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Event status: uncertain, preliminary [?]

Reported quake or seismic-like event: 6.3 mi southwest of Menlo Park, Middlesex County, New Jersey, USA, Friday, Sep 3, 2021 at 2:02 am (GMT -4) -

Reported quake or seismic-like event: 6.3 mi southwest of Menlo Park, Middlesex County, New Jersey, USA, Friday, Sep 3, 2021 at 2:02 am (GMT -4) Reported quake or seismic-like event: 6.3 mi southwest of Menlo Park, Middlesex County, New Jersey, USA, Friday, Sep 3, 2021 at 2:02 am (GMT -4)
3 Sep 06:07 UTC: First to report: VolcanoDiscovery after 6 minutes.

Earthquake details

Date & timeSep 3, 2021 06:02:04 UTC -
Local time at epicenterFriday, Sep 3, 2021 at 2:02 am (GMT -4)
Statusuncertain, preliminary
Magnitudeunknown
Depth10.0 km
Epicenter latitude / longitude40.45021°N / 74.49046°W (Middlesex, New Jersey, United States)
Antipode40.45°S / 105.51°E
Shaking intensityVery weak shaking
Felt7 reports
Primary data sourceVolcanoDiscovery (User-reported shaking)
Nearby towns and cities2 km (1 mi) ESE of Six Mile Run Village (pop: 3,180) | Show on map | Quakes nearby
5 km (3 mi) S of Somerset (pop: 22,100) | Show on map | Quakes nearby
7 km (4 mi) WNW of East Brunswick (pop: 48,500) | Show on map | Quakes nearby
9 km (6 mi) SW of Piscataway (pop: 56,000) | Show on map | Quakes nearby
10 km (6 mi) SW of Menlo Park (pop: 102,500) | Show on map | Quakes nearby
12 km (7 mi) ESE of Hillsborough (pop: 38,300) | Show on map | Quakes nearby
32 km (20 mi) WSW of Staten Island (New York) (pop: 468,700) | Show on map | Quakes nearby
34 km (21 mi) NE of Trenton (pop: 84,200) | Show on map | Quakes nearby
278 km (173 mi) NE of Washington (District of Columbia) (pop: 601,700) | Show on map | Quakes nearby
Weather at epicenter at time of quakeClear Sky 14.3°C (58 F), humidity: 88%, wind: 3 m/s (5 kts) from NW
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Seismograms

Seismic station: Fordham University, The Bronx, NYC (FOR/LD network) | Distance from quake: 68 km / 43 mi | Show on map | Station Info
Seismic station Fordham University, The Bronx, NYC: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (7)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Somerset, New Jersey (4.9 km NNW of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s : Loud noise and a shake as if something shook or jumped on the roof. Location Somerset NJ 08873  
Six Mile Run Village, Somerset, New Jersey (0 km WNW of epicenter) [Map] / Weak shaking (MMI III) / very short
MONROE TOWNSHIP, NJ 08831 / Weak shaking (MMI III) / vertical swinging (up and down) / 1-2 minutes : A low boom and my condo wobbled a little and the lights, in my Complex went out and then came back on.  
Camden, NJ / Very weak shaking (MMI II) / horizontal (sideways) swinging
Princeton / Very weak shaking (MMI II) / single lateral shake / 2-5 s
JAMESBURG,NJ / Weak shaking (MMI III) / single lateral shake / very short
102 Washington street, Rockyhill nj / Very weak shaking (MMI II) / very short : Loud bang and a shake  

Earlier earthquakes in the same area

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