"unload water" is a correct phrase and can be used in written English.
It means to remove or release water from something, typically a container or vehicle. Example: The workers had to unload water from the tanker truck before it could be filled with gasoline.
Then they rushed out, helping unload food, water and clothes.
For two exhausting days, he volunteered, first helping unload food, water and medical supplies from trucks, and then putting debris into buckets and passing them on.
They unloaded the water at a food bank, a process Paul documented for his vlog the next day.
A truck pulled up and, without a word, the driver unloaded a water tank the size of a small car beside the praying man, who did not look around.
At one point, a farmer in an El Camino pulled up next to them, unloaded two water skis, strung a rope from the trailer hitch, and towed Reicher along the canal.
Therefore, the earlier hypothesis of increased pressure in the magma chamber likely represents an over-interpretation of limited measurements in both time and space, and other processes like snow and ice unloading or water pressure variations at the base of the icecap are at least as likely to be the cause of the observed movements around Katla.
There's also the matter of airport safety and the ongoing trouble with curious drone photographers trying to get pictures of natural disasters, especially where fire department helicopters are trying to unload payloads of water or airlift out stranded victims.
The Ewaso Nyiro River also creates an impassable boundary during wet periods (or when the flower farms downstream unload their dirty water onto pastoralists upstream), making the Ilmotiok group ranch in particular an island for part of the year.
The Marines would unload the necessities: water, rations, bullets and bandages.
Tractor-trailers line the street outside, and young men unload palettes of water, infant formula and dry food.
