ISLAMIC REPUBLIC OF IRAN IR304003/IR4003/CASPIAN SEA/KIYASHAHR TO KELACHAY INDEX: The Caspian Mean Sea Level (CMSL) is calculated by taking the Mean of the Caspian Sea Level height from 1950 until 1985 collected from Anzali gauge. CMSL is 27.5m lower than the MSL of Persian Gulf in Shahid Rajaee gauge. (Based on Iranian Height System IRHS 1998.). Information on the Caspian sea level is published through NCC's website at www.slms.ncc.org.ir. END OF FILE