Earthquake with magnitude of ML 1.3 on date 29-05-2022 and time 02:55:36 (Italy) in region 4 km SE Rocca San Casciano (FC)

A magnitude ML 1.3 earthquake occured in region: 4 km SE Rocca San Casciano (FC), on

  • 29-05-2022 00:55:36 (UTC)
  • 29-05-2022 02:55:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0330, 11.8690 at 9 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
Rocca San Casciano FC 4 1910 1910
Galeata FC 5 2516 4426
Civitella di Romagna FC 6 3786 8212
Portico e San Benedetto FC 7 756 8968
Premilcuore FC 10 799 9767
Santa Sofia FC 10 4136 13903
Dovadola FC 10 1653 15556
Tredozio FC 11 1212 16768
Predappio FC 12 6346 23114
Modigliana FC 15 4560 27674
Castrocaro Terme e Terra del Sole FC 17 6426 34100
Meldola FC 19 9970 44070

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km SW of Forlì (117913 inhabitants)
28 Km S of Faenza (58541 inhabitants)
32 Km W of Cesena (96758 inhabitants)
38 Km SE of Imola (69797 inhabitants)
50 Km SW of Ravenna (159116 inhabitants)
56 Km W of Rimini (147750 inhabitants)
57 Km NE of Firenze (382808 inhabitants)
63 Km N of Arezzo (99543 inhabitants)
63 Km E of Scandicci (50609 inhabitants)
64 Km E of Prato (191150 inhabitants)
66 Km SE of Bologna (386663 inhabitants)
77 Km E of Pistoia (90315 inhabitants)
85 Km W of Pesaro (94582 inhabitants)
90 Km NE of Siena (53903 inhabitants)
92 Km S of Ferrara (133155 inhabitants)
95 Km W of Fano (60888 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 1.3 2022-05-29
00:55:36
44.033 11.8687 9 2022-05-29
01:02:29
Sala Sismica INGV-Roma 105287331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-29 00:55:36 ± 0.24
Latitude 44.0330 ± 0.0054
Longitude 11.8687 ± 0.0188
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 105287331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1522
Semi-minor axis of confidence ellipse (meter) 564
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 1520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 208
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.12411
Epicentral distance of station farthest from the epicenter (degree) 0.36962
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 105287331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-29 01:02:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VISG.HHZ. 2022-05-29T00:55:50.19 0.3 undecidable manual S 297 38.628 50 0.35 71
IV.SEI.HHN. 2022-05-29T00:55:50.55 0.3 undecidable manual S 273 40.7259 50 0.16 73
IV.BOSL.HHZ. 2022-05-29T00:55:50.76 0.3 undecidable manual S 254 41.0256 50 0.28 71
IV.RUFI.EHZ. 2022-05-29T00:55:49.19 0.1 undecidable manual S 233 35.9418 50 0.08 100
IV.BRIS.HHZ. 2022-05-29T00:55:45.65 0.1 undecidable manual S 339 22.755 112 0.49 94
IV.SEI.HHN. 2022-05-29T00:55:44.32 0.3 undecidable manual P 273 40.7259 50 -0.26 72
IV.BOSL.HHZ. 2022-05-29T00:55:44.41 0.3 undecidable manual P 254 41.0256 50 -0.22 72
IV.RUFI.EHZ. 2022-05-29T00:55:43.44 0.6 positive manual P 233 35.9418 50 -0.4 47
IV.VISG.HHZ. 2022-05-29T00:55:43.97 0.1 undecidable manual P 297 38.628 50 -0.29 95
IV.LMD.HHZ. 2022-05-29T00:55:42.11 0.3 undecidable manual S 291 13.7751 124 -0.28 75
IV.SFI.EHZ. 2022-05-29T00:55:42.88 0.1 undecidable manual S 187 14.3745 123 0.33 99
IV.BRIS.HHZ. 2022-05-29T00:55:41.44 0.3 positive manual P 339 22.755 112 -0.12 76
IV.SFI.EHZ. 2022-05-29T00:55:40.02 0.6 positive manual P 187 14.3745 123 -0.04 52
IV.LMD.HHZ. 2022-05-29T00:55:39.57 0.3 positive manual P 291 13.7751 124 -0.39 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHN. ML:1.4 0.000273911 0.1 AML other m 2022-05-29T00:55:42.54
IV.LMD.HHE. ML:1.5 0.000315 0.16 AML other m 2022-05-29T00:55:42.83
IV.SFI.EHE. ML:1.5 0.0003421764 0.14 AML other m 2022-05-29T00:55:43.05
IV.SFI.EHN. ML:1.3 0.00022387105000000002 0.14 AML other m 2022-05-29T00:55:43.05
IV.BRIS.HHE. ML:0.0 0.000059861821 0.12 AML other m 2022-05-29T00:55:45.70
IV.BRIS.HHN. ML:0.0 0.00007531143500000001 0.18 AML other m 2022-05-29T00:55:45.78
IV.SFI.HNE. ML:1.5 0.0003379144 0.13 AML other m 2022-05-29T00:55:43.04
IV.SFI.HNN. ML:1.4 0.00023629169999999999 0.13 AML other m 2022-05-29T00:55:43.05
IV.BRIS.HNN. ML:1.4 0.00017506565999999998 0.19 AML other m 2022-05-29T00:55:45.78
IV.RUFI.EHN. ML:1.1 0.00005117438 0.28 AML other m 2022-05-29T00:55:49.37
IV.VISG.HHE. ML:0.4 0.00001228444 0.28 AML other m 2022-05-29T00:55:52.11
IV.VISG.HHN. ML:0.6 0.000014661674999999999 0.12 AML other m 2022-05-29T00:55:51.02
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download