Earthquake with magnitude of ML 1.6 on date 20-08-2022 and time 22:41:04 (UTC) in region 6 km W Tornimparte (AQ)

A magnitude ML 1.6 earthquake occured in region: 6 km W Tornimparte (AQ), on

  • 20-08-2022 22:41:04 (UTC)
  • 21-08-2022 00:41:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2690, 13.2300 at 11 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
Tornimparte AQ 6 3187 3187
Borgorose RI 8 4591 7778
Fiamignano RI 9 1413 9191
Lucoli AQ 9 1011 10202
Pescorocchiano RI 10 2075 12277
Scoppito AQ 12 3727 16004
Petrella Salto RI 14 1197 17201
Marcetelli RI 16 89 17290
L'Aquila AQ 17 69753 87043
Varco Sabino RI 18 187 87230
Nespolo RI 18 246 87476
Sante Marie AQ 19 1166 88642
Collegiove RI 19 213 88855
Pizzoli AQ 20 4326 93181

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km SW of L'Aquila (69753 inhabitants)
49 Km NE of Tivoli (56533 inhabitants)
51 Km NE of Guidonia Montecelio (88673 inhabitants)
58 Km SE of Terni (111501 inhabitants)
58 Km SW of Teramo (54892 inhabitants)
74 Km NE of Roma (2864731 inhabitants)
75 Km NE of Velletri (53303 inhabitants)
78 Km W of Chieti (51815 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
84 Km W of Pescara (121014 inhabitants)
88 Km SE of Foligno (57155 inhabitants)
89 Km NE of Aprilia (73446 inhabitants)
90 Km NE of Pomezia (62966 inhabitants)
93 Km N of Latina (125985 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
99 Km NE of Fiumicino (78395 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 1.6 2022-08-20
22:41:04
42.2687 13.2298 11 2023-01-31
19:03:48
Bollettino Sismico Italiano INGV 110135941
Reviewed
Rev100
ML 1.6 2022-08-20
22:41:04
42.2668 13.2367 11 2022-08-20
22:50:13
Sala Sismica INGV-Roma 108762161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-20 22:41:04 ± 0.08
Latitude 42.2687 ± 0.0036
Longitude 13.2298 ± 0.0061
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110135941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 435
Semi-minor axis of confidence ellipse (meter) 220
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 112
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 36
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.87954
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 110135941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-09-25 10:26:42

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 108762161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-20 22:50:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GALF.HHZ. 2022-08-20T22:43:02.88 3.0 undecidable manual Sn -9.04 0
ST.ZIAN.EHZ. 2022-08-20T22:42:51.45 3.0 undecidable manual Sn -8.67 0
IV.AGLI.HHZ. 2022-08-20T22:42:45.81 3.0 undecidable manual Sg 6.93 0
IV.SPS2.HHZ. 2022-08-20T22:42:42.54 3.0 undecidable manual Sn -7.4 0
GU.ENR.HHZ. 2022-08-20T22:42:30.05 3.0 undecidable manual Pg 13.15 0
IV.ZCCA.HHZ. 2022-08-20T22:42:25.58 3.0 undecidable manual Sg 2.18 0
