Earthquake with magnitude of ML 2.0 on date 17-04-2020 and time 04:28:51 (Italy) in region 4 km S Bardi (PR)

A magnitude ML 2.0 earthquake occured in region: 4 km S Bardi (PR), on

  • 17-04-2020 02:28:51 (UTC)
  • 17-04-2020 04:28:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6, 9.73 at 20 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
Bardi PR 4 2227 2227
Varsi PR 12 1230 3457
Compiano PR 13 1112 4569
Borgo Val di Taro PR 13 6999 11568
Valmozzola PR 13 539 12107
Bedonia PR 13 3482 15589
Morfasso PC 14 1024 16613
Bore PR 14 749 17362
Tornolo PR 15 1010 18372
Albareto PR 17 2156 20528
Farini PC 18 1290 21818
Ferriere PC 19 1294 23112
Solignano PR 20 1773 24885

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km S of Piacenza (102191 inhabitants)
52 Km W of Parma (192836 inhabitants)
55 Km N of La Spezia (93959 inhabitants)
64 Km SW of Cremona (71901 inhabitants)
65 Km NW of Carrara (63133 inhabitants)
67 Km E of Genova (586655 inhabitants)
71 Km NW of Massa (69479 inhabitants)
72 Km W of Reggio nell'Emilia (171345 inhabitants)
79 Km SE of Pavia (72576 inhabitants)
91 Km NW of Viareggio (62467 inhabitants)
94 Km W of Carpi (70699 inhabitants)
95 Km E of Alessandria (93943 inhabitants)
95 Km W of Modena (184973 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 2.0 2020-04-17
02:28:51
44.6 9.73 20 2020-07-18
21:08:34
Bollettino Sismico Italiano INGV 78642521
Reviewed
Rev100
ML 1.9 2020-04-17
02:28:51
44.6 9.73 10 2020-04-17
02:39:00
Sala Sismica INGV-Roma 78303041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-17 02:28:51 ± 0.12
Latitude 44.60 ± 0.01
Longitude 9.73 ± 0.01
Depth (km) 20 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78642521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 997
Semi-minor axis of confidence ellipse (meter) 837
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 349
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 19
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
Epicentral distance of station farthest from the epicenter (degree) 1.60439
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2

Field Value
Value 2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 78642521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-28 10:32:00

