Taiwan Strait Monitor
PLA air activity, ADIZ entries, median-line crossings and maritime presence
Official monthly historical series (Sep 2023–Aug 2025)
Source: Taiwan Ministry of National Defense, 2025 National Defense Report, chart on printed page 35. Vessel figures are rounded monthly averages.
Daily source register
| Date | Aircraft | ADIZ | Median line | PLAN | Other official | Confidence | Source |
|---|
Missing values are left blank, not treated as zero. December 2022 sample records are flagged for revalidation. Daily sample coverage is incomplete and non-consecutive. This dashboard does not yet ingest MND reports automatically.