Earthquake (quarry blast) with magnitude of ML 1.4 on date 17-09-2015 and time 17:14:12 (UTC) in region 5 km NW Treia (MC)

A magnitude ML 1.4 (quarry blast) earthquake occured in region: 5 km NW Treia (MC), on

  • 17-09-2015 17:14:12 (UTC)
  • 17-09-2015 19:14:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.34, 13.27 at 6 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Treia MC 5 9403 9403
Cingoli MC 6 10352 19755
Appignano MC 7 4213 23968
Pollenza MC 11 6618 30586
Staffolo AN 12 2253 32839
Filottrano AN 12 9499 42338
Apiro MC 13 2280 44618
Montecassiano MC 14 7125 51743
San Paolo di Jesi AN 15 933 52676
San Severino Marche MC 15 12726 65402
Tolentino MC 15 20069 85471
Macerata MC 16 42473 127944
Montefano MC 16 3541 131485
Poggio San Vicino MC 16 246 131731
Cupramontana AN 17 4756 136487
Santa Maria Nuova AN 17 4179 140666
Urbisaglia MC 19 2628 143294
Monte Roberto AN 19 3061 146355
Castelbellino AN 19 4947 151302
Maiolati Spontini AN 19 6248 157550
Serrapetrona MC 20 966 158516
Jesi AN 20 40399 198915

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SW of Ancona (100861 inhabitants)
59 Km SE of Fano (60888 inhabitants)
63 Km NE of Foligno (57155 inhabitants)
69 Km SE of Pesaro (94582 inhabitants)
76 Km E of Perugia (166134 inhabitants)
84 Km NW of Teramo (54892 inhabitants)
98 Km SE of Rimini (147750 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
Rev 100 ML 1.4 2015-09-17
17:14:12
43.35 13.27 6 2015-09-17
17:21:11
Sala Sismica INGV-Roma 21435081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-09-17 17:14:12 ± 0.23
Latitude 43.35 ± 0.01
Longitude 13.27 ± 0.01
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 21435081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1220
Semi-minor axis of confidence ellipse (meter) 146
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 1220
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 252
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.06385
Epicentral distance of station farthest from the epicenter (degree) 0.56747
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 21435081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-09-17 17:21:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2015-09-17T17:14:32.93 0.3 undecidable manual S 290 0.5675 50 0.07 68
IV.PIEI.HHZ. 2015-09-17T17:14:24.26 0.1 undecidable manual P 290 0.5675 50 0.05 91
IV.SNTG.HHZ. 2015-09-17T17:14:22.54 0.3 undecidable manual S 250 0.2572 101 0.02 73
IV.CSP1.EHZ. 2015-09-17T17:14:22.82 0.3 undecidable manual S 191 0.2581 101 0.28 70
IV.CSP1.EHZ. 2015-09-17T17:14:18.08 0.1 undecidable manual P 191 0.2581 101 -0.18 95
IV.SNTG.HHZ. 2015-09-17T17:14:17.85 0.1 undecidable manual P 250 0.2572 101 -0.39 91
IV.EL6.EHZ. 2015-09-17T17:14:15.53 0.1 undecidable manual P 263 0.125 113 0.12 98
IV.CING.HHZ. 2015-09-17T17:14:15.57 0.3 undecidable manual S 299 0.0639 129 0 76
IV.CING.HHZ. 2015-09-17T17:14:14.33 0.1 positive manual P 299 0.0639 129 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CING.HHE. ML:0 0.001785 0.48 AML other m 2015-09-17T17:14:15.98
IV.CING.HHN. ML:0 0.00212 0.66 AML other m 2015-09-17T17:14:15.99
IV.EL6.EHN. ML:1.7 0.0005715 1.12 AML other m 2015-09-17T17:14:19.98
IV.EL6.EHE. ML:1.6 0.000516 0.84 AML other m 2015-09-17T17:14:22.36
IV.PIEI.HHE. ML:1.3 4.22E-5 1.14 AML other m 2015-09-17T17:14:35.53
IV.PIEI.HHN. ML:1.4 5.085E-5 1.44 AML other m 2015-09-17T17:14:37.26
IV.SNTG.HHN. ML:1.3 0.000112 0.16 AML other m 2015-09-17T17:14:23.34
IV.SNTG.HHE. ML:1.2 7.94E-5 0.16 AML other m 2015-09-17T17:14:23.48
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download