Earthquake 7 km W Qualiano (NA), Magnitude ML 1.9, 30 May 2008 time 01:18:56 (Timezone UTC)

A magnitude ML 1.9 earthquake occured in region: 7 km W Qualiano (NA), on

30-05-2008 01:18:56 (UTC)
30-05-2008 03:18:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9230, 14.0670 at 4 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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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
Qualiano	NA	7	25702	25702
Quarto	NA	8	40930	66632
Pozzuoli	NA	9	81661	148293
Parete	CE	9	11442	159735
Casapesenna	CE	9	6987	166722
Villa Literno	CE	10	11985	178707
San Cipriano d'Aversa	CE	10	13653	192360
Calvizzano	NA	11	12329	204689
Villaricca	NA	11	31122	235811
Marano di Napoli	NA	11	59874	295685
Casal di Principe	CE	11	21389	317074
Trentola-Ducenta	CE	11	19429	336503
Giugliano in Campania	NA	11	122974	459477
San Marcellino	CE	12	14155	473632
Lusciano	CE	12	15362	488994
Mugnano di Napoli	NA	12	34828	523822
Villa di Briano	CE	12	7087	530909
Frignano	CE	13	9008	539917
Aversa	CE	13	53047	592964
Bacoli	NA	14	26560	619524
Casaluce	CE	14	10078	629602
Melito di Napoli	NA	14	37826	667428
Monte di Procida	NA	14	12886	680314
Sant'Antimo	NA	14	33905	714219
Teverola	CE	14	14291	728510
Cesa	CE	15	8841	737351
Carinaro	CE	15	7181	744532
Gricignano di Aversa	CE	16	11881	756413
Casandrino	NA	16	14336	770749
Sant'Arpino	CE	16	14307	785056
Castel Volturno	CE	16	25281	810337
Succivo	CE	16	8457	818794
Grumo Nevano	NA	16	18061	836855
Arzano	NA	17	34886	871741
Cancello ed Arnone	CE	17	5675	877416
Frattamaggiore	NA	18	30329	907745
Frattaminore	NA	18	16208	923953
Procida	NA	18	10530	934483
Casavatore	NA	18	18661	953144
Orta di Atella	CE	18	27191	980335
Napoli	NA	18	974074	1954409
Crispano	NA	19	12354	1966763
Grazzanise	CE	19	7067	1973830
Casoria	NA	19	77642	2051472
Cardito	NA	19	22755	2074227
Santa Maria la Fossa	CE	20	2729	2076956

Municipalities with at least 50000 inhabitants

An earthquake occurred to

9 Km N of Pozzuoli (81661 inhabitants)

11 Km W of Marano di Napoli (59874 inhabitants)

11 Km W of Giugliano in Campania (122974 inhabitants)

13 Km W of Aversa (53047 inhabitants)

18 Km NW of Napoli (974074 inhabitants)

19 Km W of Casoria (77642 inhabitants)

21 Km W of Afragola (65057 inhabitants)

26 Km W of Acerra (59573 inhabitants)

27 Km W of Portici (55274 inhabitants)

27 Km W of Ercolano (53709 inhabitants)

28 Km SW of Caserta (76326 inhabitants)

29 Km NW of Torre del Greco (86275 inhabitants)

43 Km NW of Castellammare di Stabia (66466 inhabitants)

43 Km W of Scafati (50787 inhabitants)

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

61 Km W of Avellino (54857 inhabitants)

64 Km W of Salerno (135261 inhabitants)

64 Km W of Benevento (60091 inhabitants)

85 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
Bulletin Rev1000	Md 2.2 ML 1.9	2008-05-30 01:18:56	40.923	14.067	4	2014-10-21 12:27:13	Bollettino Sismico Italiano INGV	693569

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2008-05-30 01:18:56 ± 0.56
Latitude	40.9230 ± 0.0261
Longitude	14.0670 ± 0.0298
Depth (km)	4 ± 2 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	1000 -> BULLETIN-SISPICK
Event type	earthquake
Origin ID	693569

