Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 26-05-2021 and time 00:29:15 (UTC) in region 5 km SE Falconara Marittima (AN)

A magnitude ML 2.1 earthquake occured in region: 5 km SE Falconara Marittima (AN), on

  • 26-05-2021 00:29:15 (UTC)
  • 26-05-2021 02:29:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5840, 13.4150 at 9 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Falconara Marittima AN 5 26565 26565
Agugliano AN 5 4865 31430
Camerata Picena AN 5 2567 33997
Offagna AN 7 1935 35932
Polverigi AN 7 4508 40440
Chiaravalle AN 7 14796 55236
Ancona AN 9 100861 156097
Montemarciano AN 11 9992 166089
Monte San Vito AN 12 6848 172937
Osimo AN 12 34977 207914
Camerano AN 13 7322 215236
Santa Maria Nuova AN 13 4179 219415
Monsano AN 13 3405 222820
Jesi AN 15 40399 263219
Morro d'Alba AN 16 1903 265122
San Marcello AN 17 2057 267179
Castelfidardo AN 17 18733 285912
Filottrano AN 17 9499 295411
Sirolo AN 17 4051 299462
Numana AN 18 3775 303237
Montefano MC 19 3541 306778
Belvedere Ostrense AN 20 2234 309012

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km W of Ancona (100861 inhabitants)
43 Km SE of Fano (60888 inhabitants)
54 Km SE of Pesaro (94582 inhabitants)
86 Km SE of Rimini (147750 inhabitants)
90 Km NE of Foligno (57155 inhabitants)
98 Km NE of Perugia (166134 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 2.1 2021-05-26
00:29:15		 43.5835 13.415 9 2021-12-29
11:12:03		 Bollettino Sismico Italiano INGV 90895101
Reviewed
Rev100 		ML 2.1 2021-05-26
00:29:15		 43.5783 13.4187 8 2021-05-26
00:38:37		 Sala Sismica INGV-Roma 90498281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-26 00:29:15 ± 0.1
Latitude 43.5835 ± 0.0063
Longitude 13.4150 ± 0.0074
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90895101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 720
Semi-minor axis of confidence ellipse (meter) 507
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 54
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.97037
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 70
Type of magnitude ML
Reference to an origin 90498281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-26 00:38:37

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 90895101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-11 15:50:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2021-05-26T00:29:38.27 0.6 undecidable manual S 266 70.9734 50 0.53 40
IV.FOSV.EHZ. 2021-05-26T00:29:35.74 0.6 undecidable manual S 239 61.5939 50 0.48 41
IV.GUMA.HHZ. 2021-05-26T00:29:34.90 0.6 undecidable manual S 186 58.0974 50 0.58 41
IV.CSP1.EHZ. 2021-05-26T00:29:34.80 0.6 undecidable manual S 197 57.0984 50 0.75 38
IV.FRON.EHZ. 2021-05-26T00:29:34.02 0.6 undecidable manual S 263 55.8996 50 0.29 44
IV.SAP2.EHE. 2021-05-26T00:29:34.60 0.6 undecidable manual S 181 54.0015 50 1.38 29
IV.GAVE.EHZ. 2021-05-26T00:29:33.92 0.3 undecidable manual P 203 107.5146 50 -0.18 60
