POWER OF ATTORNEY

The undersigned, Patrick K. Decker, does hereby nominate, constitute and appoint
each of Elena Centeio and Hannah Skeete as his true and lawful attorney and
agent to do any and all acts and things and execute and file any and all
instruments which said attorneys and agents may deem necessary or advisable to
enable the undersigned (in his individual capacity or in any other capacity) to
comply with the Securities Exchange Act of 1934 (the "34 Act") and the
Securities Act of 1933 (the "33 Act") and any requirements of the Securities and
Exchange Commission (the "SEC") in respect thereof, in connection with the
preparation, execution and/or filing of (i) any report or statement of
beneficial ownership or changes in beneficial ownership of securities of Xylem
Inc., an Indiana corporation (the "Company"), that the undersigned (in his
individual capacity or in any other capacity) may be required to file pursuant
to Section 16(a) of the 34 Act, including any report or statement on Form 3,
Form 4 or Form 5, or to any amendment thereto, (ii) any report or notice
required under Rule 144 of the 33 Act, including Form 144, or any amendment
thereto relating to the undersigned's role with, or beneficial ownership of, the
Company's securities, and (iii) any and all other documents or instruments that
may be necessary or desirable in connection with or in furtherance of any of the
foregoing, including Form ID, or any amendments thereto, and any other documents
necessary or appropriate to obtain codes and passwords enabling the undersigned
to make electronic filings with the SEC of reports required pursuant to Section
16(a) of the 34 Act or any rule or regulation of the SEC, such power and
authority to extend to any form or forms adopted by the SEC in lieu of or in
addition to any of the foregoing and to include full power and authority to sign
the undersigned's name in his individual capacity or otherwise, hereby ratifying
and confirming all that said attorneys and agents, or any of them, shall do or
cause to be done by virtue thereof.

This authorization shall supersede all prior authorizations to act for the
undersigned with respect to securities of the Company in such matters, which
prior authorizations are hereby revoked, and shall remain in effect until the
undersigned is no longer required to file Form 3, 4 or 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company
unless earlier revoked, by the undersigned in a signed writing delivered to the
foregoing attorneys in fact.

IN WITNESS WHEREOF, I have hereunto set my hand this 17th day of March 2014.


/s/ Patrick K. Decker