Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 07-03-2023 and time 19:57:21 (UTC) in region 3 km S Treia (MC)

A magnitude ML 1.3 earthquake occured in region: 3 km S Treia (MC), on

  • 07-03-2023 19:57:21 (UTC)
  • 07-03-2023 20:57:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2880, 13.3230 at 8 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.

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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
Treia MC 3 9403 9403
Pollenza MC 3 6618 16021
Appignano MC 9 4213 20234
Tolentino MC 9 20069 40303
Macerata MC 11 42473 82776
Urbisaglia MC 11 2628 85404
Montecassiano MC 13 7125 92529
Cingoli MC 13 10352 102881
San Severino Marche MC 13 12726 115607
Petriolo MC 14 1998 117605
Colmurano MC 14 1263 118868
Belforte del Chienti MC 15 1886 120754
Loro Piceno MC 15 2401 123155
Corridonia MC 16 15430 138585
Serrapetrona MC 16 966 139551
Ripe San Ginesio MC 16 852 140403
Filottrano AN 17 9499 149902
Montefano MC 17 3541 153443
Mogliano MC 17 4696 158139
Camporotondo di Fiastrone MC 18 563 158702
Caldarola MC 18 1823 160525
Apiro MC 19 2280 162805
Massa Fermana FM 20 963 163768
Staffolo AN 20 2253 166021
San Ginesio MC 20 3498 169519

