Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 23-11-2022 and time 18:11:32 (UTC) in region 3 km SE Guidonia Montecelio (RM)

A magnitude ML 2.3 earthquake occured in region: 3 km SE Guidonia Montecelio (RM), on

  • 23-11-2022 18:11:32 (UTC)
  • 23-11-2022 19:11:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.9830, 12.7550 at 9 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.

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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
Guidonia Montecelio RM 3 88673 88673
Tivoli RM 4 56533 145206
Marcellina RM 6 7280 152486
Sant'Angelo Romano RM 7 5018 157504
San Polo dei Cavalieri RM 8 2992 160496
Palombara Sabina RM 9 13269 173765
Castel Madama RM 10 7399 181164
Mentana RM 11 22921 204085
Fonte Nuova RM 11 32562 236647
Vicovaro RM 12 4019 240666
San Gregorio da Sassola RM 12 1619 242285
Gallicano nel Lazio RM 14 6334 248619
Casape RM 14 744 249363
Monterotondo RM 14 40830 290193
Roccagiovine RM 14 263 290456
Moricone RM 15 2650 293106
Sambuci RM 15 925 294031
Mandela RM 15 917 294948
Poli RM 16 2418 297366
Monteflavio RM 16 1348 298714
Ciciliano RM 16 1336 300050
Licenza RM 16 1011 301061
Colonna RM 16 4287 305348
Saracinesco RM 17 185 305533
Montelibretti RM 17 5323 310856
Zagarolo RM 17 17843 328699
Montorio Romano RM 18 1984 330683
Percile RM 18 255 330938
San Cesareo RM 18 15153 346091
Pisoniano RM 19 770 346861
Monte Porzio Catone RM 19 8693 355554
Cineto Romano RM 19 601 356155
Castel San Pietro Romano RM 19 902 357057
Cerreto Laziale RM 19 1118 358175
Monte Compatri RM 19 11978 370153
Palestrina RM 19 21672 391825
Anticoli Corrado RM 20 915 392740

Municipalities with at least 50000 inhabitants

An earthquake occurred to
3 Km SE of Guidonia Montecelio (88673 inhabitants)
4 Km NW of Tivoli (56533 inhabitants)
25 Km E of Roma (2864731 inhabitants)
33 Km N of Velletri (53303 inhabitants)
41 Km NE of Pomezia (62966 inhabitants)
44 Km N of Aprilia (73446 inhabitants)
49 Km E of Fiumicino (78395 inhabitants)
59 Km N of Latina (125985 inhabitants)
60 Km N of Anzio (54211 inhabitants)
65 Km S of Terni (111501 inhabitants)
67 Km SW of L'Aquila (69753 inhabitants)
72 Km SE of Viterbo (67173 inhabitants)
80 Km E of Civitavecchia (52991 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 2.3 2022-11-23
18:11:32		 41.9832 12.7552 9 2024-03-01
15:28:12		 Bollettino Sismico Italiano INGV 113035191
Reviewed
Rev100 		ML 2.3 2022-11-23
18:11:32		 41.9752 12.7543 10 2022-11-23
18:26:42		 Sala Sismica INGV-Roma 112142211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-23 18:11:32 ± 0.06
Latitude 41.9832 ± 0.0036
Longitude 12.7552 ± 0.0060
