[citation needed] The lake is a historic landmark of Al-Hasa,[1] and was mentioned by some historians of the Abbasid and Islamic Golden Era such as Al-Hamawi, Al-Qalqashandi and Al-Zamakhshari.

[3] Different parts of the lake reflect different type of shores that include Wet, moist, semi-dry and dry zones.

Fluctuating water level create very diverse conditions, which enhances the vegetation and plant species and types.

Birds migrate from cooler places such as Russia, Canada, India and Iran to warmer climate areas including Al-Asfar Lake.

The heavy metal level is generally higher than the international permissible limits and varies seasonally.