ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA

Earthquake with magnitude of ML 1.9 on date 29-12-2017 and time 02:59:20 (Italy) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 1.9 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 29-12-2017 01:59:20 (UTC)
  • 29-12-2017 02:59:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.65, 13.45 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Falconara Marittima AN 5 26565 26565
Ancona AN 7 100861 127426
Camerata Picena AN 11 2567 129993
Montemarciano AN 11 9992 139985
Chiaravalle AN 11 14796 154781
Agugliano AN 13 4865 159646
Offagna AN 13 1935 161581
Polverigi AN 14 4508 166089
Monte San Vito AN 15 6848 172937
Camerano AN 16 7322 180259
Osimo AN 18 34977 215236
Monsano AN 18 3405 218641
Sirolo AN 19 4051 222692
Morro d'Alba AN 19 1903 224595
Senigallia AN 20 45027 269622

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km NW of Ancona (100861 inhabitants)
41 Km SE of Fano (60888 inhabitants)
52 Km SE of Pesaro (94582 inhabitants)
84 Km SE of Rimini (147750 inhabitants)
98 Km NE of Foligno (57155 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
Rev 1000 ML 1.9 2017-12-29
01:59:20
43.65 13.45 9 2018-09-04
09:10:45
Bollettino Sismico Italiano INGV 57957821
Rev 100 ML 1.9 2017-12-29
01:59:20
43.65 13.45 9 2017-12-29
02:08:56
Sala Sismica INGV-Roma 52882701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-12-29 01:59:20 ± 0.14
Latitude 43.65 ± 0.01
Longitude 13.45 ± 0.01
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 57957821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1422
Semi-minor axis of confidence ellipse (meter) 534
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 1420
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
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) 0.07374
Epicentral distance of station farthest from the epicenter (degree) 1.27524
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 39
Type of magnitude ML
Reference to an origin 52882701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-12-29 02:08:56

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 57957821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-06-19 08:57:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
CR.BRJN.HHN. 2017-12-29T01:59:45.12 0.6 undecidable manual P 10 1.2752 50 0.73 32
IV.RM33.EHZ. 2017-12-29T01:59:42.71 0.3 undecidable manual P 189 1.1511 50 0.45 54
IV.FOSV.EHZ. 2017-12-29T01:59:42.51 0.6 undecidable manual S 235 0.6097 50 0.62 39
OB.GAVE.EHZ. 2017-12-29T01:59:40.24 0.3 undecidable manual P 203 1.0369 50 -0.06 61
IV.SMA1.EHZ. 2017-12-29T01:59:40.14 0.3 undecidable manual P 185 1.0198 50 0.12 60
IV.SSFR.HHZ. 2017-12-29T01:59:39.96 0.6 undecidable manual S 246 0.5261 50 0.56 40
IV.T1214.EHZ. 2017-12-29T01:59:38.00 0.3 undecidable manual P 191 0.9047 50 -0.05 63