MN.TRI.HHZ. 2022-08-20T22:41:55.77 3.0 undecidable manual Pn -3.35 0
IX.SRN3.HHZ.02 2022-08-20T22:41:52.10 3.0 undecidable manual Pg 7.06 0
IV.CELB.HHZ. 2022-08-20T22:41:49.48 3.0 undecidable manual Pg 5.34 0
IV.NRCA.HHZ. 2022-08-20T22:41:23.92 0.6 undecidable manual S 351 63.3921 50 0.37 43
IV.ASSB.HHZ. 2022-08-20T22:41:20.70 0.6 undecidable manual P 332 97.6245 50 0.06 43
IV.ARRO.EHZ. 2022-08-20T22:41:20.30 0.6 undecidable manual S 312 51.3153 50 -0.03 48
IV.T0110.HHZ. 2022-08-20T22:41:19.21 0.6 undecidable manual S 95 45.1215 50 0.54 43
IV.CSP1.EHZ. 2022-08-20T22:41:19.87 0.6 undecidable manual P 359 91.3419 50 0.21 43
IV.MOMA.HHZ. 2022-08-20T22:41:18.06 0.3 undecidable manual P 318 80.1642 50 0.12 66
IV.MF5.EHZ. 2022-08-20T22:41:18.73 0.3 undecidable manual P 13 81.9513 50 0.51 61
IV.GIUL.HHZ. 2022-08-20T22:41:18.02 0.6 undecidable manual P 179 78.8655 50 0.29 43
IV.MTCE.HHZ. 2022-08-20T22:41:18.59 0.6 undecidable manual S 236 48.5181 50 -0.99 35
IV.MC2.EHZ. 2022-08-20T22:41:17.12 0.3 undecidable manual P 357 71.373 50 0.53 61
IV.POFI.HNE. 2022-08-20T22:41:17.53 0.3 undecidable manual P 147 72.9714 50 0.71 57
IV.CERT.HHZ. 2022-08-20T22:41:17.56 0.6 undecidable manual S 210 40.9257 50 0 49
IV.CAMP.HHZ. 2022-08-20T22:41:15.69 0.6 undecidable manual S 26 33.0447 50 0.23 47
IV.GIGS.HHZ. 2022-08-20T22:41:15.64 0.6 undecidable manual S 54 34.743 50 -0.27 47
IV.CESX.HHZ. 2022-08-20T22:41:15.95 0.3 undecidable manual P 306 64.7907 50 0.39 65
IV.NRCA.HHZ. 2022-08-20T22:41:15.29 0.1 undecidable manual P 351 63.3921 50 -0.06 92
IV.INTR.HHZ. 2022-08-20T22:41:14.80 0.3 undecidable manual P 117 62.3931 50 -0.4 65
IV.VVLD.HHZ. 2022-08-20T22:41:14.39 0.3 undecidable manual P 144 54.9006 50 0.35 66
IV.PTQR.HHZ. 2022-08-20T22:41:14.37 0.6 undecidable manual S 153 30.747 50 -0.48 45
IV.RCAV.EHZ. 2022-08-20T22:41:14.22 0.3 undecidable manual P 207 52.3032 50 0.57 63
IV.ARRO.EHZ. 2022-08-20T22:41:13.28 0.3 undecidable manual P 312 51.3153 50 -0.21 69
IV.VCEL.EHZ. 2022-08-20T22:41:13.93 0.3 undecidable manual P 74 52.0035 50 0.33 67
IV.RM33.EHZ. 2022-08-20T22:41:13.32 0.6 undecidable manual S 357 26.6511 50 -0.44 46
IV.GAVE.EHN. 2022-08-20T22:41:13.47 0.6 undecidable manual P 330 54.4011 50 -0.5 43
IV.MTCE.HHZ. 2022-08-20T22:41:12.95 0.1 undecidable manual P 236 48.5181 50 -0.11 94
IV.T0110.HHZ. 2022-08-20T22:41:12.41 0.3 undecidable manual P 95 45.1215 50 -0.12 71
IT.CSO1.HGE. 2022-08-20T22:41:12.55 0.3 undecidable manual S 212 21.9669 50 0.05 75
IV.TERO.HHZ. 2022-08-20T22:41:12.77 0.3 undecidable manual P 38 49.8168 50 -0.49 65
IV.CERT.HHZ. 2022-08-20T22:41:11.69 0.1 undecidable manual P 210 40.9257 50 -0.2 94
MN.AQU.HHE. 2022-08-20T22:41:10.94 0.6 undecidable manual S 57 17.1717 122 -0.28 48
IV.PTQR.HHZ. 2022-08-20T22:41:10.09 0.1 undecidable manual P 153 30.747 50 -0.23 95
IV.CAMP.HHZ. 2022-08-20T22:41:10.62 0.1 undecidable manual P 26 33.0447 50 -0.06 98
IV.GIGS.HHZ. 2022-08-20T22:41:10.68 0.1 undecidable manual P 54 34.743 50 -0.26 93
