04/27/1977: DTW difference: RGWCD = 8.00; USGS = 8.50.
Documentation for RG50A (373429105554001) on 04/1977
01/07/1982: DTW difference: RGWCD = 11.59; USGS = 11.89.
Documentation for RG50A (373429105554001) on 01/1982
11/05/1983: DTW difference: RGWCD = 15.34; USGS = 13.53.
Documentation for RG50A (373429105554001) on 11/1983
12/07/1983: DTW difference: RGWCD = 13.24; USGS = 13.20.
Documentation for RG50A (373429105554001) on 12/1983
02/05/1996: DTW should be 15.00 not 14.99 as listed in the USGS database.
Documentation for RG50A (373429105554001) on 02/1996
08/09/1996: DTW should be 16.12 not 16.11 as listed in the USGS database.
Documentation for RG50A (373429105554001) on 08/1996
DTW and/or date discrepancies on 03/01/2004, 11/03/2005, 03/01/2006 & 08/02/2006; however, we do not have field sheets for these dates.