Water in Saudi Arabia: Desalination, Wastewater, and ...
· Saudi Arabia has 204 wastewater treatment plants (as of 2019), with much of the treated nonpotable wastewater finding useful purposes as "grey water," watering green spaces in cities, irrigating crops, or reused in industry. Valued at billion by Gulf State Analytics, the Kingdom's water reuse market is estimated as the third largest in the world after China and the .