Earthquake with magnitude of ML 2.0 on date 04-09-2020 and time 04:21:23 (Italy) in region Costa Romagnola meridionale (Rimini, Forli Cesena)

A magnitude ML 2.0 earthquake occured in region: Costa Romagnola meridionale (Rimini, Forli Cesena), on

  • 04-09-2020 02:21:23 (UTC)
  • 04-09-2020 04:21:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2270, 12.7200 at 7 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
22 Km NE of Rimini (147750 inhabitants)
38 Km NW of Pesaro (94582 inhabitants)
39 Km E of Cesena (96758 inhabitants)
47 Km E of Ravenna (159116 inhabitants)
49 Km NW of Fano (60888 inhabitants)
54 Km E of Forlì (117913 inhabitants)
67 Km E of Faenza (58541 inhabitants)
81 Km E of Imola (69797 inhabitants)
93 Km NW of Ancona (100861 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 2.0 2020-09-04
02:21:23
44.2268 12.7198 7 2021-02-26
14:56:03
Bollettino Sismico Italiano INGV 84472541
Reviewed
Rev100
ML 2.0 2020-09-04
02:21:21
44.3893 12.7168 10 2020-09-04
02:42:26
Sala Sismica INGV-Roma 82608631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-04 02:21:23 ± 0.27
Latitude 44.2268 ± 0.0108
Longitude 12.7198 ± 0.0138
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84472541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 997
Semi-minor axis of confidence ellipse (meter) 832
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 222
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 53
Number of defining phases 53
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.19785
Epicentral distance of station farthest from the epicenter (degree) 1.77436
Number of stations at which the event was observed 46
Number of stations from which data was used for origin computation 46
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 84472541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-23 10:39:01

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 48
Type of magnitude ML
Reference to an origin 82608631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-04 02:42:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.CGRP.HHZ. 2020-09-04T02:21:54.99 0.6 undecidable manual P 339 196.9584 38 -0.58 28
MN.TRI.HHZ. 2020-09-04T02:21:54.48 0.6 undecidable manual P 26 183.6828 38 0.56 30
IV.PII.HHZ. 2020-09-04T02:21:53.25 0.3 undecidable manual P 253 183.9825 38 -0.7 43
IV.SSFR.HNZ. 2020-09-04T02:21:51.60 0.3 undecidable manual S 177 87.8454 50 0.97 51
IV.ZOVE.HNZ. 2020-09-04T02:21:51.00 0.3 undecidable manual P 325 167.1105 50 -0.47 51
IV.MOMA.HHZ. 2020-09-04T02:21:50.95 0.3 undecidable manual P 184 158.3193 50 0.83 46
IV.MMO1.EHZ. 2020-09-04T02:21:50.24 0.3 undecidable manual P 161 155.1225 50 0.61 51
IV.MGAB.HHZ. 2020-09-04T02:21:49.94 0.1 undecidable manual P 199 153.735 50 0.52 71
