cdm/src/main/java/ucar/nc2/iosp/nids/Nidsheader.java
private int getProductLevel(int prod_elevation){
        int level = 0;

        if(prod_elevation== 5)
            level =  0;
        else if(prod_elevation== 9)
            level =  1;
        else if(prod_elevation==13 || prod_elevation==15)
            level =  2;
        else if(prod_elevation==18)
            level =  3;
        else if(prod_elevation==24)
            level =  4;
        else if(prod_elevation==31)
            level =  6;

        return level;
    }
private int getProductLevel(int prod_elevation){
        int level = 0;

        if(prod_elevation== 5)
            level =  0;
        else if(prod_elevation== 9)
            level =  1;
        else if(prod_elevation==13 || prod_elevation==15)
            level =  2;
        else if(prod_elevation==18)
            level =  3;
        else if(prod_elevation==24)
            level =  4;
        else if(prod_elevation==31)
            level =  6;

        return level;
    }
Misc
@param prod_elevation
@return