Earthquake with magnitude of ML 1.7 on date 07-04-2023 and time 13:58:41 (UTC) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.7 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 07-04-2023 13:58:41 (UTC)
  • 07-04-2023 15:58:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9380, 13.4120 at 8 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Fano (60888 inhabitants)
37 Km N of Ancona (100861 inhabitants)
40 Km E of Pesaro (94582 inhabitants)
69 Km E of Rimini (147750 inhabitants)
96 Km E of Cesena (96758 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 1.7 2023-04-07
13:58:41
43.9375 13.4123 8 2024-03-01
17:18:04
Bollettino Sismico Italiano INGV 116520671
Reviewed
Rev100
ML 1.7 2023-04-07
13:58:41
44.0037 13.4268 10 2023-04-07
15:08:25
Sala Sismica INGV-Roma 116144851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-07 13:58:41 ± 0.49
Latitude 43.9375 ± 0.0171
Longitude 13.4123 ± 0.0200
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116520671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2299
Semi-minor axis of confidence ellipse (meter) 668
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 220
Circular confidence region, given by single value of horizontal uncertainty (meter) 2300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 249
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.26530
Epicentral distance of station farthest from the epicenter (degree) 1.20959
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 31
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 116520671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-18 10:53:46

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 116144851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-07 15:08:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAFI.HHZ. 2023-04-07T13:59:04.91 0.3 undecidable manual P 240 134.2656 50 1.04 47
IV.MF5.EHZ. 2023-04-07T13:59:00.38 0.6 undecidable manual P 178 105.4167 50 0.96 34
IV.CESI.HHZ. 2023-04-07T13:59:00.15 0.6 undecidable manual P 202 111.1998 50 -0.17 44
IV.ATLO.EHE. 2023-04-07T13:59:00.11 0.3 undecidable manual P 230 106.2159 50 0.57 61
IV.TB02.DHZ.01 2023-04-07T13:58:59.23 0.3 undecidable manual P 232 102.12 50 0.31 66
IV.ATVO.HHN. 2023-04-07T13:58:59.21 0.6 undecidable manual P 233 101.5206 50 0.39 43
IV.TSM3.DHE.01 2023-04-07T13:58:59.61 0.6 undecidable manual P 234 104.7174 50 0.29 44
IV.TB03.DH1.25 2023-04-07T13:58:59.14 0.3 undecidable manual P 234 100.0221 50 0.55 62
IV.TSM2.DHN.01 2023-04-07T13:58:58.23 0.6 undecidable manual P 231 95.3379 50 0.37 44
IV.CSP1.EHZ. 2023-04-07T13:58:58.24 0.6 undecidable manual P 190 95.238 50 0.38 44
IV.ATPI.EHZ. 2023-04-07T13:58:58.35 0.6 undecidable manual P 237 97.3248 50 0.17 45
IV.PESA.HHE. 2023-04-07T13:58:57.20 0.6 undecidable manual S 271 45.7209 50 0.52 46
IV.ATPC.HHE. 2023-04-07T13:58:57.53 0.3 undecidable manual P 237 91.8414 50 0.2 69
IV.TSM1.DHE.01 2023-04-07T13:58:57.47 0.6 undecidable manual P 225 92.7405 50 0.01 47
IV.ATBU.EHZ. 2023-04-07T13:58:56.42 0.3 undecidable manual P 234 86.1471 50 -0.03 72
IV.FOSV.HNE. 2023-04-07T13:58:56.75 0.6 undecidable manual P 216 88.4448 50 -0.05 47
IV.AOI.HHE. 2023-04-07T13:58:56.50 0.6 undecidable manual S 160 45.621 50 -0.14 51
