Earthquake with magnitude of ML 2.1 on date 16-02-2018 and time 15:45:21 (Italy) in region 7 km N Cagnano Varano (FG)

A magnitude ML 2.1 earthquake occured in region: 7 km N Cagnano Varano (FG), on

  • 16-02-2018 14:45:21 (UTC)
  • 16-02-2018 15:45:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8920, 15.7560 at 22 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
Cagnano Varano FG 7 7330 7330
Carpino FG 10 4182 11512
Rodi Garganico FG 11 3693 15205
Ischitella FG 12 4432 19637
Vico del Gargano FG 17 7766 27403
San Nicandro Garganico FG 17 15566 42969

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of Manfredonia (57279 inhabitants)
39 Km NE of San Severo (53905 inhabitants)
51 Km NE of Foggia (151991 inhabitants)
71 Km N of Cerignola (58396 inhabitants)
77 Km NW of Barletta (94814 inhabitants)
86 Km NW of Andria (100440 inhabitants)
88 Km NW of Trani (56217 inhabitants)
95 Km NW of Bisceglie (55422 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 2.1 2018-02-16
14:45:21
41.8922 15.7565 23 2019-04-24
14:49:24
Bollettino Sismico Italiano INGV 55276041
Reviewed
Rev100
ML 2.1 2018-02-16
14:45:21
41.9313 15.7675 19 2018-02-16
15:09:05
Sala Sismica INGV-Roma 53946151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-02-16 14:45:21 ± 0.15
Latitude 41.8922 ± 0.0090
Longitude 15.7565 ± 0.0060
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 55276041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1096
Semi-minor axis of confidence ellipse (meter) 232
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 202
Circular confidence region, given by single value of horizontal uncertainty (meter) 1100.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 231
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.38585
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 32
Type of magnitude ML
Reference to an origin 53946151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-02-16 15:09:05

