Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 30-08-2020 and time 21:27:52 (UTC) in region 1 km S Morfasso (PC)

A magnitude ML 2.1 earthquake occured in region: 1 km S Morfasso (PC), on

  • 30-08-2020 21:27:52 (UTC)
  • 30-08-2020 23:27:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7120, 9.7000 at 28 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Morfasso PC 1 1024 1024
Bore PR 8 749 1773
Bardi PR 9 2227 4000
Farini PC 10 1290 5290
Bettola PC 10 2828 8118
Varsi PR 13 1230 9348
Gropparello PC 14 2293 11641
Vernasca PC 14 2131 13772
Lugagnano Val d'Arda PC 16 4116 17888
Ferriere PC 18 1294 19182
Ponte dell'Olio PC 18 4794 23976
Pellegrino Parmense PR 18 1048 25024

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km S of Piacenza (102191 inhabitants)
51 Km W of Parma (192836 inhabitants)
54 Km SW of Cremona (71901 inhabitants)
68 Km SE of Pavia (72576 inhabitants)
68 Km N of La Spezia (93959 inhabitants)
69 Km E of Genova (586655 inhabitants)
74 Km W of Reggio nell'Emilia (171345 inhabitants)
77 Km NW of Carrara (63133 inhabitants)
83 Km NW of Massa (69479 inhabitants)
88 Km E of Alessandria (93943 inhabitants)
93 Km SE of Milano (1345851 inhabitants)
94 Km W of Carpi (70699 inhabitants)
94 Km SE of Vigevano (63310 inhabitants)
97 Km W of Modena (184973 inhabitants)
98 Km SE of Sesto San Giovanni (81608 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 2.1 2020-08-30
21:27:52		 44.7122 9.7003 28 2020-11-19
12:37:01		 Bollettino Sismico Italiano INGV 82902661
Reviewed
Rev100 		ML 2.1 2020-08-30
21:27:52		 44.7183 9.707 27 2020-08-30
21:55:55		 Sala Sismica INGV-Roma 82481731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-30 21:27:52 ± 0.11
Latitude 44.7122 ± 0.0108
Longitude 9.7003 ± 0.0114
Depth (km) 28 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82902661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1117
Semi-minor axis of confidence ellipse (meter) 822
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 200
Circular confidence region, given by single value of horizontal uncertainty (meter) 1120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.18796
Epicentral distance of station farthest from the epicenter (degree) 1.77616
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 82481731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-30 21:55:55

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 82902661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-15 02:34:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZONE.HHZ. 2020-08-30T21:28:27.71 0.6 undecidable manual S 15 121.0899 54 0.62 37
IV.SALO.HHZ. 2020-08-30T21:28:27.22 0.6 undecidable manual S 32 119.3916 54 0.49 39
MN.TUE.HHZ. 2020-08-30T21:28:22.73 0.3 undecidable manual P 352 197.1582 54 0.93 36
SI.LUSI.HHZ. 2020-08-30T21:28:17.88 0.3 undecidable manual P 35 168.9087 54 -0.41 50
ST.RONC.EHZ. 2020-08-30T21:28:16.63 0.3 undecidable manual P 27 158.0196 54 -0.29 54
GU.SARM.EHN. 2020-08-30T21:28:16.91 0.6 undecidable manual S 136 80.6637 104 0.19 45
IV.MBAL.EHZ. 2020-08-30T21:28:14.73 0.3 undecidable manual P 39 141.9468 54 -0.2 59
IV.MAGA.HHZ. 2020-08-30T21:28:13.72 0.1 undecidable manual P 31 138.4614 54 -0.77 66
IV.ZONE.HHZ. 2020-08-30T21:28:12.19 0.3 undecidable manual P 15 121.0899 54 -0.14 62
IV.SALO.HHZ. 2020-08-30T21:28:12.01 0.1 undecidable manual P 32 119.3916 54 -0.12 83
IV.PRMA.HHE. 2020-08-30T21:28:09.97 0.6 undecidable manual S 83 48.618 114 1.38 30
GU.CARD.HHZ. 2020-08-30T21:28:09.65 0.3 undecidable manual P 141 98.124 101 0.67 57
GU.GORR.HHE. 2020-08-30T21:28:05.50 0.6 undecidable manual S 250 34.2435 124 0.28 48
GU.GRAM.HHE. 2020-08-30T21:28:05.90 0.3 undecidable manual S 130 37.8288 121 -0.14 73
GU.SARM.EHN. 2020-08-30T21:28:05.90 0.3 undecidable manual P 136 80.6637 104 -0.44 63
GU.EQUI.HHN. 2020-08-30T21:28:04.54 0.1 undecidable manual P 149 70.374 106 -0.27 89
GU.RNCA.HHE. 2020-08-30T21:28:04.66 0.3 undecidable manual P 246 64.8906 108 0.65 61
GU.FIVI.HNE. 2020-08-30T21:28:03.69 0.3 undecidable manual P 147 62.3931 108 0.05 71
IV.BOB.HHE. 2020-08-30T21:28:02.50 0.6 undecidable manual S 287 20.868 139 -0.03 51
IV.PRMA.HHE. 2020-08-30T21:28:02.24 0.3 undecidable manual P 83 48.618 114 0.59 64
GU.GORR.HHE. 2020-08-30T21:27:59.75 0.1 undecidable manual P 250 34.2435 124 0.05 100
GU.GRAM.HHE. 2020-08-30T21:27:59.46 0.1 undecidable manual P 130 37.8288 121 -0.72 83
IV.PCN.EHE. 2020-08-30T21:27:59.91 0.3 undecidable manual P 3 35.9418 122 -0.01 75
IV.BOB.HHE. 2020-08-30T21:27:57.95 0.1 undecidable manual P 287 20.868 139 -0.2 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZONE.HHN. ML:2.1 0.00007955000000000001 1.26 AML other m 2020-08-30T21:28:29.63
IV.ZONE.HHE. ML:2.2 0.0000986 0.68 AML other m 2020-08-30T21:28:29.46
IV.MAGA.HHE. ML:2.3 0.00010580000000000001 0.64 AML other m 2020-08-30T21:28:32.64
IV.MBAL.EHE. ML:1.8 0.000035855947 0.1024 AML other m 2020-08-30T21:28:33.51
IV.MBAL.EHN. ML:1.9 0.000042547585 1.8976 AML other m 2020-08-30T21:28:33.99
IV.MAGA.HHN. ML:2.1 0.0000637 1.06 AML other m 2020-08-30T21:28:34.23
ST.RONC.EHE. ML:2.3 0.00008415 1.14 AML other m 2020-08-30T21:28:38.65
ST.RONC.EHN. ML:2.4 0.00011725 1.06 AML other m 2020-08-30T21:28:38.33
SI.LUSI.HHN. ML:2.2 0.00005987898499999999 0.4608 AML other m 2020-08-30T21:28:42.25
SI.LUSI.HHE. ML:1.9 0.000035939565 1.36 AML other m 2020-08-30T21:28:43.96
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
Waveforms Seismic signals in miniseed + resp format Download