IV.TSM5.DHN.01 2023-04-07T13:58:55.39 0.3 undecidable manual P 232 82.4508 50 -0.49 66
IV.SNTG.HHE. 2023-04-07T13:58:55.93 0.3 undecidable manual P 207 84.6486 50 -0.29 68
IV.PIEI.HHZ. 2023-04-07T13:58:55.70 0.3 undecidable manual P 238 83.25 50 -0.31 68
IV.SSFR.HHN. 2023-04-07T13:58:54.32 0.3 undecidable manual P 222 75.1692 50 -0.44 67
IV.NARO.HHN. 2023-04-07T13:58:54.35 0.3 undecidable manual P 242 75.8685 50 -0.51 66
IV.PCRO.HNE. 2023-04-07T13:58:54.74 0.6 undecidable manual S 165 37.8288 50 0.17 51
IV.EL6.EHZ. 2023-04-07T13:58:53.90 0.3 undecidable manual P 200 71.8725 50 -0.36 69
IV.FANO.HNE. 2023-04-07T13:58:53.56 0.3 undecidable manual S 252 33.1446 104 0.29 75
IV.FRON.EHZ. 2023-04-07T13:58:53.82 0.3 undecidable manual P 230 72.0723 50 -0.47 67
IV.CING.HNZ. 2023-04-07T13:58:52.95 0.3 undecidable manual P 196 64.6908 50 -0.2 72
IV.SENI.EHZ. 2023-04-07T13:58:52.00 0.6 undecidable manual S 209 29.4483 106 -0.03 53
IV.MPAG.EHZ. 2023-04-07T13:58:52.22 0.3 undecidable manual P 237 62.493 50 -0.58 66
IV.ARVD.HHZ. 2023-04-07T13:58:52.12 0.3 undecidable manual P 218 61.6938 50 -0.56 67
IV.AOI.HHE. 2023-04-07T13:58:50.58 0.3 undecidable manual P 160 45.621 50 0.38 72
IV.PESA.HHE. 2023-04-07T13:58:50.03 0.1 undecidable manual P 271 45.7209 50 -0.19 100
IV.CRTC.HNE. 2023-04-07T13:58:50.07 0.3 undecidable manual P 246 46.3203 50 -0.24 74
IV.PCRO.HNE. 2023-04-07T13:58:49.53 1.0 undecidable manual P 165 37.8288 50 0.52 23
IV.FANO.HNE. 2023-04-07T13:58:48.20 0.6 undecidable manual P 252 33.1446 104 -0.05 53
IV.SENI.EHZ. 2023-04-07T13:58:47.45 0.3 undecidable manual P 209 29.4483 106 -0.09 79
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHE. ML:1.2 0.000032500000000000004 0.68 AML other m 2023-04-07T13:59:02.35
IV.MPAG.EHN. ML:1.4 0.000054850000000000005 0.58 AML other m 2023-04-07T13:59:05.40
IV.MPAG.EHE. ML:1.4 0.00004495 0.9 AML other m 2023-04-07T13:59:06.49
IV.ARVD.HHN. ML:1.4 0.0000518 0.38 AML other m 2023-04-07T13:59:06.74
IV.EL6.EHE. ML:1.8 0.00009995 0.7 AML other m 2023-04-07T13:59:09.41
IV.PIEI.HHN. ML:1.5 0.000043700000000000005 0.46 AML other m 2023-04-07T13:59:12.39
IV.EL6.EHN. ML:1.8 0.0001031 0.42 AML other m 2023-04-07T13:59:12.61
IV.PIEI.HHE. ML:1.5 0.00004675 0.22 AML other m 2023-04-07T13:59:13.11
IV.CESI.HHE. ML:1.8 0.00005715 0.72 AML other m 2023-04-07T13:59:19.73
IV.CESI.HHN. ML:1.9 0.0000675 0.38 AML other m 2023-04-07T13:59:19.64
IV.CSP1.EHN. ML:2.1 0.0001465 1.62 AML other m 2023-04-07T13:59:20.90
IV.ATPI.EHN. ML:1.6 0.000039699999999999996 0.8 AML other m 2023-04-07T13:59:20.38
IV.ASSB.HHN. ML:2.0 0.00006785 0.9 AML other m 2023-04-07T13:59:21.22
IV.ASSB.HHE. ML:1.8 0.0000558 0.42 AML other m 2023-04-07T13:59:21.27
IV.CSP1.EHE. ML:2.1 0.00014500000000000003 0.52 AML other m 2023-04-07T13:59:21.54
IV.ATPI.EHE. ML:1.6 0.0000375 1.58 AML other m 2023-04-07T13:59:21.17
IV.NRCA.HHN. ML:1.8 0.00003765 0.66 AML other m 2023-04-07T13:59:27.26
IV.NRCA.HHE. ML:1.8 0.000044200000000000004 1.3 AML other m 2023-04-07T13:59:28.01
IV.CAFI.HHE. ML:1.6 0.0000233 0.94 AML other m 2023-04-07T13:59:31.70
IV.CAFI.HHN. ML:1.6 0.000025500000000000003 1.22 AML other m 2023-04-07T13:59:31.12
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