Earthquake with magnitude of ML 0.8 on date 30-04-2022 and time 23:00:23 (UTC) in region 4 km SW Pollenza (MC)

A magnitude ML 0.8 earthquake occured in region: 4 km SW Pollenza (MC), on

  • 30-04-2022 23:00:23 (UTC)
  • 01-05-2022 01:00:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2380, 13.3250 at 26 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
Pollenza MC 4 6618 6618
Tolentino MC 5 20069 26687
Urbisaglia MC 6 2628 29315
Treia MC 8 9403 38718
Colmurano MC 9 1263 39981
Belforte del Chienti MC 11 1886 41867
Loro Piceno MC 11 2401 44268
Ripe San Ginesio MC 11 852 45120
Petriolo MC 12 1998 47118
San Severino Marche MC 12 12726 59844
Macerata MC 13 42473 102317
Camporotondo di Fiastrone MC 13 563 102880
Serrapetrona MC 13 966 103846
Caldarola MC 14 1823 105669
Mogliano MC 14 4696 110365
Appignano MC 14 4213 114578
San Ginesio MC 14 3498 118076
Corridonia MC 15 15430 133506
Cessapalombo MC 15 512 134018
Massa Fermana FM 16 963 134981
Montappone FM 16 1682 136663
Sant'Angelo in Pontano MC 16 1436 138099
Montecassiano MC 17 7125 145224
Cingoli MC 18 10352 155576
Francavilla d'Ete FM 18 964 156540
Monte Vidon Corrado FM 18 731 157271
Falerone FM 19 3337 160608
Gualdo MC 19 815 161423

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km SW of Ancona (100861 inhabitants)
59 Km NE of Foligno (57155 inhabitants)
71 Km NW of Teramo (54892 inhabitants)
72 Km SE of Fano (60888 inhabitants)
77 Km E of Perugia (166134 inhabitants)
82 Km SE of Pesaro (94582 inhabitants)
93 Km NE of Terni (111501 inhabitants)
99 Km N of L'Aquila (69753 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 0.8 2022-04-30
23:00:23
43.2377 13.3247 26 2022-07-08
12:34:03
Bollettino Sismico Italiano INGV 106396251
Reviewed
Rev100
ML 0.8 2022-04-30
23:00:22
43.2388 13.3312 27 2022-04-30
23:11:08
Sala Sismica INGV-Roma 104007231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-30 23:00:23 ± 0.13
Latitude 43.2377 ± 0.0054
Longitude 13.3247 ± 0.0062
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106396251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 571
Semi-minor axis of confidence ellipse (meter) 155
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 337
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.52341
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 106396251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-23 11:15:48

