ECOLAB INC. — Director's Dealing 2004

May 11, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC (ECL)
CIK: 0000031462
Period of Report: 2004-05-07

Reporting Person: GRUNDHOFER JERRY A (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-05-07	Director Stock Option (Right to Buy)	$29.29	A	6700	Acquired	2014-05-07	Common Stock (6700)	Direct