Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 27-12-2022 and time 05:27:32 (UTC) in region 4 km NW Fonte Nuova (RM)

A magnitude ML 1.5 earthquake occured in region: 4 km NW Fonte Nuova (RM), on

  • 27-12-2022 05:27:32 (UTC)
  • 27-12-2022 06:27:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.0230, 12.5790 at 15 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
Monterotondo RM 5 40830 40830
Fonte Nuova RM 5 32562 73392
Mentana RM 5 22921 96313
Riano RM 9 10466 106779
Sant'Angelo Romano RM 11 5018 111797
Guidonia Montecelio RM 13 88673 200470
Castelnuovo di Porto RM 13 8630 209100
Capena RM 14 10592 219692
Sacrofano RM 14 7740 227432
Morlupo RM 15 8696 236128
Formello RM 16 12918 249046
Palombara Sabina RM 16 13269 262315
Roma RM 16 2864731 3127046
Fiano Romano RM 17 15360 3142406
Montelibretti RM 18 5323 3147729
Marcellina RM 19 7280 3155009
Magliano Romano RM 19 1448 3156457
Civitella San Paolo RM 19 2066 3158523
Moricone RM 19 2650 3161173
Tivoli RM 19 56533 3217706

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km W of Guidonia Montecelio (88673 inhabitants)
16 Km NE of Roma (2864731 inhabitants)
19 Km W of Tivoli (56533 inhabitants)
40 Km NE of Fiumicino (78395 inhabitants)
40 Km N of Pomezia (62966 inhabitants)
41 Km NW of Velletri (53303 inhabitants)
48 Km N of Aprilia (73446 inhabitants)
59 Km SE of Viterbo (67173 inhabitants)
60 Km S of Terni (111501 inhabitants)
64 Km N of Anzio (54211 inhabitants)
65 Km E of Civitavecchia (52991 inhabitants)
67 Km NW of Latina (125985 inhabitants)
77 Km W 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 1.5 2022-12-27
05:27:32		 42.0232 12.5787 15 2024-03-01
15:28:18		 Bollettino Sismico Italiano INGV 114212851
Reviewed
Rev100 		ML 1.5 2022-12-27
05:27:32		 42.0277 12.5753 11 2022-12-27
05:42:22		 Sala Sismica INGV-Roma 113110651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-27 05:27:32 ± 0.08
Latitude 42.0232 ± 0.0036
Longitude 12.5787 ± 0.0048
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114212851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 237
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
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) 74
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) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.09623
Epicentral distance of station farthest from the epicenter (degree) 1.00994
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 114212851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-15 00:43:08