IV.MPAG.EHZ. 2021-05-26T00:29:33.10 0.6 undecidable manual S 276 52.9026 50 0.18 45
IV.SMA1.EHZ. 2021-05-26T00:29:33.84 0.3 undecidable manual P 184 105.9162 50 -0.01 62
IV.SSFR.HHZ. 2021-05-26T00:29:33.34 0.6 undecidable manual S 252 53.502 50 0.26 44
IV.TERO.HHZ. 2021-05-26T00:29:33.96 0.3 undecidable manual P 172 107.7144 50 -0.17 60
IV.PARC.HHZ. 2021-05-26T00:29:32.69 0.3 undecidable manual P 275 94.7385 50 0.56 57
IV.CRTC.HHZ. 2021-05-26T00:29:32.29 0.6 undecidable manual S 296 47.3193 50 0.84 37
IV.ASSB.HHZ. 2021-05-26T00:29:30.39 0.3 undecidable manual P 226 85.5477 50 -0.33 61
IV.NRCA.HHZ. 2021-05-26T00:29:30.48 0.3 undecidable manual P 196 86.6466 50 -0.41 60
IV.OFFI.HHZ. 2021-05-26T00:29:30.67 0.3 undecidable manual P 163 75.1692 50 1.55 37
IV.ATCC.EHZ. 2021-05-26T00:29:29.17 0.3 undecidable manual P 235 76.5678 50 -0.16 65
IV.ARVD.HHE. 2021-05-26T00:29:29.22 0.6 undecidable manual S 256 39.2274 50 -0.06 47
IV.MC2.EHZ. 2021-05-26T00:29:29.08 0.3 undecidable manual P 194 76.7676 50 -0.28 63
IV.EL6.EHZ. 2021-05-26T00:29:29.26 0.6 undecidable manual S 222 37.8288 50 0.36 44
IV.MURB.HHZ. 2021-05-26T00:29:29.82 0.3 undecidable manual P 244 80.0643 50 -0.05 65
IV.CESI.HHZ. 2021-05-26T00:29:29.00 0.3 undecidable manual P 213 76.2681 50 -0.29 63
IV.PE3.EHZ. 2021-05-26T00:29:29.53 0.6 undecidable manual P 280 74.7696 50 0.47 40
IV.MMO1.EHZ. 2021-05-26T00:29:28.94 0.3 undecidable manual P 185 76.2681 50 -0.34 62
IV.COR1.EHZ. 2021-05-26T00:29:28.73 0.6 undecidable manual S 279 33.744 50 0.92 35
IV.PIEI.HHZ. 2021-05-26T00:29:27.91 0.3 undecidable manual P 266 70.9734 50 -0.56 59
IV.MF5.EHZ. 2021-05-26T00:29:27.84 0.1 undecidable manual P 177 66.1893 50 0.11 89
IV.MNTT.EHZ. 2021-05-26T00:29:27.26 0.6 undecidable manual P 166 59.6958 50 0.53 41
IV.FDMO.HHZ. 2021-05-26T00:29:27.28 0.1 undecidable manual P 204 66.1893 50 -0.45 82
IV.GUMA.HHZ. 2021-05-26T00:29:26.45 0.3 undecidable manual P 186 58.0974 50 -0.04 68
IV.TRE1.HNN. 2021-05-26T00:29:26.92 0.6 undecidable manual S 195 31.3464 105 -0.14 48
IV.CING.HHZ. 2021-05-26T00:29:26.42 0.6 undecidable manual S 218 29.0487 106 0.11 46
IV.FOSV.EHZ. 2021-05-26T00:29:26.54 0.1 undecidable manual P 239 61.5939 50 -0.49 82
IV.PP3.EHZ. 2021-05-26T00:29:26.81 0.6 undecidable manual S 145 27.6501 107 0.96 35
IV.MPAG.EHZ. 2021-05-26T00:29:25.17 0.3 undecidable manual P 276 52.9026 50 -0.51 62
IV.SAP2.EHE. 2021-05-26T00:29:25.83 0.6 undecidable manual P 181 54.0015 50 -0.03 46
IV.SSFR.HHZ. 2021-05-26T00:29:25.32 0.1 negative manual P 252 53.502 50 -0.45 84
IV.MNTP.HNE. 2021-05-26T00:29:25.29 0.3 undecidable manual P 175 49.7169 50 0.1 69
IV.CSP1.EHZ. 2021-05-26T00:29:25.95 0.1 undecidable manual P 197 57.0984 50 -0.38 85
IV.FRON.EHZ. 2021-05-26T00:29:25.71 0.1 undecidable manual P 263 55.8996 50 -0.44 84
IV.CRTC.HHZ. 2021-05-26T00:29:24.63 0.1 undecidable manual P 296 47.3193 50 -0.2 90
