Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-03-2014 and time 00:19:25 (Italy) in region 8 km NW Cittareale (RI)

A magnitude ML 2.0 earthquake occured in region: 8 km NW Cittareale (RI), on

  • 27-03-2014 23:19:25 (UTC)
  • 28-03-2014 00:19:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6850, 13.1230 at 17 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
Cittareale RI 8 482 482
Cascia PG 10 3217 3699
Accumoli RI 10 667 4366
Norcia PG 12 4957 9323
Monteleone di Spoleto PG 14 599 9922
Amatrice RI 15 2657 12579
Poggiodomo PG 16 117 12696
Arquata del Tronto AP 17 1178 13874
Posta RI 18 694 14568
Leonessa RI 19 2435 17003
Borbona RI 19 617 17620

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Terni (111501 inhabitants)
43 Km NW of L'Aquila (69753 inhabitants)
46 Km SE of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
83 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
93 Km W of Pescara (121014 inhabitants)
93 Km W of Chieti (51815 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 2.0 2014-03-27
23:19:25		 42.6848 13.1233 17 2015-09-21
09:35:11		 Bollettino Sismico Italiano INGV 17200201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-03-27 23:19:25 ± 0.05
Latitude 42.6848 ± 0.0027
Longitude 13.1233 ± 0.0049
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 17200201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 368
Semi-minor axis of confidence ellipse (meter) 102
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 248
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.14839
Epicentral distance of station farthest from the epicenter (degree) 0.88673
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 17200201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-23 08:38:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2014-03-27T23:19:42.13 0.1 undecidable manual P 139 98.4237 94 -0.28 83
IV.CSP1.EHZ. 2014-03-27T23:19:40.87 0.6 undecidable manual S 8 45.621 100 0.31 45
IV.MGAB.HHZ. 2014-03-27T23:19:40.97 1.0 undecidable manual P 287 86.0472 94 0.45 21
IV.FIAM.HHZ. 2014-03-27T23:19:40.83 0.6 undecidable manual S 181 46.2204 99 0.11 48
IV.CESI.HHZ. 2014-03-27T23:19:39.19 0.6 undecidable manual S 333 39.7269 102 0.18 47
IV.TERO.HHZ. 2014-03-27T23:19:38.86 0.6 undecidable manual S 100 39.8268 102 -0.17 48
IV.EL6.EHZ. 2014-03-27T23:19:38.35 0.1 undecidable manual P 359 71.4729 95 0.07 91
IV.FDMO.HHZ. 2014-03-27T23:19:38.90 0.6 undecidable manual S 356 39.1275 102 0.05 49
IV.VCEL.EHZ. 2014-03-27T23:19:37.60 0.3 undecidable manual P 119 66.8775 96 0.03 69
IV.FAGN.HHZ. 2014-03-27T23:19:36.37 0.1 undecidable manual P 141 59.7957 97 -0.12 92
IV.CAMP.HHZ. 2014-03-27T23:19:36.30 0.6 undecidable manual S 125 28.5492 108 0.16 48
IV.ARRO.EHZ. 2014-03-27T23:19:36.92 0.6 undecidable manual S 248 31.4463 106 0.06 50
IV.ASSB.HHZ. 2014-03-27T23:19:35.62 0.1 positive manual P 317 54.8007 98 -0.1 93
IV.FIAM.HHZ. 2014-03-27T23:19:34.32 0.1 undecidable manual P 181 46.2204 99 -0.09 95
IV.CSP1.EHZ. 2014-03-27T23:19:34.29 0.1 negative manual P 8 45.621 100 -0.03 97