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113035191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 396
Semi-minor axis of confidence ellipse (meter) 368
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 100
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 54
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.36877
Number of stations at which the event was observed 41
Number of stations from which data was used for origin computation 39
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 113035191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-06 10:11:24

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 70
Type of magnitude ML
Reference to an origin 112142211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-23 18:26:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2022-11-23T18:13:29.73 3.0 undecidable manual Sg 13.03 0
GU.GSCL.HHZ. 2022-11-23T18:12:57.86 3.0 undecidable manual Sg 4.55 0
IV.EL6.EHZ. 2022-11-23T18:11:58.06 1.0 undecidable manual P 11 151.9368 50 0.28 18
IV.LRP.EHZ. 2022-11-23T18:11:57.50 0.6 undecidable manual S 118 78.1662 50 1.04 32
IV.VVLD.HHZ. 2022-11-23T18:11:55.20 0.6 undecidable manual S 100 72.7716 50 0.2 44
IV.MF5.EHZ. 2022-11-23T18:11:54.09 0.6 undecidable manual P 27 125.4744 50 0.4 38
IV.FDMO.HHZ. 2022-11-23T18:11:53.01 0.3 undecidable manual P 13 119.991 50 0.17 60
IV.GIUL.HHZ. 2022-11-23T18:11:53.10 0.6 undecidable manual S 139 62.6928 50 0.79 37
IV.MML1.EHZ. 2022-11-23T18:11:53.95 0.3 undecidable manual P 8 126.6732 50 0.08 61
IV.BARO.EHZ. 2022-11-23T18:11:53.60 0.6 undecidable manual S 297 64.9905 50 0.68 39
IV.SACS.HHZ. 2022-11-23T18:11:53.51 0.3 undecidable manual P 325 118.3926 50 0.91 48
IV.TOLF.HHZ. 2022-11-23T18:11:52.30 0.6 undecidable manual S 278 62.8926 50 -0.06 46
IV.ASSB.HHZ. 2022-11-23T18:11:52.88 0.3 undecidable manual P 356 117.7932 50 0.38 58
IV.MGAB.HHZ. 2022-11-23T18:11:52.97 0.6 undecidable manual P 333 115.7952 50 0.78 34
IV.CESI.HHZ. 2022-11-23T18:11:51.98 0.3 undecidable manual P 6 113.997 50 0.06 63
IV.MC2.EHZ. 2022-11-23T18:11:51.60 0.3 undecidable manual P 19 108.9132 50 0.46 58
IV.LATB.EHZ. 2022-11-23T18:11:50.70 0.6 undecidable manual S 162 56.8986 50 -0.08 46
IV.NRCA.HHZ. 2022-11-23T18:11:49.49 0.6 undecidable manual P 17 98.8233 50 -0.09 43
IV.MCI.EHZ. 2022-11-23T18:11:49.67 0.3 undecidable manual P 122 103.2189 50 -0.58 56
IV.INTR.HHZ. 2022-11-23T18:11:48.94 0.3 undecidable manual P 88 94.8384 50 -0.02 66
IV.SMA1.EHZ. 2022-11-23T18:11:48.15 0.3 undecidable manual P 33 86.1471 50 0.52 60
IV.FIAM.HNN. 2022-11-23T18:11:47.21 0.6 undecidable manual S 43 43.4232 50 0.04 48
IV.POFI.HHZ. 2022-11-23T18:11:46.85 0.1 undecidable manual P 110 84.3489 50 -0.5 81
