Earthquake Golfo di Napoli e Capri (Napoli), Magnitude ML 1.6, 27 February 2019 time 11:24:04 (Timezone UTC)

A magnitude ML 1.6 (controlled explosion) earthquake occured in region: Golfo di Napoli e Capri (Napoli), on

27-02-2019 11:24:04 (UTC)
27-02-2019 12:24:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7580, 14.3330 at 0 km depth.

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

Event type: controlled explosion.

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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Display location by

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).

Municipality	Region	Distance (km)	Inhabitants	Cumulative Inhabitants
Torre del Greco	NA	4	86275	86275
Ercolano	NA	6	53709	139984
Portici	NA	8	55274	195258
San Giorgio a Cremano	NA	8	45557	240815
Trecase	NA	9	9097	249912
Torre Annunziata	NA	10	42789	292701
San Sebastiano al Vesuvio	NA	10	9196	301897
Massa di Somma	NA	11	5444	307341
Boscotrecase	NA	11	10363	317704
Napoli	NA	11	974074	1291778
Cercola	NA	12	18267	1310045
Pollena Trocchia	NA	12	13562	1323607
Boscoreale	NA	12	28072	1351679
Vico Equense	NA	13	20969	1372648
Sant'Anastasia	NA	14	27671	1400319
Volla	NA	14	23755	1424074
Pompei	NA	14	25358	1449432
Meta	NA	14	8015	1457447
Castellammare di Stabia	NA	14	66466	1523913
Sant'Agnello	NA	15	9122	1533035
Sorrento	NA	15	16679	1549714
Terzigno	NA	15	18968	1568682
Somma Vesuviana	NA	15	35233	1603915
Piano di Sorrento	NA	15	13109	1617024
Santa Maria la Carità	NA	16	11722	1628746
Ottaviano	NA	16	23860	1652606
Massa Lubrense	NA	16	14243	1666849
Scafati	SA	16	50787	1717636
Casavatore	NA	17	18661	1736297
Casoria	NA	17	77642	1813939
San Giuseppe Vesuviano	NA	17	30657	1844596
Pomigliano d'Arco	NA	17	39922	1884518
Gragnano	NA	18	29136	1913654
Casalnuovo di Napoli	NA	18	49855	1963509
Pimonte	NA	18	5980	1969489
Arzano	NA	18	34886	2004375
Casola di Napoli	NA	18	3898	2008273
Poggiomarino	NA	18	21976	2030249
Afragola	NA	19	65057	2095306
Sant'Antonio Abate	NA	19	19743	2115049
Lettere	NA	19	6188	2121237
Castello di Cisterna	NA	19	7869	2129106
Positano	SA	19	3955	2133061
Brusciano	NA	20	16466	2149527
Marano di Napoli	NA	20	59874	2209401
Mugnano di Napoli	NA	20	34828	2244229

Municipalities with at least 50000 inhabitants

An earthquake occurred to

4 Km SW of Torre del Greco (86275 inhabitants)

6 Km S of Ercolano (53709 inhabitants)

8 Km S of Portici (55274 inhabitants)

11 Km SE of Napoli (974074 inhabitants)

14 Km NW of Castellammare di Stabia (66466 inhabitants)

16 Km W of Scafati (50787 inhabitants)

17 Km S of Casoria (77642 inhabitants)

19 Km S of Afragola (65057 inhabitants)

20 Km SE of Marano di Napoli (59874 inhabitants)

21 Km S of Acerra (59573 inhabitants)

22 Km SE of Giugliano in Campania (122974 inhabitants)

23 Km E of Pozzuoli (81661 inhabitants)

26 Km SE of Aversa (53047 inhabitants)

32 Km W of Cava de' Tirreni (53659 inhabitants)

35 Km S of Caserta (76326 inhabitants)

37 Km W of Salerno (135261 inhabitants)

43 Km W of Avellino (54857 inhabitants)

56 Km SW of Benevento (60091 inhabitants)

57 Km W of Battipaglia (50786 inhabitants)

Recent and historical seismicity

Not available maps for this sismic event.

Seismic hazard

Not available maps for this sismic event.

Shakemap

Not available maps for this sismic event.

Felt maps

Not available maps for this sismic event.

