Earthquake with magnitude of ML 1.4 on date 12-08-2020 and time 23:56:06 (Italy) in region 2 km NW Predappio (FC)

A magnitude ML 1.4 earthquake occured in region: 2 km NW Predappio (FC), on

  • 12-08-2020 21:56:06 (UTC)
  • 12-08-2020 23:56:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1180, 11.9600 at 10 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
Predappio FC 2 6346 6346
Dovadola FC 6 1653 7999
Castrocaro Terme e Terra del Sole FC 7 6426 14425
Meldola FC 8 9970 24395
Rocca San Casciano FC 11 1910 26305
Civitella di Romagna FC 12 3786 30091
Forlì FC 13 117913 148004
Modigliana FC 14 4560 152564
Galeata FC 14 2516 155080
Bertinoro FC 14 11059 166139
Forlimpopoli FC 16 13290 179429
Portico e San Benedetto FC 18 756 180185
Tredozio FC 18 1212 181397
Brisighella RA 19 7639 189036
Santa Sofia FC 19 4136 193172
Faenza RA 20 58541 251713

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km SW of Forlì (117913 inhabitants)
20 Km SE of Faenza (58541 inhabitants)
23 Km W of Cesena (96758 inhabitants)
33 Km SE of Imola (69797 inhabitants)
39 Km SW of Ravenna (159116 inhabitants)
49 Km W of Rimini (147750 inhabitants)
65 Km SE of Bologna (386663 inhabitants)
68 Km NE of Firenze (382808 inhabitants)
73 Km N of Arezzo (99543 inhabitants)
74 Km E of Prato (191150 inhabitants)
74 Km NE of Scandicci (50609 inhabitants)
80 Km W of Pesaro (94582 inhabitants)
84 Km SE of Ferrara (133155 inhabitants)
86 Km E of Pistoia (90315 inhabitants)
90 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
Bulletin
Rev1000
ML 1.4 2020-08-12
21:56:06
44.1182 11.9598 10 2021-02-26
15:54:52
Bollettino Sismico Italiano INGV 86375871
Reviewed
Rev100
ML 1.5 2020-08-12
21:56:06
44.1147 11.9372 9 2020-08-12
22:07:47
Sala Sismica INGV-Roma 81919931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-12 21:56:06 ± 0.14
Latitude 44.1182 ± 0.0072
Longitude 11.9598 ± 0.0113
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86375871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 812
Semi-minor axis of confidence ellipse (meter) 591
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 59
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71496
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 86375871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-26 15:41:40

