Earthquake with magnitude of ML 1.0 on date 21-05-2024 and time 05:26:04 (Italy) in region 2 km E Alto Reno Terme (BO)

A magnitude ML 1.0 earthquake occured in region: 2 km E Alto Reno Terme (BO), on

  • 21-05-2024 03:26:04 (UTC)
  • 21-05-2024 05:26:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1550, 10.9990 at 11 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Alto Reno Terme BO 2 6960 6960
Castel di Casio BO 3 3448 10408
Sambuca Pistoiese PT 6 1626 12034
Gaggio Montano BO 7 4878 16912
Camugnano BO 7 1885 18797
Lizzano in Belvedere BO 8 2212 21009
Castiglione dei Pepoli BO 13 5648 26657
Montese MO 13 3353 30010
Castel d'Aiano BO 14 1906 31916
Cantagallo PO 17 3105 35021
Grizzana Morandi BO 17 3916 38937
Vernio PO 17 6060 44997
Vergato BO 17 7639 52636
Fanano MO 17 2989 55625
San Marcello Pistoiese PT 20 6416 62041
San Benedetto Val di Sambro BO 20 4315 66356

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km N of Pistoia (90315 inhabitants)
31 Km N of Prato (191150 inhabitants)
46 Km NW of Scandicci (50609 inhabitants)
47 Km SW of Bologna (386663 inhabitants)
48 Km NW of Firenze (382808 inhabitants)
53 Km NE of Lucca (89046 inhabitants)
55 Km S of Modena (184973 inhabitants)
61 Km W of Imola (69797 inhabitants)
67 Km SE of Reggio nell'Emilia (171345 inhabitants)
68 Km E of Viareggio (62467 inhabitants)
68 Km NE of Pisa (89158 inhabitants)
70 Km E of Massa (69479 inhabitants)
70 Km S of Carpi (70699 inhabitants)
72 Km W of Faenza (58541 inhabitants)
73 Km E of Carrara (63133 inhabitants)
84 Km W of Forlì (117913 inhabitants)
87 Km NE of Livorno (159219 inhabitants)
89 Km SE of Parma (192836 inhabitants)
90 Km SW of Ferrara (133155 inhabitants)
94 Km E of La Spezia (93959 inhabitants)
97 Km N of Siena (53903 inhabitants)
99 Km W of Cesena (96758 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
Reviewed
Rev100
ML 1.0 2024-05-21
03:26:04
44.1552 10.9993 11 2024-05-21
03:43:42
Sala Sismica INGV-Roma 127986191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-21 03:26:04 ± 0.12
Latitude 44.1552 ± 0.0045
Longitude 10.9993 ± 0.0050
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 127986191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 483
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 348
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.15468
Epicentral distance of station farthest from the epicenter (degree) 0.55128
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 127986191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-21 03:43:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHN. 2024-05-21T03:26:22.53 0.6 undecidable manual S 218 61.1943 50 -0.32 43
IV.VMGN.HHZ. 2024-05-21T03:26:19.16 0.6 undecidable manual S 117 48.0186 50 -0.17 46
GU.MAIM.HHZ. 2024-05-21T03:26:19.50 0.6 undecidable manual S 237 48.618 50 0.01 48
