Earthquake with magnitude of ML 1.5 on date 22-05-2021 and time 15:20:46 (Italy) in region 5 km E Pizzoli (AQ)

A magnitude ML 1.5 earthquake occured in region: 5 km E Pizzoli (AQ), on

  • 22-05-2021 13:20:46 (UTC)
  • 22-05-2021 15:20:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4580, 13.3510 at 12 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
Pizzoli AQ 5 4326 4326
Barete AQ 6 737 5063
Capitignano AQ 8 665 5728
Cagnano Amiterno AQ 10 1369 7097
Campotosto AQ 11 542 7639
Montereale AQ 11 2581 10220
Scoppito AQ 12 3727 13947
L'Aquila AQ 13 69753 83700
Crognaleto TE 15 1297 84997
Pietracamela TE 18 271 85268
Lucoli AQ 19 1011 86279
Fano Adriano TE 19 296 86575
Borbona RI 19 617 87192
Tornimparte AQ 19 3187 90379
Amatrice RI 20 2657 93036

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km NW of L'Aquila (69753 inhabitants)
37 Km SW of Teramo (54892 inhabitants)
59 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
68 Km W of Chieti (51815 inhabitants)
71 Km W of Pescara (121014 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
72 Km NE of Guidonia Montecelio (88673 inhabitants)
77 Km SE of Foligno (57155 inhabitants)
95 Km NE of Roma (2864731 inhabitants)
98 Km NE of Velletri (53303 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 1.5 2021-05-22
13:20:46
42.4585 13.3507 12 2021-12-29
11:12:01
Bollettino Sismico Italiano INGV 90514691
Reviewed
Rev100
ML 1.5 2021-05-22
13:20:46
42.4588 13.3452 11 2021-05-22
13:32:11
Sala Sismica INGV-Roma 90375631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-22 13:20:46 ± 0.06
Latitude 42.4585 ± 0.0036
Longitude 13.3507 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90514691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 436
Semi-minor axis of confidence ellipse (meter) 103
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 34
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.64212
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 29
Type of magnitude ML
Reference to an origin 90514691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-15 08:32:10

