559713.
- Beckey, Fred (1995). Cascade Alpine Guide: Climbing and High Routes: Rainy Pass to Fraser River (2nd ed.). Mountaineers Books. ISBN 0-89886-423-2. OCLC 14692076.
wwu.edu (Global: low place; English: 7,216th place)
mbvrc.wwu.edu
- Scott, K.M; Tucker, D.S.; McGeehin, J.P. (2003). "Holocene history of Mount Baker volcano, North Cascades (abs)". XVI INQUA Congress Program with Abstracts: 162. Archived from the original on July 20, 2011. Retrieved March 31, 2009.
- "Mount Baker Volcano Research Center". Archived from the original on March 10, 2021. Retrieved March 31, 2009.
- Werner, C.; Evans, W.C.; McGee, K.A.; Doukas, M.P.; Tucker, D.S.; Bergfeld, D.; Poland, M.P.; Crider, J.G. (2007). "Quiescent degassing of Mount Baker, Washington". GSA Abstracts with Programs. 39 (4): 65. Archived from the original on July 20, 2011. Retrieved March 31, 2009.
- Tucker, D.S.; Scott, K.M.; Foit, F.F.; Mierendorf, R.R. (2007). "Age, distribution and composition of Holocene tephras from Mount Baker, Cascade arc, Washington, USA". Geological Society of America Abstracts with Programs. 39 (4): 66. Archived from the original on December 5, 2022. Retrieved March 31, 2009.
- Scott, K.M.; Tucker, D.S. (2003). "The Sherman Crater eruptive period at Mount Baker, North Cascades, 1843 To present: implications for reservoirs at the base of the volcano". GSA Abstracts with Programs. 35 (6). Archived from the original on July 20, 2011. Retrieved March 31, 2009.
- Lewis, D.R.; Scott, K.M.; Tucker, D.S. (2007). "Debris avalanches in Rainbow Creek at Mount Baker, Washington — dating and matrix analysis". Geological Society of America Abstracts with Programs. 39 (4): 66. Archived from the original on March 3, 2016. Retrieved March 31, 2009.retrieved 2009-03-31
- "Boulder Debris Avalanche". Mount Baker Volcano Research Center. Archived from the original on October 18, 2009. Retrieved March 31, 2009.
- Fountain, A.G.; Jackson, K.; Basagic, H.J.; Sitts, D. (2007). "A century of glacier change on Mount Baker, Washington". Geological Society of America Abstracts with Programs. 39 (4): 67. Archived from the original on June 20, 2010. Retrieved March 31, 2009.
mbvo.wwu.edu
- Scott, K.M; D.S., Tucker (2006). "Eruptive Chronology of Mount Baker Revealed by Lacustrine Facies of Glacial Lake Baker (abs)". GSA Abstracts with Programs. 38 (5). Archived from the original on July 2, 2010. Retrieved March 31, 2009.
- Scott, K.M.; Tucker, D.S.; McGeehin, J.P. (2003). "Island of Fire in a Sea of Ice — The Growth of Mount Baker volcano and the Fraser Glaciation in the North Cascades". XVI INQUA Congress Program with Abstracts: 51. Archived from the original on July 2, 2010. Retrieved March 31, 2009.
- Scott, K.M.; Tucker, D.S. (2004). "Natural dams and floods of legend at Mount Baker volcano-evidence from the stratigraphic record of volcanic activity during the Sherman Crater eruptive period (AD 1843 to present)". GSA Abstracts with Programs. 36 (5): 377. Archived from the original on July 2, 2010. Retrieved March 31, 2009.