Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 25-01-2017 and time 14:47:34 (UTC) in region 1 km NE Anzi (PZ)

A magnitude ML 2.1 earthquake occured in region: 1 km NE Anzi (PZ), on

  • 25-01-2017 14:47:34 (UTC)
  • 25-01-2017 15:47:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.5220, 15.9350 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Anzi PZ 1 1696 1696
Laurenzana PZ 8 1797 3493
Trivigno PZ 8 678 4171
Calvello PZ 9 1948 6119
Castelmezzano PZ 10 800 6919
Brindisi Montagna PZ 10 908 7827
Abriola PZ 10 1531 9358
Pietrapertosa PZ 11 1032 10390
Albano di Lucania PZ 11 1435 11825
Campomaggiore PZ 13 811 12636
Pignola PZ 14 6962 19598
Vaglio Basilicata PZ 16 2047 21645
Potenza PZ 17 67122 88767
Corleto Perticara PZ 18 2511 91278
Marsicovetere PZ 19 5546 96824
Accettura MT 19 1856 98680
Tolve PZ 20 3251 101931

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km SE of Potenza (67122 inhabitants)
58 Km W of Matera (60436 inhabitants)
62 Km SW of Altamura (70396 inhabitants)
81 Km E of Battipaglia (50786 inhabitants)
83 Km S of Cerignola (58396 inhabitants)
84 Km SW of Andria (100440 inhabitants)
92 Km SW of Bitonto (55540 inhabitants)
93 Km SW of Trani (56217 inhabitants)
93 Km SW of Bisceglie (55422 inhabitants)
93 Km SW of Barletta (94814 inhabitants)
94 Km SW of Molfetta (59874 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 2017-01-25
14:47:34		 40.5223 15.9352 22 2018-01-10
09:44:30		 Bollettino Sismico Italiano INGV 48132521
Reviewed
Rev100 		ML 2.0 2017-01-25
14:47:34		 40.5233 15.9308 10 2017-01-25
14:59:20		 Sala Sismica INGV-Roma 39764351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-25 14:47:34 ± 0.06
Latitude 40.5223 ± 0.0027
Longitude 15.9352 ± 0.0059
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 48132521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 425
Semi-minor axis of confidence ellipse (meter) 241
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 106
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.15738
Epicentral distance of station farthest from the epicenter (degree) 0.89662
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 39764351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-25 14:59:20

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 48132521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-07-21 09:53:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.MATE.HHZ. 2017-01-25T14:47:54.74 0.6 undecidable manual S 78 66.2781 102 0.01 46
IV.MRVN.HHZ. 2017-01-25T14:47:53.43 0.6 undecidable manual S 20 63.5919 102 -0.59 41
IV.CMPR.HHZ. 2017-01-25T14:47:52.80 0.6 undecidable manual S 247 57.9975 104 0.25 45
IV.VULT.HHZ. 2017-01-25T14:47:51.74 0.6 undecidable manual S 331 54.9006 104 -0.03 48
