Earthquake with magnitude of ML 1.8 on date 09-03-2017 and time 20:21:22 (Italy) in region 4 km NE Cittareale (RI)

A magnitude ML 1.8 earthquake occured in region: 4 km NE Cittareale (RI), on

  • 09-03-2017 19:21:22 (UTC)
  • 09-03-2017 20:21:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6390, 13.2040 at 13 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Cittareale RI 4 482 482
Amatrice RI 7 2657 3139
Accumoli RI 7 667 3806
Montereale AQ 13 2581 6387
Borbona RI 15 617 7004
Capitignano AQ 15 665 7669
Posta RI 16 694 8363
Campotosto AQ 16 542 8905
Arquata del Tronto AP 17 1178 10083
Cascia PG 18 3217 13300
Norcia PG 19 4957 18257
Cagnano Amiterno AQ 20 1369 19626

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of L'Aquila (69753 inhabitants)
41 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
79 Km W of Montesilvano (53738 inhabitants)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
84 Km SE of Perugia (166134 inhabitants)
85 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
93 Km E of Viterbo (67173 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
Reviewed
Rev100
ML 1.8 2017-03-09
19:21:22
42.6392 13.2037 13 2017-03-09
19:29:00
Sala Sismica INGV-Roma 42166211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-09 19:21:22 ± 0.03
Latitude 42.6392 ± 0.0018
Longitude 13.2037 ± 0.0024
Depth (km) 13 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 42166211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 207
Semi-minor axis of confidence ellipse (meter) 80
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47844
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 20
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 42166211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-09 19:29:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1219.EHZ. 2017-03-09T19:21:38.15 0.3 undecidable manual S 341 49.0176 92 0.07 71
IV.FIAM.HHZ. 2017-03-09T19:21:36.17 0.1 undecidable manual S 190 41.8248 93 0 95
IV.EL6.EHZ. 2017-03-09T19:21:36.23 3.0 positive manual P -0.32 0
IV.T0110.HHZ. 2017-03-09T19:21:36.14 3.0 negative manual P 1.62 0
IV.PP3.EHZ. 2017-03-09T19:21:35.54 3.0 negative manual P -2.95 0
IV.TERO.HHZ. 2017-03-09T19:21:33.33 0.1 undecidable manual S 93 32.745 95 -0.43 89
IV.T1241.EHZ. 2017-03-09T19:21:33.12 0.1 undecidable manual S 38 30.3474 95 -0.02 97
IV.T1220.EHZ. 2017-03-09T19:21:32.22 0.1 undecidable manual P 350 53.1024 92 0.07 93
IV.T1222.EHZ. 2017-03-09T19:21:32.71 0.1 undecidable manual S 207 29.748 95 -0.24 94
IV.OFFI.HHZ. 2017-03-09T19:21:32.92 3.0 negative manual P 0.58 0
IV.T1217.EHZ. 2017-03-09T19:21:31.30 0.1 undecidable manual S 290 23.6541 98 -0.04 98
IV.T1219.EHZ. 2017-03-09T19:21:31.55 0.1 undecidable manual P 341 49.0176 92 0.03 94
IV.T1247.HHZ. 2017-03-09T19:21:31.37 0.1 undecidable manual S 161 23.2545 99 0.12 96
