Earthquake with magnitude of ML 1.5 on date 11-06-2021 and time 08:53:09 (Italy) in region 2 km SE Longiano (FC)

A magnitude ML 1.5 earthquake occured in region: 2 km SE Longiano (FC), on

  • 11-06-2021 06:53:09 (UTC)
  • 11-06-2021 08:53:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0630, 12.3450 at 38 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
Longiano FC 2 7126 7126
Roncofreddo FC 3 3386 10512
Borghi FC 4 2843 13355
Montiano FC 4 1716 15071
Savignano sul Rubicone FC 6 17766 32837
Gatteo FC 6 9068 41905
Gambettola FC 6 10660 52565
Sogliano al Rubicone FC 7 3195 55760
San Mauro Pascoli FC 8 11690 67450
Santarcangelo di Romagna RN 8 22089 89539
Poggio Torriana RN 9 5135 94674
Verucchio RN 11 10078 104752
Cesena FC 12 96758 201510
Bellaria-Igea Marina RN 13 19519 221029
Cesenatico FC 16 25796 246825
Mercato Saraceno FC 17 6886 253711
Rimini RN 18 147750 401461
Talamello RN 18 1104 402565
San Leo RN 19 2972 405537
Novafeltria RN 19 7164 412701
Bertinoro FC 19 11059 423760

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SE of Cesena (96758 inhabitants)
18 Km W of Rimini (147750 inhabitants)
30 Km SE of Forlì (117913 inhabitants)
41 Km S of Ravenna (159116 inhabitants)
44 Km SE of Faenza (58541 inhabitants)
49 Km W of Pesaro (94582 inhabitants)
59 Km W of Fano (60888 inhabitants)
60 Km SE of Imola (69797 inhabitants)
76 Km NE of Arezzo (99543 inhabitants)
93 Km E of Firenze (382808 inhabitants)
93 Km SE of Bologna (386663 inhabitants)
99 Km E of Scandicci (50609 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 1.5 2021-06-11
06:53:09
44.0633 12.3447 38 2021-12-29
11:12:14
Bollettino Sismico Italiano INGV 93240931
Reviewed
Rev100
ML 1.5 2021-06-11
06:53:08
44.1863 12.4638 10 2021-06-11
07:04:11
Sala Sismica INGV-Roma 91074061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-11 06:53:09 ± 0.16
Latitude 44.0633 ± 0.0153
Longitude 12.3447 ± 0.0163
Depth (km) 38 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 93240931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1750
Semi-minor axis of confidence ellipse (meter) 1280
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 1750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 197
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.49
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70867
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 91074061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-11 07:04:11

