Answer: sump

AnswerCrossword Clue
SUMPWater hole
SUMPReservoir
SUMPMine well
SUMPPit or well
SUMPPit
SUMPLowest part of a mine
SUMPCrankcase
SUMPDrain pit
SUMPIts usefulness goes to waste
SUMPWaste reservoir
SUMPCesspool
SUMPWell
SUMPWater pit
SUMPDrain
SUMPDrainage pool
SUMPPump type
SUMPDrainage pump
SUMPDrainage reservoir
SUMP... pump (drainage aid)
SUMPDrainage "pump"
SUMPPool in a mine
SUMPRunoff collector
SUMPDrainage collector
SUMPBasement feature
sumppit, basin, or reservoir into which liquid drains
sumpa low area serving as a drain
SUMPDrainage container
SUMPDrainage pit
SUMPBrit's crankcase
SUMPWater collector
SUMPCollection pit
SUMP.. pump: waste disposal device
SUMPPlace for a pump
SUMP... pump
SUMPDrainage chamber
SUMPPump chamber
SUMPRain drain
SUMP.. pump (drainage aid)
SUMPWater well
SUMPKind of pump