Fox Ridge State Park, Illinois - IL030 Additional Site Information Maxwell, J.T., Au, T.F., Harley, G.L., Matheus, T.J., Strange, B.M., Bregy, J.C. Therrell, M.D. Reference: Tsun Fung Au, Justin T. Maxwell, Kimberly A. Novick, Scott M. Robeson, Scott M. Warner, Benjamin R. Lockwood, Richard P. Phillips, Grant L. Harley, Frank W. Telewski, Matthew D. Therrell, Neil Pederson. 2020. Demographic shifts in eastern US forests increase the impact of late-season drought on forest growth. Ecography, vol. 43, issue 10, pp. 1475-1486. doi: 10.1111/ecog.05055 Notes: Sugar Maple and White Oak comparisons 1901-2016 (analyses period) 1700-2016 (oldest crn). Keywords: Eastern Deciduous Forest, Climate response, Standardized Evapotranspiration Index, Vapor Pressure Deficit Funding: USDA Agriculture and Food Research Initiative 2017-67013-26191 COFECHA output: Chronology file name : IL030.CRN Measurement file name : IL030.RWL Date checked : 13OCT21 Checked by : B. Bauer Beginning year : 1845 Ending year : 2016 Principal investigators: Maxwell Au Harley Matheus Strange Bregy Therrell Site name : Fox Ridge State Park Site location : Illinois Species information : ACSH SUGAR MAPLE Latitude : 3924 Longitude : -08810 Elevation : 175M Series intercorrelation: 0.632 Avg mean sensitivity : 0.459 Avg standard deviation : 0.996 Avg autocorrelation : 0.573 Number dated series : 15 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Fox Ridge State Park 11:44 Wed 13 Oct 2021 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 1825 1850 1875 1900 1925 1950 1975 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 FRS01A 1875 1949 .34 .75 2 FRS01B 1874 1949 .46 .49 .65 3 FRS03A 1847 2016 .54 .54 .65 .66 .60 .55 .52 4 FRS03B 1845 2016 .61 .62 .76 .62 .46 .40 .37 5 FRS04A 1904 2015 .82 .79 .66 .64 6 FRS04B 1894 2015 .64 .77 .75 .64 .58 7 FRS05A 1903 2015 .87 .88 .77 .69 8 FRS05B 1910 2015 .76 .76 .78 .74 9 FRS06A 1894 2016 .54 .60 .66 .69 .79 10 FRS06B 1916 2016 .72 .77 .76 .83 11 FRS07A 1892 2014 .60 .57 .48 .71 .75 12 FRS07B 1892 2015 .56 .70 .62 .65 .67 13 FRS08A 1859 2016 .39 .71 .84 .84 .81 .67 14 FRS08B 1859 2016 .50 .64 .82 .79 .74 .63 15 FRS09B 1969 2016 .51 Av segment correlation .58 .50 .59 .72 .70 .67 .66 PART 7: DESCRIPTIVE STATISTICS: Fox Ridge State Park 11:44 Wed 13 Oct 2021 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 FRS01A 1875 1949 75 2 0 .482 .88 2.48 .527 .350 .557 2.78 .654 -.094 1 2 FRS01B 1874 1949 76 3 0 .534 .72 2.01 .416 .339 .509 2.83 .576 .036 1 3 FRS03A 1847 2016 170 7 0 .580 1.20 4.39 .792 .731 .454 2.65 .464 .030 3 4 FRS03B 1845 2016 172 7 0 .538 1.22 3.60 .656 .626 .423 2.70 .517 .051 1 5 FRS04A 1904 2015 112 4 0 .710 1.64 4.75 .953 .590 .411 2.71 .411 .068 2 6 FRS04B 1894 2015 122 5 0 .601 1.55 7.26 1.071 .566 .409 2.65 .403 .045 1 7 FRS05A 1903 2015 113 4 0 .800 1.91 6.74 1.123 .443 .507 2.75 .543 .032 2 8 FRS05B 1910 2015 106 4 0 .761 2.19 7.43 1.243 .244 .558 2.75 .555 .126 2 9 FRS06A 1894 2016 123 5 0 .636 1.76 5.97 1.108 .699 .419 2.66 .584 -.012 1 10 FRS06B 1916 2016 101 4 0 .769 1.72 3.32 .702 .271 .404 2.60 .458 .001 1 11 FRS07A 1892 2014 123 5 0 .592 1.74 6.08 1.153 .588 .530 2.86 .551 .041 2 12 FRS07B 1892 2015 124 5 0 .623 1.49 5.13 .961 .621 .510 2.73 .495 -.028 2 13 FRS08A 1859 2016 158 6 0 .625 1.77 6.17 1.324 .766 .430 2.66 .433 -.001 2 14 FRS08B 1859 2016 158 6 0 .663 1.90 8.19 1.538 .747 .400 2.88 .408 -.028 2 15 FRS09B 1969 2016 48 1 0 .512 1.38 3.63 .810 .482 .466 2.76 .649 -.009 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1781 68 0 .632 1.57 8.19 .996 .573 .459 2.88 .498 .020