Earthquake with magnitude of ML 1.2 on date 14-07-2020 and time 10:55:14 (UTC) in region 2 km S Riolo Terme (RA)

A magnitude ML 1.2 earthquake occured in region: 2 km S Riolo Terme (RA), on

  • 14-07-2020 10:55:14 (UTC)
  • 14-07-2020 12:55:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2620, 11.7270 at 22 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
Riolo Terme RA 2 5720 5720
Brisighella RA 6 7639 13359
Castel Bolognese RA 9 9554 22913
Casola Valsenio RA 9 2617 25530
Casalfiumanese BO 10 3438 28968
Imola BO 10 69797 98765
Borgo Tossignano BO 11 3288 102053
Faenza RA 13 58541 160594
Modigliana FC 13 4560 165154
Fontanelice BO 13 1943 167097
Dozza BO 13 6652 173749
Solarolo RA 15 4488 178237
Bagnara di Romagna RA 16 2429 180666
Mordano BO 17 4760 185426
Castel del Rio BO 18 1246 186672
Castel San Pietro Terme BO 19 20811 207483
Castel Guelfo di Bologna BO 19 4455 211938

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km S of Imola (69797 inhabitants)
13 Km W of Faenza (58541 inhabitants)
25 Km W of Forlì (117913 inhabitants)
40 Km SE of Bologna (386663 inhabitants)
41 Km W of Ravenna (159116 inhabitants)
43 Km W of Cesena (96758 inhabitants)
65 Km S of Ferrara (133155 inhabitants)
66 Km NE of Prato (191150 inhabitants)
66 Km NE of Firenze (382808 inhabitants)
71 Km W of Rimini (147750 inhabitants)
71 Km NE of Scandicci (50609 inhabitants)
74 Km E of Pistoia (90315 inhabitants)
77 Km SE of Modena (184973 inhabitants)
88 Km SE of Carpi (70699 inhabitants)
89 Km N of Arezzo (99543 inhabitants)
90 Km S of Rovigo (51867 inhabitants)
100 Km E of Reggio nell'Emilia (171345 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 1.2 2020-07-14
10:55:14
44.2617 11.7272 22 2020-11-19
12:37:02
Bollettino Sismico Italiano INGV 83097941
Reviewed
Rev100
ML 1.2 2020-07-14
10:55:14
44.2693 11.743 22 2020-07-14
11:11:56
Sala Sismica INGV-Roma 81028121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-14 10:55:14 ± 0.06
Latitude 44.2617 ± 0.0027
Longitude 11.7272 ± 0.0038
Depth (km) 22 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83097941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 260
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 331
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 252
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.04
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22213
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 83097941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-21 10:42:00

