Connectivity to the main file server that supplies near-real-time satellite data to ScubaViz has been disrupted for the last few weeks. Some of the satellite images that are normally available the same day are now being delayed until the following morning.
KD 490 is a surrogate for water clarity. The lower the value the clearer the water. White areas are grater than a .2 and would be considered very murky water. Black areas have no data or value less than .02. In most cases it is no data caused by cloud cover.