OF APPLICATION & OPTIONAL MITIGATED DETERMINATION OF NON-SIGNIFICANCE (MDNS) HAS BEEN ISSUED TODAY SUBJECT TO THE 14 DAY COMMENT PERIOD CONCLUDING ON SEPTEMBER 2, 2025. File: SEPA2025-00043 Project Description: The project involves the decommissioning and removal of three Underground Storage Tanks (USTs) and the removal of associated fuel dispensers and product lines situated to the north of the USTs. An estimated 4,400 cubic yards of petroleum-contaminated soil will be excavated from the vicinity of the USTs and from the area impacted by the petroleum hydrocarbon release, which extends in a westerly and southwesterly direction for the USTs. The remedial excavation area is estimated to extend approximately 70 to 90 feet NW to SE and approximately 200 feet NE to WS. Excavation will extend to depths between 10 and 15 feet below ground surface. Petroleum-contaminated soil will be transported offsite for disposal at a Subtitle D landfill. The excavation area will be backfilled with imported fill material, and the surface will be restored with concrete or asphalt. Contaminated groundwater and stormwater will come in contact with contaminated media during excavation will be pumped to a ground-level storage facility, where it will be treated and tested prior to discharge to the on-Property stormwater system. Proponent: Whatcom County Public Works, Contact: Brett Piepel Address and Parcel #: 901 West Smith Road / 390234416391000 Lead Agency: Whatcom County Planning & Development Services Zoning: Rural (R5A) Comp Plan: Rural Shoreline Jurisdiction: N/A ANY PERSON OR AGENCY MAY APPEAL THE COUNTY'S COMPLIANCE WITH WAC 197-11 BY FILING AN APPEAL WITH THE WHATCOM COUNTY CURRENT PLANNING DIVISION LOCATED AT 5280 NORTHWEST DRIVE, BELLINGHAM, WA 98226. APPEALS MUST BE MADE WITHIN 10 DAYS AFTER THE END OF THE COMMENT PERIOD. IPL0264537 Aug 17 2025