Earthquake with magnitude of ML 1.6 on date 26-07-2023 and time 03:10:13 (UTC) in region 3 km SE Montereale (AQ)

A magnitude ML 1.6 earthquake occured in region: 3 km SE Montereale (AQ), on

  • 26-07-2023 03:10:13 (UTC)
  • 26-07-2023 05:10:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4980, 13.2590 at 13 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Montereale AQ 3 2581 2581
Capitignano AQ 4 665 3246
Cagnano Amiterno AQ 5 1369 4615
Barete AQ 6 737 5352
Pizzoli AQ 8 4326 9678
Borbona RI 10 617 10295
Campotosto AQ 11 542 10837
Posta RI 14 694 11531
Scoppito AQ 14 3727 15258
Amatrice RI 15 2657 17915
Cittareale RI 16 482 18397
Antrodoco RI 17 2588 20985
Micigliano RI 17 127 21112
Crognaleto TE 19 1297 22409
Borgo Velino RI 19 972 23381
L'Aquila AQ 20 69753 93134

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of L'Aquila (69753 inhabitants)
41 Km W of Teramo (54892 inhabitants)
51 Km E of Terni (111501 inhabitants)
68 Km SE of Foligno (57155 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
71 Km NE of Guidonia Montecelio (88673 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
76 Km W of Chieti (51815 inhabitants)
79 Km W of Pescara (121014 inhabitants)
93 Km NE of Roma (2864731 inhabitants)
95 Km E of Viterbo (67173 inhabitants)
98 Km SE of Perugia (166134 inhabitants)
99 Km NE of Velletri (53303 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
Reviewed
Rev100
ML 1.6 2023-07-26
03:10:13
42.4982 13.2588 13 2023-07-26
03:21:00
Sala Sismica INGV-Roma 119581781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-26 03:10:13 ± 0.07
Latitude 42.4982 ± 0.0036
Longitude 13.2588 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119581781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 81
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 207
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) 79
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.65021
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 119581781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-26 03:21:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2023-07-26T03:10:35.77 0.3 undecidable manual S 341 72.1722 92 0.57 61
IV.CSP1.EHZ. 2023-07-26T03:10:34.23 1.0 undecidable manual S 356 65.9895 92 0.67 20
IV.MF5.EHZ. 2023-07-26T03:10:32.22 3.0 undecidable manual S 17 56.6988 92 1.13 0
IV.FDMO.HHZ. 2023-07-26T03:10:32.97 0.6 undecidable manual S 347 61.2942 92 0.65 40
IV.MMO1.EHZ. 2023-07-26T03:10:28.04 0.6 undecidable manual S 7 44.8218 93 0.12 47
IV.NRCA.HHZ. 2023-07-26T03:10:26.54 0.6 undecidable manual S 342 39.0276 94 0.17 47
IV.MML1.EHZ. 2023-07-26T03:10:26.15 1.0 positive manual P 341 72.1722 92 0.13 22
IV.FAGN.HHZ. 2023-07-26T03:10:26.39 0.3 undecidable manual S 134 37.0296 94 0.54 63
IV.ARRO.EHZ. 2023-07-26T03:10:26.82 0.6 undecidable manual S 283 41.3253 94 -0.16 46
IV.GAVE.HNE. 2023-07-26T03:10:25.80 0.6 undecidable manual S 306 36.741 95 0.04 49
IV.CSP1.EHZ. 2023-07-26T03:10:25.05 1.0 undecidable manual P 356 65.9895 92 -0.03 23
IV.FDMO.HHZ. 2023-07-26T03:10:24.21 1.0 positive manual P 347 61.2942 92 -0.15 23
IV.MF5.EHZ. 2023-07-26T03:10:23.97 1.0 negative manual P 17 56.6988 92 0.32 22
IV.FIAM.HHZ. 2023-07-26T03:10:23.24 0.6 undecidable manual S 204 28.0497 97 -0.21 47
IV.MTRA.HNZ. 2023-07-26T03:10:23.71 0.6 undecidable manual S 21 30.8469 96 -0.48 45
IV.TERO.HNZ. 2023-07-26T03:10:23.95 0.6 undecidable manual S 64 31.4463 96 -0.4 46
IV.GIGS.HHZ. 2023-07-26T03:10:22.39 0.6 undecidable manual S 101 26.1516 98 -0.57 45
IV.LNSS.HHZ. 2023-07-26T03:10:21.72 0.6 undecidable manual S 303 21.2676 102 0.04 50
