Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 22-05-2019 and time 16:42:17 (Italy) in region 3 km SW Salsomaggiore Terme (PR)

A magnitude ML 2.1 earthquake occured in region: 3 km SW Salsomaggiore Terme (PR), on

  • 22-05-2019 14:42:17 (UTC)
  • 22-05-2019 16:42:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7970, 9.9450 at 30 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
Salsomaggiore Terme PR 3 19831 19831
Pellegrino Parmense PR 7 1048 20879
Castell'Arquato PC 9 4713 25592
Vernasca PC 9 2131 27723
Lugagnano Val d'Arda PC 10 4116 31839
Alseno PC 11 4714 36553
Fidenza PR 12 26770 63323
Varano de' Melegari PR 13 2676 65999
Bore PR 15 749 66748
Fiorenzuola d'Arda PC 15 15297 82045
Medesano PR 16 10828 92873
Varsi PR 17 1230 94103
Fornovo di Taro PR 17 6100 100203
Gropparello PC 17 2293 102496
Carpaneto Piacentino PC 18 7715 110211
Noceto PR 18 13001 123212
Fontevivo PR 19 5597 128809

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Parma (192836 inhabitants)
35 Km SE of Piacenza (102191 inhabitants)
38 Km S of Cremona (71901 inhabitants)
55 Km W of Reggio nell'Emilia (171345 inhabitants)
74 Km W of Carpi (70699 inhabitants)
75 Km SE of Pavia (72576 inhabitants)
77 Km N of La Spezia (93959 inhabitants)
79 Km W of Modena (184973 inhabitants)
81 Km N of Carrara (63133 inhabitants)
86 Km S of Brescia (196480 inhabitants)
86 Km N of Massa (69479 inhabitants)
91 Km E of Genova (586655 inhabitants)
95 Km SE of Milano (1345851 inhabitants)
99 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 2019-05-22
14:42:17		 44.797 9.9453 30 2019-11-13
14:30:51		 Bollettino Sismico Italiano INGV 69218581
Reviewed
Rev100 		ML 2.1 2019-05-22
14:42:17		 44.8083 9.9828 29 2019-05-22
15:33:39		 Sala Sismica INGV-Roma 68792041
Reviewed
Rev100 		ML 2.0 2019-05-22
14:42:16		 44.7302 10.0857 10 2019-05-22
15:11:55		 Sala Sismica INGV-Roma 68791311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-22 14:42:17 ± 0.11
Latitude 44.7970 ± 0.0090
Longitude 9.9453 ± 0.0152
Depth (km) 30 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 69218581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1171
Semi-minor axis of confidence ellipse (meter) 927
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 1170.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.35708
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 68791311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-22 15:11:55

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 69218581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-11 09:24:36

