What does Water Sapta reward?

Water Sapta gives Water Sapta outright.

Where does Water Sapta start?

It was picked up in Loch Modan.

Its level has not been recorded yet; it shows once a player accepts it with the addon running.

Yes. Its quest id is not in Classic Era, so it is part of what Forever adds.

World of Warcraft: Forever · quest · new since Classic Era

A quest in World of Warcraft: Forever in Loch Modan. Recorded by 3 players running the addon.

Level, giver, pay and objectives show once a player with the addon accepts the quest.

Item	Given	Item level	Vendor sell
Water Sapta	outright	1

What does Water Sapta reward?: Water Sapta gives Water Sapta outright.
Where does Water Sapta start?: It was picked up in Loch Modan.
What level is Water Sapta?: Its level has not been recorded yet; it shows once a player accepts it with the addon running.
Is Water Sapta new in WoW Forever?: Yes. Its quest id is not in Classic Era, so it is part of what Forever adds.

Source: what players running the addon saw in the quest windows; the quest text itself stays in the game. Every quest seen · Loch Modan