Toronto, Canada, June 30, 2005 ... Breakwater Resources Ltd. (TSX: BWR) announced

today that its requirement to replace the Letters of Credit pursuant to the Share Purchase

Agreement with Boliden Limited relating to the purchase of Boliden Westmin (Canada)

Ltd. and its Myra Falls Operations has been extended from the end of June to the end of

August 2005. Breakwater is now committed to releasing Boliden Ltd. from these

obligations by the end of August 2005.

Breakwater is a mineral resource company engaged in the acquisition, exploration,

development and mining of base metal and precious metal deposits in the Americas and

North Africa. Breakwater has four producing zinc mines: the Myra Falls mine in British

Columbia, Canada; the Bougrine mine in Tunisia; the El Mochito mine in Honduras; and

the El Toqui mine in Chile. The Company also owns the Langlois mine in Canada, and is

currently reviewing options for the reopening of the mine.

For further information please contact:

Garth A.C. MacRae

Chairman

 (416) 363-4798 Ext. 231

William M. Heath

Vice President, Administration

(416) 363-4798 Ext. 267