MAGNITUDE 5.5 SOUTH OF TONGA

https://www.emsc-csem.org/Earthquake/earthquake.php?id=1117972

Subject to change

Depth: 10 km

Distances: 449 km S of Nuku‘alofa, Tonga / pop: 22,400 / local time: 20:03:34.9 2022-04-14

429 km S of ‘Ohonua, Tonga / pop: 1,200 / local time: 20:03:34.9 2022-04-14

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GEOMAGNETIC STORM IN PROGRESS – Kp Index is at level 6

***ALERT***

Courtesy of NOAA – Space Weather Prediction Center
GEOMAGNETIC STORM IN PROGRESS

Kp Index is at level 6
Scale of G2
Moderate

Power systems: high-latitude power systems may experience voltage alarms, long-duration storms may cause transformer damage.
Spacecraft operations: corrective actions to orientation may be required by ground control; possible changes in drag affect orbit predictions.
Other systems: HF radio propagation can fade at higher latitudes

GEOMAGNETIC STORM IN PROGRESS – Kp Index is at level 5

***ALERT***

Courtesy of NOAA – Space Weather Prediction Center

GEOMAGNETIC STORM IN PROGRESS

Kp Index is at level 5
Scale of G1
Minor

Power systems: weak power grid fluctuations can occur.
Spacecraft operations: minor impact on satellite operations possible.
Other systems: migratory animals are affected at this and higher levels