IV.FAGN.HHZ. 2022-11-23T18:11:46.57 0.3 undecidable manual P 65 75.0693 50 0.65 58
IV.VVLD.HHZ. 2022-11-23T18:11:45.10 0.1 undecidable manual P 100 72.7716 50 -0.46 83
IV.CESX.HHE. 2022-11-23T18:11:45.24 0.3 undecidable manual P 349 70.7736 50 -0.01 69
IV.LRP.EHZ. 2022-11-23T18:11:45.93 0.3 undecidable manual P 118 78.1662 50 -0.47 62
IV.LNSS.HNZ. 2022-11-23T18:11:45.24 0.3 undecidable manual P 19 72.5718 50 -0.3 65
IV.ARRO.EHZ. 2022-11-23T18:11:44.76 0.3 undecidable manual P 1 66.0894 50 0.22 67
IV.BARO.EHZ. 2022-11-23T18:11:44.23 0.3 undecidable manual P 297 64.9905 50 -0.13 68
IV.RM33.EHZ. 2022-11-23T18:11:44.78 0.3 undecidable manual P 33 69.4749 50 -0.28 65
IV.SRES.HHZ. 2022-11-23T18:11:44.30 0.6 undecidable manual S 324 34.6431 50 -0.53 44
IV.GIUL.HHZ. 2022-11-23T18:11:43.50 0.1 undecidable manual P 139 62.6928 50 -0.51 84
IV.ORTE.EHZ. 2022-11-23T18:11:43.76 0.6 undecidable manual P 330 61.0944 50 0 47
IV.TOLF.HHZ. 2022-11-23T18:11:43.89 0.3 undecidable manual P 278 62.8926 50 -0.15 68
IV.VIVA.HHZ. 2022-11-23T18:11:42.80 0.3 undecidable manual S 177 25.8519 109 0.63 64
IV.RDP.HHZ. 2022-11-23T18:11:42.20 0.6 undecidable manual S 189 24.9528 110 0.31 47
IT.RMMM.HGE. 2022-11-23T18:11:42.68 0.6 undecidable manual S 255 25.8519 109 0.52 45
IV.LATB.EHZ. 2022-11-23T18:11:42.38 0.3 undecidable manual P 162 56.8986 50 -0.75 58
IV.RCAV.EHZ. 2022-11-23T18:11:41.10 0.6 undecidable manual S 134 21.7671 112 0.26 48
IV.GUAR.HHZ. 2022-11-23T18:11:41.68 0.3 undecidable manual P 114 50.5161 50 -0.46 65
IV.FIAM.HNN. 2022-11-23T18:11:41.01 0.1 undecidable manual P 43 43.4232 50 -0.03 96
IV.RMP.HHZ. 2022-11-23T18:11:40.50 0.6 undecidable manual S 192 19.4694 115 0.4 47
IV.CERT.HHZ. 2022-11-23T18:11:40.40 0.6 undecidable manual S 101 19.0698 115 0.41 46
IV.SRES.HHZ. 2022-11-23T18:11:39.21 0.3 undecidable manual P 324 34.6431 50 -0.48 67
IT.CSO1.HGZ. 2022-11-23T18:11:39.17 0.3 undecidable manual P 64 30.3474 107 0.16 72
IT.MMP1.HGE. 2022-11-23T18:11:38.76 0.1 undecidable manual P 359 29.5482 107 -0.09 97
IT.RMMM.HGE. 2022-11-23T18:11:38.03 0.3 undecidable manual P 255 25.8519 109 -0.12 73
IV.VIVA.HHZ. 2022-11-23T18:11:38.03 0.1 undecidable manual P 177 25.8519 109 -0.13 97
IV.SAMA.EHZ. 2022-11-23T18:11:37.81 0.3 undecidable manual P 211 26.1516 109 -0.41 69
IV.CERT.HHZ. 2022-11-23T18:11:37.03 0.1 undecidable manual P 101 19.0698 115 0.14 98
IV.RMP.HHZ. 2022-11-23T18:11:37.06 0.1 undecidable manual P 192 19.4694 115 0.1 99
IV.RDP.HHZ. 2022-11-23T18:11:37.92 0.1 undecidable manual P 189 24.9528 110 -0.07 99
IV.RCAV.EHZ. 2022-11-23T18:11:37.36 0.1 undecidable manual P 134 21.7671 112 -0.03 100
