Cook et al. 2004 North American Drought Atlas PDSI Reconstructions Cook, E.R.; Lall, U.; Woodhouse, C.A.; Meko, D.M. Cook, E.R. Lall, U. Woodhouse, C.A. Meko, D.M. Palmer Drought Index Reconstruction earth science/paleoclimate/climate reconstructions|tree ring (Palmer Drought Severity Index,ring width,calibration coefficient of determination,dimensionless,null,climate reconstructions|tree ring,null,regression analysis,N,calibration data set: Historical Climatology Network; point-by-point regression) earth science/paleoclimate/climate reconstructions|tree ring (age,null,null,year Common Era,null,climate reconstructions|tree ring,null,null,N,null) earth science/paleoclimate/climate reconstructions|tree ring (Palmer Drought Severity Index,ring width,verification reduction of error,dimensionless,null,climate reconstructions|tree ring,null,regression analysis,N,calibration data set: Historical Climatology Network; point-by-point regression) earth science/paleoclimate/climate reconstructions|tree ring (Palmer Drought Severity Index,ring width,null,standard deviation unit,Jun-Aug,climate reconstructions|tree ring,null,regression analysis,N,calibration data set: Historical Climatology Network; point-by-point regression) earth science/paleoclimate/instrumental (Palmer Drought Severity Index,null,null,dimensionless,Jun-Aug,instrumental,null,null,N,null) earth science/paleoclimate/climate reconstructions|tree ring (number of samples,null,null,count,null,climate reconstructions|tree ring,null,null,N,number of chronologies) earth science/paleoclimate/climate reconstructions|tree ring (latitude,null,null,degree north,null,climate reconstructions|tree ring,null,null,N,null) earth science/paleoclimate/climate reconstructions|tree ring (longitude,null,null,degree east,null,climate reconstructions|tree ring,null,null,N,null) earth science/paleoclimate/climate reconstructions|tree ring (Palmer Drought Severity Index,ring width,verification coefficient of efficiency,dimensionless,null,climate reconstructions|tree ring,null,regression analysis,N,calibration data set: Historical Climatology Network; point-by-point regression) earth science/paleoclimate/climate reconstructions|tree ring (Palmer Drought Severity Index,ring width,verification coefficient of determination,dimensionless,null,climate reconstructions|tree ring,null,regression analysis,N,calibration data set: Historical Climatology Network; point-by-point regression) earth science/paleoclimate/reconstructions (NADA-16>LATITUDE 55>LONGITUDE -127.5) (NADA-17>LATITUDE 52.5>LONGITUDE -127.5) (NADA-27>LATITUDE 60>LONGITUDE -122.5) (NADA-35>LATITUDE 40>LONGITUDE -122.5) (NADA-38>LATITUDE 60>LONGITUDE -120) (NADA-54>LATITUDE 50>LONGITUDE -117.5) (NADA-64>LATITUDE 57.5>LONGITUDE -115) (NADA-67>LATITUDE 50>LONGITUDE -115) (NADA-71>LATITUDE 40>LONGITUDE -115) (NADA-82>LATITUDE 50>LONGITUDE -112.5) (NADA-94>LATITUDE 60>LONGITUDE -110) (NADA-99>LATITUDE 47.5>LONGITUDE -110) (NADA-104>LATITUDE 35>LONGITUDE -110) (NADA-117>LATITUDE 40>LONGITUDE -107.5) (NADA-121>LATITUDE 30>LONGITUDE -107.5) (NADA-122>LATITUDE 27.5>LONGITUDE -107.5) (NADA-134>LATITUDE 32.5>LONGITUDE -105) (NADA-140>LATITUDE 55>LONGITUDE -102.5) (NADA-146>LATITUDE 40>LONGITUDE -102.5) (NADA-149>LATITUDE 32.5>LONGITUDE -102.5) (NADA-154>LATITUDE 20>LONGITUDE -102.5) (NADA-160>LATITUDE 45>LONGITUDE -100) (NADA-163>LATITUDE 37.5>LONGITUDE -100) (NADA-165>LATITUDE 32.5>LONGITUDE -100) (NADA-170>LATITUDE 20>LONGITUDE -100) (NADA-172>LATITUDE 52.5>LONGITUDE -97.5) (NADA-174>LATITUDE 47.5>LONGITUDE -97.5) (NADA-178>LATITUDE 37.5>LONGITUDE -97.5) (NADA-182>LATITUDE 27.5>LONGITUDE -97.5) (NADA-190>LATITUDE 42.5>LONGITUDE -95) (NADA-204>LATITUDE 30>LONGITUDE -92.5) (NADA-206>LATITUDE 47.5>LONGITUDE -90) (NADA-210>LATITUDE 37.5>LONGITUDE -90) (NADA-213>LATITUDE 30>LONGITUDE -90) (NADA-225>LATITUDE 45>LONGITUDE -85) (NADA-255>LATITUDE 40>LONGITUDE -77.5) (NADA-256>LATITUDE 37.5>LONGITUDE -77.5) (NADA-273>LATITUDE 47.5>LONGITUDE -67.5) (NADA-274>LATITUDE 45>LONGITUDE -67.5) (NADA-275>LATITUDE 50>LONGITUDE -65) (NADA-23>LATITUDE 52.5>LONGITUDE -125) (NADA-32>LATITUDE 47.5>LONGITUDE -122.5) (NADA-53>LATITUDE 52.5>LONGITUDE -117.5) (NADA-72>LATITUDE 37.5>LONGITUDE -115) (NADA-100>LATITUDE 45>LONGITUDE -110) (NADA-103>LATITUDE 37.5>LONGITUDE -110) (NADA-113>LATITUDE 50>LONGITUDE -107.5) (NADA-120>LATITUDE 32.5>LONGITUDE -107.5) (NADA-127>LATITUDE 50>LONGITUDE -105) (NADA-130>LATITUDE 42.5>LONGITUDE -105) (NADA-139>LATITUDE 20>LONGITUDE -105) (NADA-142>LATITUDE 50>LONGITUDE -102.5) (NADA-166>LATITUDE 30>LONGITUDE -100) (NADA-169>LATITUDE 22.5>LONGITUDE -100) (NADA-171>LATITUDE 17.5>LONGITUDE -100) (NADA-183>LATITUDE 25>LONGITUDE -97.5) (NADA-187>LATITUDE 50>LONGITUDE -95) (NADA-200>LATITUDE 40>LONGITUDE -92.5) (NADA-202>LATITUDE 35>LONGITUDE -92.5) (NADA-203>LATITUDE 32.5>LONGITUDE -92.5) (NADA-208>LATITUDE 42.5>LONGITUDE -90) (NADA-229>LATITUDE 35>LONGITUDE -85) (NADA-237>LATITUDE 37.5>LONGITUDE -82.5) (NADA-249>LATITUDE 32.5>LONGITUDE -80) (NADA-261>LATITUDE 42.5>LONGITUDE -75) (NADA-265>LATITUDE 47.5>LONGITUDE -72.5) (Continental United States>LATITUDE >LONGITUDE ) (NADA-2>LATITUDE 60>LONGITUDE -137.5) (NADA-4>LATITUDE 60>LONGITUDE -135) (NADA-10>LATITUDE 57.5>LONGITUDE -130) (NADA-12>LATITUDE 52.5>LONGITUDE -130) (NADA-14>LATITUDE 60>LONGITUDE -127.5) (NADA-36>LATITUDE 37.5>LONGITUDE -122.5) (NADA-39>LATITUDE 57.5>LONGITUDE -120) (NADA-40>LATITUDE 55>LONGITUDE -120) (NADA-44>LATITUDE 45>LONGITUDE -120) (NADA-50>LATITUDE 60>LONGITUDE -117.5) (NADA-51>LATITUDE 57.5>LONGITUDE -117.5) (NADA-56>LATITUDE 45>LONGITUDE -117.5) (NADA-61>LATITUDE 32.5>LONGITUDE -117.5) (NADA-68>LATITUDE 47.5>LONGITUDE -115) (NADA-69>LATITUDE 45>LONGITUDE -115) (NADA-75>LATITUDE 30>LONGITUDE -115) (NADA-89>LATITUDE 32.5>LONGITUDE -112.5) (NADA-90>LATITUDE 30>LONGITUDE -112.5) (NADA-95>LATITUDE 57.5>LONGITUDE -110) (NADA-111>LATITUDE 55>LONGITUDE -107.5) (NADA-129>LATITUDE 45>LONGITUDE -105) (NADA-132>LATITUDE 37.5>LONGITUDE -105) (NADA-145>LATITUDE 42.5>LONGITUDE -102.5) (NADA-155>LATITUDE 17.5>LONGITUDE -102.5) (NADA-173>LATITUDE 50>LONGITUDE -97.5) (NADA-177>LATITUDE 40>LONGITUDE -97.5) (NADA-188>LATITUDE 47.5>LONGITUDE -95) (NADA-193>LATITUDE 35>LONGITUDE -95) (NADA-199>LATITUDE 42.5>LONGITUDE -92.5) (NADA-214>LATITUDE 50>LONGITUDE -87.5) (NADA-223>LATITUDE 50>LONGITUDE -85) (NADA-226>LATITUDE 42.5>LONGITUDE -85) (NADA-251>LATITUDE 50>LONGITUDE -77.5) (NADA-264>LATITUDE 50>LONGITUDE -72.5) (NADA-272>LATITUDE 50>LONGITUDE -67.5) (NADA-278>LATITUDE 50>LONGITUDE -62.5) (NADA-284>LATITUDE 52.5>LONGITUDE -57.5) (NADA-3>LATITUDE 62.5>LONGITUDE -135) (NADA-8>LATITUDE 62.5>LONGITUDE -130) (NADA-11>LATITUDE 55>LONGITUDE -130) (NADA-15>LATITUDE 57.5>LONGITUDE -127.5) (NADA-18>LATITUDE 50>LONGITUDE -127.5) (NADA-25>LATITUDE 47.5>LONGITUDE -125) (NADA-29>LATITUDE 55>LONGITUDE -122.5) (NADA-30>LATITUDE 52.5>LONGITUDE -122.5) (NADA-34>LATITUDE 42.5>LONGITUDE -122.5) (NADA-41>LATITUDE 52.5>LONGITUDE -120) (NADA-73>LATITUDE 35>LONGITUDE -115) (NADA-81>LATITUDE 52.5>LONGITUDE -112.5) (NADA-86>LATITUDE 40>LONGITUDE -112.5) (NADA-105>LATITUDE 32.5>LONGITUDE -110) (NADA-108>LATITUDE 25>LONGITUDE -110) (NADA-114>LATITUDE 47.5>LONGITUDE -107.5) (NADA-119>LATITUDE 35>LONGITUDE -107.5) (NADA-128>LATITUDE 47.5>LONGITUDE -105) (NADA-131>LATITUDE 40>LONGITUDE -105) (NADA-148>LATITUDE 35>LONGITUDE -102.5) (NADA-151>LATITUDE 27.5>LONGITUDE -102.5) (NADA-161>LATITUDE 42.5>LONGITUDE -100) (NADA-162>LATITUDE 40>LONGITUDE -100) (NADA-167>LATITUDE 27.5>LONGITUDE -100) (NADA-180>LATITUDE 32.5>LONGITUDE -97.5) (NADA-184>LATITUDE 22.5>LONGITUDE -97.5) (NADA-186>LATITUDE 17.5>LONGITUDE -97.5) (NADA-194>LATITUDE 32.5>LONGITUDE -95) (NADA-215>LATITUDE 47.5>LONGITUDE -87.5) (NADA-222>LATITUDE 30>LONGITUDE -87.5) (NADA-228>LATITUDE 37.5>LONGITUDE -85) (NADA-238>LATITUDE 35>LONGITUDE -82.5) (NADA-241>LATITUDE 27.5>LONGITUDE -82.5) (NADA-242>LATITUDE 50>LONGITUDE -80) (NADA-245>LATITUDE 42.5>LONGITUDE -80) (NADA-259>LATITUDE 47.5>LONGITUDE -75) (NADA-263>LATITUDE 37.5>LONGITUDE -75) (NADA-270>LATITUDE 45>LONGITUDE -70) (NADA-277>LATITUDE 45>LONGITUDE -65) (NADA-283>LATITUDE 47.5>LONGITUDE -60) (NADA-13>LATITUDE 62.5>LONGITUDE -127.5) (NADA-22>LATITUDE 55>LONGITUDE -125) (NADA-26>LATITUDE 62.5>LONGITUDE -122.5) (NADA-37>LATITUDE 62.5>LONGITUDE -120) (NADA-42>LATITUDE 50>LONGITUDE -120) (NADA-45>LATITUDE 42.5>LONGITUDE -120) (NADA-46>LATITUDE 40>LONGITUDE -120) (NADA-48>LATITUDE 35>LONGITUDE -120) (NADA-49>LATITUDE 62.5>LONGITUDE -117.5) (NADA-52>LATITUDE 55>LONGITUDE -117.5) (NADA-60>LATITUDE 35>LONGITUDE -117.5) (NADA-65>LATITUDE 55>LONGITUDE -115) (NADA-77>LATITUDE 62.5>LONGITUDE -112.5) (NADA-87>LATITUDE 37.5>LONGITUDE -112.5) (NADA-93>LATITUDE 62.5>LONGITUDE -110) (NADA-98>LATITUDE 50>LONGITUDE -110) (NADA-107>LATITUDE 27.5>LONGITUDE -110) (NADA-116>LATITUDE 42.5>LONGITUDE -107.5) (NADA-118>LATITUDE 37.5>LONGITUDE -107.5) (NADA-123>LATITUDE 25>LONGITUDE -107.5) (NADA-135>LATITUDE 30>LONGITUDE -105) (NADA-136>LATITUDE 27.5>LONGITUDE -105) (NADA-143>LATITUDE 47.5>LONGITUDE -102.5) (NADA-156>LATITUDE 55>LONGITUDE -100) (NADA-175>LATITUDE 45>LONGITUDE -97.5) (NADA-185>LATITUDE 20>LONGITUDE -97.5) (NADA-195>LATITUDE 30>LONGITUDE -95) (NADA-209>LATITUDE 40>LONGITUDE -90) (NADA-211>LATITUDE 35>LONGITUDE -90) (NADA-219>LATITUDE 37.5>LONGITUDE -87.5) (NADA-231>LATITUDE 30>LONGITUDE -85) (NADA-233>LATITUDE 47.5>LONGITUDE -82.5) (NADA-234>LATITUDE 45>LONGITUDE -82.5) (NADA-253>LATITUDE 45>LONGITUDE -77.5) (NADA-262>LATITUDE 40>LONGITUDE -75) (NADA-5>LATITUDE 62.5>LONGITUDE -132.5) (NADA-6>LATITUDE 60>LONGITUDE -132.5) (NADA-20>LATITUDE 60>LONGITUDE -125) (NADA-24>LATITUDE 50>LONGITUDE -125) (NADA-31>LATITUDE 50>LONGITUDE -122.5) (NADA-55>LATITUDE 47.5>LONGITUDE -117.5) (NADA-57>LATITUDE 42.5>LONGITUDE -117.5) (NADA-58>LATITUDE 40>LONGITUDE -117.5) (NADA-66>LATITUDE 52.5>LONGITUDE -115) (NADA-79>LATITUDE 57.5>LONGITUDE -112.5) (NADA-83>LATITUDE 47.5>LONGITUDE -112.5) (NADA-84>LATITUDE 45>LONGITUDE -112.5) (NADA-85>LATITUDE 42.5>LONGITUDE -112.5) (NADA-88>LATITUDE 35>LONGITUDE -112.5) (NADA-91>LATITUDE 