Earthquake with magnitude of ML 1.7 on date 27-06-2023 and time 22:01:35 (UTC) in region 3 km W Cervia (RA)

A magnitude ML 1.7 earthquake occured in region: 3 km W Cervia (RA), on

  • 27-06-2023 22:01:35 (UTC)
  • 28-06-2023 00:01:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2590, 12.3100 at 15 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
Cervia RA 3 28940 28940
Cesenatico FC 10 25796 54736
Cesena FC 15 96758 151494
Gambettola FC 16 10660 162154
Forlimpopoli FC 17 13290 175444
Bellaria-Igea Marina RN 17 19519 194963
Gatteo FC 18 9068 204031
Bertinoro FC 19 11059 215090
San Mauro Pascoli FC 19 11690 226780
Montiano FC 19 1716 228496
Ravenna RA 20 159116 387612
Savignano sul Rubicone FC 20 17766 405378

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NE of Cesena (96758 inhabitants)
20 Km SE of Ravenna (159116 inhabitants)
22 Km E of Forlì (117913 inhabitants)
30 Km NW of Rimini (147750 inhabitants)
34 Km E of Faenza (58541 inhabitants)
49 Km E of Imola (69797 inhabitants)
62 Km NW of Pesaro (94582 inhabitants)
73 Km NW of Fano (60888 inhabitants)
81 Km E of Bologna (386663 inhabitants)
84 Km SE of Ferrara (133155 inhabitants)
95 Km NE of Arezzo (99543 inhabitants)
99 Km SE of Rovigo (51867 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 1.7 2023-06-27
22:01:35
44.2592 12.3097 15 2023-06-27
22:22:12
Sala Sismica INGV-Roma 118768491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-27 22:01:35 ± 0.37
Latitude 44.2592 ± 0.0162
Longitude 12.3097 ± 0.0138
Depth (km) 15 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118768491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1713
Semi-minor axis of confidence ellipse (meter) 904
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 168
Circular confidence region, given by single value of horizontal uncertainty (meter) 1710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 272
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.33369
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 118768491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-27 22:22:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2023-06-27T22:03:34.53 3.0 undecidable manual Sn 5.09 0
GU.CANO.HHZ. 2023-06-27T22:03:03.64 3.0 undecidable manual Sn 1.34 0
IV.RIBO.EHZ.01 2023-06-27T22:02:21.29 3.0 undecidable manual S -4.11 0
IV.ATFO.HHZ. 2023-06-27T22:02:05.24 0.3 undecidable manual S 168 101.2209 93 0.44 59
IV.ARVD.HHZ. 2023-06-27T22:02:04.26 0.3 undecidable manual S 149 98.4237 93 0.21 62
IV.PIEI.HHZ. 2023-06-27T22:01:59.50 0.1 undecidable manual S 167 82.251 94 -0.25 85
IV.CSP1.EHZ. 2023-06-27T22:01:59.92 0.1 undecidable manual P 151 148.0407 92 0.38 72
IV.CRE.HHZ. 2023-06-27T22:01:58.76 0.1 undecidable manual S 202 76.5678 94 0.53 79
IV.MPAG.EHZ. 2023-06-27T22:01:58.15 0.1 undecidable manual S 153 78.5658 94 -0.62 77
IV.SFI.EHZ. 2023-06-27T22:01:52.07 0.3 undecidable manual S 223 53.9016 96 -0.13 70
IV.ARVD.HHZ. 2023-06-27T22:01:52.17 0.3 undecidable manual P 149 98.4237 93 0.28 61
IV.ATFO.HHZ. 2023-06-27T22:01:52.49 0.1 undecidable manual P 168 101.2209 93 0.16 83
IV.MPAG.EHZ. 2023-06-27T22:01:48.42 0.1 undecidable manual P 153 78.5658 94 -0.43 83
IV.PIEI.HHZ. 2023-06-27T22:01:48.85 0.3 undecidable manual P 167 82.251 94 -0.56 59
IV.CRE.HHZ. 2023-06-27T22:01:48.70 0.1 undecidable manual P 202 76.5678 94 0.17 87
IV.SFI.EHZ. 2023-06-27T22:01:44.82 0.1 undecidable manual P 223 53.9016 96 -0.24 91
IV.BLLA.EHZ. 2023-06-27T22:01:43.05 0.1 undecidable manual S 135 18.1707 118 0.12 98
IV.BLLA.EHZ. 2023-06-27T22:01:39.70 0.1 undecidable manual P 135 18.1707 118 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHN. ML:1.7 0.000122 0.18 AML other m 2023-06-27T22:01:53.91
IV.SFI.EHE. ML:1.9 0.0001815 0.82 AML other m 2023-06-27T22:01:53.45
IV.CRE.HHN. ML:1.9 0.0001265 0.24 AML other m 2023-06-27T22:01:59.43
IV.CRE.HHE. ML:1.6 0.000056349999999999994 0.32 AML other m 2023-06-27T22:02:01.35
IV.PIEI.HHN. ML:1.6 0.000051500000000000005 0.48 AML other m 2023-06-27T22:02:01.51
IV.PIEI.HHE. ML:1.8 0.00007929999999999999 0.98 AML other m 2023-06-27T22:02:01.52
IV.ARVD.HHN. ML:1.5 0.000034250000000000006 0.38 AML other m 2023-06-27T22:02:08.79
IV.ARVD.HHE. ML:1.5 0.000031450000000000006 0.56 AML other m 2023-06-27T22:02:08.37
IV.ATFO.HHN. ML:1.7 0.00004885 0.66 AML other m 2023-06-27T22:02:13.25
IV.ATFO.HHE. ML:1.7 0.000051750000000000004 0.82 AML other m 2023-06-27T22:02:15.71
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