Earthquake 3 km E Genga (AN), Magnitude ML 1.1, 11 September 2015 time 11:26:23 (Timezone Italy)

A magnitude ML 1.1 (quarry blast) earthquake occured in region: 3 km E Genga (AN), on

11-09-2015 09:26:23 (UTC)
11-09-2015 11:26:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4190, 12.9720 at 0 km depth.

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

Event type: quarry blast.

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
Genga	AN	3	1797	1797
Serra San Quirico	AN	5	2850	4647
Mergo	AN	8	1037	5684
Sassoferrato	AN	9	7285	12969
Arcevia	AN	10	4612	17581
Poggio San Vicino	MC	10	246	17827
Fabriano	AN	11	31480	49307
Rosora	AN	11	1985	51292
Cerreto d'Esi	AN	11	3817	55109
Cupramontana	AN	12	4756	59865
Castelplanio	AN	12	3540	63405
Apiro	MC	13	2280	65685
Poggio San Marcello	AN	14	693	66378
Maiolati Spontini	AN	14	6248	72626
Montecarotto	AN	14	1987	74613
Serra de' Conti	AN	15	3746	78359
Monte Roberto	AN	15	3061	81420
Castelbellino	AN	16	4947	86367
San Paolo di Jesi	AN	17	933	87300
Staffolo	AN	18	2253	89553
Serra Sant'Abbondio	PU	18	1027	90580
Matelica	MC	18	9981	100561
Barbara	AN	19	1368	101929
Esanatoglia	MC	19	2034	103963
Pergola	PU	20	6333	110296

Municipalities with at least 50000 inhabitants

An earthquake occurred to

48 Km S of Fano (60888 inhabitants)

49 Km W of Ancona (100861 inhabitants)

55 Km S of Pesaro (94582 inhabitants)

56 Km NE of Foligno (57155 inhabitants)

59 Km NE of Perugia (166134 inhabitants)

79 Km SE of Rimini (147750 inhabitants)

88 Km E of Arezzo (99543 inhabitants)

99 Km N of Terni (111501 inhabitants)

99 Km SE of Cesena (96758 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 1.1	2015-09-11 09:26:23	43.4188	12.9718	0	2015-09-11 09:38:01	Sala Sismica INGV-Roma	21333471

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	2015-09-11 09:26:23 ± 0.15
Latitude	43.4188 ± 0.0072
Longitude	12.9718 ± 0.0062
Depth (km)	0 ± 0 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	100 -> SURVEY-INGV
Event type	quarry blast
Origin ID	21333471

Uncertainty

Field	Value
Preferred uncertainty description	uncertainty ellipse
Semi-major axis of confidence ellipse (meter)	829
Semi-minor axis of confidence ellipse (meter)	400
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)	209
Circular confidence region, given by single value of horizontal uncertainty (meter)	830.0
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	157
Number of associated phases, regardless of their use for origin computation	32
Number of defining phases	13
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.27
Epicentral distance of station closest to the epicenter (degree)	0.00000
Epicentral distance of station farthest from the epicenter (degree)	5.66573
Number of stations at which the event was observed	25
Number of stations from which data was used for origin computation	7

Magnitude information

ML:1.1

Field	Value
Value	1.1
Uncertainty	0.3
Num. used stations	4
Type of magnitude	ML
Reference to an origin	21333471
Agency	INGV
Autore	Sala Sismica INGV-Roma
Time of creation (UTC)	2015-09-11 09:38:01