IV.RM33.EHZ. 2022-08-20T22:41:09.56 0.1 undecidable manual P 357 26.6511 50 -0.13 97
MN.AQU.HHE. 2022-08-20T22:41:08.15 0.1 undecidable manual P 57 17.1717 122 -0.08 100
IT.CSO1.HGE. 2022-08-20T22:41:08.99 0.3 undecidable manual P 212 21.9669 50 0.02 75
IV.FIAM.HNZ. 2022-08-20T22:41:08.97 0.6 undecidable manual S 270 9.2796 140 -0.15 50
IV.FIAM.HNZ. 2022-08-20T22:41:07.23 0.1 undecidable manual P 270 9.2796 140 0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIAM.HHN. ML:2.4 0.0032749999999999997 0.08 AML other m 2022-08-20T22:41:09.34
IV.FIAM.HNN. ML:2.4 0.0029050000000000005 0.08 AML other m 2022-08-20T22:41:09.34
IV.FIAM.HNE. ML:2.5 0.0039 0.46 AML other m 2022-08-20T22:41:09.44
IV.FIAM.HHE. ML:2.5 0.004225 0.48 AML other m 2022-08-20T22:41:09.43
IV.RM33.EHN. ML:1.5 0.00015900000000000002 0.3 AML other m 2022-08-20T22:41:15.23
IV.RM33.EHE. ML:1.5 0.0001825 0.2 AML other m 2022-08-20T22:41:15.56
IV.PTQR.HHE. ML:1.4 0.00011 1.04 AML other m 2022-08-20T22:41:16.07
IV.PTQR.HHN. ML:1.4 0.00010275 0.28 AML other m 2022-08-20T22:41:16.84
IV.GIGS.HHE. ML:1.0 0.000043349999999999997 0.68 AML other m 2022-08-20T22:41:17.66
IV.CAMP.HHE. ML:1.4 0.00009365000000000001 0.3 AML other m 2022-08-20T22:41:17.68
IV.CAMP.HHN. ML:1.4 0.0001175 0.82 AML other m 2022-08-20T22:41:18.45
IV.CERT.HHN. ML:1.8 0.00020700000000000002 0.3 AML other m 2022-08-20T22:41:19.37
IV.CERT.HHE. ML:1.5 0.00009325 0.26 AML other m 2022-08-20T22:41:19.36
IV.GIGS.HHN. ML:0.9 0.000029699999999999997 1.2 AML other m 2022-08-20T22:41:20.35
IV.T0110.HHE. ML:1.8 0.0001715 0.94 AML other m 2022-08-20T22:41:21.92
IV.INTR.HNN. ML:1.9 0.00017199999999999998 0.74 AML other m 2022-08-20T22:41:21.26
IV.ARRO.EHE. ML:1.4 0.00006884999999999999 1.14 AML other m 2022-08-20T22:41:22.57
IV.T0110.HHN. ML:1.8 0.000188 0.2 AML other m 2022-08-20T22:41:22.22
IV.ARRO.EHN. ML:1.4 0.00006785 0.18 AML other m 2022-08-20T22:41:24.69
IV.VCEL.EHN. ML:1.7 0.000118 1.4 AML other m 2022-08-20T22:41:25.00
IV.VCEL.EHE. ML:1.7 0.0001282 1.72 AML other m 2022-08-20T22:41:25.04
IV.NRCA.HHE. ML:1.5 0.00006709999999999999 1.9 AML other m 2022-08-20T22:41:26.03
IV.INTR.HHN. ML:1.6 0.00007155 0.52 AML other m 2022-08-20T22:41:27.03
IV.INTR.HHE. ML:1.4 0.00004775 1.44 AML other m 2022-08-20T22:41:28.23
IV.NRCA.HHN. ML:1.5 0.00005255 1.22 AML other m 2022-08-20T22:41:28.36
IV.CESX.HHN. ML:1.3 0.0000401 1.56 AML other m 2022-08-20T22:41:32.85
IV.CESX.HHE. ML:1.4 0.00004895 0.44 AML other m 2022-08-20T22:41:33.22
IV.MOMA.HHN. ML:1.6 0.0000612 0.32 AML other m 2022-08-20T22:41:34.68
IV.MOMA.HHE. ML:1.6 0.000050549999999999995 1.52 AML other m 2022-08-20T22:41:35.98
IV.ASSB.HHN. ML:1.4 0.0000263 0.5 AML other m 2022-08-20T22:41:40.83
IV.ASSB.HHE. ML:1.4 0.000027450000000000003 1.28 AML other m 2022-08-20T22:41:41.65
IV.INTR.HNE. ML:1.9 0.00015999999999999999 1.6 AML other m 2022-08-20T22:41:41.84
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