ECOLAB INC. — Director's Dealing 2006

May 16, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC (ECL)
CIK: 0000031462
Period of Report: 2006-05-12

Reporting Person: LEVIN JERRY W (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-05-12	Director Stock Option (Right to Buy)	$37.905	A	4800	Acquired	2016-05-12	Common Stock (4800)	Direct