IV.FSSB.HHZ. 2017-12-29T01:59:38.93 0.6 undecidable manual S 276 0.4856 50 0.7 38
IV.NRCA.HHZ. 2017-12-29T01:59:37.28 0.3 undecidable manual P 197 0.849 50 0.18 62
IV.EL6.EHZ. 2017-12-29T01:59:36.40 0.6 undecidable manual S 218 0.4047 50 0.57 41
IV.MURB.HHZ. 2017-12-29T01:59:35.79 0.3 undecidable manual P 240 0.7716 50 0.02 65
IV.MMO1.EHZ. 2017-12-29T01:59:35.37 0.6 undecidable manual P 187 0.7536 50 -0.09 43
IV.COR1.EHZ. 2017-12-29T01:59:35.06 0.6 undecidable manual S 267 0.3229 50 1.66 24
IV.MC2.EHZ. 2017-12-29T01:59:35.41 0.3 undecidable manual P 194 0.7599 50 -0.16 63
IV.ARVD.HHZ. 2017-12-29T01:59:35.67 0.6 undecidable manual S 248 0.3948 50 0.13 46
IV.ATPI.EHZ. 2017-12-29T01:59:35.89 0.6 undecidable manual P 256 0.7815 50 -0.05 43
IV.ATFO.HHZ. 2017-12-29T01:59:34.23 0.3 undecidable manual P 246 0.6943 50 -0.21 64
IV.MF5.EHZ. 2017-12-29T01:59:34.14 0.1 undecidable manual P 179 0.6601 50 0.28 84
IV.FDMO.HHZ. 2017-12-29T01:59:33.59 0.1 undecidable manual P 203 0.6646 50 -0.35 83
IV.PIEI.HHZ. 2017-12-29T01:59:33.56 0.3 undecidable manual P 261 0.6691 50 -0.46 61
IV.CING.HHZ. 2017-12-29T01:59:33.82 0.6 undecidable manual S 214 0.3274 50 0.28 45
IV.CSP1.EHZ. 2017-12-29T01:59:32.28 0.3 undecidable manual P 198 0.5828 50 -0.26 64
IV.FOSV.EHZ. 2017-12-29T01:59:32.64 0.1 undecidable manual P 235 0.6097 50 -0.36 84
IV.GUMA.HHN. 2017-12-29T01:59:32.71 0.3 undecidable manual P 188 0.5909 50 0.04 67
IV.SNTG.HHZ. 2017-12-29T01:59:31.39 0.3 undecidable manual P 223 0.5378 50 -0.38 63
IV.MNTP.HNE. 2017-12-29T01:59:31.65 0.3 undecidable manual P 178 0.5108 50 0.34 64
IV.FRON.EHE. 2017-12-29T01:59:31.43 0.1 undecidable manual P 256 0.5378 50 -0.34 85
IV.SSFR.HHZ. 2017-12-29T01:59:31.08 0.1 undecidable manual P 246 0.5261 50 -0.48 83
IV.FSSB.HHZ. 2017-12-29T01:59:30.40 0.1 undecidable manual P 276 0.4856 50 -0.48 83
IV.EL6.EHZ. 2017-12-29T01:59:29.21 0.1 negative manual P 218 0.4047 50 -0.29 88
IV.ARVD.HHZ. 2017-12-29T01:59:28.85 0.1 undecidable manual P 248 0.3948 50 -0.48 85
IV.SENI.EHZ. 2017-12-29T01:59:28.54 0.6 undecidable manual S 290 0.1646 116 0.66 42
IV.COR1.EHZ. 2017-12-29T01:59:28.43 0.1 undecidable manual P 267 0.3229 50 0.33 89
IV.CING.HHZ. 2017-12-29T01:59:27.85 0.1 negative manual P 214 0.3274 50 -0.32 89
IV.AOI.HHZ. 2017-12-29T01:59:27.78 0.6 undecidable manual S 131 0.1493 118 0.43 45
IV.PP3.EHZ. 2017-12-29T01:59:27.95 0.3 undecidable manual P 156 0.295 50 0.34 67
IV.PCRO.HNZ. 2017-12-29T01:59:25.21 0.6 undecidable manual S 123 0.0737 137 0.19 48
IV.AOI.HHZ. 2017-12-29T01:59:24.48 0.1 undecidable manual P 131 0.1493 118 -0.12 96
IV.SENI.EHZ. 2017-12-29T01:59:24.92 0.1 undecidable manual P 290 0.1646 116 0.01 98
IV.PCRO.HNZ. 2017-12-29T01:59:23.26 0.1 positive manual P 123 0.0737 137 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PCRO.HNE. ML:2.6 0.0069359905 0.18 AML other m 2017-12-29T01:59:25.68