IV.MTCE.HHZ. 2022-11-23T18:11:35.53 0.6 undecidable manual S 346 4.4955 153 -0.64 44
IV.MTCE.HHZ. 2022-11-23T18:11:34.45 0.1 undecidable manual P 346 4.4955 153 -0.24 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTCE.HHN. ML:3.1 0.025950000000000004 0.3 AML other m 2022-11-23T18:11:36.41
IV.MTCE.HHE. ML:3.0 0.019149999999999997 0.28 AML other m 2022-11-23T18:11:36.58
IV.RCAV.EHN. ML:2.4 0.0017050000000000001 0.22 AML other m 2022-11-23T18:11:42.85
IV.RMP.HHE. ML:3.0 0.007390000000000001 0.32 AML other m 2022-11-23T18:11:44.35
IV.RDP.HHN. ML:2.8 0.00418 0.4 AML other m 2022-11-23T18:11:44.78
IV.RCAV.EHE. ML:2.4 0.0015750000000000002 1.76 AML other m 2022-11-23T18:11:44.95
IV.SRES.HHE. ML:2.1 0.0005794999999999999 0.42 AML other m 2022-11-23T18:11:45.58
IV.CERT.HNE. ML:2.3 0.0017900000000000001 0.42 AML other m 2022-11-23T18:11:45.50
IV.SRES.HHN. ML:2.1 0.0005200000000000001 0.22 AML other m 2022-11-23T18:11:46.48
IV.CERT.HNN. ML:2.1 0.0010145 0.42 AML other m 2022-11-23T18:11:46.89
IV.CERT.HHN. ML:2.1 0.001085 0.42 AML other m 2022-11-23T18:11:46.89
IV.CERT.HHE. ML:1.8 0.0005815 1.54 AML other m 2022-11-23T18:11:46.05
IV.RMP.HHN. ML:3.3 0.0143 0.4 AML other m 2022-11-23T18:11:47.12
IV.VIVA.HHE. ML:2.7 0.003035 0.26 AML other m 2022-11-23T18:11:49.20
IV.RDP.HHE. ML:2.6 0.0026100000000000003 0.52 AML other m 2022-11-23T18:11:49.68
IV.FIAM.HNN. ML:2.6 0.001375 0.76 AML other m 2022-11-23T18:11:50.21
IV.VIVA.HHN. ML:2.8 0.003625 1.3 AML other m 2022-11-23T18:11:50.18
IV.TOLF.HHN. ML:2.2 0.00030649999999999997 0.22 AML other m 2022-11-23T18:11:53.15
IV.TOLF.HHE. ML:2.3 0.0003735 0.7 AML other m 2022-11-23T18:11:54.40
IV.FIAM.HHN. ML:2.4 0.0008435 1.18 AML other m 2022-11-23T18:11:54.67
IV.GUAR.HHN. ML:2.1 0.0003395 0.68 AML other m 2022-11-23T18:11:54.57
IV.FIAM.HNE. ML:2.3 0.00061 0.42 AML other m 2022-11-23T18:11:54.92
IV.FIAM.HHE. ML:2.3 0.0006450000000000001 0.42 AML other m 2022-11-23T18:11:54.92
IV.BARO.EHN. ML:2.2 0.0002695 0.62 AML other m 2022-11-23T18:11:55.09
IV.BARO.HNN. ML:2.2 0.0003145 0.62 AML other m 2022-11-23T18:11:55.09
IV.GUAR.HHE. ML:2.1 0.000345 0.28 AML other m 2022-11-23T18:11:55.28
IV.GIUL.HHN. ML:2.1 0.0002275 0.86 AML other m 2022-11-23T18:11:55.45
IV.ARRO.EHE. ML:2.3 0.00032999999999999994 0.22 AML other m 2022-11-23T18:11:55.37
IV.GIUL.HHE. ML:2.0 0.00017649999999999998 1.34 AML other m 2022-11-23T18:11:55.15
IV.ARRO.EHN. ML:2.2 0.0003095 0.22 AML other m 2022-11-23T18:11:56.17
IV.BARO.HNE. ML:2.2 0.000303 1.5 AML other m 2022-11-23T18:11:57.24
IV.BARO.EHE. ML:2.1 0.0002525 0.46 AML other m 2022-11-23T18:11:59.24
IV.RM33.EHN. ML:2.4 0.0004265 0.3 AML other m 2022-11-23T18:12:00.44