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Takeoff_angle	Residual	Weight
IV.CAR1.HHZ.	2015-09-11T09:27:54.99	3.0	undecidable	manual	Sn				-1.38	0
IV.MEU.SHZ.	2015-09-11T09:27:31.82	3.0	undecidable	manual	Pn		628.8927		0.88	0
OE.WTTA.HHZ.	2015-09-11T09:27:27.89	3.0	positive	manual	Pg				9.65	0
IV.NDIM.HNZ.	2015-09-11T09:27:21.99	3.0	undecidable	manual	Sn				-2.8	0
IV.NOV.HHZ.	2015-09-11T09:27:20.26	3.0	positive	manual	Pn				0.66	0
SL.KOGS.BHZ.	2015-09-11T09:27:14.07	3.0	negative	manual	Pn				1.06	0
SI.ABSI.HHZ.	2015-09-11T09:27:09.37	3.0	negative	manual	Pn				-2.69	0
ST.DOSS.HHZ.	2015-09-11T09:27:05.89	3.0	undecidable	manual	Pn				4.15	0
IV.LEOD.HNZ.	2015-09-11T09:27:05.24	3.0	positive	manual	Pn				2.88	0
IV.EUCT.HNZ.	2015-09-11T09:27:04.17	3.0	undecidable	manual	Pn				-2.53	0
NI.VARN.HHZ.	2015-09-11T09:26:57.66	3.0	positive	manual	Pn				-2.57	0
NI.POLC.HHZ.	2015-09-11T09:26:54.71	3.0	negative	manual	Pn				-5.23	0
IV.PTRJ.HHZ.	2015-09-11T09:26:52.99	3.0	undecidable	manual	Sn				-3.43	0
MN.TRI.BHZ.	2015-09-11T09:26:50.84	3.0	undecidable	manual	Pn				-4.52	0
IV.MCRV.HHZ.	2015-09-11T09:26:43.52	3.0	undecidable	manual	Pn				-2.07	0
IV.RMP.HHZ.	2015-09-11T09:26:39.99	3.0	undecidable	manual	S				0.59	0
IV.PIEI.HHZ.	2015-09-11T09:26:36.07	0.1	undecidable	manual	S	290	37.4292	90	-0.05	96
IV.FSSB.HHZ.	2015-09-11T09:26:35.15	0.1	undecidable	manual	S	333	34.2435	90	0.17	94
IV.MELA.HHZ.	2015-09-11T09:26:34.15	3.0	negative	manual	Pn				-2.27	0
IV.MPAG.EHZ.	2015-09-11T09:26:33.29	0.1	undecidable	manual	S	324	28.9488	90	0.15	96
IV.FSSB.HHZ.	2015-09-11T09:26:29.60	0.3	positive	manual	P	333	34.2435	90	-0.36	68
IV.CING.HHZ.	2015-09-11T09:26:29.91	0.1	undecidable	manual	S	105	18.6702	91	0.33	94
IV.PIEI.HHZ.	2015-09-11T09:26:29.94	1.0	negative	manual	P	290	37.4292	90	-0.68	20
IV.MPAG.EHZ.	2015-09-11T09:26:28.62	0.6	positive	manual	P	324	28.9488	90	-0.28	47
IV.ARVD.HHZ.	2015-09-11T09:26:26.61	0.1	undecidable	manual	S	344	9.0798	91	0.34	95
IV.EL6.EHZ.	2015-09-11T09:26:26.02	1.0	positive	manual	P	133	14.4744	91	0.02	25
IV.CING.HHZ.	2015-09-11T09:26:26.82	0.3	negative	manual	P	105	18.6702	91	-0.02	75
IV.ARVD.HHZ.	2015-09-11T09:26:25.04	0.1	positive	manual	P	344	9.0798	91	0.1	100
IV.LAV9.HNZ.	2015-09-11T09:26:25.47	3.0	undecidable	manual	P				-2.08	0
IV.MMUR.HNZ.	2015-09-11T09:26:23.60	0.1	positive	manual	P	39	3.2967	93	-0.16	100
IV.MMUR.HNZ.	2015-09-11T09:26:23.79	0.3	undecidable	manual	S	39	3.2967	93	-0.45	70

Station Magnitude and Amplitude

SCNL	mag	Generic_amplitude	Period	Type	Category	Unit	Time_window_reference
IV.CING.HHE.	ML:0.7	0.00004545000000000001	1.44	AML	other	m	2015-09-11T09:26:30.34
IV.CING.HHN.	ML:0.5	0.0000317	0.74	AML	other	m	2015-09-11T09:26:30.80
IV.FSSB.HHE.	ML:1.4	0.0001027	0.3	AML	other	m	2015-09-11T09:27:28.92
IV.FSSB.HHN.	ML:1.6	0.000164	0.28	AML	other	m	2015-09-11T09:27:38.30
IV.MPAG.EHE.	ML:1.0	0.000060049999999999996	0.7	AML	other	m	2015-09-11T09:27:34.04
IV.MPAG.EHN.	ML:1.0	0.000052	0.76	AML	other	m	2015-09-11T09:27:29.64
IV.PIEI.HHE.	ML:1.3	0.00007255	0.28	AML	other	m	2015-09-11T09:27:34.54
IV.PIEI.HHN.	ML:1.0	0.000032850000000000006	0.34	AML	other	m	2015-09-11T09:27:40.22

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 (quarry blast) with magnitude of ML 1.1 on date 11-09-2015 and time 11:26:23 (Italy) in region 3 km E Genga (AN)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

ML:1.1