Earthquake with magnitude of ML 2.2 on date 25-12-2021 and time 15:42:38 (UTC) in region Mar Ionio Settentrionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Mar Ionio Settentrionale (MARE), on

  • 25-12-2021 15:42:38 (UTC)
  • 25-12-2021 16:42:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8890, 16.6210 at 37 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
89 Km E of Reggio di Calabria (183035 inhabitants)
99 Km E of Messina (238439 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 2.2 2021-12-25
15:42:38
37.8888 16.6207 37 2022-03-30
13:04:25
Bollettino Sismico Italiano INGV 99278521
Reviewed
Rev100
ML 2.4 2021-12-25
15:42:38
37.6993 16.4917 10 2021-12-25
15:51:02
Sala Sismica INGV-Roma 98970181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-25 15:42:38 ± 0.35
Latitude 37.8888 ± 0.0153
Longitude 16.6207 ± 0.0239
Depth (km) 37 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99278521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2315
Semi-minor axis of confidence ellipse (meter) 1131
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 312
Circular confidence region, given by single value of horizontal uncertainty (meter) 2310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 226
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.90926
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 99278521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-01 13:33:16

ML:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations 5
Type of magnitude ML
Reference to an origin 98970181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-25 15:51:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.EHZ. 2021-12-25T15:44:45.15 3.0 undecidable manual P 19.389999 0
IV.FNVD.HHZ. 2021-12-25T15:44:44.95 3.0 undecidable manual P 15.74 0
IV.PTQR.HHZ. 2021-12-25T15:44:36.00 3.0 undecidable manual Sn -9.99 0
IV.ARCI.HHZ. 2021-12-25T15:44:30.38 3.0 undecidable manual Pg 17.940001 0
IV.IMOL.HNZ. 2021-12-25T15:44:24.22 3.0 positive manual Pn -4.04 0
IV.SNTG.HHZ. 2021-12-25T15:44:16.84 3.0 undecidable manual Pg 7.56 0
IV.CPGN.EHZ. 2021-12-25T15:44:15.33 3.0 undecidable manual Pn -3.45 0
IV.PTRJ.HHZ. 2021-12-25T15:44:13.88 3.0 undecidable manual Sn -9.99 0
IV.LATE.HHZ. 2021-12-25T15:44:06.79 3.0 negative manual Pn -1.03 0
IV.MCRV.HHZ. 2021-12-25T15:43:29.86 3.0 undecidable manual Pg 0.61 0
IV.ISPIC.EHZ. 2021-12-25T15:43:27.71 0.6 undecidable manual S 231 195.0603 54 0.03 43
IV.HMDC.HHZ. 2021-12-25T15:43:26.86 0.6 undecidable manual S 238 191.9634 54 -0.15 41
IV.HLNI.HHZ. 2021-12-25T15:43:20.97 0.6 undecidable manual S 249 164.9127 54 -0.21 47
IV.SSY.HHZ. 2021-12-25T15:43:18.71 0.3 undecidable manual S 240 158.4192 54 -1.07 47
IV.HAGA.HHZ. 2021-12-25T15:43:15.58 0.3 undecidable manual S 243 145.2435 54 -1.35 41
IV.SERS.HNN. 2021-12-25T15:43:12.67 0.6 undecidable manual S 3 127.3725 54 -0.42 49
IV.RAFF.HHZ. 2021-12-25T15:43:09.56 0.3 undecidable manual P 250 211.9323 54 0.69 61
IV.MSRU.HHE. 2021-12-25T15:43:09.03 0.6 undecidable manual S 294 105.7164 54 0.62 62
IV.ISPIC.EHZ. 2021-12-25T15:43:07.18 0.3 undecidable manual P 231 195.0603 54 0.4 71
IV.HMDC.HHZ. 2021-12-25T15:43:06.62 0.3 undecidable manual P 238 191.9634 54 0.23 70
IV.HVZN.HNZ. 2021-12-25T15:43:05.84 0.3 undecidable manual P 245 185.1702 54 0.29 74
IV.HLNI.HHZ. 2021-12-25T15:43:02.64 0.3 undecidable manual P 249 164.9127 54 -0.39 67
IV.SSY.HHZ. 2021-12-25T15:43:01.88 0.3 undecidable manual P 240 158.4192 54 -0.34 70
IV.HAGA.HHZ. 2021-12-25T15:43:00.19 0.3 undecidable manual P 243 145.2435 54 -0.38 72
MN.TIP.HHN. 2021-12-25T15:43:00.42 0.3 undecidable manual P 5 143.6451 54 0.04 85
IV.PLAC.HHE. 2021-12-25T15:42:58.80 0.6 undecidable manual S 346 64.1913 116 -0.62 63
IV.SERS.HNN. 2021-12-25T15:42:58.54 0.3 undecidable manual P 3 127.3725 54 0.18 90
IV.AIO.HHE. 2021-12-25T15:42:58.66 0.3 undecidable manual P 275 121.7892 54 1 80
IV.SOI.EHZ. 2021-12-25T15:42:56.65 0.6 undecidable manual S 293 53.6019 121 -0.28 70
IV.MSRU.HHE. 2021-12-25T15:42:55.66 1.0 undecidable manual P 294 105.7164 54 0.01 31
IV.PLAC.HHE. 2021-12-25T15:42:50.15 0.3 undecidable manual P 346 64.1913 116 -0.32 98
IV.SOI.EHZ. 2021-12-25T15:42:49.46 0.3 undecidable manual P 293 53.6019 121 0.44 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHN. ML:1.4 0.000043660485 0.6912 AML other m 2021-12-25T15:42:57.77
IV.SOI.EHE. ML:1.3 0.000036959885 0.4096 AML other m 2021-12-25T15:42:57.74
IV.SSY.HHE. ML:2.4 0.00012575848000000002 0.8832 AML other m 2021-12-25T15:43:17.93
IV.SSY.HNN. ML:2.3 0.00007835554 0.8064 AML other m 2021-12-25T15:43:18.65
IV.SSY.HHN. ML:2.6 0.00019167595 0.3456 AML other m 2021-12-25T15:43:23.33
IV.HMDC.HNN. ML:2.7 0.000159866445 0.7168 AML other m 2021-12-25T15:43:32.15
IV.HAGA.HHE. ML:1.9 0.0000423206 0.6912 AML other m 2021-12-25T15:43:34.69
IV.HMDC.HNE. ML:2.8 0.00017971009999999998 0.8448 AML other m 2021-12-25T15:43:35.88
IV.HAGA.HHN. ML:2.3 0.00009411585 1.2544 AML other m 2021-12-25T15:43:37.79
IV.HMDC.HHE. ML:2.3 0.00005901078 1.024 AML other m 2021-12-25T15:43:38.92
IV.HLNI.HHN. ML:2.0 0.000044914634999999994 1.3568 AML other m 2021-12-25T15:43:39.17
IV.SSY.HNE. ML:2.1 0.00005780513850000001 0.4352 AML other m 2021-12-25T15:43:40.23
IV.HLNI.HHE. ML:1.9 0.000033989569999999995 1.1776 AML other m 2021-12-25T15:43:41.93
IV.HMDC.HHN. ML:2.5 0.00008803698 1.28 AML other m 2021-12-25T15:43:43.81
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download