Earthquake with magnitude of ML 1.5 on date 18-05-2022 and time 14:35:31 (UTC) in region 3 km W Acquasanta Terme (AP)

A magnitude ML 1.5 earthquake occured in region: 3 km W Acquasanta Terme (AP), on

  • 18-05-2022 14:35:31 (UTC)
  • 18-05-2022 16:35:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7600, 13.3800 at 16 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
Acquasanta Terme AP 3 2916 2916
Arquata del Tronto AP 7 1178 4094
Montegallo AP 10 523 4617
Valle Castellana TE 10 977 5594
Accumoli RI 13 667 6261
Roccafluvione AP 14 2010 8271
Rocca Santa Maria TE 15 537 8808
Montemonaco AP 16 604 9412
Amatrice RI 16 2657 12069
Venarotta AP 17 2066 14135
Palmiano AP 17 196 14331
Cortino TE 19 656 14987
Ascoli Piceno AP 19 49407 64394

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km W of Teramo (54892 inhabitants)
45 Km N of L'Aquila (69753 inhabitants)
59 Km E of Foligno (57155 inhabitants)
64 Km E of Terni (111501 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
79 Km NW of Chieti (51815 inhabitants)
89 Km E of Perugia (166134 inhabitants)
96 Km S of Ancona (100861 inhabitants)
100 Km NE of Guidonia Montecelio (88673 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 1.5 2022-05-18
14:35:31
42.7597 13.3798 16 2023-01-31
19:03:37
Bollettino Sismico Italiano INGV 109249331
Reviewed
Rev100
ML 1.5 2022-05-18
14:35:32
42.761 13.3738 15 2022-05-18
14:45:40
Sala Sismica INGV-Roma 104819741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-18 14:35:31 ± 0.08
Latitude 42.7597 ± 0.0027
Longitude 13.3798 ± 0.0049
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109249331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 385
Semi-minor axis of confidence ellipse (meter) 201
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 258
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 39
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) 0.01259
Epicentral distance of station farthest from the epicenter (degree) 0.49822
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 25
Type of magnitude ML
Reference to an origin 109249331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-09-02 14:46:53

