Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 28-05-2019 and time 21:20:53 (Italy) in region 1 km E Ussita (MC)

A magnitude ML 1.8 earthquake occured in region: 1 km E Ussita (MC), on

  • 28-05-2019 19:20:53 (UTC)
  • 28-05-2019 21:20:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9470, 13.1510 at 9 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
Ussita MC 1 444 444
Visso MC 5 1107 1551
Castelsantangelo sul Nera MC 6 281 1832
Bolognola MC 8 142 1974
Acquacanina MC 10 121 2095
Fiastra MC 10 559 2654
Fiordimonte MC 11 202 2856
Preci PG 12 724 3580
Monte Cavallo MC 13 145 3725
Pieve Torina MC 14 1458 5183
Pievebovigliana MC 14 866 6049
Montemonaco AP 15 604 6653
Montefortino FM 16 1178 7831
Sarnano MC 16 3264 11095
Amandola FM 17 3629 14724
Muccia MC 17 915 15639
Norcia PG 18 4957 20596
Montegallo AP 19 523 21119
Sellano PG 19 1079 22198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
55 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
65 Km E of Perugia (166134 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
95 Km NW of Montesilvano (53738 inhabitants)
100 Km S 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 1.8 2019-05-28
19:20:53		 42.9468 13.1513 9 2019-11-13
14:30:59		 Bollettino Sismico Italiano INGV 71805881
Reviewed
Rev100 		ML 2.0 2019-05-28
19:20:53		 42.9477 13.1472 10 2019-05-28
19:28:03		 Sala Sismica INGV-Roma 68978061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-28 19:20:53 ± 0.05
Latitude 42.9468 ± 0.0027
Longitude 13.1513 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71805881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 287
Semi-minor axis of confidence ellipse (meter) 223
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.74109
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 51
Type of magnitude ML
Reference to an origin 71805881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-25 18:23:10

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 68978061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-28 19:28:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2019-05-28T19:21:46.59 3.0 undecidable manual Sg 2.67 0
IV.MTCR.EHZ. 2019-05-28T19:21:27.18 3.0 negative manual Pn 1.46 0
IV.IMOL.HNZ. 2019-05-28T19:21:25.13 3.0 negative manual P 193.2621 0.89 0
IV.LIK.EHZ.01 2019-05-28T19:21:21.18 3.0 positive manual P 164.0136 0.98 0
IV.PIEI.HHZ. 2019-05-28T19:21:07.89 0.3 undecidable manual P 323 82.1511 50 0.3 63
IV.ATVO.HHZ. 2019-05-28T19:21:06.81 0.3 undecidable manual P 309 77.2671 50 -0.02 67
IV.GAVE.EHN. 2019-05-28T19:21:06.06 0.3 undecidable manual S 217 35.1426 50 0.53 65
IV.MURB.HHZ. 2019-05-28T19:21:04.30 0.3 undecidable manual P 305 61.6938 50 -0.14 67
IV.MTRA.EHE. 2019-05-28T19:21:04.00 0.3 undecidable manual S 137 29.0487 107 0.19 71
IV.ARVD.HHZ. 2019-05-28T19:21:04.54 0.3 undecidable manual P 345 63.492 50 -0.17 67
IT.TRN1.HGZ. 2019-05-28T19:21:03.83 0.1 undecidable manual P -0.13 90
IV.MF5.EHZ. 2019-05-28T19:21:03.19 0.6 undecidable manual S 80 25.4523 110 0.55 44
IV.ATCC.EHZ. 2019-05-28T19:21:02.49 0.6 positive manual P 303 49.1175 50 -0.01 47
IV.FOSV.EHZ. 2019-05-28T19:21:02.41 0.3 undecidable manual P 321 49.9167 50 -0.21 68
IV.TERO.HHZ. 2019-05-28T19:21:02.69 0.3 undecidable manual P 134 51.5151 50 -0.18 68
IV.CING.HNZ. 2019-05-28T19:21:02.04 0.3 undecidable manual P 4 47.7189 50 -0.24 68
IV.MML1.HNE. 2019-05-28T19:21:02.38 0.3 undecidable manual S 322 23.5542 111 0.37 69