IV.CSP1.EHZ. 2017-03-09T19:21:31.80 0.1 undecidable manual P 0 50.2164 92 0.09 93
IV.CAMP.HHZ. 2017-03-09T19:21:30.29 0.1 undecidable manual S 124 20.3685 101 -0.18 96
IV.FIAM.HHZ. 2017-03-09T19:21:30.40 0.1 positive manual P 190 41.8248 93 -0.01 96
IV.GIGS.HHZ. 2017-03-09T19:21:29.47 0.1 undecidable manual P 124 36.5412 94 -0.14 94
IV.T1212.EHZ. 2017-03-09T19:21:29.61 0.1 undecidable manual S 314 17.9709 105 -0.25 95
IV.T1216.EHZ. 2017-03-09T19:21:29.01 3.0 negative manual P -0.01 0
IV.T1222.EHZ. 2017-03-09T19:21:28.53 0.1 positive manual P 207 29.748 95 -0.02 98
IV.T1215.EHZ. 2017-03-09T19:21:28.93 0.1 undecidable manual P 304 32.745 95 -0.09 96
IV.T1214.HNZ. 2017-03-09T19:21:28.65 0.1 undecidable manual S 2 13.3755 117 -0.06 99
IV.MC2.EHZ. 2017-03-09T19:21:28.76 0.1 undecidable manual P 358 30.2475 95 0.12 96
IV.T1241.EHZ. 2017-03-09T19:21:28.67 0.1 positive manual P 38 30.3474 95 0.01 97
IV.RM33.EHZ. 2017-03-09T19:21:28.91 0.1 undecidable manual S 176 14.4744 114 -0.07 100
IV.T1211.EHZ. 2017-03-09T19:21:28.74 0.1 positive manual P 248 30.8469 95 0.02 97
IV.TERO.HHZ. 2017-03-09T19:21:28.90 0.1 positive manual P 93 32.745 95 -0.12 95
IV.SMA1.EHZ. 2017-03-09T19:21:28.30 0.1 undecidable manual S 95 10.7781 127 0.17 98
IV.CAMP.HHZ. 2017-03-09T19:21:27.21 0.1 negative manual P 124 20.3685 101 0.09 98
IV.T1299.EHZ. 2017-03-09T19:21:27.18 0.1 undecidable manual S 95 6.4935 145 -0.14 100
IV.T1217.EHZ. 2017-03-09T19:21:27.64 0.1 positive manual P 290 23.6541 98 0.02 99
IV.T1218.EHZ. 2017-03-09T19:21:27.25 0.1 undecidable manual S 295 7.9809 138 -0.32 96
IV.T1247.HHZ. 2017-03-09T19:21:27.69 0.1 undecidable manual P 161 23.2545 99 0.12 96
IV.T1212.EHZ. 2017-03-09T19:21:26.84 0.1 undecidable manual P 314 17.9709 105 0.07 99
IV.SMA1.EHZ. 2017-03-09T19:21:26.12 0.1 negative manual P 95 10.7781 127 0.35 94
IV.T1214.HNZ. 2017-03-09T19:21:26.29 0.1 negative manual P 2 13.3755 117 0.18 97
IV.RM33.EHZ. 2017-03-09T19:21:26.41 0.1 positive manual P 176 14.4744 114 0.14 97
IV.T1218.EHZ. 2017-03-09T19:21:25.55 0.1 undecidable manual P 295 7.9809 138 0.1 99
IV.T1299.EHZ. 2017-03-09T19:21:25.56 0.1 negative manual P 95 6.4935 145 0.26 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHN. ML:1.2 0.00010405000000000001 1.48 AML other m 2017-03-09T19:21:31.98
IV.CAMP.HHE. ML:1.2 0.0001215 0.82 AML other m 2017-03-09T19:21:32.12
IV.EL6.EHE. ML:2.4 0.000345 0.42 AML other m 2017-03-09T19:22:03.21
IV.EL6.EHN. ML:1.9 0.00011099999999999999 0.42 AML other m 2017-03-09T19:22:05.15
IV.FIAM.HHN. ML:1.4 0.0000882 0.6 AML other m 2017-03-09T19:21:36.44
IV.FIAM.HHE. ML:1.5 0.0001069 0.38 AML other m 2017-03-09T19:21:36.65
IV.GIGS.HHE. ML:1.0 0.0000371 0.16 AML other m 2017-03-09T19:21:34.87
IV.GIGS.HHN. ML:1.0 0.0000385 0.4 AML other m 2017-03-09T19:21:34.70
IV.OFFI.HHE. ML:2.0 0.00026900000000000003 1.56 AML other m 2017-03-09T19:21:41.15
