Ask Water Merchant to help

Ask Water Merchant to help is an unmarked quest in Fallout.

Walkthrough
To complete this quest, the Vault Dweller needs to go to the Water Merchants in the Hub and pay the master merchant 2000 caps to supply Vault 13 with water, which will increase the time limit for finding the water chip for 100 more days, but will also have an impact later in the game.

Reward

 * 1000 XP
 * 100 more days to find the water chip