IV.RM33.HNN. ML:2.4 0.00047500000000000005 0.4 AML other m 2022-11-23T18:12:00.44
IV.LRP.EHE. ML:2.3 0.00029549999999999997 0.3 AML other m 2022-11-23T18:12:01.42
IV.LRP.EHN. ML:1.7 0.0000635 1.52 AML other m 2022-11-23T18:12:02.16
IV.RM33.HNE. ML:2.5 0.0005340000000000001 1.46 AML other m 2022-11-23T18:12:03.00
IV.RM33.EHE. ML:2.5 0.0005525 1.7 AML other m 2022-11-23T18:12:03.01
IV.VVLD.HHE. ML:2.0 0.0001565 1.1 AML other m 2022-11-23T18:12:03.20
IV.VVLD.HHN. ML:2.0 0.00016399999999999997 0.42 AML other m 2022-11-23T18:12:03.64
IV.SMA1.EHN. ML:2.7 0.000619 0.82 AML other m 2022-11-23T18:12:04.39
IV.POFI.HHE. ML:1.9 0.0001038 0.42 AML other m 2022-11-23T18:12:05.55
IV.POFI.HHN. ML:1.8 0.00008745 0.54 AML other m 2022-11-23T18:12:05.88
IV.SMA1.EHE. ML:2.6 0.0005545 0.4 AML other m 2022-11-23T18:12:05.90
IV.FAGN.HHE. ML:2.6 0.0005885 0.68 AML other m 2022-11-23T18:12:06.43
IV.FAGN.HHN. ML:2.4 0.00041349999999999997 0.42 AML other m 2022-11-23T18:12:07.27
IV.NRCA.HHE. ML:2.2 0.0001705 0.44 AML other m 2022-11-23T18:12:09.78
IV.INTR.HHN. ML:2.3 0.00023549999999999998 1.32 AML other m 2022-11-23T18:12:09.79
IV.CESI.HHN. ML:2.6 0.00029900000000000006 1.7 AML other m 2022-11-23T18:12:11.91
IV.NRCA.HHN. ML:2.1 0.00011985 1.12 AML other m 2022-11-23T18:12:11.57
IV.MGAB.HHE. ML:2.3 0.0001605 0.48 AML other m 2022-11-23T18:12:11.42
IV.FDMO.HHN. ML:2.1 0.00009279999999999999 0.3 AML other m 2022-11-23T18:12:12.72
IV.MCI.EHE. ML:2.5 0.000273 1.1 AML other m 2022-11-23T18:12:13.65
IV.MGAB.HHN. ML:2.3 0.0001615 0.86 AML other m 2022-11-23T18:12:13.70
IV.MC2.EHN. ML:2.6 0.00033499999999999996 0.6 AML other m 2022-11-23T18:12:13.29
IV.INTR.HHE. ML:2.2 0.0001535 0.84 AML other m 2022-11-23T18:12:13.28
IV.MC2.EHE. ML:2.7 0.000406 0.34 AML other m 2022-11-23T18:12:13.54
IV.MCI.EHN. ML:2.3 0.0001905 0.92 AML other m 2022-11-23T18:12:13.77
IV.ASSB.HHE. ML:2.2 0.0001115 0.38 AML other m 2022-11-23T18:12:14.23
IV.ASSB.HHN. ML:2.2 0.000118 0.4 AML other m 2022-11-23T18:12:14.03
IV.FDMO.HHE. ML:2.3 0.0001545 0.38 AML other m 2022-11-23T18:12:14.09
IV.CESI.HHE. ML:2.3 0.000174 0.4 AML other m 2022-11-23T18:12:14.90
IV.MML1.EHE. ML:2.4 0.00018449999999999999 1.74 AML other m 2022-11-23T18:12:14.95
IV.MML1.EHN. ML:2.2 0.00011899999999999999 0.42 AML other m 2022-11-23T18:12:15.79
IV.MF5.EHE. ML:2.4 0.0001535 0.42 AML other m 2022-11-23T18:12:15.91
IV.MF5.EHN. ML:2.4 0.00016764999999999998 1.68 AML other m 2022-11-23T18:12:18.96
IV.EL6.EHE. ML:2.3 0.00010449999999999999 1.2 AML other m 2022-11-23T18:12:25.10
IV.EL6.EHN. ML:2.4 0.000132 1.06 AML other m 2022-11-23T18:12:26.30
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
Waveforms Seismic signals in miniseed + resp format Download