CPW Burrowing Owl ECMC SB181 Shapefile Download

Updated December, 2025 ACTIVE NEST: A 0.5 mile buffer zone around active Burrowing Owl nests in Colorado. An active nest is defined as a nest that has been reported as occupied in the past five years. TL ‐ No permitted or authorized surface disturbing activities within 656 feet (200 meters) of burrowing owl nest during the nesting season (March 15 ‐ August 31). CPW recommends 0.25‐mile (400 meters) for large industrial disturbances (drill rig, building a residential development, etc.). CSU/SSR ‐ Pre‐construction surveys may be required.2025年12月更新 活动巢穴（ACTIVE NEST）：指科罗拉多州境内穴居猫头鹰（Burrowing Owl）活动巢穴周边0.5英里的缓冲区域。活动巢穴的定义为：近五年内有被记录为占用状态的巢穴。 TL：在繁殖季（3月15日至8月31日）期间，穴居猫头鹰巢穴周边656英尺（200米）范围内，禁止任何经许可或获批的地表扰动活动。 科罗拉多公园与野生动物部（CPW）建议，针对大型工业扰动作业（如钻机作业、住宅开发建设等），缓冲区域应设置为0.25英里（400米）。 科罗拉多州立大学/专项研究组（CSU/SSR）：可能需要开展施工前勘测。