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SCP-3893 Unknown ~ medium confidence
SCP-3893
Expected annual
$53.1M
One-time setup
$2.3B
Annual recurring
$46.1M
Personnel
200
Total one-time establishment and reserve costs are very large (~$2.29B) driven primarily by decommissioning/emergency reserves and heavy capital works (excavation, turbines, containment); recurring annual operations are ~ $46.1M/yr driven by staff wages, maintenance, research and security.
🏗️ One-Time Capital Costs Total: $2.3B
Emergency Response Reserve $1.0B
[#20] Large-scale emergency response/catastrophic breach contingency reserve.
Decommissioning Reserve $500.0M
[#19] Long-term decommissioning and containment termination reserve.
Equipment $424.0M
[#5, #6, #7, #9, #11, #16, #24, #26, #27] Turbogenerators and power conversion, backup generators/grounding hardware, cooling systems and heat exchangers, remote-handling and hot cells, radiation/environmental instrumentation, initial cybersecurity/hardened comms hardware, initial geotechnical instrumentation, spares/shop setup, and initial decontamination plant/equipment.
Facilities $326.0M
[#1, #3, #4, #8, #13, #14, #22, #23] Site acquisition, excavation/shaft work, containment shell and structural civil works, water supply infrastructure, initial site-security compound works, on-site medical facility, grid intertie construction and HVAC/air-handling installation.
Indigenous Consultation $20.0M
[#2] Upfront Indigenous consultation, cultural agreements and cover payments required for lawful/stable access and long-term agreements.
Initial Research And Lab Setup $10.5M
[#17, #18] Research lab buildout, high-containment instruments and baseline environmental studies/start-up sampling programs.
Transportation Infrastructure $7.0M
[#21] Road upgrades, helipad and initial fleet/heavy-lift access upgrades.
Public Relations And Legal $5.0M
[#28] Initial PR/misinformation management and legal defense fund startup costs.
🔄 Annual Recurring Costs Total: $46.1M/yr
Staff Wages $20.0M/yr
[#12] Payroll for ~150–250 on-site staff: operators, engineers, scientists, security, maintenance, medics, and administrative personnel.
Facilities Maintenance $12.3M/yr
[#13, #22, #23, #24, #27, #26, #8, #30, #16] Site security operations and rapid reaction force operating costs, grid and transmission O&M, HVAC energy/maintenance, periodic inspections/geotechnical monitoring, hazardous waste disposal contracts, spares/shop replenishment, water systems operations, miscellaneous site overhead (housing, utilities), and recurring cybersecurity/SCADA maintenance.
Research And Monitoring $8.2M/yr
[#17, #18, #11, #10, #9, #29] Ongoing scientific research budget, environmental monitoring, continuous radiation/environmental network operations, radioactive waste handling and monitoring, maintenance for remote-handling systems, and specialized training/exercises.
Cover Story And Legal $3.0M/yr
[#2, #28] Ongoing Indigenous/community payments, PR and legal defense budgets to manage public exposure and litigation risk.
Supplies And Consumables $1.6M/yr
[#15, #25, #14] PPE and dosimeters replacement, neutron/flux-control consumables and chemistry materials, and medical/decontamination consumables and monitoring.
Logistics And Transport $500K/yr
[#21] Fleet fuel, vehicle maintenance and transport logistics for remote site resupply and heavy-lift operations.
Backup Power Fuel $500K/yr
[#6] Recurring fuel and consumables for diesel/turbine backup and emergency energy storage operations.
⚡ Cost Scenarios
📊 Baseline (baseline) $46.1M/yr
91.5% probability / year
Normal operational year with no major incidents; scheduled maintenance, research, and routine operations only.
routine_operations scheduled_maintenance
🚨 Minor Incident $71.1M/yr
8.0% probability / year +$25.0M vs baseline
Localized flux surge or equipment failure requiring targeted emergency response, repairs, and temporary increased monitoring.
flux_surge localized_contamination equipment_failure
🚨 Catastrophic Breach $1.0B/yr
0.5% probability / year +$1.0B vs baseline
Major containment failure or sustained uncontrolled flux event requiring national-scale emergency response and long-term remediation.
uncontrolled_meltdown sustained_flux_event structural_containment_failure
👥 Personnel 200 total
Role Count Notes
Security Officer / MTF Agent 70 [#12] Armed perimeter and rapid response personnel, multiple shifts to maintain 24/7 security.
Research Scientist 30 [#12, #17] Scientists and radiological researchers performing study and monitoring duties.
Engineer / Maintenance 40 [#12, #5, #7] Mechanical, electrical and civil engineers responsible for turbines, cooling, and underground infrastructure maintenance.
Operator / Control Room Staff 30 [#12, #5] Turbogenerator and reactor control-room operators maintaining continuous power diversion and system monitoring.
Medical Officer 5 [#12, #14] On-site medical and occupational health staff for radiation triage and monitoring.
Administrative Staff 17 [#12, #30] HR, procurement, logistics and site administration supporting continuous operations.
IT / Cybersecurity Specialist 5 [#12, #16] Maintain hardened SCADA, communications and intrusion detection systems.
Site Director / Executive Staff 3 [#12] Senior management and compliance liaison staff.
📋 Confidence Notes
The analyst notes provide detailed line-item estimates and recurring assumptions, but major uncertainties remain (magnitude of reserve needs, behaviour of the anomalous power source, regulatory/legal costs and potential catastrophic remediation), so confidence is medium.
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