Earthquake with magnitude of ML 1.4 on date 23-07-2020 and time 20:51:30 (Italy) in region 2 km E Anzano di Puglia (FG)

A magnitude ML 1.4 earthquake occured in region: 2 km E Anzano di Puglia (FG), on

  • 23-07-2020 18:51:30 (UTC)
  • 23-07-2020 20:51:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.1130, 15.3170 at 21 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
Anzano di Puglia FG 2 1284 1284
Scampitella AV 3 1234 2518
Accadia FG 5 2376 4894
Sant'Agata di Puglia FG 7 1959 6853
Monteleone di Puglia FG 8 1021 7874
Vallesaccarda AV 8 1386 9260
Zungoli AV 10 1099 10359
Vallata AV 10 2714 13073
Trevico AV 10 993 14066
San Sossio Baronia AV 11 1643 15709
San Nicola Baronia AV 11 771 16480
Lacedonia AV 12 2340 18820
Bisaccia AV 12 3831 22651
Rocchetta Sant'Antonio FG 12 1875 24526
Panni FG 13 804 25330
Castel Baronia AV 13 1129 26459
Carife AV 13 1408 27867
Villanova del Battista AV 13 1690 29557
Deliceto FG 14 3828 33385
Flumeri AV 14 2963 36348
Bovino FG 15 3309 39657
Montaguto AV 16 423 40080
Candela FG 17 2728 42808
Savignano Irpino AV 17 1140 43948
Aquilonia AV 19 1739 45687
Orsara di Puglia FG 19 2767 48454
Ariano Irpino AV 20 22700 71154
Greci AV 20 691 71845
Sturno AV 20 3080 74925
Guardia Lombardi AV 20 1718 76643
Andretta AV 20 1927 78570

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km SW of Foggia (151991 inhabitants)
45 Km E of Benevento (60091 inhabitants)
49 Km E of Avellino (54857 inhabitants)
52 Km W of Cerignola (58396 inhabitants)
63 Km NE of Battipaglia (50786 inhabitants)
64 Km S of San Severo (53905 inhabitants)
67 Km NW of Potenza (67122 inhabitants)
67 Km NE of Salerno (135261 inhabitants)
69 Km NE of Cava de' Tirreni (53659 inhabitants)
76 Km SW of Manfredonia (57279 inhabitants)
78 Km NE of Scafati (50787 inhabitants)
81 Km E of Acerra (59573 inhabitants)
83 Km E of Caserta (76326 inhabitants)
83 Km W of Andria (100440 inhabitants)
84 Km W of Barletta (94814 inhabitants)
84 Km NE of Castellammare di Stabia (66466 inhabitants)
87 Km E of Portici (55274 inhabitants)
87 Km E of Afragola (65057 inhabitants)
88 Km E of Torre del Greco (86275 inhabitants)
88 Km E of Ercolano (53709 inhabitants)
89 Km E of Casoria (77642 inhabitants)
94 Km W of Trani (56217 inhabitants)
94 Km E of Aversa (53047 inhabitants)
94 Km E of Napoli (974074 inhabitants)
96 Km E of Giugliano in Campania (122974 inhabitants)
97 Km E of Marano di Napoli (59874 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 1.4 2020-07-23
18:51:30
41.1127 15.3167 21 2020-07-23
19:00:54
Sala Sismica INGV-Roma 81285031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-23 18:51:30 ± 0.35
Latitude 41.1127 ± 0.0162
Longitude 15.3167 ± 0.0239
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81285031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2087
Semi-minor axis of confidence ellipse (meter) 1106
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 304
Circular confidence region, given by single value of horizontal uncertainty (meter) 2090.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.27519
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 81285031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-23 19:00:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNAL.HHZ. 2020-07-23T18:51:39.56 0.6 undecidable manual S 203 22.6551 126 -0.08 49
IX.RSF3.HNZ. 2020-07-23T18:51:38.67 0.6 undecidable manual S 216 20.2686 130 -0.46 46
IX.SSB3.HHZ. 2020-07-23T18:51:37.82 0.6 undecidable manual S 243 8.1807 156 0.64 44
IV.VULT.HHZ. 2020-07-23T18:51:37.03 0.6 negative manual P 125 30.5472 117 0.36 45
IV.CAFE.HHZ. 2020-07-23T18:51:37.82 0.6 undecidable manual S 215 11.5773 147 0.23 49
IV.SGTA.HHZ. 2020-07-23T18:51:36.71 0.6 undecidable manual S 58 4.6953 166 -0.16 50
IX.RSF3.HNZ. 2020-07-23T18:51:35.30 0.1 undecidable manual P 216 20.2686 130 -0.04 100
IV.SNAL.HHZ. 2020-07-23T18:51:35.60 0.3 undecidable manual P 203 22.6551 126 -0.02 75
IX.SALI.HNZ. 2020-07-23T18:51:35.54 0.1 undecidable manual P 209 23.2545 125 -0.17 97
IV.CAFE.HHZ. 2020-07-23T18:51:34.37 0.6 positive manual P 215 11.5773 147 -0.08 50
IX.SSB3.HHZ. 2020-07-23T18:51:34.56 0.1 undecidable manual P 243 8.1807 156 0.36 95
IV.SGTA.HHZ. 2020-07-23T18:51:33.70 0.1 negative manual P 58 4.6953 166 -0.32 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGTA.HHE. ML:1.5 0.00024349999999999998 1.5 AML other m 2020-07-23T18:51:37.98
IV.SGTA.HNE. ML:1.5 0.00023249999999999999 0.62 AML other m 2020-07-23T18:51:37.23
IV.SGTA.HHN. ML:1.5 0.00023150000000000002 1.46 AML other m 2020-07-23T18:51:37.25
IV.SGTA.HNN. ML:1.6 0.0002875 0.56 AML other m 2020-07-23T18:51:37.25
IV.CAFE.HHE. ML:1.6 0.000273 0.92 AML other m 2020-07-23T18:51:37.84
IV.CAFE.HHN. ML:1.2 0.0001186 1.14 AML other m 2020-07-23T18:51:38.63
IV.SNAL.HHE. ML:1.4 0.00013525 1.74 AML other m 2020-07-23T18:51:40.88
IV.SNAL.HHN. ML:1.2 0.0000872 1.4 AML other m 2020-07-23T18:51:40.91
IV.VULT.HHN. ML:1.4 0.0001095 0.26 AML other m 2020-07-23T18:51:44.19
IV.VULT.HHE. ML:1.2 0.00005325000000000001 0.96 AML other m 2020-07-23T18:51:47.08
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