Wilmington, DE, Oct. 14, 2003 - - Hercules Incorporated (NYSE: HPC) today announced that it intends to release its third quarter 2003 earnings, before trading begins on the New York Stock Exchange, on Thursday, October 30, 2003.  The earnings news release will be available on the Company's website, www.herc.com, shortly after its release.

Also, the Company will convene a teleconference for shareholders and analysts on October 30th, at 9 AM EST.  To participate in the conference call, dial 973-582-2749, 10 to 15 minutes prior to the call time.

A replay of the teleconference will be available continuously beginning 12:30 PM on October 30th through November 6th by dialing 973-341-3080.  The replay teleconference PIN is 4247851.

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