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 25
Type of magnitude ML
Reference to an origin 104819741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-18 14:45:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2022-05-18T14:35:47.10 0.3 undecidable manual S 305 47.2194 98 0.03 74
IV.GAVE.EHZ. 2022-05-18T14:35:45.50 0.3 undecidable manual S 259 40.2264 99 0.27 71
IV.FDMO.HHN. 2022-05-18T14:35:44.53 0.6 undecidable manual S 322 38.8278 100 -0.32 46
IV.GIGS.HHN. 2022-05-18T14:35:44.20 0.3 undecidable manual S 155 37.4292 100 -0.3 71
IV.RM33.EHZ. 2022-05-18T14:35:43.00 0.3 undecidable manual S 206 30.9468 104 0.22 73
IV.LNSS.HNZ. 2022-05-18T14:35:43.67 0.3 undecidable manual S 238 32.745 103 0.43 69
IV.VCEL.EHZ. 2022-05-18T14:35:42.56 0.6 undecidable manual P 137 55.3002 96 0.66 41
IV.MF5.EHZ. 2022-05-18T14:35:41.90 0.3 undecidable manual S 14 26.1516 108 0.34 72
IV.PF6.EHN. 2022-05-18T14:35:40.88 0.3 undecidable manual P 340 44.622 98 0.61 65
IV.NRCA.HHZ. 2022-05-18T14:35:40.80 0.3 undecidable manual S 291 23.1546 111 0.01 77
IV.MC2.EHZ. 2022-05-18T14:35:40.90 0.3 undecidable manual S 317 22.8549 111 0.16 75
IV.TERO.HHZ. 2022-05-18T14:35:40.80 0.3 undecidable manual S 130 23.754 110 -0.15 75
IV.CESI.HHZ. 2022-05-18T14:35:40.35 0.6 undecidable manual P 305 47.2194 98 -0.32 46
IV.CAMP.HHZ. 2022-05-18T14:35:40.90 0.3 undecidable manual S 175 24.9528 109 -0.35 72
IV.SMA1.EHZ. 2022-05-18T14:35:39.00 0.3 undecidable manual S 194 14.7741 127 0.16 75
IV.ASCOL.EHE. 2022-05-18T14:35:39.70 0.6 undecidable manual S 59 19.869 116 -0.3 49
IV.MMO1.HNE. 2022-05-18T14:35:39.00 0.3 undecidable manual S 344 16.0728 124 -0.12 76
IV.GAVE.EHZ. 2022-05-18T14:35:39.69 0.3 undecidable manual P 259 40.2264 99 0.08 74
7F.SIB1.EHE. 2022-05-18T14:35:39.20 0.3 undecidable manual S 329 17.4714 121 -0.23 74
IV.OFFI.HHE. 2022-05-18T14:35:39.11 0.3 undecidable manual P 52 31.5462 103 0.81 61
7F.SIB3.EHE. 2022-05-18T14:35:39.00 0.3 undecidable manual S 325 15.5733 125 -0.02 78
IV.GIGS.HHN. 2022-05-18T14:35:38.77 0.3 undecidable manual P 155 37.4292 100 -0.41 69
IV.RM33.EHZ. 2022-05-18T14:35:38.07 0.3 undecidable manual P 206 30.9468 104 -0.12 74
IV.FDMO.HHN. 2022-05-18T14:35:38.61 0.6 undecidable manual P 322 38.8278 100 -0.78 40
7F.SIB2.EHE. 2022-05-18T14:35:38.80 0.3 undecidable manual S 337 15.873 124 -0.27 74
IV.LNSS.HNZ. 2022-05-18T14:35:38.37 0.3 undecidable manual P 238 32.745 103 -0.09 75
IV.CAMP.HHZ. 2022-05-18T14:35:37.08 0.3 undecidable manual P 175 24.9528 109 -0.23 74
IV.MTRA.EHZ. 2022-05-18T14:35:37.10 0.3 undecidable manual S 103 1.3986 174 0.1 77
IV.MF5.EHZ. 2022-05-18T14:35:37.49 0.3 undecidable manual P 14 26.1516 108 0 77
IV.TERO.HHZ. 2022-05-18T14:35:37.07 0.3 undecidable manual P 130 23.754 110 -0.07 76
IV.ASCOL.EHE. 2022-05-18T14:35:36.87 0.1 undecidable manual P 59 19.869 116 0.28 98
7F.SIB1.EHE. 2022-05-18T14:35:36.27 0.3 undecidable manual P 329 17.4714 121 0.01 78
IV.SMA1.EHZ. 2022-05-18T14:35:36.02 0.3 undecidable manual P 194 14.7741 127 0.1 76
IV.MMO1.HNE. 2022-05-18T14:35:36.01 0.3 undecidable manual P 344 16.0728 124 -0.07 77
IV.NRCA.HHZ. 2022-05-18T14:35:36.94 0.3 undecidable manual P 291 23.1546 111 -0.1 75
IV.MC2.EHZ. 2022-05-18T14:35:36.87 0.6 undecidable manual P 317 22.8549 111 -0.14 50
7F.SIB2.EHE. 2022-05-18T14:35:35.85 0.1 undecidable manual P 337 15.873 124 -0.2 100
7F.SIB3.EHE. 2022-05-18T14:35:35.94 0.3 undecidable manual P 325 15.5733 125 -0.08 77
IV.MTRA.EHZ. 2022-05-18T14:35:35.00 0.3 undecidable manual P 103 1.3986 174 0.15 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNN. ML:1.9 0.0009325 0.16 AML other m 2022-05-18T14:35:37.39
IV.MTRA.EHN. ML:1.9 0.000915 0.16 AML other m 2022-05-18T14:35:37.40
IV.MTRA.HNE. ML:1.7 0.0005700000000000001 0.8 AML other m 2022-05-18T14:35:37.41
IV.MTRA.EHE. ML:1.7 0.00055555665 0.1792 AML other m 2022-05-18T14:35:37.91
IV.SMA1.EHN. ML:1.8 0.0004455 0.12 AML other m 2022-05-18T14:35:39.31
IV.SMA1.EHE. ML:1.8 0.0004455 0.12 AML other m 2022-05-18T14:35:39.37
IV.NRCA.HHE. ML:1.6 0.0002035 1.84 AML other m 2022-05-18T14:35:41.92
IV.NRCA.HNE. ML:1.6 0.00020787060000000002 1.8336 AML other m 2022-05-18T14:35:41.92
IV.NRCA.HHN. ML:1.6 0.00020899999999999998 0.12 AML other m 2022-05-18T14:35:41.03
IV.NRCA.HNN. ML:1.5 0.00019576690000000003 0.1216 AML other m 2022-05-18T14:35:41.03
IV.MC2.EHE. ML:1.2 0.00009171560500000001 0.1216 AML other m 2022-05-18T14:35:41.32
IV.TERO.HHE. ML:1.3 0.0001075 0.42 AML other m 2022-05-18T14:35:41.36
IV.MC2.EHN. ML:1.4 0.00015959175 0.16 AML other m 2022-05-18T14:35:41.42
IV.TERO.HHN. ML:1.4 0.000123 0.76 AML other m 2022-05-18T14:35:41.47
IV.MF5.EHN. ML:1.5 0.00014782707 0.2368 AML other m 2022-05-18T14:35:42.22
IV.MF5.EHE. ML:1.2 0.00009130062499999999 0.256 AML other m 2022-05-18T14:35:42.38
IV.RM33.HNN. ML:1.4 0.000099683205 0.1728 AML other m 2022-05-18T14:35:43.25
IV.RM33.EHN. ML:1.3 0.00008604999999999999 0.16 AML other m 2022-05-18T14:35:43.26
IV.RM33.HNE. ML:1.4 0.00010525641 0.16 AML other m 2022-05-18T14:35:43.56
IV.RM33.EHE. ML:1.4 0.00010339999999999999 0.42 AML other m 2022-05-18T14:35:43.57
IV.GAVE.HNE. ML:1.8 0.0002235166 0.1408 AML other m 2022-05-18T14:35:46.12
IV.GAVE.EHN. ML:1.8 0.00021750000000000003 1.34 AML other m 2022-05-18T14:35:46.19
IV.GAVE.EHE. ML:1.9 0.000235 0.78 AML other m 2022-05-18T14:35:46.13
IV.CESI.HHE. ML:1.1 0.000036 0.28 AML other m 2022-05-18T14:35:48.29
IV.CESI.HHN. ML:1.4 0.0000731 0.42 AML other m 2022-05-18T14:35:48.64
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