IV.CIMA.HNN. 2021-05-26T00:29:24.05 0.3 undecidable manual P 146 37.0296 50 0.8 58
IV.SENI.EHZ. 2021-05-26T00:29:24.36 0.6 undecidable manual S 313 19.869 113 1.05 33
IV.ARVD.HHE. 2021-05-26T00:29:23.03 0.1 undecidable manual P 256 39.2274 50 -0.55 84
IV.COR1.EHZ. 2021-05-26T00:29:22.94 0.3 undecidable manual P 279 33.744 50 0.21 68
IV.TRE1.HNN. 2021-05-26T00:29:22.25 0.6 undecidable manual P 195 31.3464 105 -0.05 48
IV.EL6.EHZ. 2021-05-26T00:29:22.96 0.1 undecidable manual P 222 37.8288 50 -0.4 88
IV.AOI.HHZ. 2021-05-26T00:29:21.62 0.6 undecidable manual S 104 15.4734 119 -0.31 47
IV.PP3.EHZ. 2021-05-26T00:29:21.97 0.3 undecidable manual P 145 27.6501 107 0.37 67
IV.CING.HHZ. 2021-05-26T00:29:21.58 0.1 negative manual P 218 29.0487 106 -0.28 93
IV.PCRO.HNZ. 2021-05-26T00:29:20.49 0.6 undecidable manual S 74 9.7791 131 0.18 48
IV.SENI.EHZ. 2021-05-26T00:29:20.47 0.3 undecidable manual P 313 19.869 113 0.34 68
IV.PCRO.HNZ. 2021-05-26T00:29:18.39 0.1 undecidable manual P 74 9.7791 131 -0.01 100
IV.AOI.HHZ. 2021-05-26T00:29:18.95 0.1 positive manual P 104 15.4734 119 -0.39 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AOI.HHN. ML:2.6 0.00374 0.26 AML other m 2021-05-26T00:29:22.33
IV.AOI.HHE. ML:2.7 0.00447 0.12 AML other m 2021-05-26T00:29:22.51
IV.SENI.EHN. ML:1.9 0.0006385 1.34 AML other m 2021-05-26T00:29:25.69
IV.SENI.EHE. ML:2.2 0.001257 0.46 AML other m 2021-05-26T00:29:25.33
IV.SENI.HNN. ML:2.7 0.0035099999999999997 0.34 AML other m 2021-05-26T00:29:25.00
IV.SENI.HNE. ML:2.8 0.005085 0.84 AML other m 2021-05-26T00:29:25.92
IV.CING.HHN. ML:1.8 0.00036150000000000006 0.6 AML other m 2021-05-26T00:29:26.58
IV.CING.HHE. ML:1.8 0.0003375 1.64 AML other m 2021-05-26T00:29:27.17
IV.EL6.EHE. ML:2.1 0.00042699999999999997 0.52 AML other m 2021-05-26T00:29:29.73
IV.COR1.EHN. ML:2.5 0.001375 0.34 AML other m 2021-05-26T00:29:29.63
IV.PP3.EHN. ML:1.9 0.0004305 0.74 AML other m 2021-05-26T00:29:29.75
IV.COR1.EHE. ML:2.0 0.0004255 0.3 AML other m 2021-05-26T00:29:29.60
IV.EL6.EHN. ML:2.0 0.000338 0.74 AML other m 2021-05-26T00:29:30.91
IV.MPAG.EHN. ML:1.8 0.0001675 0.4 AML other m 2021-05-26T00:29:33.47
IV.PP3.EHE. ML:2.0 0.0005610000000000001 0.5 AML other m 2021-05-26T00:29:34.28
IV.PP3.HNN. ML:2.0 0.000526 0.48 AML other m 2021-05-26T00:29:34.24
IV.SSFR.HHN. ML:2.3 0.000447 1.06 AML other m 2021-05-26T00:29:34.37
IV.SSFR.HNN. ML:2.3 0.0005380000000000001 1.06 AML other m 2021-05-26T00:29:34.37
IV.PP3.HNE. ML:2.0 0.0005304999999999999 1.26 AML other m 2021-05-26T00:29:34.01
IV.SSFR.HNE. ML:2.2 0.0004265 0.2 AML other m 2021-05-26T00:29:34.66
IV.SSFR.HHE. ML:2.2 0.0004205 0.22 AML other m 2021-05-26T00:29:34.66
IV.FOSV.EHE. ML:1.8 0.00014050000000000003 0.44 AML other m 2021-05-26T00:29:36.12
IV.FRON.EHN. ML:1.9 0.00018099999999999998 0.42 AML other m 2021-05-26T00:29:36.41
IV.GUMA.HHE. ML:2.2 0.0003085 0.4 AML other m 2021-05-26T00:29:36.70
