The T1 cooling package was refilled to ~38cm and restarted. Shortly after restarting reservoir level dropped and settled to 37.8cm.

No visible leaks when viewed from the Meson Hall south walkway,level seems steady after ~1 hour of operation, water conductivity also returned to normal after a few minutes of flow.

All water PV green at EOD.

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UPDATE Feb 11:

At approximately 6.00pm yesterday, the water level in the expansion tank dropped to 36.4 cm, where it remained level overnight.

 All cooling system PVs stayed green overnight.

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UPDATE Feb 12:

Water level in the expansion tank remained level at 36.3 cm. Cooling package PVs all green.