Public Notice Glacier Northwest, Inc. dba CalPortland, 3450 S 344th Way Ste. 201, Federal Way, Washington, is seeking to modify coverage under the Washing State Department of Ecology's Sand and Gravel General Permit. The facility, known as Pioneer Aggregates, is located at 4301 Pioneer Avenue in DuPont in Pierce County. Activities at the facility may include any of the activities allowed under the Sand and Gravel General Permit (sand and gravel operations, rock quarrying, similar mining operations, stockpiling of mined materials, concrete batch plant operations, and/or hot mix asphalt operations) and are currently operating under Sand and Gravel Permit Number WAG501178. This facility will discharge process water and/or stormwater to groundwater. Ecology developed the Sand and Gravel General Permit with the expectation that sites covered under this permit will meet water quality standards including antidegradation requirements under WAC 173-201A-320. Any person desiring to present their views to the Department of Ecology regarding this application may do so in writing within thirty days of the last publication date of this notice. Comments shall be submitted to the Department of Ecology. Any person interested in the department's action on this application may notify the department of their interest within thirty days of the last date of publication of this notice. Comments can be submitted to: Attn: WQ Sand & Gravel Permit Coordinator Washington State Department of Ecology Southwest Regional Office 300 Desmond Drive PO Box 47775 Olympia, WA 98504-7775 IPL0265633 Aug 24,Sep 1 2025