27.5>LONGITUDE -112.5) (NADA-102>LATITUDE 40>LONGITUDE -110) (NADA-110>LATITUDE 57.5>LONGITUDE -107.5) (NADA-112>LATITUDE 52.5>LONGITUDE -107.5) (NADA-144>LATITUDE 45>LONGITUDE -102.5) (NADA-152>LATITUDE 25>LONGITUDE -102.5) (NADA-153>LATITUDE 22.5>LONGITUDE -102.5) (NADA-158>LATITUDE 50>LONGITUDE -100) (NADA-164>LATITUDE 35>LONGITUDE -100) (NADA-168>LATITUDE 25>LONGITUDE -100) (NADA-179>LATITUDE 35>LONGITUDE -97.5) (NADA-181>LATITUDE 30>LONGITUDE -97.5) (NADA-191>LATITUDE 40>LONGITUDE -95) (NADA-198>LATITUDE 45>LONGITUDE -92.5) (NADA-205>LATITUDE 50>LONGITUDE -90) (NADA-217>LATITUDE 42.5>LONGITUDE -87.5) (NADA-218>LATITUDE 40>LONGITUDE -87.5) (NADA-224>LATITUDE 47.5>LONGITUDE -85) (NADA-230>LATITUDE 32.5>LONGITUDE -85) (NADA-239>LATITUDE 32.5>LONGITUDE -82.5) (NADA-244>LATITUDE 45>LONGITUDE -80) (NADA-250>LATITUDE 27.5>LONGITUDE -80) (NADA-254>LATITUDE 42.5>LONGITUDE -77.5) (NADA-260>LATITUDE 45>LONGITUDE -75) (NADA-268>LATITUDE 50>LONGITUDE -70) (NADA-269>LATITUDE 47.5>LONGITUDE -70) (NADA-276>LATITUDE 47.5>LONGITUDE -65) (NADA-286>LATITUDE 47.5>LONGITUDE -57.5) (NADA-7>LATITUDE 57.5>LONGITUDE -132.5) (NADA-47>LATITUDE 37.5>LONGITUDE -120) (NADA-59>LATITUDE 37.5>LONGITUDE -117.5) (NADA-92>LATITUDE 25>LONGITUDE -112.5) (NADA-97>LATITUDE 52.5>LONGITUDE -110) (NADA-101>LATITUDE 42.5>LONGITUDE -110) (NADA-109>LATITUDE 22.5>LONGITUDE -110) (NADA-115>LATITUDE 45>LONGITUDE -107.5) (NADA-125>LATITUDE 55>LONGITUDE -105) (NADA-126>LATITUDE 52.5>LONGITUDE -105) (NADA-133>LATITUDE 35>LONGITUDE -105) (NADA-137>LATITUDE 25>LONGITUDE -105) (NADA-147>LATITUDE 37.5>LONGITUDE -102.5) (NADA-150>LATITUDE 30>LONGITUDE -102.5) (NADA-176>LATITUDE 42.5>LONGITUDE -97.5) (NADA-189>LATITUDE 45>LONGITUDE -95) (NADA-192>LATITUDE 37.5>LONGITUDE -95) (NADA-207>LATITUDE 45>LONGITUDE -90) (NADA-216>LATITUDE 45>LONGITUDE -87.5) (NADA-220>LATITUDE 35>LONGITUDE -87.5) (NADA-227>LATITUDE 40>LONGITUDE -85) (NADA-232>LATITUDE 50>LONGITUDE -82.5) (NADA-236>LATITUDE 40>LONGITUDE -82.5) (NADA-248>LATITUDE 35>LONGITUDE -80) (NADA-252>LATITUDE 47.5>LONGITUDE -77.5) (NADA-257>LATITUDE 35>LONGITUDE -77.5) (NADA-266>LATITUDE 45>LONGITUDE -72.5) (NADA-271>LATITUDE 42.5>LONGITUDE -70) (NADA-279>LATITUDE 47.5>LONGITUDE -62.5) (NADA-282>LATITUDE 50>LONGITUDE -60) (NADA-1>LATITUDE 62.5>LONGITUDE -137.5) (NADA-9>LATITUDE 60>LONGITUDE -130) (NADA-19>LATITUDE 62.5>LONGITUDE -125) (NADA-21>LATITUDE 57.5>LONGITUDE -125) (NADA-28>LATITUDE 57.5>LONGITUDE -122.5) (NADA-33>LATITUDE 45>LONGITUDE -122.5) (NADA-43>LATITUDE 