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 90375631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-22 13:32:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2021-05-22T13:21:01.00 0.3 undecidable manual S 335 45.8208 92 0.08 70
IV.VCEL.EHZ. 2021-05-22T13:21:00.00 0.3 undecidable manual S 100 40.7259 92 0.44 65
IV.CSP1.EHZ. 2021-05-22T13:20:58.65 0.3 undecidable manual P 350 71.2731 91 0.03 67
IV.FDMO.HHZ. 2021-05-22T13:20:58.08 0.3 undecidable manual P 342 67.5768 91 0.02 68
IV.MTRA.EHZ. 2021-05-22T13:20:57.20 0.3 undecidable manual S 6 33.2445 93 -0.37 67
IV.MF5.EHZ. 2021-05-22T13:20:57.24 0.3 undecidable manual P 9 59.3961 91 0.45 63
IV.LNSS.HHZ. 2021-05-22T13:20:56.80 0.3 undecidable manual S 302 29.9478 94 0.11 72
IT.MMP1.HGE. 2021-05-22T13:20:56.45 0.6 undecidable manual P 245 54.6009 92 0.41 43
IV.ARRO.EHZ. 2021-05-22T13:20:55.06 0.3 undecidable manual P 286 49.617 92 -0.23 67
IV.MC2.EHZ. 2021-05-22T13:20:55.51 0.6 undecidable manual P 345 51.9036 92 -0.13 45
IV.TERO.HHZ. 2021-05-22T13:20:55.80 0.3 undecidable manual S 49 27.5502 95 -0.25 70
IV.PTQR.HHZ. 2021-05-22T13:20:55.00 0.3 undecidable manual P 175 48.618 92 -0.13 69
IV.SMA1.EHZ. 2021-05-22T13:20:54.00 0.3 undecidable manual S 356 19.1697 101 0.19 71
IV.VCEL.EHZ. 2021-05-22T13:20:54.11 0.3 undecidable manual P 100 40.7259 92 0.19 69
IV.T0110.HHZ. 2021-05-22T13:20:54.79 0.6 undecidable manual P 126 43.2234 92 0.5 43
IV.T1299.EHE. 2021-05-22T13:20:54.10 0.3 undecidable manual S 344 20.2686 99 -0.01 74
IV.NRCA.HHZ. 2021-05-22T13:20:54.53 0.3 undecidable manual P 335 45.8208 92 -0.17 68
IV.GIGS.HHE. 2021-05-22T13:20:53.30 0.3 undecidable manual S 92 18.1707 102 -0.26 71
IV.LNSS.HHZ. 2021-05-22T13:20:52.13 0.3 undecidable manual P 302 29.9478 94 -0.13 71
IV.RM33.EHZ. 2021-05-22T13:20:52.00 0.3 undecidable manual S 297 12.4764 118 -0.12 73
IV.MTRA.EHZ. 2021-05-22T13:20:52.56 0.1 undecidable manual P 6 33.2445 93 -0.21 92
IV.TERO.HHZ. 2021-05-22T13:20:51.84 0.1 undecidable manual P 49 27.5502 95 -0.05 97
IV.CAMP.HHE. 2021-05-22T13:20:51.60 0.3 undecidable manual S 29 9.7791 129 0.07 74
IV.FAGN.HHZ. 2021-05-22T13:20:51.70 0.6 undecidable manual P 138 28.6491 94 -0.36 45
MN.AQU.HHN. 2021-05-22T13:20:51.90 0.3 undecidable manual S 159 12.3765 118 -0.22 72
IV.GIGS.HHE. 2021-05-22T13:20:50.41 0.1 undecidable manual P 92 18.1707 102 -0.05 98
IV.T1299.EHE. 2021-05-22T13:20:50.88 0.3 undecidable manual P 344 20.2686 99 0.11 73
IV.SMA1.EHZ. 2021-05-22T13:20:50.71 0.1 undecidable manual P 356 19.1697 101 0.11 97
IV.RM33.EHZ. 2021-05-22T13:20:49.68 0.1 undecidable manual P 297 12.4764 118 0.05 99
MN.AQU.HHN. 2021-05-22T13:20:49.62 0.1 undecidable manual P 159 12.3765 118 0 100
IV.CAMP.HHE. 2021-05-22T13:20:49.49 0.3 undecidable manual P 29 9.7791 129 0.2 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:1.6 0.00036899999999999997 0.2 AML other m 2021-05-22T13:20:52.27
IV.RM33.EHE. ML:1.6 0.00037 0.2 AML other m 2021-05-22T13:20:52.28
IV.RM33.HNN. ML:1.5 0.00028289360000000003 0.2048 AML other m 2021-05-22T13:20:52.72
IV.RM33.EHN. ML:1.4 0.00026561935 0.2176 AML other m 2021-05-22T13:20:52.62
IV.SMA1.EHN. ML:1.8 0.00045900000000000004 0.44 AML other m 2021-05-22T13:20:54.81
IV.TERO.HHN. ML:1.6 0.00022950000000000002 0.42 AML other m 2021-05-22T13:20:56.23
IV.TERO.HHE. ML:1.6 0.000201 0.82 AML other m 2021-05-22T13:20:56.31
IV.SMA1.EHE. ML:1.5 0.000242 1.18 AML other m 2021-05-22T13:20:56.84
IV.MTRA.EHE. ML:1.6 0.000164 0.54 AML other m 2021-05-22T13:20:57.71
IV.MTRA.EHN. ML:1.7 0.00020950000000000002 0.7 AML other m 2021-05-22T13:20:58.07
IV.FAGN.HHN. ML:1.5 0.00017099999999999998 0.42 AML other m 2021-05-22T13:20:58.62
IV.FAGN.HHE. ML:1.7 0.00023899999999999998 1.66 AML other m 2021-05-22T13:21:01.91
IV.NRCA.HHN. ML:1.6 0.0001105 0.12 AML other m 2021-05-22T13:21:01.38
IV.NRCA.HHE. ML:1.7 0.0001465 0.12 AML other m 2021-05-22T13:21:01.57
IV.ARRO.EHE. ML:1.3 0.0000487 1.04 AML other m 2021-05-22T13:21:02.05
IV.VCEL.EHN. ML:1.5 0.00011300000000000001 0.32 AML other m 2021-05-22T13:21:02.85
IV.ARRO.EHN. ML:1.3 0.000054550000000000005 1.24 AML other m 2021-05-22T13:21:03.66
IV.VCEL.EHE. ML:1.8 0.00019250000000000002 0.42 AML other m 2021-05-22T13:21:03.86
IV.T0110.HHN. ML:1.5 0.00009925 0.38 AML other m 2021-05-22T13:21:04.10
IV.T0110.HHE. ML:1.4 0.0000775 0.44 AML other m 2021-05-22T13:21:06.27
IV.FDMO.HHE. ML:1.2 0.000027 0.48 AML other m 2021-05-22T13:21:09.02
IV.FDMO.HHN. ML:1.1 0.0000207 0.62 AML other m 2021-05-22T13:21:11.41
IV.TERO.HNN. ML:1.6 0.00020273725 0.0704 AML other m 2021-05-22T13:20:56.76
IV.TERO.HNE. ML:1.6 0.00018447089999999998 0.1344 AML other m 2021-05-22T13:20:56.37
IV.MTRA.HNN. ML:1.7 0.0002148487 0.2688 AML other m 2021-05-22T13:20:57.93
IV.MTRA.HNE. ML:1.6 0.00016104495000000002 0.1472 AML other m 2021-05-22T13:20:57.71
IV.NRCA.HNE. ML:1.7 0.00013519769999999998 0.1088 AML other m 2021-05-22T13:21:01.63
IV.CSP1.EHE. ML:1.3 0.000028954188 0.096 AML other m 2021-05-22T13:21:10.49
IV.CSP1.EHN. ML:1.3 0.000032639580000000004 0.1216 AML other m 2021-05-22T13:21:10.86
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