IV.RM33.EHZ. 2019-05-28T19:21:02.27 0.1 undecidable manual P 174 48.8178 50 -0.18 91
IV.ARRO.EHZ. 2019-05-28T19:21:02.73 0.6 undecidable manual P 218 51.5151 50 -0.14 46
IV.MNTT.EHZ. 2019-05-28T19:21:01.57 0.3 undecidable manual P 70 38.2284 50 0.75 59
IV.GUMA.HHZ. 2019-05-28T19:21:01.20 0.3 undecidable manual S 49 19.6692 115 0.42 69
IV.CESI.HHZ. 2019-05-28T19:21:01.51 0.3 undecidable manual S 288 21.0678 113 0.3 70
IV.EL6.EHZ. 2019-05-28T19:21:01.59 0.6 undecidable manual P 355 42.624 50 0.09 47
IV.LNSS.HHZ. 2019-05-28T19:21:00.80 0.6 undecidable manual P 193 39.2274 50 -0.18 46
IV.SMA1.EHZ. 2019-05-28T19:21:00.53 0.3 negative manual P 157 38.1285 50 -0.28 68
IV.SNTG.HHE. 2019-05-28T19:21:00.51 0.6 undecidable manual P 334 38.2284 50 -0.31 45
IV.MNTP.HNZ. 2019-05-28T19:21:00.03 0.6 undecidable manual P 51 33.3444 50 -0.04 48
IV.PF6.EHN. 2019-05-28T19:21:00.94 0.3 undecidable manual S 9 21.4674 113 -0.41 68
IV.GAVE.EHN. 2019-05-28T19:21:00.41 0.3 undecidable manual P 217 35.1426 50 0.06 72
IV.MDAR.HNN. 2019-05-28T19:20:59.35 0.6 undecidable manual P 359 27.2505 108 0.33 46
IV.CSP1.EHZ. 2019-05-28T19:20:59.66 0.3 undecidable manual S 15 16.6722 119 -0.19 72
IV.MF5.EHZ. 2019-05-28T19:20:59.05 0.1 undecidable manual P 80 25.4523 110 0.38 91
IV.SEF1.HNN. 2019-05-28T19:20:59.76 0.3 undecidable manual P 323 27.6501 108 0.67 62
IV.MTRA.EHE. 2019-05-28T19:20:59.19 0.3 undecidable manual P 137 29.0487 107 -0.16 71
IV.NRCA.HHZ. 2019-05-28T19:20:59.17 0.6 undecidable manual S 193 12.876 125 0.43 46
IV.MMO1.EHZ. 2019-05-28T19:20:59.27 0.3 undecidable manual S 110 15.1737 121 -0.13 73
IV.SSM1.HNE. 2019-05-28T19:20:59.41 0.6 undecidable manual P 4 31.3464 50 -0.36 45
IV.MML1.HNE. 2019-05-28T19:20:58.18 0.3 undecidable manual P 322 23.5542 111 -0.13 72
IV.FDMO.HHZ. 2019-05-28T19:20:58.02 0.3 undecidable manual S 332 11.1777 129 -0.25 72
IV.SAP2.EHE. 2019-05-28T19:20:58.83 0.6 undecidable manual P 50 26.0517 109 0.04 49
IV.PF6.EHN. 2019-05-28T19:20:57.61 0.3 undecidable manual P 9 21.4674 113 -0.32 70
IV.FEMA.HNE. 2019-05-28T19:20:57.60 0.3 undecidable manual S 282 8.3805 137 0.04 76
IV.GUMA.HHZ. 2019-05-28T19:20:57.86 0.3 undecidable manual P 49 19.6692 115 0.25 71
IV.CESI.HHZ. 2019-05-28T19:20:57.96 0.1 positive manual P 288 21.0678 113 0.11 97
IV.MC2.EHZ. 2019-05-28T19:20:56.25 0.3 undecidable manual S 142 4.995 151 -0.61 66
IV.MMO1.EHZ. 2019-05-28T19:20:56.70 0.6 negative manual P 110 15.1737 121 -0.1 49
IV.CSP1.EHZ. 2019-05-28T19:20:56.93 0.1 positive manual P 15 16.6722 119 -0.13 98
IV.NRCA.HHZ. 2019-05-28T19:20:56.47 0.1 negative manual P 193 12.876 125 0.05 100
IV.MC2.EHZ. 2019-05-28T19:20:55.09 0.3 undecidable manual P 142 4.995 151 -0.24 73
IV.FEMA.HNE. 2019-05-28T19:20:55.75 0.3 undecidable manual P 282 8.3805 137 0.01 76
IV.FDMO.HHZ. 2019-05-28T19:20:55.95 0.3 undecidable manual P 332 11.1777 129 -0.2 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:2.3 0.0024118855 0.256 AML other m 2019-05-28T19:20:58.60
IV.FDMO.HHE. ML:2.0 0.001344395 0.2816 AML other m 2019-05-28T19:20:58.61
IV.NRCA.HNN. ML:2.1 0.0013603953 0.1664 AML other m 2019-05-28T19:21:00.17
IV.NRCA.HHN. ML:2.1 0.0014344355 0.1536 AML other m 2019-05-28T19:20:59.48
IV.NRCA.HNE. ML:2.2 0.001733592 0.2688 AML other m 2019-05-28T19:20:59.49
IV.NRCA.HHE. ML:2.2 0.001764573 0.2688 AML other m 2019-05-28T19:20:59.49
IV.CSP1.EHN. ML:1.9 0.00076819095 0.2816 AML other m 2019-05-28T19:21:00.51
IV.CSP1.EHE. ML:1.9 0.00068314635 0.4224 AML other m 2019-05-28T19:21:00.73