47.5>LONGITUDE -120) (NADA-62>LATITUDE 62.5>LONGITUDE -115) (NADA-63>LATITUDE 60>LONGITUDE -115) (NADA-70>LATITUDE 42.5>LONGITUDE -115) (NADA-74>LATITUDE 32.5>LONGITUDE -115) (NADA-76>LATITUDE 27.5>LONGITUDE -115) (NADA-78>LATITUDE 60>LONGITUDE -112.5) (NADA-80>LATITUDE 55>LONGITUDE -112.5) (NADA-96>LATITUDE 55>LONGITUDE -110) (NADA-106>LATITUDE 30>LONGITUDE -110) (NADA-124>LATITUDE 22.5>LONGITUDE -107.5) (NADA-138>LATITUDE 22.5>LONGITUDE -105) (NADA-141>LATITUDE 52.5>LONGITUDE -102.5) (NADA-157>LATITUDE 52.5>LONGITUDE -100) (NADA-159>LATITUDE 47.5>LONGITUDE -100) (NADA-196>LATITUDE 50>LONGITUDE -92.5) (NADA-197>LATITUDE 47.5>LONGITUDE -92.5) (NADA-201>LATITUDE 37.5>LONGITUDE -92.5) (NADA-212>LATITUDE 32.5>LONGITUDE -90) (NADA-221>LATITUDE 32.5>LONGITUDE -87.5) (NADA-235>LATITUDE 42.5>LONGITUDE -82.5) (NADA-240>LATITUDE 30>LONGITUDE -82.5) (NADA-243>LATITUDE 47.5>LONGITUDE -80) (NADA-246>LATITUDE 40>LONGITUDE -80) (NADA-247>LATITUDE 37.5>LONGITUDE -80) (NADA-258>LATITUDE 50>LONGITUDE -75) (NADA-267>LATITUDE 42.5>LONGITUDE -72.5) (NADA-280>LATITUDE 45>LONGITUDE -62.5) (NADA-281>LATITUDE 52.5>LONGITUDE -60) (NADA-285>LATITUDE 50>LONGITUDE -57.5) Records of past temperature, precipitation, and other climate variables derived from paleoclimate proxies. Parameter keywords describe what was measured in this data set. Additional summary information can be found in the abstracts of papers listed in the data set citations. NCDC-Paleoclimatology https://www.ncdc.noaa.gov/data-access/paleoclimatology-data - Bauer Bruce Investigator : Cook, E.R. Investigator : Lall, U. Investigator : Woodhouse, C.A. Investigator : Meko, D.M. 2005-03-01 ONLINE Files online, ASCII https://www.ncdc.noaa.gov/paleo/study/6232 https://www1.ncdc.noaa.gov/pub/data/paleo/drought/pdsi2004/ https://www1.ncdc.noaa.gov/pub/data/paleo/drought/pdsi2004/readme-pdsi-na2004.txt https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/tree-ring/drought-variability https://www1.ncdc.noaa.gov/pub/data/paleo/drought/pdsi2004/ https://www1.ncdc.noaa.gov/pub/data/paleo/drought/pdsi2004/readme-pdsi-na2004.txt https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/tree-ring/drought-variability English https://www.ncdc.noaa.gov/paleo/study/6232 https://www1.ncdc.noaa.gov/pub/data/paleo/drought/pdsi2004/ https://www1.ncdc.noaa.gov/pub/data/paleo/drought/pdsi2004/readme-pdsi-na2004.txt https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/tree-ring/drought-variability START YEAR: -1 AD * END YEAR: 2003 AD -137.5 17.5 -57.5 62.5