Data on theta levels. Data on theta levels. 7 Data on pressure levels. Data on pressure levels. 3 Data on atmosphere rho levels. Data on atmosphere rho levels. 1 The level type code. Specifies the type of levels on which a field is defined. The level type code. Specifies the type of levels on which a field is defined. level type code Data on deep soil levels. Data on deep soil levels. 6 level type code Single level data. Single level data. 5 Data on atmosphere theta levels. Data on atmosphere theta levels. 2 1 (Data on ISCCP levels - no longer supported.) (Data on ISCCP levels - no longer supported.) 11 2014-08-27T14:35:01.251Z Unspecified level. Unspecified level. 0