Earthquake with magnitude of ML 1.4 on date 22-03-2023 and time 01:46:49 (Italy) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.4 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 22-03-2023 00:46:49 (UTC)
  • 22-03-2023 01:46:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5650, 13.7490 at 7 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
Sirolo AN 12 4051 4051
Numana AN 12 3775 7826
Camerano AN 16 7322 15148
Porto Recanati MC 16 12531 27679
Loreto AN 18 12814 40493
Ancona AN 19 100861 141354
Castelfidardo AN 20 18733 160087

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km E of Ancona (100861 inhabitants)
66 Km E of Fano (60888 inhabitants)
77 Km SE of Pesaro (94582 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 1.4 2023-03-22
00:46:49
43.5647 13.7493 7 2024-03-01
17:18:16
Bollettino Sismico Italiano INGV 120827381
Reviewed
Rev100
ML 1.4 2023-03-22
00:46:49
43.576 13.7807 5 2023-03-22
00:56:03
Sala Sismica INGV-Roma 115610241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-22 00:46:49 ± 0.26
Latitude 43.5647 ± 0.0090
Longitude 13.7493 ± 0.0161
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 120827381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1420
Semi-minor axis of confidence ellipse (meter) 680
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 1420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 262
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.10792
Epicentral distance of station farthest from the epicenter (degree) 0.98116
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 115610241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-22 00:56:03

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 120827381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-09-06 13:25:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2023-03-22T00:47:22.88 1.0 undecidable manual S 198 108.9132 50 0.63 0
7F.SIB1.EHE. 2023-03-22T00:47:15.82 1.0 undecidable manual S 208 83.8494 50 0.27 10
IV.MML1.EHZ. 2023-03-22T00:47:15.09 1.0 undecidable manual S 232 80.2641 50 0.49 13
7F.SIB2.EHE. 2023-03-22T00:47:15.75 0.6 undecidable manual S 206 82.9503 50 0.43 22
7F.SIB3.EHN. 2023-03-22T00:47:15.45 3.0 undecidable manual S 207 85.7475 50 -0.62 0
IV.FDMO.HHZ. 2023-03-22T00:47:15.08 1.0 undecidable manual S 223 79.2651 50 0.73 13
IV.SSFR.HHN. 2023-03-22T00:47:15.15 1.0 undecidable manual S 260 79.0653 50 0.85 13
IV.MMO1.EHN. 2023-03-22T00:47:14.83 1.0 undecidable manual S 205 81.3519 50 -0.06 14
IV.CSP1.EHZ. 2023-03-22T00:47:12.39 1.0 undecidable manual S 220 68.376 50 0.95 18
IV.MF5.EHN. 2023-03-22T00:47:12.35 1.0 undecidable manual S 200 68.0763 50 0.98 18
IV.ARVD.HHE. 2023-03-22T00:47:10.77 0.6 undecidable manual S 264 65.3901 50 0.14 49
IV.GUMA.HHE. 2023-03-22T00:47:10.87 1.0 undecidable manual S 211 64.9905 50 0.35 23
IV.SAP2.EHN. 2023-03-22T00:47:09.61 1.0 undecidable manual S 209 59.0964 50 0.65 21
IV.MNTT.EHN. 2023-03-22T00:47:08.43 1.0 undecidable manual S 193 57.0984 50 0 25
IV.EL6.EHE. 2023-03-22T00:47:08.18 0.6 undecidable manual S 244 58.2972 50 -0.57 44
IV.SMA1.EHZ. 2023-03-22T00:47:08.20 0.3 undecidable manual P 198 108.9132 50 -0.34 0
IV.NRCA.HHZ. 2023-03-22T00:47:06.08 0.3 undecidable manual P 213 96.0261 50 -0.47 2
IV.CESI.HHE. 2023-03-22T00:47:06.03 1.0 undecidable manual P 228 92.241 50 0.06 3
IV.SENI.EHN. 2023-03-22T00:47:05.90 0.6 undecidable manual S 291 44.3223 50 0.9 38
