Loudoun Stormwater BMPs

The stormwater BMP data is comprised of points (dry ponds, wet ponds, underground detention, etc.). These points identify the general location of BMPs within Loudoun...雨水最佳管理实践（Stormwater Best Management Practices，下文简称BMP）数据集由多种类型的点位构成，涵盖干式滞留塘、湿式滞留塘、地下滞留设施等类别。这些点位用于标识劳登（Loudoun）辖区内各类BMP设施的大致位置。