A magnitude 6.0 earthquake struck 33 km SSW of Honchō, Japan at a depth of about 43 km, reported by the USGS. Earthquakes of this size can cause significant damage to vulnerable structures near the epicenter.
What this means for you
Most space weather passes without anyone noticing – but events like this are exactly why we watch the data. If conditions escalate, the first things affected are GPS accuracy, shortwave radio and, in severe cases, power grids. Now is a good moment to make sure your devices are charged and you know where your backup light sources are.
We track this in real time on our Space Weather Command Center – live storm levels, aurora maps and official NOAA alerts, explained in plain English.
Detected automatically from NOAA Space Weather Prediction Center data, August 23, 2026 at 14:15 UTC.
Source: USGS
Related Reading
- Earthquake Survival: Precautions, Kit & Early Warning in 2026
- Analyzing Low-Radiation Nuclear Explosions: Tactical Assessments and Survival Strategies
Sky & Solar Conditions at the Time
Moon: Waxing Gibbous (81% illuminated), in Capricorn.
Notable planetary angles: Moon opposite Mars (179°), Venus opposite Saturn (178°), Jupiter trine Saturn (118°).
Concurrent space weather: planetary Kp index 2.0; strongest recent solar flare: nothing notable.
This is a factual snapshot, not a claim of cause and effect – researchers are divided on whether lunar, planetary or solar factors influence seismic or weather activity. It’s included so readers can track the pattern for themselves over time.
Earthquakes Within ~400 km, Past 30 Days
For context, here is other recent seismic activity in the surrounding region (M2.5+, via USGS):
| Date & Time (UTC) | Magnitude | Location |
|---|---|---|
| 2026-08-14 13:42 UTC | M4.4 | 78 km E of Noda, Japan |
| 2026-08-11 21:45 UTC | M4.8 | 81 km SW of Urakawa, Japan |
| 2026-08-10 21:10 UTC | M4.2 | 91 km ENE of Hachinohe, Japan |
| 2026-08-09 17:13 UTC | M4.2 | 111 km E of Miyako, Japan |
| 2026-08-08 17:57 UTC | M5.5 | 47 km ENE of Noda, Japan |
| 2026-08-08 08:07 UTC | M4.2 | 14 km SSW of Imabetsu, Japan |
| 2026-08-08 06:59 UTC | M4.3 | 1 km NNW of Gojōnome, Japan |
| 2026-08-08 01:32 UTC | M4.2 | 69 km SSE of Kushiro, Japan |
| 2026-08-06 17:50 UTC | M4.6 | 148 km E of Miyako, Japan |
| 2026-08-06 17:43 UTC | M5.4 | 145 km E of Yamada, Japan |
| 2026-08-04 22:02 UTC | M4.1 | 41 km ENE of Noda, Japan |
| 2026-08-04 21:08 UTC | M4.4 | 62 km NE of Kuji, Japan |
| 2026-08-04 17:41 UTC | M4.2 | 64 km ENE of Noda, Japan |
| 2026-08-04 14:00 UTC | M4.6 | 79 km E of Onagawa Chō, Japan |
| 2026-08-04 08:06 UTC | M4.2 | 38 km ENE of Kuji, Japan |
| 2026-08-03 15:54 UTC | M4.5 | 122 km E of Miyako, Japan |
| 2026-08-03 14:39 UTC | M4.7 | 70 km SSE of Shikotan, Russia |
| 2026-08-02 20:02 UTC | M4.5 | 73 km SSE of Shikotan, Russia |
| 2026-08-02 14:49 UTC | M4.8 | 18 km NNE of Urakawa, Japan |
| 2026-08-02 00:45 UTC | M4.7 | 68 km E of Noda, Japan |
Emergency number for Japan: 110 (police) / 119 (fire & ambulance) (General guidance – always verify locally, as this can vary by region.)
