03/01/1983: DTW difference: RGWCD = 4.26; USGS = 4.36.
Documentation for RG68A (372453105553901) on 03/1983
11/06/1984: DTW difference: RGWCD = 4.59; USGS = 4.25.
Documentation for RG68A (372453105553901) on 11/1984
03/08/1996: DTW should be 4.51 not 4.50 as listed in the USGS database.
Documentation for RG68A (372453105553901) on 03/1996
04/11/1996: DTW should be 4.29 not 4.28 as listed in the USGS database.
Documentation for RG68A (372453105553901) on 04/1996
06/02/1998: DTW should be 2.86 not 2.87 as listed in the USGS database.
Documentation for RG68A (372453105553901) on 06/1998