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 32
Type of magnitude ML
Reference to an origin 55276041
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-04-09 09:13:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IMOL.HNZ. 2018-02-16T14:47:02.15 3.0 undecidable manual Sn -1.76 0
IV.RIBO.EHZ.01 2018-02-16T14:47:00.05 3.0 undecidable manual Sn 0.4 0
IV.MSSA.HHZ. 2018-02-16T14:46:55.48 3.0 undecidable manual Pg 18.33 0
IV.SARZ.HHZ. 2018-02-16T14:46:47.94 3.0 undecidable manual Pn 2.09 0
IV.PIPA.HHZ. 2018-02-16T14:46:39.36 3.0 undecidable manual Sg 3.24 0
IV.GIB.HHZ. 2018-02-16T14:46:32.21 3.0 undecidable manual Pg 7.78 0
IV.RIBO.EHZ.01 2018-02-16T14:46:28.30 3.0 undecidable manual Pg 12 0
IV.TOLF.HHZ. 2018-02-16T14:46:14.76 3.0 undecidable manual Pg 9.75 0
IV.SENI.EHZ. 2018-02-16T14:46:08.54 3.0 positive manual Pg 6.92 0
IV.T1299.EHZ. 2018-02-16T14:45:59.25 3.0 positive manual Pg 5.84 0
IV.MIDA.HHZ. 2018-02-16T14:45:58.45 0.3 undecidable manual S 258 127.3725 96 0.41 57
IV.ACER.HHZ. 2018-02-16T14:45:57.42 0.6 undecidable manual S 173 123.5874 96 0.39 38
IV.INTR.HHZ. 2018-02-16T14:45:46.30 0.6 undecidable manual P 276 153.3354 54 0.2 37
IV.MIGL.HHZ. 2018-02-16T14:45:45.89 0.3 undecidable manual P 158 153.8349 54 -0.27 55
IV.CIGN.HHZ. 2018-02-16T14:45:44.08 0.3 undecidable manual S 250 75.2691 100 -0.16 66
IV.AMUR.HHZ. 2018-02-16T14:45:43.09 0.3 undecidable manual P 147 130.0698 96 0.12 60
IV.MIDA.HHZ. 2018-02-16T14:45:42.74 0.3 undecidable manual P 258 127.3725 96 0.18 60
IV.ACER.HHZ. 2018-02-16T14:45:41.97 0.3 undecidable manual P 173 123.5874 96 -0.02 62
IV.MELA.HHZ. 2018-02-16T14:45:39.29 0.3 undecidable manual S 249 55.9995 105 0.06 71
IV.MRVN.HHZ. 2018-02-16T14:45:37.97 0.3 undecidable manual P 158 99.2229 98 -0.28 62
IV.MOCO.HHZ. 2018-02-16T14:45:34.57 0.3 undecidable manual P 221 76.2681 100 -0.19 66
IV.CIGN.HHZ. 2018-02-16T14:45:34.48 0.3 undecidable manual P 250 75.2691 100 -0.12 67
IV.MELA.HHZ. 2018-02-16T14:45:31.59 0.1 negative manual P 249 55.9995 105 -0.11 93
IV.MSAG.HHZ. 2018-02-16T14:45:31.27 0.3 undecidable manual S 148 23.6541 127 -0.06 74
IV.SGRT.HHZ. 2018-02-16T14:45:29.67 0.1 undecidable manual S 184 15.2736 141 -0.05 100
IV.MSAG.HHZ. 2018-02-16T14:45:27.22 0.1 negative manual P 148 23.6541 127 0.07 99
IV.SGRT.HHZ. 2018-02-16T14:45:26.34 0.1 undecidable manual P 184 15.2736 141 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGRT.HHN. ML:2.7 0.0028139495 0.1024 AML other m 2018-02-16T14:45:29.86
IV.SGRT.HHE. ML:2.6 0.0021459260000000003 0.1408 AML other m 2018-02-16T14:45:29.86
IV.MSAG.HHE. ML:2.1 0.0005951191999999999 0.1024 AML other m 2018-02-16T14:45:31.72
IV.MSAG.HHN. ML:2.1 0.0006434841 0.1984 AML other m 2018-02-16T14:45:31.94
IV.MSAG.HNE. ML:2.5 0.001353507 0.0832 AML other m 2018-02-16T14:45:31.72
IV.MSAG.HNN. ML:2.5 0.0015048035 0.1984 AML other m 2018-02-16T14:45:31.94
IV.MELA.HHE. ML:2.8 0.001434367 0.3008 AML other m 2018-02-16T14:45:39.88
IV.MELA.HNN. ML:2.6 0.0008111049 0.2112 AML other m 2018-02-16T14:45:39.87
IV.MELA.HNE. ML:2.8 0.001336732 0.2816 AML other m 2018-02-16T14:45:39.88
IV.MELA.HHN. ML:2.6 0.00079579105 0.1984 AML other m 2018-02-16T14:45:39.87
IV.CIGN.HHN. ML:1.8 0.00010055421500000001 0.4224 AML other m 2018-02-16T14:45:51.80
IV.CIGN.HHE. ML:1.8 0.00008727815 0.5056 AML other m 2018-02-16T14:45:52.17
IV.MOCO.HNN. ML:1.5 0.00004667757 0.64 AML other m 2018-02-16T14:45:53.30
IV.MOCO.HHN. ML:1.5 0.00004259026 0.5824 AML other m 2018-02-16T14:45:53.27
IV.MOCO.HNE. ML:1.7 0.00007529031999999999 0.6592 AML other m 2018-02-16T14:45:54.21
IV.MOCO.HHE. ML:1.6 0.0000612124655 0.3584 AML other m 2018-02-16T14:45:46.64
IV.MRVN.HHE. ML:1.8 0.00005750888499999999 0.1216 AML other m 2018-02-16T14:45:52.14
IV.MRVN.HHN. ML:1.8 0.00005636497 0.1792 AML other m 2018-02-16T14:45:52.57
IV.ACER.HNE. ML:2.4 0.00016114774999999998 0.8384 AML other m 2018-02-16T14:45:59.75
IV.ACER.HNN. ML:2.3 0.0001405033 1.1584 AML other m 2018-02-16T14:46:10.74
IV.ACER.HHN. ML:1.9 0.000059654015 0.6784 AML other m 2018-02-16T14:45:57.87
IV.ACER.HHE. ML:2.0 0.000075891605 0.5824 AML other m 2018-02-16T14:46:05.93
IV.MIDA.HNE. ML:1.8 0.000044394600000000004 0.2176 AML other m 2018-02-16T14:46:01.05
IV.MIDA.HNN. ML:2.7 0.00032188234999999996 1.3376 AML other m 2018-02-16T14:45:41.95
IV.MIDA.HHN. ML:1.8 0.000040685415 0.2368 AML other m 2018-02-16T14:46:03.88
IV.MIDA.HHE. ML:1.8 0.000041098755000000004 0.2368 AML other m 2018-02-16T14:46:01.05
IV.AMUR.HHN. ML:1.9 0.000052285200000000006 0.1984 AML other m 2018-02-16T14:46:03.89
IV.AMUR.HHE. ML:1.9 0.00005620882 0.16 AML other m 2018-02-16T14:46:02.23
IV.MIGL.HHN. ML:2.9 0.00036237914999999996 1.9584 AML other m 2018-02-16T14:45:46.04
IV.MIGL.HHE. ML:2.7 0.0002544435 1.2992 AML other m 2018-02-16T14:45:56.25
IV.INTR.HNN. ML:0.0 0.0000001600336 1.1328 AML other m 2018-02-16T14:45:53.13
IV.INTR.HHE. ML:1.9 0.000040487955 0.3392 AML other m 2018-02-16T14:46:07.80
IV.INTR.HHN. ML:2.4 0.000109769275 0.3008 AML other m 2018-02-16T14:46:07.83
IV.INTR.HNE. ML:0.0 0.00000008151923500000001 0.8704 AML other m 2018-02-16T14:46:31.24
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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