SCP-7939 — SCP-7939 | Cost Breakdown

Read on SCP Wiki ↗

SCP-7939 Unknown ? low confidence

SCP-7939

Expected annual

$11.0M

One-time setup

$20.3M

Annual recurring

$10.9M

Personnel

Initial one-time establishment costs are substantial (about $12.7M) driven by robots, regional team vehicles/equipment, hardening/stockpiles and seed reserves; ongoing annual operating costs are dominated by personnel (regional rapid-response teams and enforcement) at approximately $10.2M/year, with per-incident costs potentially adding hundreds of thousands to millions.

🏗️ One-Time Capital Costs Total: $20.3M

Equipment $5.7M

[#2, #4, #5, #6, #7, #8, #13, #19, #21, #24] Robots and spares, regional vehicles/equipment, toilet-monitoring hardware (per-site totals), sound sensor arrays, portable lockout kit vehicles, PPE issue, mass-communication development, comms-jamming tech, containment crates, and retrofit capex.

Robots And Spares $2.6M

[#7] Quiet reconnaissance/manipulation robots (modified EOD robots) and spares/accessories (assumed ~7 units).

Insurance Seed Reserve $2.0M

[#20] Seed reserve fund for catastrophic/uncertain exposure (internal contingency fund).

Contingency Surge Fund Seed $2.0M

[#25] Seed for a surge-capacity contingency fund for multiple/concurrent manifestations.

Facilities $1.6M

[#9, #13] One-time purchase and pre-staging of regional blast-hardening stockpiles and modest vault/secure-storage physical modifications.

Blast Hardening Stockpile $1.4M

[#9] Full regional stockpiles of blast blankets, shoring and temporary hardening equipment (pre-staged for teams).

Initial Research And Lab Setup $1.3M

[#12, #19, #23] Forensic/lab equipment amortization share, toilet-retrofit R&D setup, and initial research program lab/setup costs.

Regional Vehicles Equipment $1.1M

[#6] One-time vehicles and specialized equipment per regional rapid-response team (assumed 7 teams).

Research Program Setup $1.0M

[#23] Initial multi-disciplinary R&D program start-up (equipment, secrecy costs, field-trial setup).

Toilet Retrofit Capex $500K

[#19] Targeted retrofit/replacement capex for selected toilets/sites to trial non-triggering hardware.

Ppe Issue For Teams $252K

[#24] Initial issue of blast-rated PPE kits for regional teams and spares (6-person teams × 7 teams).

Forensic Equipment Amortization $200K

[#12] Initial equipment amortization share for mass spectrometry, SEM/TEM, isotope analysis, etc.

Containment Crates $150K

[#13] Custom shockproof/shielded containment crates (assumed multiple units for regional storage/transport).

Toilet Retrofit R And D $125K

[#19] Exploratory R&D into non-triggering toilet designs and prototype testing.

Comms Jamming Tech $100K

[#21] Technical solutions and legal clearance procurement for suppressing audible alerts in incident zones.

Mass Communication Development $75K

[#5] Development and deployment of silent mass SMS/push/vibration system and civilian-facing integration.

Sound Sensor Arrays $70K

[#8] Per-incident/per-site calibrated acoustic sensor arrays deployed with teams/sites.

Per Site Drill Training $50K

[#1] Initial on-site silent evacuation drill sessions (~$5k/session assumed for 10 covered sites).

Portable Toilet Lockout Kits Vehicles $49K

[#4] Vehicles stocked with ~20 portable toilet-lockout kits per vehicle for regional teams (median vehicle stocking cost).

Monitoring Audit It Dev $35K

[#18] One-time IT development for toilet-use monitoring, audit scripts, and logging integration.

Policy Writing And Rollout $25K

[#1] Initial drafting and organizational rollout of silent-evacuation SOPs and guidance.

Hr Policy Rollout $10K

[#22] HR policy rollout costs for psychological screening and employee reassignment procedure establishment.

🔄 Annual Recurring Costs Total: $10.9M/yr

Staff Wages $7.8M/yr

[#3, #6, #12, #16, #18, #23] Salaries+benefits for regional rapid-response teams, enforcement/compliance staff, forensic researchers, mortuary/handling staff, audit personnel and core research personnel.

Research And Monitoring $500K/yr

[#23] Core annual running costs for R&D into trigger mechanics and suppression technologies (staff + lab operations exclusive of forensic line items).

Research Program Running $500K/yr

[#23] Annual running costs for the dedicated multi-year research program into trigger mechanics (staff, field trials, labs).

Regional Team Vehicle Ops $350K/yr

[#6] Annual vehicle operations, fuel, and per-team operational expenses ($50k/team × 7 teams).

Property Damage Compensation $200K/yr

[#11] Average annual budget for property repair/replacement and compensation (varies widely by incident scale).

Insurance Replenishment $200K/yr

[#20] Annual replenishment to internal contingency/insurance reserve.

Surge Retainer $200K/yr

[#25] Annual standby retainer for contractors and surge capacity; also used to replenish surge fund as needed.

Cover Story And Legal $150K/yr

[#14] Legal/PR retainer and baseline cover-story management costs.

