Notes: Ocmulgee R., GA baldcypress (Taxodium distichum) EW, LW series added to ITRDB 7/2009. These chronologies start in 1510. At some time in the future the rest of the chronology radii will be remeasured, so that the EW and LW chronologies are full length. Chronology file name : GA004.CRN Measurement file name : GA004.RWL Date checked : 29JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1202 Ending year : 1984 Principal investigators: D.W. STAHLE AND M.K. CLEAVELAND Site name : OCMULGEE RIVER Site location : GEORGIA, USA Species information : TADI BALDCYPRESS Latitude : 3203N Longitude : 8318W Elevation : 53 M Series intercorrelation: 0.650 Avg mean sensitivity : 0.527 Avg standard deviation : 0.641 Avg autocorrelation : 0.527 Number dated series : 41 Segment length tested : 50 Number problem segments: 8 Pct problem segments : 1.88 Are there obvious misdated series? NO Number possible misdated series : N/A Percent misdated series : 0.00 Do they affect chronology quality? N/A Recommend withhold from ITRDB? N/A Comments: ALL FLAGS = LOW CORRELATIONS WITH MASTER EXCELLENT HIGH QUALITY CHRONOLOGY PART 5: CORRELATION OF SERIES BY SEGMENTS: 22:18 Mon 29 JUL 1996 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under 0.3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1200 1225 1250 1275 1300 1325 1350 1375 1400 1425 1450 1475 1500 1525 1550 1575 1600 1625 1650 1675 1249 1274 1299 1324 1349 1374 1399 1424 1449 1474 1499 1524 1549 1574 1599 1624 1649 1674 1699 1724 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 9 OCM21A 1448 1584 .65 .63 .71 .84 .61 .56 10 OCM22A 1494 1642 .50 .54 .54 .58 .75 .72 11 OCM24A 1295 1368 .64 .64 .64 12 OCM24B 1218 1451 .55 .45 .45 .57 .59 .70 .61 .49 .60 .62 13 OCM25A 1531 1984 .75 .75 .68 .57 .50 .56 .65 15 OCM40A 1202 1541 .83 .77 .69 .57 .58 .54 .41 .30A .38 .60 .66 .52 .44 16 OCM40B 1202 1344 .83 .69 .71 .57 .35B 17 OCM40C 1202 1313 .85 .70 .65 .63 18 OCM44A 1531 1757 .51 .49 .46 .51 .56 .69 .72 19 OCM44B 1503 1733 .54 .63 .46 .43 .49 .56 .65 .63 20 OCM45A 1515 1794 .39B .46B .65 .77 .69 .60 .60 .61 21 OCM45B 1515 1808 .47 .59 .71 .76 .45 .45 .66 .67 22 OCM47A 1406 1687 .53 .67 .58 .59 .64 .67 .64 .64 .65 .80 .82 23 OCM47B 1406 1696 .58 .69 .63 .55 .53 .55 .55 .51 .58 .64 .65 24 OCM48A 1497 1769 .43 .40 .42 .65 .76 .71 .76 .75 .69 25 OCM48B 1560 1755 .63 .71 .74 .79 .78 .75 26 OCM50A 1496 1779 .33 .29A .32A .52 .61 .57 .67 .70 .64 27 OCM50B 1496 1794 .37 .32A .52 .43 .43 .59 .71 .78 .73 28 OCM51A 1351 1711 .44 .45 .58 .65 .54 .57 .74 .76 .71 .67 .68 .74 .59 .51 29 OCM51B 1351 1717 .61 .55 .49 .64 .83 .74 .69 .66 .58 .64 .64 .61 .63 .62 30 OCM07A 1508 1984 .49 .63 .69 .66 .62 .75 .80 .81 31 OCM07C 1515 1984 .60 .65 .64 .63 .68 .68 .73 .75 32 OCM07D 1504 1984 .57 .70 .77 .79 .75 .67 .68 .76 35 OCM09B 1302 1602 .74 .76 .69 .74 .76 .71 .78 .83 .85 .78 .73 .70 36 OCM09D 1309 1600 .71 .78 .68 .60 .73 .82 .82 .78 .75 .75 .68 .69 37 OCM09E 1306 1520 .69 .73 .72 .78 .81 .76 .80 .86 38 OCM10A 1605 1961 .72 .68 .65 .68 39 OCM10B 1612 1960 .61 .53 .48 .61 40 OCM10C 1503 1961 .76 .70 .50 .61 .77 .77 .78 .76 41 OCM10D 1503 1577 .69 .73 .73 PART 5: CORRELATION OF SERIES BY SEGMENTS: 22:18 Mon 29 JUL 1996 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under 0.3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 OCM01A 1839 1984 .59 .48 .68 .74 .57 .55 2 OCM01B 1850 1984 .45 .69 .71 .61 .46 3 OCM02A 1767 1984 .67 .66 .62 .69 .74 .60 .51 .70 .69 4 OCM02B 1771 1984 .71 .71 .74 .79 .84 .75 .60 .67 .69 5 OCM03A 1820 1984 .69 .70 .71 .63 .41 .55 .56 6 OCM03B 1790 1984 .66 .68 .73 .70 .68 .57 .58 .55 7 OCM05A 1796 1984 .28B .46 .60 .71 .69 .62 .70 .65 8 OCM05B 1757 1984 .40 .36 .46 .61 .62 .65 .72 .77 .74 13 OCM25A 1531 1984 .67 .60 .55 .49 .56 .68 .74 .68 .64 .70 .68 14 OCM29A 1803 1984 .66 .78 .77 .68 .60 .51 .46 18 OCM44A 1531 1757 .57 .53 19 OCM44B 1503 1733 .59 20 OCM45A 1515 1794 .66 .70 .58 21 OCM45B 1515 1808 .72 .62 .40 .42 24 OCM48A 1497 1769 .74 .75 25 OCM48B 1560 1755 .82 .77 26 OCM50A 1496 1779 .61 .67 .65 27 OCM50B 1496 1794 .66 .61 .49 30 OCM07A 1508 1984 .78 .74 .75 .72 .73 .77 .81 .77 .68 .77 .75 31 OCM07C 1515 1984 .71 .68 .72 .71 .66 .69 .78 .80 .70 .75 .77 32 OCM07D 1504 1984 .79 .80 .78 .81 .74 .69 .79 .85 .78 .71 .70 33 OCM08B 1746 1984 .73 .70 .67 .53 .51 .70 .72 .67 .59 .58 34 OCM08D 1732 1984 .75 .76 .73 .72 .67 .68 .79 .81 .74 .68 38 OCM10A 1605 1961 .79 .78 .73 .68 .73 .67 .62 .76 .70 .72 39 OCM10B 1612 1960 .80 .88 .84 .81 .76 .74 .84 .78 .63 .65 40 OCM10C 1503 1961 .80 .78 .79 .81 .83 .83 .82 .88 .83 .86 PART 7: DESCRIPTIVE STATISTICS: 22:18 Mon 29 JUL 1996 Page 9 ----------------------------------------------------------------------------------------------------------------------------------- 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 OCM01A 1839 1984 146 6 0 0.587 1.77 4.94 0.796 0.308 0.402 2.06 0.387 -0.027 1 2 OCM01B 1850 1984 135 5 0 0.543 1.61 4.05 0.701 0.042 0.450 2.08 0.454 0.026 1 3 OCM02A 1767 1984 218 9 0 0.663 1.23 5.06 0.838 0.334 0.523 2.43 0.401 -0.014 1 4 OCM02B 1771 1984 214 9 0 0.729 1.20 4.05 0.660 0.298 0.497 2.38 0.424 0.000 1 5 OCM03A 1820 1984 165 7 0 0.621 0.75 4.57 0.569 0.468 0.611 2.26 0.366 0.001 1 6 OCM03B 1790 1984 195 8 0 0.640 1.23 5.42 0.870 0.565 0.501 2.17 0.387 0.015 2 7 OCM05A 1796 1984 189 8 1 0.579 1.36 7.09 1.207 0.407 0.724 2.28 0.396 0.055 2 8 OCM05B 1757 1984 228 9 0 0.586 0.96 4.89 0.754 0.311 0.652 2.19 0.425 0.039 2 9 OCM21A 1448 1584 137 6 0 0.630 0.71 4.09 0.695 0.676 0.537 2.35 0.328 0.003 