I don't know. Here are some numbers to plug into your calculator: "The country's water needs were estimated at 24.8 billion m³ in 2015, with an average fixed a

I don't know. Here are some numbers to plug into your calculator: "The country's water needs were estimated at 24.8 billion m³ in 2015, with an average fixed annual growth rate of 7 percent. With 84 percent of the total water demand, the agricultural sector is the largest consumer of water in the country." "In 2015, these plants had a total production capacity of 6.28 million m³ per day, which increased to 7.4 million m³ per day by 2020. By 2024, the combined production from both public and private desalination plants reached approximately 11.5 million m³ per day." https://saudipedia.com/en/article/2549/government-and-politics/water-and-agriculture/production-of-desalinated-water-in-saudi-arabia https://saudipedia.com/en/article/2549/government-and-politi...