CEQA Rail Screening Tool - PM2.5

This dataset (raster file (.tif), PM2.5 Concentration, micrograms/cubic meter) provides the basis for the CEQA Rail Screening Tool and is designed to assist project sponsors in conducting cumulative cancer risk and hazard analyses as part of their California Environmental Quality Act (CEQA) environmental review for proposed land use projects.

Please see attached README for additional details and disclaimer. Please review this document in detail before using the dataset.

本数据集（栅格文件（.tif），PM2.5浓度，单位：微克/立方米）构成了CEQA铁路筛查工具的基础，旨在协助项目资助方在其加州环境质量法案（CEQA）的环境审查过程中，对拟议的土地利用项目进行累积致癌风险与危害分析。请参阅所附的README文件以获取更多详细信息及免责声明。在使用数据集前，请仔细查阅该文件。