IV.CRMI.HNZ. 2024-05-21T03:26:17.81 0.6 undecidable manual S 182 39.9267 50 0.64 42
IV.BOSL.HHZ. 2024-05-21T03:26:17.43 0.6 undecidable manual S 130 38.9277 50 0.53 44
IV.VISG.HHZ. 2024-05-21T03:26:15.75 0.6 undecidable manual S 84 34.8429 50 -0.06 48
IV.BDI.HHZ. 2024-05-21T03:26:15.22 0.6 undecidable manual S 252 33.744 50 -0.31 46
IV.ERBM.EHZ. 2024-05-21T03:26:14.75 0.6 undecidable manual P 302 55.0005 50 0.8 38
IV.SEI.HHZ. 2024-05-21T03:26:14.67 0.6 undecidable manual S 111 30.747 50 -0.05 49
IV.PII.HHN. 2024-05-21T03:26:14.83 0.1 undecidable manual P 218 61.1943 50 -0.07 92
GU.MAIM.HHZ. 2024-05-21T03:26:13.16 0.6 undecidable manual P 237 48.618 50 0.2 46
IV.VMGN.HHZ. 2024-05-21T03:26:13.50 1.0 undecidable manual P 117 48.0186 50 0.63 20
GU.POPM.HHZ. 2024-05-21T03:26:12.59 0.6 undecidable manual S 238 22.8549 50 -0.03 49
IV.MPPT.EHZ. 2024-05-21T03:26:12.81 0.6 undecidable manual S 162 23.0547 50 0.13 49
IV.MOCL.EHZ. 2024-05-21T03:26:12.43 0.6 undecidable manual S 139 22.0668 50 0.02 50
IV.CRMI.HNZ. 2024-05-21T03:26:12.34 0.6 undecidable manual P 182 39.9267 50 0.72 40
IV.ZCCA.HHZ. 2024-05-21T03:26:12.70 0.6 undecidable manual S 355 21.7671 50 0.37 47
IV.BOSL.HHZ. 2024-05-21T03:26:11.10 0.1 undecidable manual P 130 38.9277 50 -0.37 91
IV.PSL.EHZ. 2024-05-21T03:26:11.34 0.6 undecidable manual S 199 17.1717 50 0.23 47
IV.SEI.HHZ. 2024-05-21T03:26:10.13 0.6 undecidable manual P 111 30.747 50 -0.08 49
IV.BDI.HHZ. 2024-05-21T03:26:10.34 0.3 negative manual P 252 33.744 50 -0.33 69
IV.VISG.HHZ. 2024-05-21T03:26:10.69 0.1 undecidable manual P 84 34.8429 50 -0.14 95
IV.MOCL.EHZ. 2024-05-21T03:26:08.67 0.1 undecidable manual P 139 22.0668 50 -0.2 97
IV.ZCCA.HHZ. 2024-05-21T03:26:08.81 0.1 undecidable manual P 355 21.7671 50 -0.02 100
GU.POPM.HHZ. 2024-05-21T03:26:08.86 0.1 positive manual P 238 22.8549 50 -0.13 98
IV.MPPT.EHZ. 2024-05-21T03:26:08.95 0.1 undecidable manual P 162 23.0547 50 -0.08 99
IV.PSL.EHZ. 2024-05-21T03:26:08.12 0.1 undecidable manual P 199 17.1717 50 0 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOCL.EHN. ML:1.0 0.00006945 0.34 AML other m 2024-05-21T03:26:12.89
IV.MOCL.EHE. ML:1.2 0.00011365 0.22 AML other m 2024-05-21T03:26:12.84
IV.MPPT.EHE. ML:0.9 0.000042800000000000004 0.58 AML other m 2024-05-21T03:26:13.02
IV.MPPT.EHN. ML:0.8 0.00004115 1.14 AML other m 2024-05-21T03:26:13.09
IV.ZCCA.HHE. ML:1.0 0.00006745 0.42 AML other m 2024-05-21T03:26:14.02
IV.ZCCA.HHN. ML:1.2 0.00011249999999999998 0.4 AML other m 2024-05-21T03:26:14.28
IV.BDI.HHE. ML:1.0 0.00003759999999999999 0.42 AML other m 2024-05-21T03:26:15.72
IV.BDI.HHN. ML:1.0 0.000039099999999999995 1.4 AML other m 2024-05-21T03:26:15.84
GU.POPM.HHN. ML:1.2 0.0001048079 0.18 AML other m 2024-05-21T03:26:13.37
IV.SEI.HHN. ML:0.8 0.00003076699 0.26 AML other m 2024-05-21T03:26:18.11
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