code: public Double getValue(double latitude, double longitude) {
  		CoverageDataRequest request = new CoverageDataRequest(latitude,
  				longitude);
  		CoverageDataResults values = getValues(request, 1, 1);
  		Double value = null;
  		if (values != null) {
  			value = values.getValues()[0][0];
  		}
  		return value;
  	}
docs: Get the coverage data value at the coordinate
  
  @param latitude
  latitude
  @param longitude
  longitude
  @return coverage data value