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	3068
Semi-minor axis of confidence ellipse (meter)	2184
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	224
Circular confidence region, given by single value of horizontal uncertainty (meter)	3828.8
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	271
Number of associated phases, regardless of their use for origin computation	21
Number of defining phases	14
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.58
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	1.00274
Number of stations at which the event was observed	18
Number of stations from which data was used for origin computation	11

Magnitudes information

ML:1.9

Field	Value
Value	1.9
Uncertainty	0.2
Num. used stations
Type of magnitude	ML
Reference to an origin	693569
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2013-01-05 13:08:23

Md:2.2

Field	Value
Value	2.2
Uncertainty	0.2
Num. used stations
Type of magnitude	Md
Reference to an origin	693569
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2013-01-05 13:08:23

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Residual	Weight
IV.MRLC.HHN.	2008-05-30T01:19:26.57	10.0	undecidable	manual	Pg	0		0	0
IV.CSSN.SHZ.	2008-05-30T01:19:23.29	10.0	undecidable	manual	Pg	0		0	0
IV.MIDA.HHN.	2008-05-30T01:19:22.53	0.3	undecidable	manual	Sg	11	81.252	0.36	67
IV.FAGN.BHZ.	2008-05-30T01:19:21.73	10.0	undecidable	manual	Pg	0		0	0
IV.CERA.HHZ.	2008-05-30T01:19:20.46	0.6	undecidable	manual	Sg	357	74.9694	-0.031	48
IV.TRIV.HHN.	2008-05-30T01:19:15.62	0.3	undecidable	manual	Pg	23	101.9202	1.113	48
IV.VVLD.HHE.	2008-05-30T01:19:15.56	0.3	undecidable	manual	Pg	341	111.2997	-0.402	62
IV.POFI.HHN.	2008-05-30T01:19:13.80	0.1	undecidable	manual	Pg	342	92.9403	0.667	79
IV.GIUL.HHN.	2008-05-30T01:19:13.84	0.3	undecidable	manual	Pg	316	97.7244	-0.033	69
IV.SDI.SHZ.	2008-05-30T01:19:12.11	0.1	undecidable	manual	Pg	346	89.8434	-0.547	83
IV.PTQR.SHZ.	2008-05-30T01:19:12.65	10.0	undecidable	manual	Pg	0		0	0
IV.MIDA.HHN.	2008-05-30T01:19:11.28	0.3	undecidable	manual	Pg	11	81.252	-0.05	71
IV.BSSO.HHE.	2008-05-30T01:19:10.73	0.3	undecidable	manual	Pg	32	81.9513	-0.701	60
IV.CERA.HHZ.	2008-05-30T01:19:10.12	0.3	undecidable	manual	Pg	357	74.9694	-0.24	69
IV.SACR.HHE.	2008-05-30T01:19:10.23	0.3	undecidable	manual	Pg	45	74.9694	-0.126	71
IV.FAEN.HHZ.	2008-05-30T01:19:07.42	10.0	undecidable	manual	Pg	0		0	0
IV.MODR.HHZ.	2008-05-30T01:19:06.48	0.3	undecidable	manual	Sg	327	29.3484	-0.341	73
IV.SGO.SHZ.	2008-05-30T01:19:05.27	10.0	undecidable	manual	Pg	0		0	0
IV.RFI.SHZ.	2008-05-30T01:19:04.94	0.1	undecidable	manual	Pg	351	42.4242	-0.132	100
IV.MODR.HHZ.	2008-05-30T01:19:03.06	0.1	undecidable	manual	Pg	327	29.3484	0.592	91
IV.RNI2.HHE.	2008-05-30T01:18:43.79	10.0	undecidable	manual	Pg	0		0	0

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

Earthquake with magnitude of ML 1.9 on date 30-05-2008 and time 01:18:56 (UTC) in region 7 km W Qualiano (NA)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:1.9

Md:2.2