IV.MNTT.EHZ. 2020-09-04T02:21:49.50 0.3 undecidable manual P 151 147.1416 50 1.1 42
IV.SFI.HNN. 2020-09-04T02:21:48.41 0.6 undecidable manual S 243 78.1662 50 0.35 43
IV.GUMA.HHZ. 2020-09-04T02:21:48.05 0.3 undecidable manual P 159 138.2616 50 1.02 45
IV.TEOL.HHE. 2020-09-04T02:21:48.94 0.3 undecidable manual P 327 150.4383 50 0.04 60
IV.APEC.HHZ. 2020-09-04T02:21:47.90 0.6 undecidable manual S 198 77.9664 50 -0.08 46
IV.CSP1.EHZ. 2020-09-04T02:21:46.80 0.1 undecidable manual P 163 131.7681 50 0.76 68
IV.FDMO.HHZ. 2020-09-04T02:21:46.89 0.3 undecidable manual P 167 135.3645 50 0.31 58
IV.ASSB.HHZ. 2020-09-04T02:21:45.96 0.3 undecidable manual P 182 131.4684 50 -0.02 63
IV.ATCC.HNE. 2020-09-04T02:21:43.61 0.3 undecidable manual P 183 115.6953 50 0.05 64
IV.CAFI.HHZ. 2020-09-04T02:21:43.16 0.3 undecidable manual P 211 116.3946 50 -0.51 58
IV.MTRZ.HNN. 2020-09-04T02:21:43.63 0.6 undecidable manual P 276 103.3188 50 1.99 17
IV.RUFI.EHZ. 2020-09-04T02:21:42.49 0.3 undecidable manual P 246 105.7164 50 0.47 60
IV.CPGN.EHZ. 2020-09-04T02:21:42.86 0.3 undecidable manual S 214 56.9985 50 0.47 66
IV.VISG.HHZ. 2020-09-04T02:21:42.22 0.3 undecidable manual P 268 102.3198 50 0.73 55
IV.AOI.HHZ. 2020-09-04T02:21:42.62 0.6 undecidable manual P 136 103.0191 50 1.02 32
IV.ATMI.HHZ. 2020-09-04T02:21:42.59 0.6 undecidable manual P 200 105.4167 50 0.62 38
IV.MURB.HHZ. 2020-09-04T02:21:42.42 0.1 undecidable manual P 188 108.114 50 0.04 87
IV.FOSV.EHZ. 2020-09-04T02:21:41.74 0.3 undecidable manual P 178 103.4187 50 0.07 66
IV.RINC.HHN. 2020-09-04T02:21:40.10 0.3 undecidable manual P 247 96.4257 50 -0.48 61
IV.ATVO.HHZ. 2020-09-04T02:21:40.11 0.1 undecidable manual P 195 97.0251 50 -0.56 79
IV.ATFO.HHE. 2020-09-04T02:21:40.41 0.3 undecidable manual P 187 96.126 50 -0.13 66
IV.CRE.HHZ. 2020-09-04T02:21:40.05 0.3 undecidable manual P 223 91.242 50 0.27 65
IV.BADI.EHZ. 2020-09-04T02:21:38.70 0.3 undecidable manual P 206 88.1451 50 -0.61 59
IV.ASQU.HHE. 2020-09-04T02:21:38.43 0.3 undecidable manual P 238 88.245 50 -0.89 53
IV.SSFR.HNZ. 2020-09-04T02:21:38.64 0.1 undecidable manual P 177 87.8454 50 -0.62 79
IV.ARVD.HHZ. 2020-09-04T02:21:38.40 0.1 undecidable manual P 168 82.7505 50 -0.08 91
IV.RSM2.HHZ. 2020-09-04T02:21:38.00 0.3 undecidable manual S 214 38.8278 100 0.6 65
IV.COR1.EHE. 2020-09-04T02:21:37.38 0.3 undecidable manual P 161 69.6747 50 0.91 54
IV.BRIS.HHZ. 2020-09-04T02:21:37.90 0.3 undecidable manual P 270 75.7686 50 0.5 63
IV.APEC.HHZ. 2020-09-04T02:21:37.04 0.1 undecidable manual P 198 77.9664 50 -0.69 78
IV.PARC.HHZ. 2020-09-04T02:21:36.30 0.1 undecidable manual P 211 74.7696 50 -0.95 70
IV.FRON.EHZ. 2020-09-04T02:21:36.98 0.3 undecidable manual P 180 78.6657 50 -0.87 54
IV.SFI.HNN. 2020-09-04T02:21:36.93 0.3 undecidable manual P 243 78.1662 50 -0.85 55
