Quakedle
Puzzle #116 was 10 km NW of Hamakita, Japan.
Quakedle is an educational game. Event details and tsunami indicators must not be used for emergency decisions; follow official local authorities and current USGS notices.
USGS - Tectonic Plates of the Earth
How it scored
- Magnitude
- M5.5 - moderate class
- Magnitude type
- mww - W-phase moment magnitude
- Depth
- 38.1 km - shallow
- Region
- Japan
- Tsunami indicator
- USGS tsunami indicator not set
- Felt reports
- 57 DYFI reports
- PAGER alert
- green PAGER alert
- Tectonic plates
- Pacific Plate · Philippine Sea Plate · Eurasian Plate · North American Plate
- Tectonic context
- Japan sits at a complex set of subduction boundaries involving the Pacific and Philippine Sea plates and overriding continental plates.
Also on the record
- USGS reports magnitude M5.5. Which standard descriptive class contains it?
- Moderate (M5.0-5.9)
- The hypocentral depth is 38.1 km. Which depth band is it in?
- Shallow (less than 70 km)
- USGS locates the event at “10 km NW of Hamakita, Japan”. Which broad authored region matches?
- Japan
- What does the USGS tsunami indicator say for this event?
- No - USGS did not set the event’s tsunami indicator; that is not a forecast.
- USGS received 57 “Did You Feel It?” reports. Which band is that?
- A few reports (1-99)