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 68792041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-22 15:33:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.STN3.HHZ.02 2019-05-22T14:44:07.81 3.0 positive manual Pg 20.18 0
IV.PTRJ.HNZ. 2019-05-22T14:43:39.92 3.0 undecidable manual Pg 8.6 0
IT.FOPC.HGZ. 2019-05-22T14:43:34.25 3.0 undecidable manual Sn -1.85 0
IV.PIGN.HNZ. 2019-05-22T14:43:32.78 3.0 undecidable manual Pn 1.94 0
IV.GUMA.HHZ. 2019-05-22T14:43:14.48 3.0 undecidable manual Pg 8.36 0
SI.LUSI.HHZ. 2019-05-22T14:42:58.17 0.6 undecidable manual S 31 150.6381 54 -0.63 37
ST.VARA.EHZ. 2019-05-22T14:42:55.72 0.6 undecidable manual S 33 136.1637 54 0.03 44
IV.MAGA.HHZ. 2019-05-22T14:42:53.08 0.6 undecidable manual S 26 120.8901 54 0.67 39
IV.MBAL.EHZ. 2019-05-22T14:42:52.79 0.6 undecidable manual S 35 122.7882 54 -0.02 46
IV.MDI.HHZ. 2019-05-22T14:42:50.48 0.6 undecidable manual S 351 109.4127 54 0.56 41
IV.ZONE.HHZ. 2019-05-22T14:42:50.33 0.6 undecidable manual S 7 108.0141 101 0.75 38
SI.LUSI.HHZ. 2019-05-22T14:42:40.97 0.3 undecidable manual P 31 150.6381 54 -0.5 58
GU.EQUI.HHN. 2019-05-22T14:42:40.60 0.3 undecidable manual S 167 71.8725 107 0.4 72
ST.VARA.EHZ. 2019-05-22T14:42:39.83 0.1 undecidable manual P 33 136.1637 54 0.15 87
IV.MAGA.HHZ. 2019-05-22T14:42:37.33 0.1 undecidable manual P 26 120.8901 54 -0.45 84
IV.MBAL.EHZ. 2019-05-22T14:42:37.65 0.1 undecidable manual P 35 122.7882 54 -0.36 85
IV.ZONE.HHZ. 2019-05-22T14:42:36.48 0.1 undecidable manual P 7 108.0141 101 0.34 89
GU.GORR.HHN. 2019-05-22T14:42:36.69 0.6 undecidable manual S 248 55.5999 113 0.58 45
IV.MDI.HHZ. 2019-05-22T14:42:36.64 0.1 undecidable manual P 351 109.4127 54 0.3 89
IV.BOB.HNE. 2019-05-22T14:42:32.11 0.6 undecidable manual S 265 39.3273 122 -0.12 53
GU.GRAM.HHZ. 2019-05-22T14:42:31.76 0.3 undecidable manual S 164 35.2425 125 0.44 76
GU.EQUI.HHN. 2019-05-22T14:42:30.94 0.3 undecidable manual P 167 71.8725 107 0.21 74
GU.GORR.HHN. 2019-05-22T14:42:28.03 0.3 undecidable manual P 248 55.5999 113 -0.34 74
GU.GRAM.HHZ. 2019-05-22T14:42:25.26 0.1 undecidable manual P 164 35.2425 125 -0.34 100
IV.BOB.HNE. 2019-05-22T14:42:25.48 0.1 undecidable manual P 265 39.3273 122 -0.65 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZONE.HHN. ML:2.1 0.000102314215 0.2176 AML other m 2019-05-22T14:42:51.30
IV.ZONE.HHE. ML:2.1 0.00011149675 0.2368 AML other m 2019-05-22T14:42:51.46
IV.MDI.HHE. ML:1.8 0.00005255219 0.2048 AML other m 2019-05-22T14:42:52.24
IV.ZONE.HNN. ML:2.3 0.00016149745 0.7232 AML other m 2019-05-22T14:42:52.55
IV.MDI.HHN. ML:1.7 0.00003979299 0.16 AML other m 2019-05-22T14:42:52.29
IV.MAGA.HHE. ML:2.2 0.000098303555 0.224 AML other m 2019-05-22T14:42:53.58
IV.MBAL.EHN. ML:1.9 0.000058801525 0.16 AML other m 2019-05-22T14:42:53.51
IV.MBAL.EHE. ML:2.1 0.000085812155 0.1792 AML other m 2019-05-22T14:42:54.09
IV.MBAL.HNE. ML:2.3 0.00015183675 0.4416 AML other m 2019-05-22T14:42:54.12
IV.MAGA.HHN. ML:2.0 0.000064415915 0.3008 AML other m 2019-05-22T14:42:54.79
ST.VARA.EHE. ML:2.2 0.00009436727 0.256 AML other m 2019-05-22T14:42:57.31
ST.VARA.EHN. ML:2.1 0.000081626775 0.7424 AML other m 2019-05-22T14:42:57.22
SI.LUSI.HHE. ML:2.1 0.000059825485 0.2752 AML other m 2019-05-22T14:43:01.19
SI.LUSI.HHN. ML:2.3 0.00010273363 0.1984 AML other m 2019-05-22T14:43:01.40
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