report_year int64 | source_document string | finding_type string | baseline_cost_usd_m float64 | actual_or_revised_cost_usd_m float64 | variance_pct float64 | description string |
|---|---|---|---|---|---|---|
1,994 | GAO T-NSIAD-94-167 (Doc 1) | lifecycle_cost_projection | null | 13,100 | null | Projected total lifecycle cost at program inception: $13.1 billion |
1,994 | GAO T-NSIAD-94-167 (Doc 1) | ioc_timeline | null | null | null | Initial Operational Capability projected at 12 years from program start (c. 2006) |
1,994 | GAO NSIAD-94-107BR (Doc 2) | flight_test_cost | 2 | 20 | 900 | One flight test estimated at $2M actually cost more than $20M (>900% overrun) |
1,994 | GAO NSIAD-94-107BR (Doc 2) | unit_cost | null | null | null | Unit cost estimates already rising from original baseline by 1994 |
1,994 | GAO NSIAD-94-107BR (Doc 2) | test_series_cost | null | null | null | Full flight test series costs substantially exceeded Congressional budget projections |
2,007 | GAO-07-387 (Doc 7) | program_restructure | null | null | null | Program restructured multiple times 1994–2007; each restructure reset cost baseline |
2,007 | GAO-07-387 (Doc 7) | acquisition_cost | null | null | null | Acquisition cost growth documented across EMD, LRIP, and full-rate production phases |
2,007 | GAO-07-387 (Doc 7) | open_recommendations | null | null | null | Multiple unresolved recommendations from earlier GAO reviews still pending |
2,007 | GAO-07-387 (Doc 7) | test_adequacy | null | null | null | GAO flagged insufficient operational testing before full-rate production decision |
2,022 | GAO-22-104344 (Doc 8) | open_recommendations | null | null | null | 61 GAO recommendations to DoD on THAAD unaddressed as of 2022 |
2,022 | GAO-22-104344 (Doc 8) | cost_growth_cumulative | null | null | null | Cumulative cost growth from original 1994 baseline documented across all phases |
2,022 | GAO-22-104344 (Doc 8) | interceptor_unit_cost | null | null | null | Per-interceptor cost significantly higher than original program estimates |
2,022 | GAO-22-104344 (Doc 8) | software_deficiencies | null | null | null | Software reliability and testing gaps identified; open action items as of 2022 |
2,022 | GAO-22-104344 (Doc 8) | schedule_slip | null | null | null | Multiple schedule slips documented; IOC achieved 2008 vs projected 2006 |
2,025 | GAO-25-108187 (Doc 9) | current_program_cost | null | null | null | Most recent GAO assessment of program cost status; ongoing cost growth trajectory |
2,025 | GAO-25-108187 (Doc 9) | production_rate | null | null | null | Production rate constraints limit interceptor inventory replenishment speed |
2,025 | GAO-25-108187 (Doc 9) | supply_chain_risk | null | null | null | Single-source suppliers for critical components identified as risk factor |
2,025 | GAO-25-108187 (Doc 9) | open_recommendations | null | null | null | Subset of 61 prior recommendations still unresolved at 2025 review |
2,026 | CRS IF12645 v15 (Doc 6) | emergency_supplemental | null | 3,100 | null | $3.1B emergency supplemental appropriated post-Epic Fury to replenish inventory |
2,026 | Lead IG OIR Q2 FY2026 (Doc 13) | operational_cost | null | null | null | Operational costs during Epic Fury engagement documented in Q2 FY2026 IG report |
THAAD Program Cost Findings (GAO)
Cost estimation, baseline vs. actual costs, and variances from four decades of GAO oversight of the THAAD program.
Source Book
THAAD: The Complete Documentary Record (ISBN 9798259506107)
Nimble Ultra Documentary Edition — 13 primary-source U.S. government documents, 1994–2026.
BigFiveKiller.online catalog page
Schema
| Column | Description |
|---|---|
report_year |
— |
source_document |
— |
finding_type |
— |
baseline_cost_usd_m |
— |
actual_or_revised_cost_usd_m |
— |
variance_pct |
— |
description |
— |
Example LLM Queries
- How much did THAAD cost compared to original estimates?
- How many GAO recommendations on THAAD are still unaddressed?
- What is the most recent GAO finding on THAAD cost growth?
Data License
All source documents are works of the United States Government (17 U.S.C. § 105) and are in the public domain.
Auto-created by Nimble Books DiD pipeline — see wfzimmerman/ namespace for related datasets.
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