IV.CESX.HHZ. 2014-03-27T23:19:34.14 0.3 undecidable manual P 259 44.622 100 -0.02 72
IV.CESI.HHZ. 2014-03-27T23:19:33.47 0.1 positive manual P 333 39.7269 102 0.05 97
IV.SMA1.EHZ. 2014-03-27T23:19:33.96 0.6 undecidable manual S 109 18.3705 122 0.32 48
IV.TERO.HHZ. 2014-03-27T23:19:33.28 0.1 undecidable manual P 100 39.8268 102 -0.16 95
IV.FDMO.HHZ. 2014-03-27T23:19:33.24 0.1 negative manual P 356 39.1275 102 -0.09 97
IV.NRCA.HNZ. 2014-03-27T23:19:32.88 0.3 undecidable manual S 357 16.4724 126 -0.36 71
IV.ARRO.EHZ. 2014-03-27T23:19:32.36 0.1 undecidable manual P 248 31.4463 106 0.17 97
IV.CAMP.HHZ. 2014-03-27T23:19:31.83 0.1 positive manual P 125 28.5492 108 0.06 99
IV.SMA1.EHZ. 2014-03-27T23:19:30.53 0.1 positive manual P 109 18.3705 122 0.2 98
IV.NRCA.HNZ. 2014-03-27T23:19:29.99 0.1 undecidable manual P 357 16.4724 126 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:2.1 0.000488 0.2 AML other m 2014-03-27T23:19:37.60
IV.ARRO.EHN. ML:2.0 0.0003925 0.18 AML other m 2014-03-27T23:19:37.71
IV.ASSB.HHE. ML:1.9 0.000162 0.68 AML other m 2014-03-27T23:19:43.80
IV.ASSB.HHN. ML:1.9 0.0001625 1 AML other m 2014-03-27T23:19:44.85
IV.CESI.HHN. ML:1.8 0.000188 0.32 AML other m 2014-03-27T23:19:39.53
IV.CESI.HHE. ML:1.6 0.00011999999999999999 0.18 AML other m 2014-03-27T23:19:39.43
IV.CESX.HHN. ML:1.9 0.0002315 0.32 AML other m 2014-03-27T23:19:41.12
IV.CESX.HHE. ML:1.8 0.000201 0.24 AML other m 2014-03-27T23:19:40.97
IV.FAGN.HHE. ML:2.0 0.000208 0.46 AML other m 2014-03-27T23:19:50.17
IV.FAGN.HHN. ML:1.9 0.0001705 1.26 AML other m 2014-03-27T23:19:54.41
IV.FDMO.HHE. ML:2.0 0.000325 0.2 AML other m 2014-03-27T23:19:39.38
IV.FDMO.HHN. ML:2.0 0.00029499999999999996 0.9 AML other m 2014-03-27T23:19:39.14
IV.FIAM.HHE. ML:2.0 0.0002445 0.48 AML other m 2014-03-27T23:19:41.01
IV.FIAM.HHN. ML:1.9 0.00021600000000000002 0.56 AML other m 2014-03-27T23:19:41.79
IV.MGAB.HHN. ML:2.0 0.000136 0.34 AML other m 2014-03-27T23:19:55.63
IV.MGAB.HNN. ML:2.1 0.00014299999999999998 0.36 AML other m 2014-03-27T23:19:55.64
IV.MGAB.HNE. ML:2.0 0.0001295 1.34 AML other m 2014-03-27T23:19:55.32
IV.MGAB.HHE. ML:2.0 0.0001205 0.38 AML other m 2014-03-27T23:19:56.83
IV.NRCA.HNN. ML:2.6 0.002645 0.16 AML other m 2014-03-27T23:19:32.99
IV.NRCA.HHN. ML:2.6 0.00285 0.16 AML other m 2014-03-27T23:19:32.99
IV.NRCA.HNE. ML:2.7 0.0033200000000000005 0.2 AML other m 2014-03-27T23:19:33.00
IV.NRCA.HHE. ML:2.7 0.003445 0.2 AML other m 2014-03-27T23:19:33.00
IV.SMA1.EHN. ML:2.9 0.004965 0.28 AML other m 2014-03-27T23:19:34.39
IV.SMA1.EHE. ML:2.6 0.0029249999999999996 0.76 AML other m 2014-03-27T23:19:34.80
IV.TERO.HHN. ML:1.9 0.0002385 0.1 AML other m 2014-03-27T23:19:39.91
IV.TERO.HHE. ML:1.7 0.000168 1.56 AML other m 2014-03-27T23:19:40.32
IV.VCEL.EHE. ML:2.2 0.000263 1.32 AML other m 2014-03-27T23:19:51.07
IV.VCEL.EHN. ML:2.2 0.0003085 1.56 AML other m 2014-03-27T23:19:49.90
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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