[#1, #9, #15, #16] Perimeter fencing/signage, testing-room construction/structural work, water-monitoring installation, and controlled-storage cabinet/locker costs (includes retrofit/installation).

[#3, #5, #7, #11, #19] CCTV/camera system and sensors installation, retrieval kit, ATV procurement, initial AV/SAN/NAS storage appliance, and one-time IT/audio-analysis setup costs.

[#26] Contingency fund for archival retrieval / expanded multi-site investigation if correlation with historical incidents is pursued.

[#17] One-time background checks and initial specialized handling training costs for Level 3 personnel.

[#2, #13] 24/7 perimeter security staffing (6 guards rotating + supervisor/backfill) and dedicated research personnel (1 FTE researcher + 1 FTE technician).

[#4, #10, #15, #16, #20, #24] Ongoing CCTV/sensor maintenance and bandwidth, testing-room power/HVAC/calibration, water-monitoring calibration, controlled-storage HVAC/allocation, replacement/upgrade depreciation budget for AV/sensors, and site/erosion/vegetation maintenance.

[#12, #14, #25] High-fidelity archival/cloud backups and storage costs, per-sample laboratory analyses budget, and archival/redaction/documentation staffing or service fees.

[#22] Annual rapid-response team callouts, drills, and readiness exercises for potential escalations.

[#18] Counseling, EAP, and occupational psychological screening costs for personnel exposed to anomalous auditory phenomena.

[#21] Annual cover-story maintenance, permitting, and occasional legal/PR overhead.

[#19] Recurring licenses/updates for audio analysis, automatic event detection, and CV detection software.

[#8] Vehicle/ATV operating costs (fuel, maintenance, insurance/registration).

[#6, #17] Retrieval consumables (replacement nets, gloves, sample bags, disinfectant) and annual PPE refresher/administrative overhead.

[#23] Controlled disposal, evidence disposition, and documentation costs for shell fragments and residues.