Aegean Intelligence Group
THE INTELLIGENCE PORTAL / SERIESSER-MAR-TAIWAN · OPEN DATA · 2026
SeriesSER-MAR-TAIWANSupply Chain & LogisticsCreated 2019-01-01Updated 2026-09-06IMF PortWatch (T4)Standard: AEGEAN-OS v1.3
SERIES · SUPPLY CHAIN & LOGISTICS

Taiwan

Daily vessel transits through Taiwan, counted by IMF PortWatch from AIS positions and collected every morning by the firm's Dashboard pipeline.

Reading and history

The latest value with its seven- and thirty-day change, the full history on file, and the last thirty observations as a table.
260transits/day · 2026-09-06
-58 (-18.2%)Change over seven days · from 2026-08-30
+55 (+26.8%)Change over thirty days · from 2026-08-07
1,709 against 1,577Seven-day transits against baselineGREEN

The Dashboard says: East Asia corridor. 108% of pre-war reference flow; 105% of the trailing mean. Below 85 percent of baseline is amber, below 70 percent is red.

Taiwan, transits/day, 1 September 2025 to 6 September 2026Taiwan in transits/day from 1 September 2025 to 6 September 2026, 365 observations. Last value 260 on 6 September 2026, up from 258 at the start of the window. Baseline 225.3 drawn dashed.01002003004002025-09-012025-12-012026-03-022026-06-022026-09-06BASELINE, DAILY 225.3TRANSITS/DAY
365 OBSERVATIONS · 2025-09-01 TO 2026-09-06 · LAST 365 OF 2800IMF PORTWATCH (T4) · DAILY VALUES
The last 30 observations as a table
Datetransits/day
2026-09-06260
2026-09-05230
2026-09-04256
2026-09-03230
2026-09-02215
2026-09-01263
2026-08-31255
2026-08-30318
2026-08-29273
2026-08-28229
2026-08-2767
2026-08-26122
2026-08-25201
2026-08-24241
2026-08-23225
2026-08-22238
2026-08-21265
2026-08-20255
2026-08-19248
2026-08-18218
2026-08-17207
2026-08-16253
2026-08-15234
2026-08-14263
2026-08-13287
2026-08-12292
2026-08-11199
2026-08-10366
2026-08-09233
2026-08-0835

About this series

Where the readings come from, how the source is graded, how often it updates, and what to bear in mind.
SourceIMF PortWatch
On the Dashboard: Maritime tab
TierT4
Cadence and lagAppended daily by the collectors; PortWatch itself publishes with a lag of several days.
CaveatsCounts are PortWatch's AIS-derived estimates. Gaps in the series are gaps in the upstream data and are not filled. Baselines and status colours on the Dashboard are the firm's derivation and are not in this file.

Download and cite

The package this series ships in, its checksum, and the citation line.
Packagemaritime-chokepoints · version 2026-09-12
Filesdata.csv · datasheet
SHA-256 of data.csve6bba9dcddf3a4c9a48b1eb25a9172229494835858d4e00b0c178fc62b0aaf53
Aegean Intelligence Group, "Maritime chokepoint transits", series Taiwan (SER-MAR-TAIWAN), open data package maritime-chokepoints, version 2026-09-12, aegeanintel.com/data/series/taiwan/. Free to use with attribution; no warranty.

Claims that resolve against this series

Forward claims on the ledger whose outcome is read from these values.

No claim on the ledger resolves against this series yet.

Connected objects
Dataset (1)
Desk (1)
Claims that reference this series (0)

No claim on the ledger resolves against this series yet.

Dashboard tab