IV.MMO1.EHZ. 2023-07-26T03:10:21.66 0.6 positive manual P 7 44.8218 93 -0.16 47
MN.AQU.HNE. 2023-07-26T03:10:21.42 0.6 undecidable manual S 143 19.9689 104 0.09 49
IV.FAGN.HHZ. 2023-07-26T03:10:21.05 0.6 positive manual P 134 37.0296 94 0.43 44
IV.ARRO.EHZ. 2023-07-26T03:10:21.07 0.3 positive manual P 283 41.3253 94 -0.2 69
IV.NRCA.HHZ. 2023-07-26T03:10:20.74 0.3 positive manual P 342 39.0276 94 -0.18 70
IV.GAVE.HNE. 2023-07-26T03:10:20.37 0.1 undecidable manual P 306 36.741 95 -0.2 93
IV.SMA1.EHZ. 2023-07-26T03:10:20.58 0.6 undecidable manual S 23 15.9729 112 0.27 48
IV.TERO.HNZ. 2023-07-26T03:10:19.49 0.3 positive manual P 64 31.4463 96 -0.26 71
IV.CAMP.HHZ. 2023-07-26T03:10:19.55 0.6 undecidable manual S 71 12.9759 120 -0.04 51
IV.FIAM.HHZ. 2023-07-26T03:10:19.19 0.6 negative manual P 204 28.0497 97 -0.05 49
IV.MTRA.HNZ. 2023-07-26T03:10:19.30 0.1 undecidable manual P 21 30.8469 96 -0.36 92
IV.RM33.EHZ. 2023-07-26T03:10:18.03 0.6 undecidable manual S 288 3.7962 159 0.03 51
IV.LNSS.HHZ. 2023-07-26T03:10:18.15 0.6 undecidable manual P 303 21.2676 102 -0.06 49
IV.GIGS.HHZ. 2023-07-26T03:10:18.72 1.0 undecidable manual P 101 26.1516 98 -0.23 24
MN.AQU.HNE. 2023-07-26T03:10:18.01 0.1 undecidable manual P 143 19.9689 104 0 100
IV.CAMP.HHZ. 2023-07-26T03:10:17.13 1.0 positive manual P 71 12.9759 120 0.12 25
IV.SMA1.EHZ. 2023-07-26T03:10:17.55 0.1 undecidable manual P 23 15.9729 112 0.13 99
IV.RM33.EHZ. 2023-07-26T03:10:16.25 0.1 undecidable manual P 288 3.7962 159 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:1.9 0.001185 0.18 AML other m 2023-07-26T03:10:18.08
IV.RM33.EHN. ML:1.9 0.001145 0.18 AML other m 2023-07-26T03:10:18.08
IV.RM33.EHE. ML:1.9 0.0010715 1.24 AML other m 2023-07-26T03:10:18.94
IV.RM33.HNE. ML:1.9 0.001073 0.4 AML other m 2023-07-26T03:10:18.94
IV.CAMP.HHE. ML:1.4 0.00021150000000000002 0.42 AML other m 2023-07-26T03:10:19.67
IV.CAMP.HHN. ML:1.6 0.00035250000000000006 0.36 AML other m 2023-07-26T03:10:19.72
IV.SMA1.EHN. ML:2.0 0.00092816365 0.28 AML other m 2023-07-26T03:10:21.02
IV.SMA1.EHE. ML:2.1 0.0010265 1.8 AML other m 2023-07-26T03:10:20.95
IV.LNSS.HHN. ML:1.5 0.00019070205000000002 0.2416 AML other m 2023-07-26T03:10:22.81
IV.LNSS.HHE. ML:1.6 0.00027723915 0.2592 AML other m 2023-07-26T03:10:22.90
IV.FIAM.HHE. ML:1.3 0.00010015 0.56 AML other m 2023-07-26T03:10:23.67
IV.NRCA.HHE. ML:1.8 0.00019350000000000001 0.18 AML other m 2023-07-26T03:10:27.04
IV.FIAM.HHN. ML:1.2 0.00007970000000000001 1.54 AML other m 2023-07-26T03:10:27.07
IV.NRCA.HHN. ML:1.8 0.000193 0.08 AML other m 2023-07-26T03:10:27.26
IV.MMO1.EHE. ML:1.4 0.00006260171500000001 0.24 AML other m 2023-07-26T03:10:28.85
IV.MMO1.EHN. ML:1.5 0.00009655 1.48 AML other m 2023-07-26T03:10:28.21
IV.LNSS.HNE. ML:1.6 0.00028138135 0.2704 AML other m 2023-07-26T03:10:23.04
IV.LNSS.HNN. ML:1.5 0.00019522855 0.1808 AML other m 2023-07-26T03:10:22.82
IV.GIGS.HHE. ML:0.8 0.000033531545000000006 0.6 AML other m 2023-07-26T03:10:23.06
IV.GIGS.HHN. ML:0.8 0.00003010045 0.2 AML other m 2023-07-26T03:10:24.44
IV.TERO.HHE. ML:1.5 0.000129707645 0.1392 AML other m 2023-07-26T03:10:24.08
IV.NRCA.HNE. ML:1.7 0.00016108032 0.1296 AML other m 2023-07-26T03:10:26.86
IV.NRCA.HNN. ML:1.7 0.00018005955000000002 0.1408 AML other m 2023-07-26T03:10:27.26
IV.FAGN.HHE. ML:1.5 0.000117711905 0.36 AML other m 2023-07-26T03:10:32.37
IV.FAGN.HHN. ML:1.6 0.00013449106500000002 0.4608 AML other m 2023-07-26T03:10:28.96
IV.ARRO.EHE. ML:1.0 0.000036387774999999996 0.1808 AML other m 2023-07-26T03:10:27.31
IV.FDMO.HHE. ML:1.4 0.000042789784999999994 0.16 AML other m 2023-07-26T03:10:34.19
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