A321 captain reported smoke emanating from galley floor and diverting.

Attributes
ACN	1607813
Time
Date	201901
Local Time Of Day	0601-1200
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	VMC
Aircraft 1
Make Model Name	A321
Operating Under FAR Part	Part 121
Flight Phase	Cruise
Flight Plan	IFR
Component
Aircraft Component	Recirculation Fan
Person 1
Function	Captain Pilot Not Flying
Qualification	Flight Crew Multiengine Flight Crew Instrument Flight Crew Air Transport Pilot (ATP)
Events
Anomaly	Aircraft Equipment Problem Less Severe Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor

Narrative:

During cruise flight; smoke was reported by flight attendants coming through the forward part of the galley floor behind the carts. [Notified ATC] and diverted to ZZZ for maintenance. [Maintenance logbook] entry made and [report] form filed. Mechanical malfunction and failure of a recirculation fan; per maintenance tech after arrival.

Original NASA ASRS Text

Title: A321 Captain reported smoke emanating from galley floor and diverting.

Narrative: During cruise flight; smoke was reported by flight attendants coming through the forward part of the galley floor behind the carts. [Notified ATC] and diverted to ZZZ for maintenance. [Maintenance logbook] entry made and [report] form filed. Mechanical malfunction and failure of a recirculation fan; per maintenance tech after arrival.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.