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 81028121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-14 11:11:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.QLNO.HHZ. 2020-07-14T10:56:39.55 3.0 undecidable manual Sn 2.92 0
IV.ACATE.EHZ. 2020-07-14T10:56:32.45 3.0 undecidable manual Sn -9.99 0
GU.CIRO.HHZ. 2020-07-14T10:56:23.21 3.0 negative manual Pg 19.299999 0
IV.MBFT.HHZ. 2020-07-14T10:56:23.79 3.0 undecidable manual Sg 0.18 0
IV.SPS2.HHZ. 2020-07-14T10:56:23.32 3.0 undecidable manual Sg 6.05 0
IV.PLLN.EHZ. 2020-07-14T10:56:21.39 3.0 undecidable manual Sn -3.51 0
XK.GIZZ.HHZ. 2020-07-14T10:56:12.25 3.0 undecidable manual Sn -8.88 0
IV.SBPO.HNZ. 2020-07-14T10:56:11.05 3.0 undecidable manual Sn -9.99 0
GU.GSCL.HHZ. 2020-07-14T10:56:01.05 3.0 undecidable manual Sn -8.07 0
XK.SELL.HHZ. 2020-07-14T10:55:55.13 3.0 undecidable manual Pg 13.92 0
XK.ALB1.HHZ. 2020-07-14T10:55:54.54 3.0 undecidable manual Pg 13.96 0
CH.MUGIO.HHZ. 2020-07-14T10:55:54.38 3.0 negative manual Pn -3.36 0
IV.EPZF.HHZ. 2020-07-14T10:55:52.89 3.0 negative manual Pg 8.18 0
IV.ZONE.HHZ. 2020-07-14T10:55:52.80 3.0 undecidable manual Pn 2.41 0
MN.PDG.HHZ. 2020-07-14T10:55:50.23 3.0 positive manual Pn -2.27 0
IV.ORZI.HHZ. 2020-07-14T10:55:50.83 3.0 positive manual Pn 3.76 0
IV.CMPR.HHZ. 2020-07-14T10:55:47.62 3.0 undecidable manual Sg 1.68 0
IV.PIEI.HHZ. 2020-07-14T10:55:45.96 3.0 undecidable manual Sg 9.22 0
XK.GIZZ.HHZ. 2020-07-14T10:55:44.50 3.0 negative manual Pg 6.3 0
IV.GMB.BHZ. 2020-07-14T10:55:43.86 3.0 undecidable manual Pn -1.04 0
IV.CAVT.HHZ. 2020-07-14T10:55:42.98 3.0 negative manual Pn -0.33 0
IV.SBPO.HNZ. 2020-07-14T10:55:38.94 3.0 negative manual Pn 0.79 0
GU.GSCL.HHZ. 2020-07-14T10:55:33.06 3.0 undecidable manual Pn 1.61 0
IV.SFI.EHZ. 2020-07-14T10:55:29.33 3.0 undecidable manual S 0
IV.ROSPO.HHZ. 2020-07-14T10:55:27.89 3.0 undecidable manual Sn -0.82 0
IV.SFI.EHZ. 2020-07-14T10:55:27.22 3.0 undecidable manual P 0
IV.VISG.HHZ. 2020-07-14T10:55:24.99 0.6 undecidable manual S 251 24.6531 126 -0.02 48
IV.LMD.HHZ. 2020-07-14T10:55:24.17 0.3 undecidable manual S 184 20.4684 132 0.03 73
IV.BRIS.HHZ. 2020-07-14T10:55:21.93 0.3 undecidable manual S 143 5.1948 165 -0.01 75
IV.VISG.HHZ. 2020-07-14T10:55:20.77 0.3 undecidable manual P 251 24.6531 126 0.03 72
IV.LMD.HHZ. 2020-07-14T10:55:20.21 0.1 undecidable manual P 184 20.4684 132 -0.04 97
IT.PLTA.HNZ. 2020-07-14T10:55:20.40 3.0 undecidable manual Sn -3.84 0
IV.BRIS.HHZ. 2020-07-14T10:55:18.99 0.1 undecidable manual P 143 5.1948 165 0.01 100
IV.SENI.HNZ. 2020-07-14T10:55:17.08 3.0 undecidable manual Pg 1.87 0
IV.ARVD.HHZ. 2020-07-14T10:55:17.96 3.0 positive manual Pg 5.67 0
IV.ROSPO.HHZ. 2020-07-14T10:55:16.00 3.0 negative manual Pg 7.25 0
IV.MGAB.HHZ. 2020-07-14T10:55:05.24 3.0 positive manual P -1.41 0
IV.GAVE.EHZ. 2020-07-14T10:54:56.97 3.0 negative manual P -4.31 0
IV.LRP.EHZ. 2020-07-14T10:54:55.30 3.0 undecidable manual P 2.65 0
IV.VVLD.HHZ. 2020-07-14T10:54:53.57 3.0 positive manual Pn 0.12 0
IV.SAMA.EHZ. 2020-07-14T10:54:49.41 3.0 undecidable manual P -1.29 0
IV.VIVA.HHZ. 2020-07-14T10:54:48.29 3.0 negative manual P -0.31 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRIS.HHE. ML:1.4 0.0002015172 0.3584 AML other m 2020-07-14T10:55:22.04
IV.BRIS.HHN. ML:1.2 0.00012549280000000003 0.1152 AML other m 2020-07-14T10:55:22.20
IV.LMD.HHN. ML:1.0 0.000048222885 1.84 AML other m 2020-07-14T10:55:25.97
IV.LMD.HHE. ML:1.1 0.000058993094999999996 0.3008 AML other m 2020-07-14T10:55:25.37
IV.VISG.HHE. ML:1.1 0.00005633685000000001 1.2576 AML other m 2020-07-14T10:55:25.07
IV.VISG.HHN. ML:1.2 0.000063162225 0.2816 AML other m 2020-07-14T10:55:26.07
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