Sand Lick, Arkansas - AR080 Additional Site Information D. Stevenson, T. Lynch, P. Murphy, R. Heineman, R. Holeman, D. Wilson, K. Anderson and J. Guldin Purpose of Collection: Climatology - severe weather Detrending: First - Negative exponential or linear regression of any slope Second - Linear regression with negative slope Cores are stored at: Oklahoma State University Department of Natural Resources and Environmental Management Notes: Site is rocky upland. Aspect is south; slope is about 15 Stand is part of a growth-and-yield study ongoing since 1987. Stand showed no visible damage from December 2000 ice storm yet growth slowed significantly. Reference: Douglas J. Stevenson, Thomas B. Lynch, Pradip Saud, Robert Heineman, Randal Holeman, Dennis Wilson, Keith Anderson, Chris Cerny, James M. Guldin. 2016. Winter in the Ouchitas - A severe winter storm signature in Pinus echinata in the Ouachita Mountains of Oklahoma and Arkansas, USA. Dendrochronologia, 37, 107-115. doi: 10.1016/j.dendro.2016.01.001 COFECHA output: Chronology file name : AR080.CRN Measurement file name : AR080.RWL Date checked : 20AUG14 Checked by : B. Bauer Beginning year : 1939 Ending year : 2007 Principal investigators: D. Stevenson, T. Lynch, P. Murphy, R. Heineman, R. Holeman, D. Wilson, K. Anderson, J. Guldin Site name : Sand Lick Site location : Arkansas Species information : PIEC SHORTLEAF PINE Latitude : 3444 Longitude : -09327 Elevation : 260M Series intercorrelation: 0.669 Avg mean sensitivity : 0.299 Avg standard deviation : 0.761 Avg autocorrelation : 0.651 Number dated series : 18 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Sand Lick 11:02 Wed 20 Aug 2014 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1925 1950 1975 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 p823t021 1939 2007 .64 .72 .67 2 p823t023 1948 2007 .79 .81 .76 3 p824t019 1939 2007 .68 .72 .63 4 p824t027 1943 2007 .65 .68 .39 5 p826t001 1947 2007 .69 .69 .69 6 p826t026 1968 2007 .62 7 p827t003 1959 2007 .59 8 p828t016 1974 2007 .77 9 p829t035 1948 2007 .80 .81 .78 10 p830t020 1949 2007 .77 .73 .49 11 p830t036 1943 2006 .51 .57 .60 12 p831t013 1961 2007 .66 13 p832t010 1945 2007 .67 .69 .54 14 p832t032 1948 2007 .87 .88 .72 15 p834t030 1943 2007 .66 .73 .70 16 p834t033 1939 2007 .60 .59 .54 17 p835t002 1957 2007 .73 .75 18 p835t005 1944 2006 .57 .64 .56 Av segment correlation .69 .70 .63 PART 7: DESCRIPTIVE STATISTICS: Sand Lick 11:02 Wed 20 Aug 2014 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- Corr //-------- Unfiltered --------\\ //---- Filtered -----\\ No. No. No. with Mean Max Std Auto Mean Max Std Auto AR Seq Series Interval Years Segmt Flags Master msmt msmt dev corr sens value dev corr () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 1 p823t021 1939 2007 69 3 0 .677 1.70 4.94 .963 .748 .327 2.71 .543 -.029 1 2 p823t023 1948 2007 60 3 0 .780 1.94 3.45 .741 .662 .261 2.54 .437 -.059 1 3 p824t019 1939 2007 69 3 0 .691 1.67 4.86 1.060 .829 .350 2.58 .502 -.040 1 4 p824t027 1943 2007 65 3 0 .564 1.81 4.22 .771 .699 .241 2.90 .555 -.021 1 5 p826t001 1947 2007 61 3 0 .694 1.32 2.17 .483 .517 .302 2.62 .531 .033 1 6 p826t026 1968 2007 40 1 0 .620 2.26 4.44 .768 .502 .244 2.79 .569 .074 1 7 p827t003 1959 2007 49 1 0 .586 2.01 3.29 .652 .496 .272 2.59 .492 .068 1 8 p828t016 1974 2007 34 1 0 .765 2.45 6.66 1.208 .572 .362 2.89 .584 -.077 1 9 p829t035 1948 2007 60 3 0 .774 1.61 3.42 .750 .748 .289 2.53 .518 -.007 1 10 p830t020 1949 2007 59 3 0 .694 1.41 3.68 .951 .796 .352 2.45 .467 -.089 1 11 p830t036 1943 2006 64 3 0 .565 1.51 3.66 .886 .776 .374 2.62 .494 -.060 1 12 p831t013 1961 2007 47 1 0 .661 2.65 4.69 .921 .564 .297 2.60 .523 -.051 1 13 p832t010 1945 2007 63 3 0 .579 1.46 2.54 .469 .395 .318 2.53 .582 -.065 1 14 p832t032 1948 2007 60 3 0 .809 1.65 3.17 .626 .591 .280 2.74 .560 -.095 1 15 p834t030 1943 2007 65 3 0 .691 1.48 3.69 .748 .751 .281 2.55 .419 .006 1 16 p834t033 1939 2007 69 3 0 .586 1.30 3.46 .724 .810 .304 2.69 .498 .039 1 17 p835t002 1957 2007 51 2 0 .739 1.83 3.37 .619 .455 .276 2.68 .452 -.038 1 18 p835t005 1944 2006 63 3 0 .614 1.57 2.75 .502 .583 .248 2.51 .470 -.052 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1048 45 0 .669 1.71 6.66 .761 .651 .299 2.90 .508 -.027