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 81919931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-12 22:07:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MBFT.HHZ. 2020-08-12T21:57:39.32 3.0 undecidable manual P -0.12 0
OT.OT13.EHZ. 2020-08-12T21:57:29.88 3.0 undecidable manual Sn 1.93 0
IV.VAGA.HHZ. 2020-08-12T21:57:27.86 3.0 undecidable manual Sg 11.09 0
IV.IST3.HHZ. 2020-08-12T21:57:21.12 3.0 undecidable manual P 0
IV.ROSPO.HHZ. 2020-08-12T21:57:20.93 3.0 undecidable manual Sg 14.89 0
IV.VIVA.HHZ. 2020-08-12T21:57:02.76 3.0 undecidable manual Sn -0.41 0
CR.STON.BHZ. 2020-08-12T21:56:58.66 3.0 undecidable manual Pn 4.33 0
ST.ZIAN.EHZ. 2020-08-12T21:56:54.66 3.0 undecidable manual Sn -5.38 0
IV.FIR.HHZ. 2020-08-12T21:56:30.57 3.0 undecidable manual Sn -1.51 0
IV.RCAV.EHZ. 2020-08-12T21:56:29.35 3.0 undecidable manual Pn -3.78 0
IV.RUFI.EHZ. 2020-08-12T21:56:22.05 0.6 undecidable manual S 229 47.5191 50 0.45 44
IV.SEI.HHZ. 2020-08-12T21:56:21.95 0.6 undecidable manual S 262 48.4182 50 0.12 48
IV.VISG.HHZ. 2020-08-12T21:56:20.35 0.3 undecidable manual S 281 42.5241 50 0.08 73
IV.RONT.HHZ. 2020-08-12T21:56:20.94 0.6 undecidable manual S 252 44.2224 50 0.22 47
IV.NARO.HHZ. 2020-08-12T21:56:19.18 0.3 undecidable manual P 138 75.0693 50 -0.14 68
IV.ASQU.HHZ. 2020-08-12T21:56:19.58 0.6 undecidable manual S 201 38.1285 50 0.48 45
IV.RINC.HHZ. 2020-08-12T21:56:19.50 0.6 undecidable manual S 228 38.1285 50 0.41 45
IV.PIEI.HHZ. 2020-08-12T21:56:19.98 0.3 undecidable manual P 144 79.365 50 0 69
IV.IMOL.EHZ. 2020-08-12T21:56:18.87 0.6 undecidable manual S 327 31.8459 50 1.45 29
IV.SFI.EHZ. 2020-08-12T21:56:16.26 0.6 undecidable manual S 201 25.3524 111 0.66 43
IV.CPGN.HNE. 2020-08-12T21:56:15.39 0.3 undecidable manual P 141 45.4212 50 0.63 63
IV.MTRZ.HNZ. 2020-08-12T21:56:15.12 0.6 undecidable manual P 297 47.7189 50 0.01 49
IV.RSM2.HHZ. 2020-08-12T21:56:15.66 3.0 undecidable manual P 0.2 0
IV.RONT.HHZ. 2020-08-12T21:56:14.12 0.3 undecidable manual P 252 44.2224 50 -0.45 67
IV.FIU.EHZ. 2020-08-12T21:56:14.25 3.0 positive manual Pn -1.15 0
IV.BRIS.HHZ. 2020-08-12T21:56:14.24 0.6 undecidable manual S 308 19.3695 117 0.53 46
IV.SEI.HHZ. 2020-08-12T21:56:14.62 0.3 undecidable manual P 262 48.4182 50 -0.6 63
IV.RUFI.EHZ. 2020-08-12T21:56:14.73 0.1 undecidable manual P 229 47.5191 50 -0.35 91
IV.VENL.HNN. 2020-08-12T21:56:14.33 3.0 undecidable manual P -9.99 0
IV.RINC.HHZ. 2020-08-12T21:56:13.39 0.1 undecidable manual P 228 38.1285 50 -0.24 95
IV.ASQU.HHZ. 2020-08-12T21:56:13.35 0.1 undecidable manual P 201 38.1285 50 -0.28 94
IV.VISG.HHZ. 2020-08-12T21:56:13.67 0.3 undecidable manual P 281 42.5241 50 -0.64 63
IV.IMOL.EHZ. 2020-08-12T21:56:12.59 0.3 undecidable manual P 327 31.8459 50 -0.07 74
IV.ARVD.HHZ. 2020-08-12T21:56:11.55 3.0 undecidable manual P 0.12 0
IV.SFI.EHZ. 2020-08-12T21:56:11.54 0.1 positive manual P 201 25.3524 111 -0.07 100
IV.BRIS.HHZ. 2020-08-12T21:56:10.38 0.1 undecidable manual P 308 19.3695 117 -0.14 100
IV.BRSN.HNE. 2020-08-12T21:56:10.91 0.3 undecidable manual P 27 20.7681 115 0.13 75
IV.CRTC.HHZ. 2020-08-12T21:56:08.05 3.0 negative manual P -0.37 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRTC.HHN. ML:1.2 0.000017938865 0.1792 AML other m 2020-08-12T21:56:10.82
IV.CRTC.HHE. ML:1.3 0.000026163560000000002 1.8208 AML other m 2020-08-12T21:56:11.03
IV.BRIS.HHE. ML:1.6 0.00027064224999999995 0.256 AML other m 2020-08-12T21:56:14.54
IV.BRIS.HHN. ML:1.4 0.00021679474999999998 0.2304 AML other m 2020-08-12T21:56:14.59
IV.ARVD.HHN. ML:0.7 0.0000056321324999999996 0.0512 AML other m 2020-08-12T21:56:15.01
IV.BRIS.HNN. ML:1.4 0.0001739519 0.8992 AML other m 2020-08-12T21:56:15.61
IV.SFI.EHN. ML:1.7 0.00028873505 0.1664 AML other m 2020-08-12T21:56:16.64
IV.SFI.HNN. ML:1.7 0.0002855743 0.1792 AML other m 2020-08-12T21:56:16.64
IV.SFI.HNE. ML:1.6 0.00022240885 0.1408 AML other m 2020-08-12T21:56:17.20
IV.SFI.EHE. ML:1.6 0.0002240802 0.1408 AML other m 2020-08-12T21:56:17.20
IV.IMOL.HNN. ML:1.8 0.00030553584999999997 0.4096 AML other m 2020-08-12T21:56:19.74
IV.IMOL.HNE. ML:1.7 0.00023398849999999998 0.2816 AML other m 2020-08-12T21:56:19.77
IV.ASQU.HHE. ML:1.5 0.000111834765 0.4992 AML other m 2020-08-12T21:56:19.90
IV.RINC.HHE. ML:1.4 0.000091360035 0.32 AML other m 2020-08-12T21:56:20.08
IV.ASQU.HHN. ML:1.5 0.0001255452 0.1792 AML other m 2020-08-12T21:56:20.26
IV.VISG.HHN. ML:1.5 0.000093394835 0.256 AML other m 2020-08-12T21:56:21.20
IV.BRIS.HNE. ML:1.3 0.00014996914999999998 1.216 AML other m 2020-08-12T21:56:21.70
IV.RONT.HHN. ML:1.4 0.00008446967999999999 1.7184 AML other m 2020-08-12T21:56:21.90
IV.VISG.HHE. ML:1.3 0.00006407745 0.2688 AML other m 2020-08-12T21:56:22.44
IV.SEI.HHN. ML:1.6 0.00010832134999999999 0.3712 AML other m 2020-08-12T21:56:22.66
IV.RINC.HHN. ML:1.1 0.000046385755 0.5248 AML other m 2020-08-12T21:56:22.43
IV.RONT.HHE. ML:1.5 0.00010018950000000001 0.256 AML other m 2020-08-12T21:56:23.07
IV.SEI.HHE. ML:1.4 0.000068451305 0.3584 AML other m 2020-08-12T21:56:23.75
IV.NARO.HHN. ML:0.5 0.000007199864 0.2688 AML other m 2020-08-12T21:56:31.85
IV.PIEI.HHE. ML:1.0 0.00001527158 0.3968 AML other m 2020-08-12T21:56:34.15
IV.PIEI.HHN. ML:0.9 0.000011215904999999999 0.2048 AML other m 2020-08-12T21:56:34.38
IV.NARO.HHE. ML:0.5 0.000007143764 0.2816 AML other m 2020-08-12T21:56:36.68
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