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 113110651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-27 05:42:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2022-12-27T05:27:54.86 0.6 undecidable manual S 132 76.0683 93 -0.08 44
IV.CESI.HHZ. 2022-12-27T05:27:51.19 0.3 undecidable manual P 14 112.0989 92 0.33 59
IV.FIAM.HHZ. 2022-12-27T05:27:49.11 0.6 undecidable manual S 58 52.0035 96 0.58 42
IV.BARO.HNN. 2022-12-27T05:27:48.26 0.3 undecidable manual S 300 50.0166 96 0.24 67
IV.NRCA.HHZ. 2022-12-27T05:27:48.78 0.3 undecidable manual P 26 100.0221 92 -0.22 62
IV.LNSS.HHZ. 2022-12-27T05:27:45.00 0.3 undecidable manual P 30 74.6697 94 -0.09 66
IV.GAVE.EHZ. 2022-12-27T05:27:45.73 0.3 undecidable manual P 19 78.5658 93 0.03 67
IV.RM33.HNE. 2022-12-27T05:27:44.92 0.3 undecidable manual P 44 75.0693 93 -0.23 64
IV.CERT.HNN. 2022-12-27T05:27:44.02 0.6 undecidable manual S 104 34.2435 100 0.19 47
IV.GIUL.HHZ. 2022-12-27T05:27:44.83 0.6 undecidable manual P 132 76.0683 93 -0.48 41
IV.VIVA.HHZ. 2022-12-27T05:27:44.44 0.6 undecidable manual S 152 34.1436 100 0.63 42
IV.ARRO.EHZ. 2022-12-27T05:27:43.58 0.3 undecidable manual P 14 63.5919 94 0.19 67
IT.MMP1.HGZ. 2022-12-27T05:27:42.68 0.6 undecidable manual S 29 28.749 103 0.29 47
IV.BARO.HNN. 2022-12-27T05:27:41.49 0.6 undecidable manual P 300 50.0166 96 0.18 45
IV.SAMA.EHZ. 2022-12-27T05:27:41.88 0.3 undecidable manual S 178 26.9508 105 -0.05 74
IV.FIAM.HHZ. 2022-12-27T05:27:41.66 0.6 undecidable manual P 58 52.0035 96 0.05 47
IV.RMP.HHZ. 2022-12-27T05:27:41.56 0.3 undecidable manual S 156 25.6521 106 -0.03 74
IV.SRES.HHZ. 2022-12-27T05:27:41.09 0.3 undecidable manual S 347 24.3534 107 -0.19 72
IT.CSO1.HGZ. 2022-12-27T05:27:40.52 0.3 undecidable manual P 78 42.8238 97 0.31 68
IV.VIVA.HHZ. 2022-12-27T05:27:39.11 0.3 undecidable manual P 152 34.1436 100 0.23 70
IV.CERT.HNN. 2022-12-27T05:27:38.69 0.6 undecidable manual P 104 34.2435 100 -0.21 46
IT.RMMM.HGE. 2022-12-27T05:27:38.76 0.3 undecidable manual S 223 15.1737 123 -0.28 72
IT.RMVT.HGZ. 2022-12-27T05:27:38.26 0.3 undecidable manual S 226 10.6782 136 0.16 73
IV.MTCE.HHZ. 2022-12-27T05:27:38.42 0.3 undecidable manual S 90 13.4754 127 -0.24 71
IV.SRES.HHZ. 2022-12-27T05:27:37.29 0.1 positive manual P 347 24.3534 107 -0.13 97
IV.SAMA.EHZ. 2022-12-27T05:27:37.32 0.3 undecidable manual P 178 26.9508 105 -0.48 67
IT.MMP1.HGZ. 2022-12-27T05:27:37.71 0.3 undecidable manual P 29 28.749 103 -0.35 68
IV.RMP.HHZ. 2022-12-27T05:27:37.79 0.6 undecidable manual P 156 25.6521 106 0.19 48
IT.RMMM.HGE. 2022-12-27T05:27:36.04 0.6 undecidable manual P 223 15.1737 123 -0.09 50
IT.RMVT.HGZ. 2022-12-27T05:27:35.67 0.3 undecidable manual P 226 10.6782 136 0.08 75
IV.MTCE.HHZ. 2022-12-27T05:27:35.89 0.1 negative manual P 90 13.4754 127 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTCE.HHN. ML:1.9 0.0007374796500000001 0.1792 AML other m 2022-12-27T05:27:38.62
IV.MTCE.HHE. ML:1.8 0.00048282515 0.1184 AML other m 2022-12-27T05:27:38.71
IV.SRES.HHE. ML:1.3 0.00010681553999999998 0.2976 AML other m 2022-12-27T05:27:41.36
IV.SRES.HHN. ML:1.2 0.000084198045 0.2208 AML other m 2022-12-27T05:27:42.15
IV.SAMA.EHE. ML:1.4 0.0001265 0.18 AML other m 2022-12-27T05:27:42.66
IV.RMP.HHN. ML:2.3 0.0010785974999999999 0.1184 AML other m 2022-12-27T05:27:42.60
IV.SAMA.EHN. ML:1.4 0.000122 0.68 AML other m 2022-12-27T05:27:42.98
IV.RMP.HHE. ML:2.1 0.00070887635 0.32 AML other m 2022-12-27T05:27:45.06
IV.VIVA.HHN. ML:2.0 0.00041352435 0.3808 AML other m 2022-12-27T05:27:45.52
IV.VIVA.HHE. ML:2.2 0.0005965062 0.2816 AML other m 2022-12-27T05:27:48.27
IV.FIAM.HHN. ML:1.2 0.000038311475 0.16 AML other m 2022-12-27T05:27:51.11
IV.FIAM.HHE. ML:1.3 0.000045463885 0.4416 AML other m 2022-12-27T05:27:55.71
IV.GAVE.HNE. ML:1.9 0.00010927866499999999 0.4896 AML other m 2022-12-27T05:27:56.15
IV.GIUL.HHN. ML:1.2 0.000024128694999999998 1.8016 AML other m 2022-12-27T05:27:56.95
IV.LNSS.HHE. ML:1.4 0.000039668314999999995 0.1984 AML other m 2022-12-27T05:27:58.45
IV.GAVE.EHE. ML:1.7 0.00007207506 0.2208 AML other m 2022-12-27T05:27:58.42
IV.LNSS.HHN. ML:1.6 0.00006029124 1.6384 AML other m 2022-12-27T05:27:58.16
IV.GIUL.HHE. ML:1.2 0.000023737965 0.2624 AML other m 2022-12-27T05:27:59.19
IV.GAVE.EHN. ML:1.8 0.00008410000000000001 1.62 AML other m 2022-12-27T05:27:59.82
IV.NRCA.HHE. ML:1.3 0.00001827056 0.1408 AML other m 2022-12-27T05:28:03.88
IV.NRCA.HHN. ML:1.2 0.00001389814 0.1792 AML other m 2022-12-27T05:28:05.42
IV.CESI.HHN. ML:1.5 0.00002556141 0.3424 AML other m 2022-12-27T05:28:08.11
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