IV.SENI.HNN. 2020-09-04T02:21:35.89 1.0 undecidable manual P 145 70.8735 50 -0.76 19
IV.NARO.HHZ. 2020-09-04T02:21:35.31 0.3 undecidable manual P 189 69.2751 50 -1.09 50
IV.MPAG.EHZ. 2020-09-04T02:21:35.02 0.3 undecidable manual P 177 66.378 50 -0.93 54
IV.PE3.EHZ. 2020-09-04T02:21:34.71 0.1 undecidable manual P 197 61.494 50 -0.5 87
IV.PESA.HHZ. 2020-09-04T02:21:34.68 0.6 undecidable manual S 163 33.1446 101 -0.78 41
IV.CPGN.EHZ. 2020-09-04T02:21:34.65 0.1 undecidable manual P 214 56.9985 50 0.15 94
IV.FANO.HNE. 2020-09-04T02:21:34.17 0.3 undecidable manual P 151 48.7179 50 0.93 56
IV.CRTC.HHZ. 2020-09-04T02:21:33.31 0.1 undecidable manual P 166 52.503 50 -0.5 88
IV.BLLA.EHZ. 2020-09-04T02:21:32.59 0.6 undecidable manual S 245 21.9669 107 0.91 39
IV.RSM2.HHZ. 2020-09-04T02:21:31.07 0.1 undecidable manual P 214 38.8278 100 -0.55 89
IV.PESA.HHZ. 2020-09-04T02:21:30.43 0.1 undecidable manual P 163 33.1446 101 -0.07 100
IV.BLLA.EHZ. 2020-09-04T02:21:28.75 0.1 negative manual P 245 21.9669 107 0.43 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BLLA.EHE. ML:2.0 0.000704 0.52 AML other m 2020-09-04T02:21:35.44
IV.BLLA.EHN. ML:1.9 0.0005625 0.46 AML other m 2020-09-04T02:21:35.89
IV.RSM2.HHE. ML:2.0 0.00032450000000000003 0.32 AML other m 2020-09-04T02:21:38.43
IV.RSM2.HHN. ML:2.0 0.00035499999999999996 1.02 AML other m 2020-09-04T02:21:38.88
IV.PESA.HHN. ML:2.0 0.000543 0.22 AML other m 2020-09-04T02:21:39.38
IV.PESA.HHE. ML:2.3 0.0008780000000000001 0.18 AML other m 2020-09-04T02:21:39.50
IV.CRTC.HHE. ML:2.2 0.000379 0.46 AML other m 2020-09-04T02:21:43.81
IV.CPGN.EHE. ML:1.7 0.0001181 0.36 AML other m 2020-09-04T02:21:45.29
IV.PE3.EHN. ML:2.4 0.00048049999999999997 0.4 AML other m 2020-09-04T02:21:46.75
IV.CPGN.EHN. ML:1.6 0.0000999 0.42 AML other m 2020-09-04T02:21:48.13
IV.CRTC.HHN. ML:2.2 0.0003905 0.4 AML other m 2020-09-04T02:21:48.23
IV.MPAG.EHN. ML:1.9 0.0001435 0.78 AML other m 2020-09-04T02:21:49.48
IV.MPAG.EHE. ML:2.0 0.0001705 1.4 AML other m 2020-09-04T02:21:49.81
IV.PE3.EHE. ML:2.2 0.00029049999999999996 0.52 AML other m 2020-09-04T02:21:49.00
IV.NARO.HHE. ML:1.7 0.00008185000000000001 0.82 AML other m 2020-09-04T02:21:51.51
IV.APEC.HHN. ML:2.1 0.000186 0.34 AML other m 2020-09-04T02:21:51.43
IV.FRON.EHE. ML:1.8 0.00008215 0.48 AML other m 2020-09-04T02:21:52.44
IV.PARC.HHE. ML:1.6 0.00006675000000000001 0.34 AML other m 2020-09-04T02:21:52.45
IV.FRON.EHN. ML:2.1 0.00017199999999999998 1.22 AML other m 2020-09-04T02:21:53.34
IV.BRIS.HHE. ML:1.9 0.000128 0.3 AML other m 2020-09-04T02:21:53.54
IV.NARO.HHN. ML:1.6 0.0000624 0.34 AML other m 2020-09-04T02:21:54.48
IV.ARVD.HHE. ML:1.7 0.0000664 1.02 AML other m 2020-09-04T02:21:54.17
IV.APEC.HHE. ML:2.0 0.0001325 0.4 AML other m 2020-09-04T02:21:55.43