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 78303041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-17 02:39:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IT.PLTA.HNZ. 2020-04-17T02:30:05.77 3.0 negative manual Pn 4.16 0
IV.AGLI.HHZ. 2020-04-17T02:29:56.81 3.0 negative manual Pg 10.41 0
IV.OFFI.HHZ. 2020-04-17T02:29:53.13 3.0 undecidable manual Pg 8.98 0
GU.CARD.HHZ. 2020-04-17T02:29:20.65 3.0 undecidable manual S 0
ST.RONC.EHZ. 2020-04-17T02:29:19.07 0.1 undecidable manual P 24 1.5154 54 0.59 65
SI.LUSI.HHZ. 2020-04-17T02:29:18.83 0.1 undecidable manual P 32 1.6044 54 -0.88 53
ST.VARA.HNZ. 2020-04-17T02:29:17.76 0.6 undecidable manual P 33 1.4749 54 -0.17 36
IV.MBAL.EHZ. 2020-04-17T02:29:16.36 3.0 undecidable manual P -0.2 0
OX.BALD.HHZ. 2020-04-17T02:29:15.94 0.1 undecidable manual P 35 1.3265 54 0.06 81
IV.MAGA.HHZ. 2020-04-17T02:29:15.06 0.3 undecidable manual P 28 1.3346 54 -0.92 45
IV.MDI.HHZ. 2020-04-17T02:29:14.13 3.0 positive manual P 0.72 0
IV.ZONE.HHZ. 2020-04-17T02:29:14.17 0.6 undecidable manual P 13 1.1943 94 0.49 38
IV.SALO.HHZ. 2020-04-17T02:29:13.73 0.3 undecidable manual P 29 1.1619 95 0.61 55
IV.PII.HHZ. 2020-04-17T02:29:11.61 0.1 undecidable manual P 147 1.0459 95 0.47 77
GU.RNCA.HHZ. 2020-04-17T02:29:11.45 0.3 undecidable manual S 257 0.5693 100 0.13 70
IV.QLNO.HHZ. 2020-04-17T02:29:10.68 0.1 undecidable manual P 255 1.0252 95 -0.1 85
GU.POPM.HHZ. 2020-04-17T02:29:10.35 3.0 undecidable manual P 1.25 0
GU.PCP.HHZ. 2020-04-17T02:29:07.81 0.1 undecidable manual P 266 0.8454 97 0.08 89
GU.CARD.HHZ. 2020-04-17T02:29:06.58 3.0 undecidable manual P 0
GU.GORR.HHZ. 2020-04-17T02:29:03.82 0.1 undecidable manual S 271 0.3112 112 -0.12 99
GU.RNCA.HHZ. 2020-04-17T02:29:03.21 0.1 undecidable manual P 257 0.5693 100 0.15 93
GU.GRAM.HHZ. 2020-04-17T02:29:02.57 0.3 undecidable manual S 114 0.2626 116 -0.05 76
IV.BOB.HHE. 2020-04-17T02:29:02.54 0.3 undecidable manual S 310 0.2617 117 -0.05 75
IV.PCN.EHZ. 2020-04-17T02:29:01.20 0.1 undecidable manual P 360 0.4353 104 0.39 92
GU.GORR.HHZ. 2020-04-17T02:28:58.72 0.1 negative manual P 271 0.3112 112 -0.07 100
IV.BOB.HHE. 2020-04-17T02:28:57.67 0.1 undecidable manual P 310 0.2617 117 -0.35 95
GU.GRAM.HHZ. 2020-04-17T02:28:57.62 0.1 negative manual P 114 0.2626 116 -0.41 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GRAM.HHE. ML:2.3 0.0007755 0.28 AML other m 2020-04-17T02:29:03.02
GU.GRAM.HHN. ML:2.3 0.000758 1.8 AML other m 2020-04-17T02:29:03.93
GU.GORR.HHE. ML:2.2 0.0005275 0.6 AML other m 2020-04-17T02:29:04.48
GU.GORR.HHN. ML:2 0.000384 1.3 AML other m 2020-04-17T02:29:04.03
GU.RNCA.HHE. ML:1.8 0.00012 0.92 AML other m 2020-04-17T02:29:11.92
GU.RNCA.HHN. ML:1.6 7.99E-5 1.18 AML other m 2020-04-17T02:29:12.98
GU.CARD.HHE. ML:1.9 8.485E-5 1.08 AML other m 2020-04-17T02:29:21.20
GU.CARD.HHN. ML:1.9 9.015E-5 0.18 AML other m 2020-04-17T02:29:22.12
GU.POPM.HHN. ML:1.7 4.675E-5 0.26 AML other m 2020-04-17T02:29:26.83
GU.POPM.HHE. ML:1.7 4.955E-5 1.22 AML other m 2020-04-17T02:29:28.35
IV.MDI.HHE. ML:2.1 7.88E-5 0.58 AML other m 2020-04-17T02:29:31.52
IV.ZONE.HHE. ML:1.9 4.58E-5 0.2 AML other m 2020-04-17T02:29:32.19
IV.ZONE.HHN. ML:2 6.05E-5 0.58 AML other m 2020-04-17T02:29:32.81
IV.MDI.HHN. ML:1.8 4.6E-5 0.46 AML other m 2020-04-17T02:29:32.84
IV.MAGA.HHE. ML:2.1 5.865E-5 0.76 AML other m 2020-04-17T02:29:35.78
IV.MAGA.HHN. ML:2 5.275E-5 0.64 AML other m 2020-04-17T02:29:36.39
SI.LUSI.HHE. ML:1.9 2.785E-5 1.14 AML other m 2020-04-17T02:29:46.70
SI.LUSI.HHN. ML:2 4.19E-5 1.12 AML other m 2020-04-17T02:29:47.80
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download