ECOLAB INC. — Director's Dealing 2013

May 10, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC (ECL)
CIK: 0000031462
Period of Report: 2013-05-08

Reporting Person: LEVIN JERRY W (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-08	Common Stock	S	10000	$86.8753	Disposed	34123.19	Direct
2013-05-10	Common Stock	S	2500	$87.15	Disposed	31623.19	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $86.75 to $87.00. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.