IV.OFFI.HHN. ML:2.1 0.00030600000000000007 1.5 AML other m 2017-03-09T19:21:42.87
IV.RM33.EHN. ML:1.9 0.0007235000000000001 0.28 AML other m 2017-03-09T19:21:29.59
IV.RM33.EHE. ML:2.1 0.001079 0.18 AML other m 2017-03-09T19:21:29.89
IV.RM33.HNE. ML:2.1 0.001155 1.54 AML other m 2017-03-09T19:21:29.89
IV.RM33.HNN. ML:1.9 0.000684 0.28 AML other m 2017-03-09T19:21:29.58
IV.SMA1.EHE. ML:2.6 0.0044 0.34 AML other m 2017-03-09T19:21:28.66
IV.SMA1.EHN. ML:2.2 0.00156 0.32 AML other m 2017-03-09T19:21:28.80
IV.T1211.HNE. ML:1.7 0.000247 0.52 AML other m 2017-03-09T19:21:33.74
IV.T1211.EHN. ML:1.9 0.000373 0.36 AML other m 2017-03-09T19:21:33.68
IV.T1211.HNN. ML:1.9 0.0003685 0.36 AML other m 2017-03-09T19:21:33.86
IV.T1211.EHE. ML:1.7 0.00021150000000000002 0.14 AML other m 2017-03-09T19:21:33.85
IV.T1212.EHN. ML:1.6 0.0002755 1.62 AML other m 2017-03-09T19:21:29.92
IV.T1212.EHE. ML:1.4 0.0001905 1.36 AML other m 2017-03-09T19:21:29.72
IV.T1217.EHN. ML:1.5 0.00017549999999999998 0.2 AML other m 2017-03-09T19:21:32.19
IV.T1217.EHE. ML:1.4 0.0001369 0.98 AML other m 2017-03-09T19:21:32.86
IV.T1218.HNE. ML:2.1 0.0014399999999999999 0.42 AML other m 2017-03-09T19:21:27.62
IV.T1218.EHE. ML:2.1 0.001435 0.42 AML other m 2017-03-09T19:21:27.62
IV.T1218.EHN. ML:2.5 0.0034500000000000004 0.36 AML other m 2017-03-09T19:21:27.66
IV.T1218.HNN. ML:2.5 0.00352 0.36 AML other m 2017-03-09T19:21:27.66
IV.T1219.EHN. ML:1.6 0.00009759999999999999 0.16 AML other m 2017-03-09T19:21:39.71
IV.T1219.EHE. ML:1.3 0.00005069999999999999 0.18 AML other m 2017-03-09T19:21:40.76
IV.T1220.EHN. ML:2.0 0.000263 0.92 AML other m 2017-03-09T19:21:42.37
IV.T1220.EHE. ML:2.0 0.0002565 0.24 AML other m 2017-03-09T19:21:43.36
IV.T1222.EHN. ML:1.5 0.0001545 0.2 AML other m 2017-03-09T19:21:33.64
IV.T1222.EHE. ML:1.7 0.00021300000000000003 0.3 AML other m 2017-03-09T19:21:34.41
IV.T1241.EHE. ML:2.0 0.0004075 0.16 AML other m 2017-03-09T19:21:33.32
IV.T1241.EHN. ML:1.6 0.000188 0.56 AML other m 2017-03-09T19:21:33.44
IV.T1247.HHN. ML:1.9 0.00045099999999999996 1.24 AML other m 2017-03-09T19:21:33.31
IV.T1247.HHE. ML:1.9 0.00046399999999999995 0.26 AML other m 2017-03-09T19:21:31.75
IV.T1299.HNN. ML:1.8 0.0009429999999999999 0.24 AML other m 2017-03-09T19:21:27.50
IV.T1299.EHN. ML:1.8 0.0009285000000000001 0.24 AML other m 2017-03-09T19:21:27.51
IV.T1299.HNE. ML:1.8 0.000785 0.4 AML other m 2017-03-09T19:21:27.71
IV.T1299.EHE. ML:1.8 0.0007585 0.72 AML other m 2017-03-09T19:21:27.72
IV.TERO.HNE. ML:1.8 0.000256 0.3 AML other m 2017-03-09T19:21:33.73
IV.TERO.HHE. ML:1.8 0.00028500000000000004 0.76 AML other m 2017-03-09T19:21:34.50
IV.TERO.HNN. ML:1.8 0.0002545 0.22 AML other m 2017-03-09T19:21:34.50
IV.TERO.HHN. ML:1.8 0.00029549999999999997 0.22 AML other m 2017-03-09T19:21:34.50
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