Earthquake with magnitude of ML 1.1 on date 10-05-2020 and time 07:43:25 (Italy) in region 1 km NE Premilcuore (FC)

A magnitude ML 1.1 earthquake occured in region: 1 km NE Premilcuore (FC), on

  • 10-05-2020 05:43:25 (UTC)
  • 10-05-2020 07:43:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9860, 11.7840 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Premilcuore FC 1 799 799
Portico e San Benedetto FC 5 756 1555
Rocca San Casciano FC 10 1910 3465
Galeata FC 10 2516 5981
Santa Sofia FC 11 4136 10117
Tredozio FC 11 1212 11329
Civitella di Romagna FC 13 3786 15115
San Godenzo FI 15 1167 16282
Marradi FI 17 3139 19421
Dovadola FC 17 1653 21074
Modigliana FC 19 4560 25634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SW of Forlì (117913 inhabitants)
34 Km S of Faenza (58541 inhabitants)
40 Km W of Cesena (96758 inhabitants)
41 Km S of Imola (69797 inhabitants)
49 Km E of Firenze (382808 inhabitants)
54 Km E of Scandicci (50609 inhabitants)
56 Km E of Prato (191150 inhabitants)
58 Km N of Arezzo (99543 inhabitants)
58 Km SW of Ravenna (159116 inhabitants)
63 Km W of Rimini (147750 inhabitants)
67 Km SE of Bologna (386663 inhabitants)
70 Km E of Pistoia (90315 inhabitants)
83 Km NE of Siena (53903 inhabitants)
91 Km W of Pesaro (94582 inhabitants)
96 Km S of Ferrara (133155 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 1.1 2020-05-10
05:43:25
43.9858 11.7837 9 2020-11-19
12:36:45
Bollettino Sismico Italiano INGV 79314341
Reviewed
Rev100
ML 1.1 2020-05-10
05:43:25
43.9808 11.7718 9 2020-05-10
05:54:54
Sala Sismica INGV-Roma 79003671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-10 05:43:25 ± 0.09
Latitude 43.9858 ± 0.0036
Longitude 11.7837 ± 0.0087
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 79314341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 713
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.09263
Epicentral distance of station farthest from the epicenter (degree) 0.38671
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 79314341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-09 23:26:40

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 79003671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-10 05:54:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRE.HHZ. 2020-05-10T05:43:39.92 0.6 undecidable manual S 162 42.9237 50 0.04 47
IV.VISG.HHZ. 2020-05-10T05:43:38.16 0.6 undecidable manual S 309 35.8419 50 0.17 46
IV.SEI.HHZ. 2020-05-10T05:43:37.78 0.3 undecidable manual S 283 34.743 50 0.07 71
IV.BRIS.HHZ. 2020-05-10T05:43:36.04 0.3 undecidable manual S 357 26.5512 109 0.72 61
IV.CRE.HHZ. 2020-05-10T05:43:33.62 0.3 undecidable manual P 162 42.9237 50 -0.21 68
IV.ASQU.HHZ. 2020-05-10T05:43:33.82 0.3 undecidable manual S 179 20.9679 114 0.28 70
IV.RINC.HHZ. 2020-05-10T05:43:32.78 0.3 undecidable manual S 232 17.871 117 0.2 71
IV.SEI.HHZ. 2020-05-10T05:43:32.41 0.1 undecidable manual P 283 34.743 50 -0.17 93
IV.VISG.HHZ. 2020-05-10T05:43:32.57 0.3 undecidable manual P 309 35.8419 50 -0.17 70
IV.BRIS.HHZ. 2020-05-10T05:43:31.36 0.1 undecidable manual P 357 26.5512 109 0.16 95
IV.ASQU.HHZ. 2020-05-10T05:43:30.20 0.1 undecidable manual P 179 20.9679 114 0.03 98
IV.SFI.EHZ. 2020-05-10T05:43:30.25 0.1 undecidable manual S 151 10.2786 132 -0.14 97
IV.LMD.HHZ. 2020-05-10T05:43:30.40 0.1 undecidable manual S 329 11.877 128 -0.4 92
IV.RINC.HHZ. 2020-05-10T05:43:29.70 0.1 undecidable manual P 232 17.871 117 0.08 97
IV.SFI.EHZ. 2020-05-10T05:43:28.34 0.1 undecidable manual P 151 10.2786 132 -0.02 100
IV.LMD.HHZ. 2020-05-10T05:43:28.36 0.1 undecidable manual P 329 11.877 128 -0.23 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHE. ML:1.1 0.00017749999999999998 0.1 AML other m 2020-05-10T05:43:30.36
IV.SFI.EHN. ML:1.0 0.0001465 0.42 AML other m 2020-05-10T05:43:30.35
IV.LMD.HHE. ML:1.2 0.000195 0.9 AML other m 2020-05-10T05:43:30.54
IV.LMD.HHN. ML:1.3 0.00023349999999999998 0.34 AML other m 2020-05-10T05:43:30.58
IV.ASQU.HHE. ML:1.2 0.0001048 1.8 AML other m 2020-05-10T05:43:33.03
IV.ASQU.HHN. ML:0.9 0.00005475000000000001 0.52 AML other m 2020-05-10T05:43:34.93
IV.RINC.HHE. ML:0.9 0.00006465 1.74 AML other m 2020-05-10T05:43:35.12
IV.RINC.HHN. ML:1.0 0.00007664999999999999 0.54 AML other m 2020-05-10T05:43:36.53
IV.BRIS.HHE. ML:1.5 0.000163 0.34 AML other m 2020-05-10T05:43:36.32
IV.BRIS.HHN. ML:1.4 0.00014850000000000003 0.74 AML other m 2020-05-10T05:43:37.42
IV.SEI.HHE. ML:1.5 0.000124 0.26 AML other m 2020-05-10T05:43:38.51
IV.SEI.HHN. ML:1.6 0.0001525 0.62 AML other m 2020-05-10T05:43:38.72
IV.VISG.HHE. ML:0.8 0.00002395 1.1 AML other m 2020-05-10T05:43:38.67
IV.VISG.HHN. ML:0.8 0.00002685 0.76 AML other m 2020-05-10T05:43:38.56
IV.CRE.HHN. ML:1.2 0.00005450000000000001 0.38 AML other m 2020-05-10T05:43:40.54
IV.CRE.HHE. ML:0.9 0.00002295 0.88 AML other m 2020-05-10T05:43:41.10
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