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 93240931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-18 14:53:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.ROTM.HHZ. 2021-06-11T06:54:46.45 3.0 undecidable manual Sg 17.58 0
IV.MGR.HHZ. 2021-06-11T06:54:32.09 3.0 positive manual Pg 13.19 0
CR.STON.BHZ. 2021-06-11T06:54:15.74 3.0 undecidable manual Pn 5.16 0
IV.COLB.HHZ. 2021-06-11T06:54:03.63 3.0 undecidable manual Pn -0.53 0
GU.ROTM.HHZ. 2021-06-11T06:54:00.27 3.0 negative manual Pg 5.81 0
IV.VBKN.HHZ. 2021-06-11T06:53:57.40 3.0 negative manual Pn -7.73 0
IV.NDIM.HNZ. 2021-06-11T06:53:43.93 3.0 undecidable manual Sn -3.55 0
IV.ARRO.EHZ. 2021-06-11T06:53:39.11 3.0 positive manual Pg 2.13 0
IV.MMO1.EHZ. 2021-06-11T06:53:38.11 3.0 undecidable manual Pg 3.47 0
IV.ZEN8.EHZ. 2021-06-11T06:53:37.39 3.0 positive manual Pn -1.94 0
IV.ATVO.HHZ. 2021-06-11T06:53:35.30 0.6 undecidable manual S 176 75.7686 90 1.76 24
IV.SEI.HHZ. 2021-06-11T06:53:35.91 0.6 undecidable manual S 270 78.6657 90 1.74 23
IV.RUFI.EHZ. 2021-06-11T06:53:34.01 0.6 undecidable manual S 250 71.2731 90 1.44 29
IV.ATPI.EHZ. 2021-06-11T06:53:33.26 0.3 undecidable manual S 176 68.0763 90 1.36 47
IV.PIEI.HHZ. 2021-06-11T06:53:30.73 0.6 undecidable manual S 165 60.495 90 0.47 47
IV.MPAG.EHZ. 2021-06-11T06:53:30.74 0.6 undecidable manual S 145 58.497 90 0.91 40
IV.NARO.HHZ. 2021-06-11T06:53:29.10 0.6 undecidable manual S 159 53.6019 90 0.32 50
IV.LMD.HHZ. 2021-06-11T06:53:28.13 0.3 undecidable manual S 272 50.8158 90 -0.05 80
IV.PARC.HHZ. 2021-06-11T06:53:27.42 0.3 undecidable manual S 190 46.8198 90 0.11 79
IV.PE3.EHZ. 2021-06-11T06:53:26.71 0.6 undecidable manual S 163 42.5241 103 0.32 51
IV.SFI.EHZ. 2021-06-11T06:53:26.53 0.6 undecidable manual S 246 43.4232 101 -0.06 54
IV.PESA.HHZ. 2021-06-11T06:53:25.76 0.6 undecidable manual S 109 41.8248 105 -0.48 49
IV.SEI.HHZ. 2021-06-11T06:53:24.36 1.0 undecidable manual P 270 78.6657 90 0.41 23
IV.CPGN.HNN. 2021-06-11T06:53:24.41 0.6 undecidable manual S 184 29.1486 127 0.59 48
IV.RUFI.EHZ. 2021-06-11T06:53:23.90 0.3 undecidable manual P 250 71.2731 90 0.88 58
IV.ATVO.HHZ. 2021-06-11T06:53:23.86 0.3 undecidable manual P 176 75.7686 90 0.28 72
IV.ATPI.EHZ. 2021-06-11T06:53:22.56 0.3 undecidable manual P 176 68.0763 90 -0.08 77
IV.ASQU.HHE. 2021-06-11T06:53:21.12 0.3 undecidable manual P 236 53.3022 90 0.32 74
IV.PIEI.HHZ. 2021-06-11T06:53:21.10 0.3 undecidable manual P 165 60.495 90 -0.59 69
IV.NARO.HHZ. 2021-06-11T06:53:20.25 0.3 undecidable manual P 159 53.6019 90 -0.58 70
IV.CRTC.HNE. 2021-06-11T06:53:20.89 0.6 undecidable manual P 127 54.0015 90 0 53
IV.MPAG.EHZ. 2021-06-11T06:53:20.94 0.1 undecidable manual P 145 58.497 90 -0.5 95
IV.LMD.HHZ. 2021-06-11T06:53:20.10 0.3 undecidable manual P 272 50.8158 90 -0.38 75
IV.PE3.EHZ. 2021-06-11T06:53:19.05 0.1 undecidable manual P 163 42.5241 103 -0.41 100
IV.PARC.HHZ. 2021-06-11T06:53:19.46 0.1 undecidable manual P 190 46.8198 90 -0.52 97
IV.SFI.EHZ. 2021-06-11T06:53:18.77 0.1 undecidable manual P 246 43.4232 101 -0.8 88
IV.PESA.HHZ. 2021-06-11T06:53:18.59 0.3 undecidable manual P 109 41.8248 105 -0.78 66
IV.CPGN.HNN. 2021-06-11T06:53:17.97 0.3 undecidable manual P 184 29.1486 127 0 83
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PESA.HHN. ML:1.9 0.00016261900000000002 0.08 AML other m 2021-06-11T06:53:26.93
IV.PESA.HHE. ML:2.1 0.00031076315 0.1792 AML other m 2021-06-11T06:53:26.90
IV.SFI.EHN. ML:1.2 0.0000335 0.36 AML other m 2021-06-11T06:53:27.60
IV.PARC.HHN. ML:1.0 0.00002235 1.16 AML other m 2021-06-11T06:53:27.13
IV.PE3.EHE. ML:1.8 0.0001485458 0.24 AML other m 2021-06-11T06:53:27.90
IV.SFI.EHE. ML:1.3 0.000041099999999999996 0.6 AML other m 2021-06-11T06:53:28.43
IV.LMD.HHN. ML:1.7 0.00009054999999999999 1.24 AML other m 2021-06-11T06:53:29.84
IV.LMD.HHE. ML:1.6 0.00007960000000000001 0.24 AML other m 2021-06-11T06:53:29.27
IV.PE3.EHN. ML:1.8 0.000140118815 0.4416 AML other m 2021-06-11T06:53:29.67
IV.PARC.HHE. ML:1.2 0.000030350000000000002 1.4 AML other m 2021-06-11T06:53:31.04
IV.NARO.HHE. ML:1.3 0.000034149999999999997 0.18 AML other m 2021-06-11T06:53:31.18
IV.PIEI.HHE. ML:1.7 0.00007300000000000001 0.16 AML other m 2021-06-11T06:53:31.72
IV.PIEI.HHN. ML:1.3 0.00003625000000000001 0.56 AML other m 2021-06-11T06:53:31.51
IV.NARO.HHN. ML:1.2 0.0000281 0.34 AML other m 2021-06-11T06:53:32.31
IV.MPAG.EHE. ML:1.2 0.000027634365000000002 0.1408 AML other m 2021-06-11T06:53:32.66
IV.MPAG.EHN. ML:1.2 0.000022769435 0.2208 AML other m 2021-06-11T06:53:33.91
IV.ATPI.EHN. ML:1.3 0.000029194185 0.48 AML other m 2021-06-11T06:53:33.69
IV.ATPI.EHE. ML:1.2 0.00002295759 0.4608 AML other m 2021-06-11T06:53:35.21
IV.ATVO.HHE. ML:1.6 0.00004585 0.7 AML other m 2021-06-11T06:53:36.46
IV.SEI.HHN. ML:1.9 0.00010045 1.06 AML other m 2021-06-11T06:53:37.68
IV.SEI.HHE. ML:1.6 0.00004355000000000001 0.34 AML other m 2021-06-11T06:53:37.76
IV.ATVO.HHN. ML:1.6 0.0000443 0.42 AML other m 2021-06-11T06:53:39.46
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