Locations history

Type	Magnitude	Date and Time (UTC)	Latitude	Longitude	Depth (km)	Published time (UTC)	Author	Location ID
Reviewed Rev100	ML 1.6	2019-02-27 11:24:04	40.758	14.333	0	2019-02-27 15:25:38	Sala Sismica INGV-Roma	66024161

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2019-02-27 11:24:04 ± 0.2
Latitude	40.7580 ± 0.0000
Longitude	14.3330 ± 0.0000
Depth (km)	0 (operator assigned)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	100 -> SURVEY-INGV
Event type	controlled explosion
Origin ID	66024161

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	0
Semi-minor axis of confidence ellipse (meter)	0
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	0
Circular confidence region, given by single value of horizontal uncertainty (meter)	0.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	249
Number of associated phases, regardless of their use for origin computation	20
Number of defining phases	5
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.4
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	0.16278
Number of stations at which the event was observed	20
Number of stations from which data was used for origin computation	5

Magnitude information

ML:1.6

Field	Value
Value	1.6
Uncertainty	0.5
Num. used stations	2
Type of magnitude	ML
Reference to an origin	66024161
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2019-02-27 15:25:38

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
MN.TIR.HHZ.	2019-02-27T11:25:57.35	3.0	undecidable	manual	Sn				-1.12	0
IV.CMDO.HHZ.	2019-02-27T11:25:37.67	3.0	undecidable	manual	Sn				0.06	0
IV.ALJA.HHZ.	2019-02-27T11:25:30.45	3.0	undecidable	manual	Sn				-0.31	0
IV.NARO.HHZ.	2019-02-27T11:25:20.55	3.0	undecidable	manual	Sn				0.19	0
IV.PE3.EHZ.	2019-02-27T11:25:18.06	3.0	undecidable	manual	Sn				-4.8	0
IV.NDIM.HHZ.	2019-02-27T11:25:18.40	3.0	positive	manual	Pg				9.77	0
IV.CSNT.HHZ.	2019-02-27T11:25:00.83	3.0	undecidable	manual	Pg				10.17	0
IV.LNSS.HHZ.	2019-02-27T11:24:57.24	3.0	undecidable	manual	Sg				2.69	0
IV.SRES.HHZ.	2019-02-27T11:24:50.00	3.0	undecidable	manual	Sn				-2.72	0
IX.SFL3.HNZ.01	2019-02-27T11:24:40.73	3.0	undecidable	manual	S				1.09	0
IV.SALB.HHZ.	2019-02-27T11:24:38.78	3.0	undecidable	manual	Pg				3.89	0
IV.MC2.EHZ.	2019-02-27T11:24:35.90	3.0	undecidable	manual	Pg				1.71	0
IV.ARRO.EHZ.	2019-02-27T11:24:32.10	3.0	undecidable	manual	Pg				0.18	0
IV.TRIV.HHZ.	2019-02-27T11:24:25.40	3.0	undecidable	manual	S				-4.93	0
IV.CSFT.HHE.	2019-02-27T11:24:14.88	0.6	undecidable	manual	P	296	18.0708	90	0.3	50
IV.VBKN.HHZ.	2019-02-27T11:24:10.62	0.1	undecidable	manual	P	46	11.3775	91	-0.36	100
IV.CRTO.HHZ.	2019-02-27T11:24:10.75	0.3	undecidable	manual	P	47	10.2786	91	0.38	75
IV.VVDG.HHE.	2019-02-27T11:24:10.54	0.1	undecidable	manual	P	42	11.4774	90	-0.5	97
IV.OVO.HHZ.	2019-02-27T11:24:10.31	0.1	undecidable	manual	P	35	9.3795	91	0.42	99
IV.LIK.EHZ.01	2019-02-27T11:24:08.07	3.0	negative	manual	P				-5.14	0

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.OVO.HHE.	ML:2.3	0.0028525584999999996	0.2816	AML	other	m	2019-02-27T11:24:13.67
IV.OVO.HHN.	ML:2.4	0.0038230525	0.3968	AML	other	m	2019-02-27T11:24:15.99
IV.VBKN.HHN.	ML:2.0	0.0016777959999999998	0.1792	AML	other	m	2019-02-27T11:24:13.60
IV.PAOL.HHE.	ML:1.2	0.000070195595	0.32	AML	other	m	2019-02-27T11:24:16.64

TDMT - Time Domain Moment Tensor

Not available TDMT solution for this seismic event.

Fault Plane solutions in the area

Not available maps for this sismic event.

Download

Type	Description	Link
QuakeML - small	Event, Origin, FocalMechanism	Download
QuakeML - full	Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude	Download
Waveforms	Seismic signals in miniseed + resp format	not available

Earthquake (controlled explosion) with magnitude of ML 1.6 on date 27-02-2019 and time 11:24:04 (UTC) in region Golfo di Napoli e Capri (Napoli)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:1.6