IV.NOCI.HHZ. 2017-01-25T14:47:51.79 0.6 undecidable manual P 72 99.5226 97 0.66 37
IV.CDRU.HHZ. 2017-01-25T14:47:51.45 0.6 undecidable manual S 266 53.3022 105 0.11 47
IV.MGR.HHZ. 2017-01-25T14:47:51.79 0.6 undecidable manual S 217 53.502 105 0.4 44
IV.MRLC.HHZ. 2017-01-25T14:47:49.37 0.6 undecidable manual S 305 45.621 108 -0.01 48
IV.SALB.HHZ. 2017-01-25T14:47:48.17 0.6 undecidable manual P 154 79.5648 99 0.08 45
IV.CAPA.HHZ. 2017-01-25T14:47:47.46 1.0 undecidable manual P 352 71.2731 101 0.64 20
IV.SCHR.EHZ. 2017-01-25T14:47:47.33 0.3 undecidable manual S 162 37.7289 112 -0.08 72
IV.LTRZ.EHZ. 2017-01-25T14:47:47.47 0.6 undecidable manual P 83 75.0693 100 0.07 45
IV.SIRI.HHZ. 2017-01-25T14:47:47.56 0.3 undecidable manual S 189 38.1285 112 0.05 73
GE.MATE.HHZ. 2017-01-25T14:47:46.31 0.1 undecidable manual P 78 66.2781 102 0.23 89
IV.AMUR.HHZ. 2017-01-25T14:47:46.75 0.6 undecidable manual P 53 70.5738 101 0.02 46
IV.MTSN.HHZ. 2017-01-25T14:47:46.45 0.3 undecidable manual S 209 32.3454 117 0.36 70
IV.MRVN.HHZ. 2017-01-25T14:47:45.28 0.1 undecidable manual P 20 63.5919 102 -0.39 86
IV.ACER.HHZ. 2017-01-25T14:47:45.56 0.3 undecidable manual S 1 29.3484 120 0.18 71
IV.CDRU.HHZ. 2017-01-25T14:47:44.01 0.6 undecidable manual P 266 53.3022 105 -0.11 46
IV.MGR.HHZ. 2017-01-25T14:47:44.21 0.1 undecidable manual P 217 53.502 105 0.06 95
IV.SLCN.HHZ. 2017-01-25T14:47:44.73 0.6 undecidable manual S 240 29.4483 119 -0.67 42
IV.VULT.HHZ. 2017-01-25T14:47:44.32 0.6 undecidable manual P 331 54.9006 104 -0.05 47
IV.CMPR.HHZ. 2017-01-25T14:47:44.81 0.3 undecidable manual P 247 57.9975 104 -0.02 70
IV.MCEL.HHZ. 2017-01-25T14:47:44.15 0.3 undecidable manual S 207 24.6531 125 -0.17 72
TV.AG11.EHE. 2017-01-25T14:47:43.69 0.6 undecidable manual S 176 21.1677 130 0.12 50
IV.MRLC.HHZ. 2017-01-25T14:47:43.06 0.6 undecidable manual P 305 45.621 108 0.07 48
BA.PZUN.HHZ. 2017-01-25T14:47:42.88 0.6 undecidable manual S 322 17.4714 136 0.03 50
IV.MTSN.HHZ. 2017-01-25T14:47:41.04 0.1 positive manual P 209 32.3454 117 -0.06 97
IV.SIRI.HHZ. 2017-01-25T14:47:41.72 0.1 positive manual P 189 38.1285 112 -0.19 94
IV.SCHR.EHZ. 2017-01-25T14:47:41.73 0.1 positive manual P 162 37.7289 112 -0.12 95
IV.MCEL.HHZ. 2017-01-25T14:47:40.01 0.1 positive manual P 207 24.6531 125 -0.06 99
IV.ACER.HHZ. 2017-01-25T14:47:40.60 0.1 positive manual P 1 29.3484 120 -0.08 98
IV.SLCN.HHZ. 2017-01-25T14:47:40.83 0.1 positive manual P 240 29.4483 119 0.13 97
BA.PZUN.HHZ. 2017-01-25T14:47:39.21 0.3 undecidable manual P 322 17.4714 136 -0.01 76
TV.AG11.EHE. 2017-01-25T14:47:39.61 0.1 positive manual P 176 21.1677 130 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ACER.HHE. ML:2.5 0.0012785 1.44 AML other m 2017-01-25T14:47:45.83
IV.ACER.HHN. ML:2.5 0.00133 0.18 AML other m 2017-01-25T14:47:45.75