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 104007231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-30 23:11:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALO.HNZ. 2022-04-30T23:01:18.02 3.0 undecidable manual Pn 6.03 0
CR.STON.BHZ. 2022-04-30T23:01:13.54 3.0 undecidable manual Pg 9.03 0
IV.MTMR.EHZ. 2022-04-30T23:00:48.28 3.0 undecidable manual Pn -0.29 0
IV.ASSB.HHZ. 2022-04-30T23:00:42.31 0.3 undecidable manual S 248 58.0974 108 0.65 59
IV.NRCA.HHZ. 2022-04-30T23:00:39.21 0.3 undecidable manual S 201 47.9187 112 0.09 70
IV.CESI.HHZ. 2022-04-30T23:00:38.16 0.6 undecidable manual S 233 42.7239 115 0.33 45
IV.MC2.EHZ. 2022-04-30T23:00:36.92 0.3 undecidable manual S 197 37.8288 118 0.26 69
7F.SIB1.EHE. 2022-04-30T23:00:36.90 0.3 undecidable manual S 187 38.3283 118 0.12 71
7F.SIB2.EHE. 2022-04-30T23:00:36.69 0.3 undecidable manual S 183 38.4282 118 -0.13 71
IV.MMO1.EHZ. 2022-04-30T23:00:36.58 0.3 undecidable manual S 180 37.5291 118 -0.02 73
IV.MF5.EHZ. 2022-04-30T23:00:35.19 0.3 undecidable manual S 158 29.748 125 0.35 69
IV.MNTT.EHZ. 2022-04-30T23:00:35.50 0.3 undecidable manual S 132 29.3484 126 0.76 61
IV.MML1.EHZ. 2022-04-30T23:00:35.52 0.3 undecidable manual S 244 31.746 123 0.26 70
IV.FDMO.HHZ. 2022-04-30T23:00:34.71 0.3 undecidable manual S 221 29.4483 126 -0.05 74
IV.ASSB.HHZ. 2022-04-30T23:00:34.01 0.3 undecidable manual P 248 58.0974 108 0.2 67
IV.EL6.EHZ. 2022-04-30T23:00:33.12 0.6 undecidable manual S 300 20.6682 137 0.12 49
IV.NRCA.HHZ. 2022-04-30T23:00:32.21 0.1 undecidable manual P 201 47.9187 112 -0.13 93
IV.MNTP.HNE. 2022-04-30T23:00:32.34 0.3 undecidable manual S 133 16.1727 144 0.11 75
IV.CSP1.EHE. 2022-04-30T23:00:32.51 0.3 undecidable manual S 211 18.87 140 -0.17 73
IV.GUMA.HHZ. 2022-04-30T23:00:32.84 0.6 undecidable manual S 177 19.4694 139 0.07 50
IV.PF6.EHE. 2022-04-30T23:00:31.67 0.3 undecidable manual S 224 15.2736 146 -0.43 70
IV.CESI.HHZ. 2022-04-30T23:00:31.59 0.1 undecidable manual P 233 42.7239 115 0 96
IV.MML1.EHZ. 2022-04-30T23:00:30.10 0.1 undecidable manual P 244 31.746 123 -0.01 99
IV.MMO1.EHZ. 2022-04-30T23:00:30.61 0.1 undecidable manual P 180 37.5291 118 -0.27 92
IV.LPEL.HHZ. 2022-04-30T23:00:30.44 3.0 undecidable manual P -0.88 0
IV.MC2.EHZ. 2022-04-30T23:00:30.84 0.1 undecidable manual P 197 37.8288 118 -0.08 96
7F.SIB1.EHE. 2022-04-30T23:00:30.92 0.3 undecidable manual P 187 38.3283 118 -0.07 72
7F.SIB2.EHE. 2022-04-30T23:00:30.60 0.1 undecidable manual P 183 38.4282 118 -0.41 89
IV.MF5.EHZ. 2022-04-30T23:00:29.88 0.1 undecidable manual P 158 29.748 125 0.01 99
IV.FDMO.HHZ. 2022-04-30T23:00:29.61 0.1 undecidable manual P 221 29.4483 126 -0.22 95
IV.MNTT.EHZ. 2022-04-30T23:00:29.97 0.1 undecidable manual P 132 29.3484 126 0.16 96
IV.PP3.EHE. 2022-04-30T23:00:29.79 0.3 undecidable manual P 56 27.75 128 0.17 72
IV.GUMA.HHZ. 2022-04-30T23:00:28.54 0.1 undecidable manual P 177 19.4694 139 -0.14 98
IV.EL6.EHZ. 2022-04-30T23:00:28.79 0.1 undecidable manual P 300 20.6682 137 -0.02 100
IV.MNTP.HNE. 2022-04-30T23:00:28.16 0.3 undecidable manual P 133 16.1727 144 -0.21 72
IV.CSP1.EHE. 2022-04-30T23:00:28.39 0.1 undecidable manual P 211 18.87 140 -0.23 96
IV.PF6.EHE. 2022-04-30T23:00:27.96 0.1 undecidable manual P 224 15.2736 146 -0.32 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.4 0.000011570000000000001 0.56 AML other m 2022-04-30T23:00:35.15
IV.FDMO.HHN. ML:0.6 0.00001415 0.64 AML other m 2022-04-30T23:00:35.82
IV.MML1.EHN. ML:0.8 0.000018200000000000002 0.28 AML other m 2022-04-30T23:00:35.82
IV.MML1.EHE. ML:0.8 0.00001815 0.3 AML other m 2022-04-30T23:00:36.26
IV.NRCA.HHE. ML:1.0 0.0000231 0.14 AML other m 2022-04-30T23:00:40.35
IV.NRCA.HHN. ML:0.9 0.00001815 0.7 AML other m 2022-04-30T23:00:41.42
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