IV.PCRO.HNN. ML:2.5 0.0047548135 0.17 AML other m 2017-12-29T01:59:26.35
IV.AOI.HHE. ML:1.8 0.00057263215 0.12 AML other m 2017-12-29T01:59:28.23
IV.SENI.HNN. ML:2.4 0.002089394 0.24 AML other m 2017-12-29T01:59:28.97
IV.SENI.EHN. ML:1.7 0.00045474005 0.1 AML other m 2017-12-29T01:59:29.42
IV.SENI.EHE. ML:1.7 0.00044045225 0.16 AML other m 2017-12-29T01:59:29.68
IV.AOI.HHN. ML:1.9 0.0007547749 0.28 AML other m 2017-12-29T01:59:31.22
IV.CING.HHE. ML:1.5 0.000125863305 0.26 AML other m 2017-12-29T01:59:34.11
IV.COR1.EHE. ML:0 0.000336 1.18 AML other m 2017-12-29T01:59:36.01
IV.SENI.HNE. ML:2.4 0.002220416 1.69 AML other m 2017-12-29T01:59:35.90
IV.CING.HHN. ML:1.6 0.000167711335 0.2 AML other m 2017-12-29T01:59:35.35
IV.COR1.EHN. ML:0 0.0005024259 0.14 AML other m 2017-12-29T01:59:37.06
IV.ARVD.HHE. ML:1.5 9.1629655E-5 0.16 AML other m 2017-12-29T01:59:36.33
IV.EL6.EHE. ML:1.7 0.0001402996 0.18 AML other m 2017-12-29T01:59:39.32
IV.FSSB.HHN. ML:2.2 0.0003555 0.9 AML other m 2017-12-29T01:59:40.01
IV.SSFR.HNN. ML:2.2 0.0003346504 0.26 AML other m 2017-12-29T01:59:40.60
IV.SSFR.HHN. ML:2.1 0.0002915 0.22 AML other m 2017-12-29T01:59:40.48
IV.SNTG.HHN. ML:1.7 0.000106624855 0.2 AML other m 2017-12-29T01:59:42.47
IV.SNTG.HHE. ML:1.5 6.081457E-5 0.36 AML other m 2017-12-29T01:59:42.50
IV.SSFR.HHE. ML:2.2 0.000323 1.16 AML other m 2017-12-29T01:59:42.92
IV.EL6.EHN. ML:1.6 0.000130230445 0.4 AML other m 2017-12-29T01:59:43.11
IV.SSFR.HNE. ML:2.2 0.0003563826 0.2 AML other m 2017-12-29T01:59:43.14
IV.FSSB.HHE. ML:2 0.0002540486 0.18 AML other m 2017-12-29T01:59:43.27
IV.FOSV.EHE. ML:1.5 6.226395E-5 1.66 AML other m 2017-12-29T01:59:44.14
IV.FOSV.EHN. ML:1.7 8.1512025E-5 0.34 AML other m 2017-12-29T01:59:44.76
IV.PIEI.HHE. ML:2.1 0.000173 0.24 AML other m 2017-12-29T01:59:45.85
IV.PIEI.HHN. ML:2 0.0001415 0.24 AML other m 2017-12-29T01:59:45.99
IV.FDMO.HHE. ML:1.6 6.2E-5 0.16 AML other m 2017-12-29T01:59:46.19
IV.FDMO.HHN. ML:1.5 4.761912E-5 0.16 AML other m 2017-12-29T01:59:46.67
IV.ATFO.HHN. ML:2 0.000132832595 1.7 AML other m 2017-12-29T01:59:47.89
IV.ATFO.HHE. ML:1.8 8.8452475E-5 0.38 AML other m 2017-12-29T01:59:50.33
IV.ATPI.EHE. ML:1.8 8.740894E-5 0.34 AML other m 2017-12-29T01:59:50.35
IV.MURB.HNE. ML:2.3 0.00026166035 0.33 AML other m 2017-12-29T01:59:52.15
IV.MURB.HHE. ML:2.4 0.0003055 0.3 AML other m 2017-12-29T01:59:52.15
IV.MURB.HHN. ML:2.4 0.000327 0.26 AML other m 2017-12-29T01:59:52.29
IV.MURB.HNN. ML:2.4 0.0003067752 0.28 AML other m 2017-12-29T01:59:52.29
IV.ATPI.EHN. ML:1.9 8.9376045E-5 0.62 AML other m 2017-12-29T01:59:55.37
OB.GAVE.EHE. ML:0 0.00010975 0.36 AML other m 2017-12-29T02:00:03.95
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download