Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 01-08-2020 and time 19:07:29 (UTC) in region 4 km S Capitignano (AQ)

A magnitude ML 0.7 earthquake occured in region: 4 km S Capitignano (AQ), on

  • 01-08-2020 19:07:29 (UTC)
  • 01-08-2020 21:07:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4870, 13.3130 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.

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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
Capitignano AQ 4 665 665
Barete AQ 5 737 1402
Pizzoli AQ 6 4326 5728
Montereale AQ 7 2581 8309
Cagnano Amiterno AQ 8 1369 9678
Campotosto AQ 9 542 10220
Scoppito AQ 14 3727 13947
Borbona RI 15 617 14564
Crognaleto TE 15 1297 15861
Amatrice RI 16 2657 18518
L'Aquila AQ 17 69753 88271
Posta RI 18 694 88965
Cittareale RI 19 482 89447
Fano Adriano TE 20 296 89743

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of L'Aquila (69753 inhabitants)
37 Km SW of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
72 Km W of Chieti (51815 inhabitants)
72 Km NE of Tivoli (56533 inhabitants)
72 Km SE of Foligno (57155 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
74 Km W of Pescara (121014 inhabitants)
95 Km NE of Roma (2864731 inhabitants)
99 Km NE of Velletri (53303 inhabitants)
99 Km E of Viterbo (67173 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 		Md 1.2
ML 0.7 		2020-08-01
19:07:29		 42.4873 13.3132 11 2020-11-19
12:37:03		 Bollettino Sismico Italiano INGV 83562781
Reviewed
Rev100 		Md 1.2 2020-08-01
19:07:28		 42.4767 13.3058 11 2020-08-01
19:13:20		 Sala Sismica INGV-Roma 81554551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-01 19:07:29 ± 0.08
Latitude 42.4873 ± 0.0054
Longitude 13.3132 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83562781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 528
Semi-minor axis of confidence ellipse (meter) 416
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 349
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26260
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 83562781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-06 20:25:49

Md:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 2
Type of magnitude Md
Reference to an origin 83562781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-06 20:25:49

Md:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 2
Type of magnitude Md
Reference to an origin 81554551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-01 19:13:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MBAL.EHZ. 2020-08-01T19:07:40.68 3.0 positive manual Pn 0.72 0
IV.FIAM.HNN. 2020-08-01T19:07:39.30 0.6 undecidable manual S 213 29.1486 50 -0.02 46
IV.NDIM.HHZ. 2020-08-01T19:07:39.38 3.0 positive manual Pg 7.66 0
IV.TERO.HHZ. 2020-08-01T19:07:38.76 0.3 undecidable manual S 58 28.1496 50 -0.28 66
IV.SGRT.HHZ. 2020-08-01T19:07:38.64 3.0 undecidable manual Pn -2.43 0
IV.GIGS.HHZ. 2020-08-01T19:07:37.19 0.1 undecidable manual S 100 21.5673 50 -0.11 93
IV.T1299.HNE. 2020-08-01T19:07:35.51 0.6 undecidable manual S 351 16.4724 123 -0.39 46
IV.SMA1.EHZ. 2020-08-01T19:07:35.85 0.3 undecidable manual S 6 15.9729 124 0.1 73
IV.FIAM.HNN. 2020-08-01T19:07:35.24 0.3 undecidable manual P 213 29.1486 50 0.27 71
IV.CAMP.HHZ. 2020-08-01T19:07:34.26 0.1 undecidable manual S 56 9.4794 139 0.2 95
IV.TERO.HHZ. 2020-08-01T19:07:34.80 0.1 undecidable manual P 58 28.1496 50 -0.01 94
IV.RM33.EHZ. 2020-08-01T19:07:33.51 0.1 undecidable manual S 287 8.3805 142 -0.31 95
IV.SMA1.EHZ. 2020-08-01T19:07:33.12 0.1 undecidable manual P 6 15.9729 124 0.2 96
IV.GIGS.HHZ. 2020-08-01T19:07:33.81 0.3 undecidable manual P 100 21.5673 50 0.01 72
IV.T1299.HNE. 2020-08-01T19:07:33.06 0.3 undecidable manual P 351 16.4724 123 0.06 74
IV.CAMP.HHZ. 2020-08-01T19:07:32.22 0.1 undecidable manual P 56 9.4794 139 0.28 95
IV.RM33.EHZ. 2020-08-01T19:07:31.83 0.1 undecidable manual P 287 8.3805 142 0.03 100
IV.MF5.EHZ. 2020-08-01T19:07:23.49 3.0 undecidable manual S -0.44 0
IV.BRSN.EHZ. 2020-08-01T19:07:18.29 3.0 negative manual P 0.75 0
IV.OFFI.HHZ. 2020-08-01T19:07:15.26 3.0 positive manual P 0.21 0
IV.APEC.HHZ. 2020-08-01T19:07:11.19 3.0 undecidable manual P 1.04 0
IV.ARVD.HHZ. 2020-08-01T19:07:06.43 3.0 undecidable manual P 1.31 0
IV.PESA.HHZ. 2020-08-01T19:07:04.95 3.0 undecidable manual P -3.45 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:0.7 0.00007011053 0.2176 AML other m 2020-08-01T19:07:33.70
IV.RM33.EHE. ML:0.9 0.000116068335 0.1152 AML other m 2020-08-01T19:07:33.73
IV.CAMP.HHN. ML:0.5 0.00004119022 0.4352 AML other m 2020-08-01T19:07:34.41
IV.CAMP.HHE. ML:0.1 0.000016795382000000003 0.1792 AML other m 2020-08-01T19:07:34.34
IV.SMA1.EHE. ML:1.0 0.00008544527 0.1536 AML other m 2020-08-01T19:07:36.16
IV.SMA1.EHN. ML:1.2 0.0001531399 0.2944 AML other m 2020-08-01T19:07:36.29
IV.TERO.HHE. ML:0.3 0.000010955320000000001 0.0768 AML other m 2020-08-01T19:07:39.06
IV.TERO.HHN. ML:0.6 0.000017601035000000002 0.2304 AML other m 2020-08-01T19:07:41.40
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