IV.FRON.EHE. ML:1.9 0.00017649999999999998 1.22 AML other m 2021-05-26T00:29:36.12
IV.FOSV.EHN. ML:1.8 0.000124 0.3 AML other m 2021-05-26T00:29:36.76
IV.CRTC.HHE. ML:2.1 0.0003355 1.52 AML other m 2021-05-26T00:29:36.78
IV.CSP1.EHN. ML:2.2 0.0003715 1.76 AML other m 2021-05-26T00:29:37.11
IV.PIEI.HHN. ML:1.8 0.0000953 0.7 AML other m 2021-05-26T00:29:38.57
IV.MF5.EHN. ML:1.9 0.00014165 0.48 AML other m 2021-05-26T00:29:39.22
IV.MPAG.EHE. ML:1.6 0.00010580000000000001 0.38 AML other m 2021-05-26T00:29:39.39
IV.FDMO.HHN. ML:1.6 0.00007835000000000001 0.18 AML other m 2021-05-26T00:29:39.40
IV.CSP1.EHE. ML:2.3 0.00040500000000000003 0.32 AML other m 2021-05-26T00:29:39.79
IV.PIEI.HHE. ML:2.0 0.000184 0.34 AML other m 2021-05-26T00:29:40.12
IV.MNTT.EHN. ML:2.3 0.0004165 1.32 AML other m 2021-05-26T00:29:40.82
IV.MNTT.EHE. ML:2.7 0.0009599999999999999 0.4 AML other m 2021-05-26T00:29:41.23
IV.PE3.EHN. ML:2.6 0.000625 0.5 AML other m 2021-05-26T00:29:41.86
IV.FDMO.HHE. ML:1.7 0.00009655 0.2 AML other m 2021-05-26T00:29:42.20
IV.CESI.HHN. ML:2.0 0.00016 0.68 AML other m 2021-05-26T00:29:42.25
IV.MF5.EHE. ML:1.9 0.00013055 0.58 AML other m 2021-05-26T00:29:42.48
IV.MURB.HHN. ML:2.4 0.000388 0.28 AML other m 2021-05-26T00:29:43.80
IV.MURB.HHE. ML:2.4 0.00034550000000000005 0.28 AML other m 2021-05-26T00:29:43.69
IV.ATCC.EHN. ML:2.0 0.00015300000000000003 0.54 AML other m 2021-05-26T00:29:44.37
IV.CRTC.HHN. ML:2.1 0.00035 0.52 AML other m 2021-05-26T00:29:44.54
IV.ATCC.EHE. ML:2.1 0.000174 0.78 AML other m 2021-05-26T00:29:44.82
IV.PE3.EHE. ML:2.5 0.00053 0.42 AML other m 2021-05-26T00:29:45.60
IV.GUMA.HHN. ML:2.1 0.0002485 1.32 AML other m 2021-05-26T00:29:46.69
IV.NRCA.HHE. ML:2.1 0.00013949999999999998 0.5 AML other m 2021-05-26T00:29:46.87
IV.CESI.HHE. ML:1.8 0.00009914999999999998 0.32 AML other m 2021-05-26T00:29:47.11
IV.OFFI.HHN. ML:2.3 0.000309 1.42 AML other m 2021-05-26T00:29:47.99
IV.NRCA.HHN. ML:2.0 0.00011999999999999999 0.62 AML other m 2021-05-26T00:29:49.58
IV.PARC.HHN. ML:1.9 0.00008015 0.22 AML other m 2021-05-26T00:29:52.34
IV.TERO.HHN. ML:1.9 0.00006634999999999999 0.52 AML other m 2021-05-26T00:29:53.11
IV.SMA1.EHN. ML:2.3 0.00019 0.38 AML other m 2021-05-26T00:29:53.42
IV.ASSB.HHE. ML:2.0 0.00011334999999999999 1.48 AML other m 2021-05-26T00:29:54.92
IV.ASSB.HHN. ML:1.9 0.0000973 0.34 AML other m 2021-05-26T00:29:54.34
IV.GAVE.EHE. ML:2.2 0.00013800000000000002 0.34 AML other m 2021-05-26T00:29:55.44
IV.OFFI.HHE. ML:2.3 0.000326 0.56 AML other m 2021-05-26T00:29:55.45
IV.GAVE.EHN. ML:2.4 0.00022849999999999997 0.44 AML other m 2021-05-26T00:29:55.83
IV.PARC.HHE. ML:1.8 0.0000604 0.9 AML other m 2021-05-26T00:29:55.79
IV.SMA1.EHE. ML:2.2 0.000152 0.54 AML other m 2021-05-26T00:29:57.29
IV.TERO.HHE. ML:1.8 0.000049500000000000004 0.62 AML other m 2021-05-26T00:30:01.65
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