IV.CING.HNZ. 2023-03-22T00:47:05.46 0.6 undecidable manual S 245 49.3173 50 -0.88 39
7F.SIB3.EHN. 2023-03-22T00:47:04.46 0.3 undecidable manual P 207 85.7475 50 -0.51 24
IV.MMO1.EHN. 2023-03-22T00:47:04.01 0.3 undecidable manual P 205 81.3519 50 -0.28 39
IV.MML1.EHZ. 2023-03-22T00:47:04.52 0.3 undecidable manual P 232 80.2641 50 0.4 41
IV.SSFR.HHN. 2023-03-22T00:47:04.22 0.3 undecidable manual P 260 79.0653 50 0.27 46
7F.SIB1.EHE. 2023-03-22T00:47:04.29 0.3 undecidable manual P 208 83.8494 50 -0.38 30
IV.FDMO.HHZ. 2023-03-22T00:47:03.32 0.6 undecidable manual P 223 79.2651 50 -0.65 27
7F.SIB2.EHE. 2023-03-22T00:47:03.90 0.3 undecidable manual P 206 82.9503 50 -0.64 31
IV.MF5.EHN. 2023-03-22T00:47:02.15 0.3 undecidable manual P 200 68.0763 50 -0.1 72
IV.ARVD.HHE. 2023-03-22T00:47:02.18 0.6 undecidable manual P 264 65.3901 50 0.35 47
IV.CSP1.EHZ. 2023-03-22T00:47:01.80 0.3 undecidable manual P 220 68.376 50 -0.5 66
IV.CIMA.HNZ. 2023-03-22T00:47:01.65 1.0 undecidable manual S 193 29.4483 103 1.34 15
IV.MNTT.EHN. 2023-03-22T00:47:01.31 0.6 undecidable manual P 193 57.0984 50 0.75 41
IV.GUMA.HHE. 2023-03-22T00:47:01.61 1.0 undecidable manual P 211 64.9905 50 -0.15 24
IV.SAP2.EHN. 2023-03-22T00:47:00.88 0.6 undecidable manual P 209 59.0964 50 0.02 50
IV.EL6.EHE. 2023-03-22T00:47:00.15 0.3 undecidable manual P 244 58.2972 50 -0.59 65
IV.PP3.EHZ. 2023-03-22T00:46:58.34 0.6 undecidable manual S 209 23.5542 106 0.01 50
IV.SENI.EHN. 2023-03-22T00:46:58.54 0.6 undecidable manual P 291 44.3223 50 -0.04 50
IV.CING.HNZ. 2023-03-22T00:46:58.62 0.3 undecidable manual P 245 49.3173 50 -0.73 62
IV.CIMA.HNZ. 2023-03-22T00:46:56.21 0.3 undecidable manual P 193 29.4483 103 0.34 70
IV.PCRO.HNZ. 2023-03-22T00:46:56.84 1.0 undecidable manual S 285 18.0708 111 0.32 24
IV.PCRO.HNZ. 2023-03-22T00:46:54.13 0.1 undecidable manual P 285 18.0708 111 0.45 92
IV.PP3.EHZ. 2023-03-22T00:46:54.49 0.1 undecidable manual P 209 23.5542 106 -0.24 96
IV.AOI.HHZ. 2023-03-22T00:46:54.23 0.3 undecidable manual S 262 11.9769 120 -0.37 70
IV.AOI.HHZ. 2023-03-22T00:46:52.60 0.1 undecidable manual P 262 11.9769 120 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AOI.HHN. ML:1.6 0.00046860565 0.18 AML other m 2023-03-22T00:46:54.79
IV.AOI.HHE. ML:1.8 0.00078325355 1.88 AML other m 2023-03-22T00:46:55.97
IV.PP3.HNE. ML:1.4 0.00018433880000000004 0.11 AML other m 2023-03-22T00:46:59.08
IV.PP3.EHE. ML:1.4 0.0001725 0.1 AML other m 2023-03-22T00:46:59.14
IV.PP3.HNN. ML:1.5 0.000195731445 0.17 AML other m 2023-03-22T00:46:59.32
IV.PP3.EHN. ML:1.4 0.00015387904999999998 0.24 AML other m 2023-03-22T00:46:59.31
IV.CSP1.EHN. ML:1.3 0.00003536255 0.28 AML other m 2023-03-22T00:47:15.18
IV.MML1.EHN. ML:1.3 0.000025550419999999997 0.24 AML other m 2023-03-22T00:47:16.39
IV.FDMO.HHN. ML:0.8 0.0000121005005 0.16 AML other m 2023-03-22T00:47:17.52
IV.FDMO.HHE. ML:1.0 0.0000129492285 0.16 AML other m 2023-03-22T00:47:18.83
IV.MML1.EHE. ML:1.3 0.000023999345 0.26 AML other m 2023-03-22T00:47:20.34
IV.CSP1.EHE. ML:1.4 0.000042479013500000005 0.9 AML other m 2023-03-22T00:47:22.07
IV.SMA1.EHN. ML:1.5 0.0000269 0.64 AML other m 2023-03-22T00:47:27.44
IV.SMA1.EHE. ML:1.4 0.000021873811 0.32 AML other m 2023-03-22T00:47:29.49
IV.MML1.HNE. ML:1.9 0.00010036998 1.2 AML other m 2023-03-22T00:47:30.07
IV.MML1.HNN. ML:1.9 0.00010834025 0.93 AML other m 2023-03-22T00:47:31.42
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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