Kharg Island's onshore crude storage crossed 92 percent utilization at the 0800 GMT Thursday read, per Kpler tanker-tracking data circulated on the energy desks [1]. That is up from 84 percent Monday and 78 percent the morning of Bessent's Economic Fury X post. The blockade is working not as a naval siege but as an inventory siege. No tanker has loaded at Kharg in 72 hours. Shut-ins at the wellhead — the political threshold Treasury has been calling "fury" — are now a function of storage, not diplomacy.

Iranian production of roughly 3.3 million barrels per day is being absorbed by the last tenths of a tank [2]. Vortexa's parallel series runs about a point and a half higher than Kpler's; analysts on both sides agree storage is effectively full within the week. NIOC has the option to cut rates in the Ahvaz and Marun fields — politically costly, technically reversible — or to start flaring, which is politically costlier and environmentally visible from space.

The paper files this as a brief because the numbers do the talking. Treasury's SB-0465 OFAC package Tuesday gave the pressure doctrine its paper trail [3]. Kharg's tank farms are now writing the trail into physical space. If a shut-in comes this week, the war's economic architecture will have moved from rhetoric to tangible barrel-count, and the next phase of the ceasefire negotiation — if one happens — will run through a production curve, not a communique. Samuel Crane will watch for the NIOC rate cut before it reaches wire.

-- SAMUEL CRANE, Washington