IV.ARVD.HHN. ML:1.6 0.0000533 0.3 AML other m 2020-09-04T02:21:55.51
IV.PARC.HHN. ML:1.6 0.000056999999999999996 0.6 AML other m 2020-09-04T02:21:55.72
IV.BADI.EHE. ML:1.9 0.0000894 1.74 AML other m 2020-09-04T02:21:55.11
IV.CRE.HHN. ML:1.9 0.00009005 0.42 AML other m 2020-09-04T02:21:56.70
IV.BADI.EHN. ML:2.0 0.0001095 0.38 AML other m 2020-09-04T02:21:57.76
IV.FOSV.EHN. ML:1.8 0.0000654 0.6 AML other m 2020-09-04T02:21:58.84
IV.VISG.HHE. ML:2.0 0.0000913 1.14 AML other m 2020-09-04T02:21:59.85
IV.CRE.HHE. ML:1.7 0.00005595 0.56 AML other m 2020-09-04T02:21:59.46
IV.ATVO.HHN. ML:2.0 0.00009545 0.3 AML other m 2020-09-04T02:21:59.97
IV.ATVO.HHE. ML:2.0 0.0000969 0.36 AML other m 2020-09-04T02:22:01.00
IV.FOSV.EHE. ML:1.7 0.000052 0.98 AML other m 2020-09-04T02:22:01.31
IV.BRIS.HHN. ML:1.8 0.00009345000000000001 1.62 AML other m 2020-09-04T02:22:01.91
IV.VISG.HHN. ML:2.0 0.00008585000000000001 1.66 AML other m 2020-09-04T02:22:02.86
IV.MURB.HHE. ML:2.5 0.000268 0.38 AML other m 2020-09-04T02:22:02.48
IV.MURB.HNE. ML:2.5 0.0003035 0.36 AML other m 2020-09-04T02:22:02.49
IV.CAFI.HHN. ML:1.8 0.00004995 1.16 AML other m 2020-09-04T02:22:05.59
IV.ATMI.HHE. ML:2.1 0.00010719999999999999 0.4 AML other m 2020-09-04T02:22:05.34
IV.MURB.HNN. ML:2.4 0.0002205 0.98 AML other m 2020-09-04T02:22:05.59
IV.ATMI.HHN. ML:2.2 0.0001495 0.48 AML other m 2020-09-04T02:22:06.10
IV.CAFI.HHE. ML:1.6 0.00003165 0.8 AML other m 2020-09-04T02:22:06.13
IV.MURB.HHN. ML:2.3 0.00019250000000000002 1.7 AML other m 2020-09-04T02:22:07.01
IV.ASSB.HHN. ML:2.1 0.00007645 1.16 AML other m 2020-09-04T02:22:07.89
IV.CSP1.EHN. ML:2.0 0.00006385 0.74 AML other m 2020-09-04T02:22:09.03
IV.FDMO.HHN. ML:1.8 0.00004145 0.9 AML other m 2020-09-04T02:22:09.60
IV.CSP1.EHE. ML:2.3 0.0001334 0.6 AML other m 2020-09-04T02:22:09.97
IV.FDMO.HHE. ML:2.0 0.000060700000000000005 1.48 AML other m 2020-09-04T02:22:11.03
IV.ASSB.HHE. ML:1.9 0.00005165 1.42 AML other m 2020-09-04T02:22:12.12
IV.GUMA.HHE. ML:2.7 0.000272 1.18 AML other m 2020-09-04T02:22:13.32
IV.MGAB.HHE. ML:1.9 0.00004105 0.32 AML other m 2020-09-04T02:22:13.32
IV.MGAB.HHN. ML:2.1 0.00006425 0.32 AML other m 2020-09-04T02:22:14.06
IV.GUMA.HHN. ML:2.7 0.00026900000000000003 0.4 AML other m 2020-09-04T02:22:15.44
IV.MNTT.EHN. ML:2.6 0.00020005 0.62 AML other m 2020-09-04T02:22:16.07
IV.MNTT.EHE. ML:2.7 0.0002795 0.32 AML other m 2020-09-04T02:22:17.24
IV.PII.HHE. ML:2.1 0.00004695 0.36 AML other m 2020-09-04T02:22:20.20
IV.PII.HHN. ML:2.0 0.0000327 1.64 AML other m 2020-09-04T02:22:20.86
MN.TRI.HHE. ML:2.0 0.0000339 0.68 AML other m 2020-09-04T02:22:24.26
MN.TRI.HHN. ML:1.8 0.00002195 0.6 AML other m 2020-09-04T02:22:25.69
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