Earthquake with magnitude of ML 1.8 on date 23-07-2010 and time 22:00:01 (Italy) in region 5 km SE Altamura (BA)

A magnitude ML 1.8 earthquake occured in region: 5 km SE Altamura (BA), on

  • 23-07-2010 20:00:01 (UTC)
  • 23-07-2010 22:00:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.7860, 16.5780 at 8 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Altamura BA 5 70396 70396
Matera MT 13 60436 130832
Gravina in Puglia BA 14 43872 174704
Santeramo in Colle BA 15 26734 201438

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km SE of Altamura (70396 inhabitants)
13 Km N of Matera (60436 inhabitants)
38 Km S of Bitonto (55540 inhabitants)
45 Km SW of Bari (326344 inhabitants)
47 Km S of Molfetta (59874 inhabitants)
51 Km S of Bisceglie (55422 inhabitants)
55 Km SE of Andria (100440 inhabitants)
56 Km S of Trani (56217 inhabitants)
65 Km SE of Barletta (94814 inhabitants)
65 Km NW of Taranto (201100 inhabitants)
67 Km E of Potenza (67122 inhabitants)
78 Km SE of Cerignola (58396 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
Md 2.4
ML 1.8
2010-07-23
20:00:01
40.786 16.578 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1087769
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-07-23 20:00:01 ± 0.12
Latitude 40.7860 ± 0.0063
Longitude 16.5780 ± 0.0095
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1087769

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 714
Semi-minor axis of confidence ellipse (meter) 673
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 176
Circular confidence region, given by single value of horizontal uncertainty (meter) 1063.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.56
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.06660
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1087769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:01:00

Md:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1087769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:01:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAMP.HHE. 2010-07-23T20:00:38.16 10.0 undecidable manual Pg 0 0 0
IV.MESG.HHN. 2010-07-23T20:00:36.77 10.0 undecidable manual Pg 0 0 0
IV.CDRU.HHN. 2010-07-23T20:00:35.25 0.6 undecidable manual Sg 253 112.0989 0.403 39
IV.MTSN.HHZ. 2010-07-23T20:00:29.19 0.6 undecidable manual Sg 231 90.4428 0.124 43
IV.SGO.SHZ. 2010-07-23T20:00:22.57 10.0 undecidable manual Pg 0 0 0
IV.MCRV.HHZ. 2010-07-23T20:00:22.29 0.6 undecidable manual Pg 270 118.3926 0.421 39
IV.CDRU.HHN. 2010-07-23T20:00:21.49 0.3 undecidable manual Pg 253 112.0989 0.59 56
MN.CUC.HHN. 2010-07-23T20:00:20.96 0.3 undecidable manual Pg 216 109.0131 0.544 57
IV.ACER.HHE. 2010-07-23T20:00:19.25 0.6 undecidable manual Sg 270 53.3022 0.09 47
IV.CRAC.EHZ. 2010-07-23T20:00:18.15 0.6 undecidable manual Sg 194 48.2184 0.35 45
IV.SIRI.HHN. 2010-07-23T20:00:17.91 0.3 undecidable manual Pg 222 89.9433 0.427 61
IV.NOCI.HHZ. 2010-07-23T20:00:16.10 0.6 undecidable manual Sg 89 40.8258 0.277 46
IV.MTSN.HHZ. 2010-07-23T20:00:16.47 0.3 undecidable manual Pg 231 90.4428 -1.094 47
IV.MCEL.HHZ. 2010-07-23T20:00:15.63 0.3 undecidable manual Pg 232 83.0502 -0.788 54
IV.SCHR.EHN. 2010-07-23T20:00:15.43 0.3 undecidable manual Pg 213 77.6667 -0.164 66
IV.ACER.HHE. 2010-07-23T20:00:12.70 0.3 undecidable manual Pg 270 53.3022 0.858 56
IV.LTRZ.EHZ. 2010-07-23T20:00:12.23 0.3 undecidable manual Sg 135 28.6491 0.006 75
IV.CRAC.EHZ. 2010-07-23T20:00:10.46 0.3 undecidable manual Pg 194 48.2184 -0.598 63
IV.MIGL.HHZ. 2010-07-23T20:00:10.44 0.3 undecidable manual Sg 210 23.2545 0.023 75
GE.MATE.HHZ. 2010-07-23T20:00:09.20 0.3 undecidable manual Sg 145 18.5703 0.291 72
IV.MRVN.HHN. 2010-07-23T20:00:09.18 0.3 undecidable manual Pg 314 44.2224 -1.255 47
IV.NOCI.HHZ. 2010-07-23T20:00:09.74 0.3 undecidable manual Pg 89 40.8258 -0.177 71
IV.LTRZ.EHZ. 2010-07-23T20:00:07.67 0.1 undecidable manual Pg 135 28.6491 -0.166 97
IV.AMUR.HHZ. 2010-07-23T20:00:07.51 0.3 undecidable manual Sg 9 13.5753 0.126 75
GE.MATE.HHZ. 2010-07-23T20:00:06.02 0.1 undecidable manual Pg 145 18.5703 0.095 100
IV.MIGL.HHZ. 2010-07-23T20:00:06.50 0.1 negative manual Pg 210 23.2545 -0.295 95
IV.AMUR.HHZ. 2010-07-23T20:00:05.17 0.1 positive manual Pg 9 13.5753 0.127 100
IV.PE9.EHZ. 2010-07-23T20:00:00.23 10.0 undecidable manual Pg 0 0 0
IV.NL9.EHZ. 2010-07-23T19:59:55.11 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download