IV.GUMA.HHE. ML:2.1 0.0010146687 0.3712 AML other m 2019-05-28T19:21:05.57
IV.GUMA.HHN. ML:2.2 0.0011822859999999998 0.4992 AML other m 2019-05-28T19:21:01.41
IV.GUMA.HNE. ML:2.2 0.001194827 0.6784 AML other m 2019-05-28T19:21:05.57
IV.GUMA.HNN. ML:2.2 0.0011338535 0.4608 AML other m 2019-05-28T19:21:02.37
IV.CESI.HHE. ML:2.1 0.0008639266999999999 0.5632 AML other m 2019-05-28T19:21:03.03
IV.CESI.HHN. ML:2.2 0.0011470495 0.3328 AML other m 2019-05-28T19:21:02.24
IV.CESI.HNE. ML:2.0 0.0007860744499999999 0.5632 AML other m 2019-05-28T19:21:03.32
IV.CESI.HNN. ML:2.2 0.0010975069999999997 0.32 AML other m 2019-05-28T19:21:02.08
IV.MF5.EHN. ML:1.9 0.0004584625 0.3072 AML other m 2019-05-28T19:21:04.12
IV.MF5.EHE. ML:2.1 0.0007737509999999999 0.2432 AML other m 2019-05-28T19:21:03.98
IV.SMA1.EHN. ML:1.7 0.00017942595 0.64 AML other m 2019-05-28T19:21:13.75
IV.SMA1.EHE. ML:1.7 0.0001957888 0.4864 AML other m 2019-05-28T19:21:12.74
IV.LNSS.HNN. ML:1.8 0.00023023369999999998 0.2816 AML other m 2019-05-28T19:21:08.94
IV.LNSS.HHE. ML:1.7 0.00019080345 0.4224 AML other m 2019-05-28T19:21:14.30
IV.LNSS.HNE. ML:1.5 0.00011682856499999999 0.128 AML other m 2019-05-28T19:21:07.49
IV.LNSS.HHN. ML:1.8 0.00025193405 0.2816 AML other m 2019-05-28T19:21:08.80
IV.MNTT.EHN. ML:2.1 0.00045164495000000007 0.192 AML other m 2019-05-28T19:21:09.62
IV.MNTT.EHE. ML:2.1 0.00046247855 0.2816 AML other m 2019-05-28T19:21:10.64
IV.EL6.EHN. ML:1.7 0.0001557493 0.2304 AML other m 2019-05-28T19:21:11.70
IV.EL6.EHE. ML:1.8 0.00022664475 0.1664 AML other m 2019-05-28T19:21:10.65
IV.RM33.EHE. ML:1.6 0.00010050238000000001 0.32 AML other m 2019-05-28T19:21:14.28
IV.RM33.HNN. ML:1.6 0.00010914825 0.8704 AML other m 2019-05-28T19:21:15.08
IV.RM33.EHN. ML:1.4 0.000066154665 0.32 AML other m 2019-05-28T19:21:12.19
IV.RM33.HNE. ML:1.6 0.0001115404705 0.704 AML other m 2019-05-28T19:21:16.06
IV.FOSV.EHE. ML:1.5 0.000089919235 0.448 AML other m 2019-05-28T19:21:13.33
IV.FOSV.EHN. ML:1.7 0.00013883935 0.2816 AML other m 2019-05-28T19:21:11.07
IV.ATCC.EHE. ML:1.8 0.0001807956 0.7936 AML other m 2019-05-28T19:21:15.97
IV.ATCC.EHN. ML:1.8 0.00015294055 0.4608 AML other m 2019-05-28T19:21:14.77
IV.TERO.HHE. ML:1.6 0.00009112636 0.3584 AML other m 2019-05-28T19:21:12.72
IV.TERO.HHN. ML:1.6 0.000098722755 0.2432 AML other m 2019-05-28T19:21:10.60
IV.TERO.HNN. ML:1.4 0.00007132691 0.4864 AML other m 2019-05-28T19:21:10.73
IV.ARRO.EHE. ML:1.4 0.00006486209 0.2048 AML other m 2019-05-28T19:21:12.14
IV.ARRO.EHN. ML:1.4 0.000067266825 0.3456 AML other m 2019-05-28T19:21:15.38
IV.MURB.HHN. ML:2.0 0.00020146504999999997 0.32 AML other m 2019-05-28T19:21:19.56
IV.MURB.HNE. ML:2.2 0.00028690359999999996 0.4096 AML other m 2019-05-28T19:21:20.01
IV.MURB.HHE. ML:2.0 0.0002151273 0.384 AML other m 2019-05-28T19:21:20.02
IV.MURB.HNN. ML:2.2 0.0002911298 0.3712 AML other m 2019-05-28T19:21:19.58
IV.ARVD.HHN. ML:1.3 0.000039402665000000006 0.1792 AML other m 2019-05-28T19:21:14.59
IV.ARVD.HHE. ML:1.5 0.00006082326 0.256 AML other m 2019-05-28T19:21:14.69
IV.ATVO.HHE. ML:1.4 0.000034624943000000006 0.2816 AML other m 2019-05-28T19:21:22.71
IV.ATVO.HHN. ML:1.4 0.000037886525000000006 0.5376 AML other m 2019-05-28T19:21:26.02
IV.PIEI.HHN. ML:1.2 0.000020095894999999998 0.3072 AML other m 2019-05-28T19:21:28.17
IV.PIEI.HHE. ML:1.4 0.00003549519 0.4352 AML other m 2019-05-28T19:21:27.26
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
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