draining from Vatnajökull regions affected by the unrest is normal for this
time of the year. At the Upptyppingar hydrometric station on Jökulsá á Fjöllum, discharge has
averaged 180 m3/s in recent days and conductivity is close to 180 uS/
cm. A sensor in
Rjúpnabrekkukvísl (Skjálfandafljót water divide, NW part of Bárðarbunga) shows 60 uS/
cm today
and Köldukvísl (receiving meltwater from W-Bárðarbunga
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