IV.ACER.HNE. ML:2.5 0.0012355 1.44 AML other m 2017-01-25T14:47:45.84
IV.ACER.HNN. ML:2.5 0.001245 0.2 AML other m 2017-01-25T14:47:45.76
IV.AMUR.HHN. ML:2.2 0.000247 0.34 AML other m 2017-01-25T14:47:58.82
IV.AMUR.HHE. ML:2.2 0.000219 1.78 AML other m 2017-01-25T14:47:59.04
IV.CMPR.HHN. ML:1.6 0.00007694999999999999 0.44 AML other m 2017-01-25T14:47:55.59
IV.CMPR.HHE. ML:1.6 0.00007655 0.48 AML other m 2017-01-25T14:47:57.26
GE.MATE.HHN. ML:2.2 0.00023899999999999998 0.54 AML other m 2017-01-25T14:47:55.42
GE.MATE.HHE. ML:2.0 0.0001525 0.12 AML other m 2017-01-25T14:47:57.71
IV.MCEL.HHN. ML:2.2 0.000726 0.36 AML other m 2017-01-25T14:47:45.37
IV.MCEL.HNN. ML:2.2 0.0007030000000000001 0.36 AML other m 2017-01-25T14:47:45.37
IV.MCEL.HNE. ML:2.2 0.000687 0.16 AML other m 2017-01-25T14:47:44.90
IV.MCEL.HHE. ML:2.2 0.000722 0.16 AML other m 2017-01-25T14:47:44.90
IV.MGR.HHE. ML:1.7 0.00011599999999999999 0.22 AML other m 2017-01-25T14:47:52.65
IV.MGR.HHN. ML:1.7 0.000112 1.02 AML other m 2017-01-25T14:47:55.20
IV.MRLC.HHN. ML:1.6 0.00009345000000000001 0.42 AML other m 2017-01-25T14:47:58.65
IV.MRLC.HHE. ML:1.5 0.0000737 1.28 AML other m 2017-01-25T14:48:05.24
IV.MTSN.HHN. ML:2.2 0.00064 0.92 AML other m 2017-01-25T14:47:47.03
IV.MTSN.HHE. ML:2.1 0.0004885 0.28 AML other m 2017-01-25T14:47:47.81
IV.NOCI.HHN. ML:2.4 0.00022449999999999998 0.88 AML other m 2017-01-25T14:48:07.94
IV.NOCI.HHE. ML:2.3 0.00021200000000000003 1.08 AML other m 2017-01-25T14:48:07.14
BA.PZUN.HHE. ML:1.8 0.00035650000000000005 1.74 AML other m 2017-01-25T14:47:47.95
BA.PZUN.HNE. ML:1.9 0.0004 1.74 AML other m 2017-01-25T14:47:47.96
BA.PZUN.HHN. ML:1.9 0.00046199999999999995 0.4 AML other m 2017-01-25T14:47:44.20
BA.PZUN.HNN. ML:1.9 0.00046699999999999997 0.4 AML other m 2017-01-25T14:47:44.20
IV.SALB.HHN. ML:1.7 0.0000676 0.42 AML other m 2017-01-25T14:48:02.45
IV.SALB.HHE. ML:1.8 0.00008030000000000001 1.06 AML other m 2017-01-25T14:48:08.61
IV.SCHR.EHE. ML:1.8 0.0002255 0.44 AML other m 2017-01-25T14:47:47.99
IV.SCHR.EHN. ML:1.8 0.0001905 1.18 AML other m 2017-01-25T14:47:49.11
IV.SIRI.HNE. ML:2.2 0.0005495 0.9 AML other m 2017-01-25T14:47:48.10
IV.SIRI.HHE. ML:2.2 0.0005600000000000001 0.16 AML other m 2017-01-25T14:47:48.09
IV.SIRI.HNN. ML:2.2 0.0004505 0.16 AML other m 2017-01-25T14:47:48.02
IV.SIRI.HHN. ML:2.2 0.00045599999999999997 0.16 AML other m 2017-01-25T14:47:48.02
IV.SLCN.HNE. ML:2.4 0.000903 1.52 AML other m 2017-01-25T14:47:47.22
IV.SLCN.HHE. ML:2.4 0.0009935 0.24 AML other m 2017-01-25T14:47:47.22
IV.SLCN.HHN. ML:2.2 0.000609 1.62 AML other m 2017-01-25T14:47:47.03
IV.SLCN.HNN. ML:2.1 0.0005865 1.62 AML other m 2017-01-25T14:47:47.04
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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 Download