The most common and most likely answer to this crossword clue is the 7 letter word LEAKAGE
L
E
A
K
A
G
E
More clues leading to the result LEAKAGE
- Ale splashing – a keg ruined – because of this?
- Spill from a keg ale upset
- Water lost, lake restored over time
- Lake’s troubled period: why it is losing water?
- Before a long time, lake lost because of this?
- Escape heading away from dreary season
- A breach of security
- Escape unproductive? Shut up, Kelvin! Not Charlie!
- Drip fermented a keg ale
- Escape eagle circling around a kid’s head
Buddy explains!

The straight part
We know that "why it is losing wate" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case why it is losing wate = leakage.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does LEAKAGE mean?
LEAKAGE noun- An act of leaking, or something that leaks
- The amount lost due to a leak
- An undesirable flow of electric current through insulation
- Loss of retail stock, especially due to theft
- (sound recording) The situation where sound is picked up by a microphone from a source other than that which is intended.