Cleanup And Demolition $150K/yr

[#15] Average annual baseline for hazardous-site cleanup, demolition and debris disposal.

Robot Maintenance And Ops $140K/yr

[#7] Annual maintenance/ops for remote inspection/manipulation robots (~$20k/unit × 7).

Facilities Maintenance $115K/yr

[#9, #13] Ongoing maintenance, minor repairs, vault rental support and replenishment of hardening stockpiles.

Forensic Analysis And Labs $100K/yr

[#12] Per-sample and ongoing specialized lab analyses averaged annually (in addition to staff wages).

Hr Reassignment Contingency $100K/yr

[#22] Annual contingency for reassignment/hiring/productivity impacts due to screening and role changes.

Toilet Monitoring Maintenance $80K/yr

[#2] Annual IT/maintenance costs for toilet-use sensors, secure logging and integration (approx. 10% of capital).

Medical Emergency And Trauma $75K/yr

[#10] Expected baseline annual medical/emergency response costs (ambulance, ER, follow-up) averaged over time.

Supplies And Consumables $50K/yr

[#4, #24] Consumables replacement (portable kit consumables, general PPE consumables and small consumables).

Temporary Housing And Replacement $50K/yr

[#17] Short-term housing and household-item replacement averaged annually.

Blast Hardening Replacement $35K/yr

[#9] Replacement/consumables after uses for blast blankets, shoring and sandbags.

Secure Storage Vault Rental $30K/yr

[#13] Annual allocation for secure anomalous-sample storage space.

Logistics And Transport $22K/yr

[]

Toilet Retrofit Maintenance $20K/yr

[#19] Ongoing maintenance for retrofitted non-triggering hardware and small follow-up R&D.

Ppe Replacement $20K/yr

[#24] Annual replacement/consumables for PPE issued to response teams.

Silent Evacuation Refresher Training $15K/yr

[#1] Annual refresher training for silent evacuation (~$1,500/site × 10 sites assumed).

Silent Mass Communication Service Fees $15K/yr

[#5] Annual service/notification fees for mass silent-alert system.

Mortuary And Disposition $10K/yr

[#16] Baseline per-year costs for mortuary disposition and discreet burial/records maintenance (excludes staff wages already in staff_wages).

Portable Lockout Consumables $5K/yr

[#4] Consumables and replacement parts per-year for portable toilet-lockout kits.

Sound Sensor Maintenance $4K/yr

[#8] Ongoing maintenance/calibration for acoustic sensor arrays.

Comms Jamming Deployment $2K/yr

[#21] Per-deployment consumables/fees averaged annually for communications suppression deployments.

⚡ Cost Scenarios

📊 Baseline (baseline) $10.9M/yr

70.0% probability / year

Normal uneventful year with routine operations, monitoring, training and no major incidents beyond minor repairs and one-off consumables.

no_detonations_or_minor_maintenance regular_training_and_research

🚨 Minor Incident $10.6M/yr

25.0% probability / year +$-287500 vs baseline

Single localized SCP-7939-A detonation (single residence or small site) requiring medical response, cleanup, forensic analysis and limited compensation.

single_residence_detonation limited_property_damage medical_casualties_few

🚨 Major Breach $14.2M/yr

5.0% probability / year +$3.3M vs baseline

Large or multiple concurrent SCP-7939-A detonations causing multi-structure damage requiring major compensation, mass medical response, extensive cleanup and PR/legal operations.

multiple_concurrent_manifestations urban_structure_destruction mass_casualties

👥 Personnel 70 total

Role	Count	Notes
Security Officer / MTF Agent	21	[#6, #3] 3 per regional team × 7 teams; primary responders for perimeter security and silent evacuation enforcement.
Medical Officer	7	[#6, #10] One medic per regional team for immediate triage/response; additional hospital costs are budgeted separately.
EOD Technician	7	[#6, #9] One EOD tech per team to handle lockouts, shoring and blast mitigation procedures.
Communications Specialist	7	[#5, #6] One per team to manage silent mass-communication and liaison with cover-story operations.
Enforcement / Compliance Officer	10	[#3, #18] Staff to monitor toilet-use alerts, manage exemptions and perform audits across sites.
Research Scientist	4	[#23, #12] Small research program staff focused on trigger mechanics and suppression technologies.
Forensic Researcher / Lab Technician	3	[#12] Staff for specialized analysis of remains and anomalous material.
Engineer / Maintenance	3	[#7, #8] Maintain robots, sensors, vehicles and equipment.
Administrative Staff	5	[#14, #20] Administrative, legal liaison and finance support for cover-story and reserve management.
Mortuary Staff / Records	1	[#16] Discreet disposition, mortuary handling and record maintenance (supplemented by contractors as needed).
Audit / IT Specialist	2	[#18] Maintain toilet-use logging, audits, privacy safeguards and integration with personnel ID systems.

📋 Confidence Notes

Estimates rely on broad assumptions about site coverage, team counts (assumed 7 regional teams), incident frequency, and midpoints of wide cost ranges provided; SCP unpredictability and per-incident variance make these figures uncertain.

← SCP-7938 ↑ All SCPs SCP-7940 →