1 10 OCM22A 1494 1642 149 6 0 0.569 0.33 1.19 0.253 0.499 0.648 2.19 0.382 -0.057 1 11 OCM24A 1295 1368 74 3 0 0.635 0.37 1.40 0.305 0.472 0.759 2.10 0.394 -0.052 1 12 OCM24B 1218 1451 234 10 0 0.561 0.62 2.70 0.468 0.392 0.720 2.22 0.365 -0.003 1 13 OCM25A 1531 1984 454 18 0 0.634 0.65 4.18 0.516 0.641 0.624 2.14 0.356 -0.019 3 14 OCM29A 1803 1984 182 7 0 0.632 1.47 5.34 1.027 0.556 0.517 2.26 0.392 -0.033 1 15 OCM40A 1202 1541 340 13 1 0.569 0.74 3.19 0.562 0.810 0.452 2.03 0.343 -0.006 3 16 OCM40B 1202 1344 143 5 1 0.602 0.95 2.74 0.433 0.537 0.327 1.97 0.331 -0.005 1 17 OCM40C 1202 1313 112 4 0 0.709 1.12 2.52 0.456 0.396 0.325 2.04 0.377 0.001 1 18 OCM44A 1531 1757 227 9 0 0.567 1.09 3.44 0.632 0.557 0.489 2.10 0.368 -0.029 2 19 OCM44B 1503 1733 231 9 0 0.549 1.32 5.01 0.754 0.588 0.449 2.04 0.385 -0.032 4 20 OCM45A 1515 1794 280 11 2 0.605 0.96 3.68 0.500 0.672 0.298 2.28 0.327 0.003 2 21 OCM45B 1515 1808 294 12 0 0.562 1.05 3.41 0.585 0.741 0.302 2.09 0.334 -0.004 2 22 OCM47A 1406 1687 282 11 0 0.636 0.89 4.99 0.845 0.777 0.611 2.08 0.369 -0.041 2 23 OCM47B 1406 1696 291 11 0 0.576 0.83 4.26 0.809 0.776 0.577 2.06 0.314 -0.043 4 24 OCM48A 1497 1769 273 11 0 0.659 0.80 4.16 0.573 0.659 0.463 2.38 0.409 -0.008 1 25 OCM48B 1560 1755 196 8 0 0.730 1.11 4.14 0.886 0.676 0.520 2.09 0.345 -0.062 1 26 OCM50A 1496 1779 284 12 2 0.549 0.95 5.53 0.687 0.789 0.375 1.97 0.323 -0.018 3 27 OCM50B 1496 1794 299 12 1 0.559 1.08 6.62 0.954 0.758 0.463 2.15 0.311 -0.004 2 28 OCM51A 1351 1711 361 14 0 0.604 1.20 5.55 0.666 0.492 0.413 2.09 0.329 0.022 8 29 OCM51B 1351 1717 367 14 0 0.634 1.32 4.81 0.704 0.533 0.353 1.94 0.277 -0.002 2 30 OCM07A 1508 1984 477 19 0 0.706 0.64 3.13 0.422 0.512 0.563 1.99 0.223 0.001 2 31 OCM07C 1515 1984 470 19 0 0.700 0.80 2.73 0.423 0.347 0.488 2.07 0.335 -0.007 2 32 OCM07D 1504 1984 481 19 0 0.725 0.61 3.06 0.397 0.334 0.606 2.11 0.345 -0.006 1 33 OCM08B 1746 1984 239 10 0 0.643 0.49 2.60 0.385 0.335 0.768 2.17 0.410 0.003 2 34 OCM08D 1732 1984 253 10 0 0.727 0.66 4.06 0.567 0.496 0.679 2.17 0.403 -0.060 1 35 OCM09B 1302 1602 301 12 0 0.752 0.92 4.14 0.674 0.577 0.490 2.12 0.315 -0.016 1 36 OCM09D 1309 1600 292 12 0 0.731 1.02 4.32 0.681 0.610 0.450 2.29 0.339 -0.037 1 37 OCM09E 1306 1520 215 8 0 0.769 0.96 3.15 0.586 0.459 0.499 2.22 0.433 -0.021 1 38 OCM10A 1605 1961 357 14 0 0.706 1.10 4.56 0.817 0.383 0.670 2.20 0.386 -0.013 1 39 OCM10B 1612 1960 349 14 0 0.709 0.95 5.20 0.843 0.532 0.648 2.22 0.397 0.005 1 40 OCM10C 1503 1961 459 18 0 0.763 0.79 3.91 0.573 0.407 0.624 2.09 0.290 0.001 1 41 OCM10D 1503 1577 75 3 0 0.665 0.87 2.42 0.487 0.540 0.429 2.06 0.336 0.000 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 10668 425 8 0.650 0.94 7.09 0.641 0.527 0.527 2.43 0.352 -0.010