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SW of Ancona (100861 inhabitants)
62 Km NE of Foligno (57155 inhabitants)
67 Km SE of Fano (60888 inhabitants)
76 Km NW of Teramo (54892 inhabitants)
77 Km SE of Pesaro (94582 inhabitants)
78 Km E of Perugia (166134 inhabitants)
98 Km NE of Terni (111501 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 1.3 2023-03-07
19:57:21		 43.2878 13.3233 8 2023-03-07
20:06:38		 Sala Sismica INGV-Roma 115079571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-07 19:57:21 ± 0.1
Latitude 43.2878 ± 0.0054
Longitude 13.3233 ± 0.0086
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115079571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 742
Semi-minor axis of confidence ellipse (meter) 370
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 25
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54319
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 115079571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-07 20:06:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHZ. 2023-03-07T19:58:00.21 3.0 undecidable manual S -0.28 0
IV.MMO1.EHZ. 2023-03-07T19:57:36.12 0.6 undecidable manual S 180 43.1235 50 0.01 48
IV.MML1.EHZ. 2023-03-07T19:57:34.20 0.6 undecidable manual S 236 34.4433 50 0.42 45
IV.MF5.EHZ. 2023-03-07T19:57:34.40 0.6 undecidable manual S 162 35.0427 50 0.44 44
IV.ASSB.HHZ. 2023-03-07T19:57:33.03 1.0 undecidable manual P 243 60.2952 50 0.43 21
IV.MNTT.EHE. 2023-03-07T19:57:33.92 0.6 undecidable manual S 139 33.3444 104 0.43 44
IV.FDMO.HHZ. 2023-03-07T19:57:33.52 0.6 undecidable manual S 215 33.8439 50 -0.1 47
IV.GUMA.HHZ. 2023-03-07T19:57:31.09 0.6 undecidable manual S 178 24.9528 109 0.39 45
IV.NRCA.HHZ. 2023-03-07T19:57:31.06 0.3 negative manual P 199 53.2023 50 -0.44 64
IV.SSFR.HHZ. 2023-03-07T19:57:30.68 0.6 negative manual P 291 46.62 50 0.18 46
IV.CESI.HHZ. 2023-03-07T19:57:30.31 0.6 negative manual P 227 46.2204 50 -0.12 46
IV.MMO1.EHZ. 2023-03-07T19:57:29.35 0.6 undecidable manual P 180 43.1235 50 -0.6 41
IV.ARVD.HHZ. 2023-03-07T19:57:29.20 0.6 negative manual P 307 38.628 50 -0.06 47
IV.MC2.EHZ. 2023-03-07T19:57:29.53 1.0 undecidable manual P 195 43.1235 50 -0.43 22
IV.FDMO.HHZ. 2023-03-07T19:57:28.17 0.6 positive manual P 215 33.8439 50 -0.35 45
IV.MML1.EHZ. 2023-03-07T19:57:28.18 1.0 undecidable manual P 236 34.4433 50 -0.43 22
IV.MF5.EHZ. 2023-03-07T19:57:28.50 0.6 positive manual P 162 35.0427 50 -0.22 46
IV.MNTT.EHE. 2023-03-07T19:57:28.58 0.1 undecidable manual P 139 33.3444 104 0.13 94
IV.GUMA.HHZ. 2023-03-07T19:57:26.77 0.3 negative manual P 178 24.9528 109 -0.06 73
IV.SAP2.EHZ. 2023-03-07T19:57:26.39 1.0 undecidable manual P 164 22.0668 111 0.1 24
IV.CSP1.EHZ. 2023-03-07T19:57:26.58 0.3 undecidable manual P 204 23.754 110 -0.03 74
IV.EL6.EHZ. 2023-03-07T19:57:26.04 0.6 undecidable manual P 285 18.4704 115 0.41 46
IV.CING.HHZ. 2023-03-07T19:57:25.15 0.1 positive manual P 313 14.1747 121 0.29 94
IV.MNTP.HNZ. 2023-03-07T19:57:25.84 0.1 undecidable manual P 145 20.4684 112 -0.14 97
IV.TRE1.HNZ. 2023-03-07T19:57:24.36 0.6 undecidable manual S 342 2.6973 162 -0.27 49
IV.TRE1.HNZ. 2023-03-07T19:57:23.20 0.1 undecidable manual P 342 2.6973 162 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CING.HHE. ML:0.8 0.000065286495 0.0896 AML other m 2023-03-07T19:57:28.39
IV.CING.HHN. ML:0.8 0.000069481585 0.1536 AML other m 2023-03-07T19:57:28.50
IV.GUMA.HHN. ML:1.2 0.00010587833500000001 0.3712 AML other m 2023-03-07T19:57:38.80
IV.MML1.EHN. ML:1.1 0.00005566039 0.2176 AML other m 2023-03-07T19:57:34.53
IV.MML1.EHE. ML:1.1 0.00005485 0.28 AML other m 2023-03-07T19:57:34.53
IV.GUMA.HHE. ML:1.4 0.00014447842 0.3712 AML other m 2023-03-07T19:57:35.18
IV.CESI.HHN. ML:0.9 0.0000257854565 0.2048 AML other m 2023-03-07T19:57:38.23
IV.SSFR.HHE. ML:1.2 0.0000447 0.88 AML other m 2023-03-07T19:57:39.35
IV.NRCA.HHN. ML:1.3 0.00005015 0.1 AML other m 2023-03-07T19:57:41.72
IV.NRCA.HHE. ML:1.4 0.00005658814 0.1408 AML other m 2023-03-07T19:57:41.75
IV.SSFR.HHN. ML:1.1 0.000040201859999999996 0.2944 AML other m 2023-03-07T19:57:42.19
IV.CESI.HHE. ML:0.8 0.000020435005 0.3712 AML other m 2023-03-07T19:57:38.59
IV.ASSB.HHN. ML:1.2 0.000030959999999999995 0.36 AML other m 2023-03-07T19:57:42.33
IV.ASSB.HHE. ML:1.2 0.00003635 0.46 AML other m 2023-03-07T19:57:46.40
IV.CING.HNE. ML:2.6 0.004408507999999999 0.4736 AML other m 2023-03-07T19:57:35.36
IV.CING.HNN. ML:2.6 0.00417826 0.6912 AML other m 2023-03-07T19:57:24.54
IV.CSP1.EHE. ML:1.2 0.00011042720999999999 0.3456 AML other m 2023-03-07T19:57:33.33
IV.CSP1.EHN. ML:1.1 0.000075073655 0.1664 AML other m 2023-03-07T19:57:31.67
IV.GUMA.HNE. ML:1.4 0.00013488305 0.3584 AML other m 2023-03-07T19:57:35.14
IV.GUMA.HNN. ML:1.4 0.000138146285 0.7296 AML other m 2023-03-07T19:57:41.16
IV.FDMO.HHE. ML:1.1 0.000052727129999999994 0.1536 AML other m 2023-03-07T19:57:33.77
IV.FDMO.HHN. ML:0.8 0.00002870831 0.1408 AML other m 2023-03-07T19:57:35.90
IV.MML1.HNE. ML:1.6 0.000153565475 1.2416 AML other m 2023-03-07T19:57:45.80
IV.MML1.HNN. ML:1.5 0.00013393013500000002 0.6144 AML other m 2023-03-07T19:57:34.54
IV.MF5.EHE. ML:1.3 0.00007549134000000001 0.256 AML other m 2023-03-07T19:57:34.44
IV.MF5.EHN. ML:1.2 0.00007168174500000001 0.1152 AML other m 2023-03-07T19:57:35.44
IV.ARVD.HHE. ML:0.7 0.000019259889999999998 0.7296 AML other m 2023-03-07T19:57:45.43
IV.ARVD.HHN. ML:0.6 0.000012930407500000001 0.2176 AML other m 2023-03-07T19:57:39.58
IV.MC2.EHE. ML:1.2 0.000045901745 0.1152 AML other m 2023-03-07T19:57:37.24
IV.MC2.EHN. ML:1.3 0.00006843764 0.2432 AML other m 2023-03-07T19:57:40.70
IV.CESI.HNE. ML:1.6 0.0001067704 0.768 AML other m 2023-03-07T19:57:32.47
IV.CESI.HNN. ML:1.6 0.0001091514 0.704 AML other m 2023-03-07T19:57:37.88
IV.SSFR.HNE. ML:1.6 0.0001169683 0.8064 AML other m 2023-03-07T19:57:47.57
IV.SSFR.HNN. ML:1.7 0.00013530208999999998 0.768 AML other m 2023-03-07T19:57:43.91
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