Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 09-07-2014 and time 22:09:40 (UTC) in region Costa Calabra sud orientale (Reggio di Calabria)

A magnitude ML 2.1 earthquake occured in region: Costa Calabra sud orientale (Reggio di Calabria), on

  • 09-07-2014 22:09:40 (UTC)
  • 10-07-2014 00:09:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6860, 16.0420 at 30 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km SE of Reggio di Calabria (183035 inhabitants)
71 Km SE of Messina (238439 inhabitants)
78 Km E of Acireale (52622 inhabitants)
87 Km E of Catania (314555 inhabitants)
96 Km NE of Siracusa (122291 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 2.1
ML 2.1 		2014-07-09
22:09:40		 37.6855 16.0423 30 2015-10-15
14:14:51		 Bollettino Sismico Italiano INGV 16976291
Reviewed
Rev100 		ML 2.2 2014-07-09
22:09:40		 37.6798 16.048 30 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 7232131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-07-09 22:09:40 ± 0.19
Latitude 37.6855 ± 0.0081
Longitude 16.0423 ± 0.0159
Depth (km) 30 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16976291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1432
Semi-minor axis of confidence ellipse (meter) 620
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 297
Circular confidence region, given by single value of horizontal uncertainty (meter) 1430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 226
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.26265
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 16976291
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-28 16:28:26

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 7232131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-07-09 22:21:49

Md:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 2
Type of magnitude Md
Reference to an origin 16976291
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-28 16:28:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2014-07-09T22:11:19.50 0.6 undecidable manual S 220 140.1486 54 6.023 0
IV.MEU.SHZ. 2014-07-09T22:11:15.90 0.3 undecidable manual S 240 124.3866 54 6.002 0
IV.HLNI.HHZ. 2014-07-09T22:10:12.10 0.6 undecidable manual S 250 109.5126 54 -0.58 44
IV.SSY.HHZ. 2014-07-09T22:10:11.00 0.3 undecidable manual S 236 103.5186 102 -0.13 76
IV.HAGA.HHZ. 2014-07-09T22:10:07.80 0.3 undecidable manual S 241 89.8434 104 0.22 74
IV.MSRU.HHZ. 2014-07-09T22:10:05.40 0.6 undecidable manual S 324 79.365 106 0.53 48
IV.HPAC.HHZ. 2014-07-09T22:10:03.22 0.3 undecidable manual P 220 140.1486 54 0.32 66
MN.CEL.HHZ. 2014-07-09T22:10:01.00 0.3 undecidable manual S 349 65.0904 109 -0.22 77
IV.MSCL.HHZ. 2014-07-09T22:10:00.60 0.3 undecidable manual S 340 64.491 109 -0.48 73
IV.MEU.SHZ. 2014-07-09T22:10:00.80 0.3 undecidable manual P 240 124.3866 54 -0.15 71
IV.MUCR.HHZ. 2014-07-09T22:09:59.68 0.3 undecidable manual P 292 109.7124 54 0.56 67
IV.GMB.BHZ. 2014-07-09T22:09:59.50 0.3 undecidable manual S 341 56.6988 112 0.37 79
IV.HLNI.HHZ. 2014-07-09T22:09:58.77 0.3 undecidable manual P 250 109.5126 54 -0.32 71
IV.SSY.HHZ. 2014-07-09T22:09:58.08 0.3 undecidable manual P 236 103.5186 102 -0.12 75
IV.HAGA.HHZ. 2014-07-09T22:09:56.20 0.3 undecidable manual P 241 89.8434 104 0.05 77
IV.MPNC.HHZ. 2014-07-09T22:09:55.05 0.6 undecidable manual P 310 79.0653 106 0.5 48
IV.MSRU.HHZ. 2014-07-09T22:09:54.73 0.3 undecidable manual P 324 79.365 106 0.14 79
IV.MPAZ.HHZ. 2014-07-09T22:09:53.00 0.3 undecidable manual S 354 29.8479 130 0.05 87
MN.CEL.HHZ. 2014-07-09T22:09:52.09 0.1 undecidable manual P 349 65.0904 109 -0.39 100
IV.MSCL.HHZ. 2014-07-09T22:09:52.45 0.3 undecidable manual P 340 64.491 109 0.05 82
IV.GMB.BHZ. 2014-07-09T22:09:51.19 0.3 undecidable manual P 341 56.6988 112 -0.09 81
IV.MTTG.HHZ. 2014-07-09T22:09:50.27 3.0 undecidable manual P 0.21 0
IV.MPAZ.HHZ. 2014-07-09T22:09:47.65 0.3 undecidable manual P 354 29.8479 130 -0.06 86
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HHE. ML:2.3 0.000345 0.7 AML other m 2014-07-09T22:10:01.85
MN.CEL.HNE. ML:2.2 0.00027800000000000004 0.66 AML other m 2014-07-09T22:10:01.85
MN.CEL.HNN. ML:1.9 0.0001325 0.96 AML other m 2014-07-09T22:10:03.11
MN.CEL.HHN. ML:1.9 0.000131 0.96 AML other m 2014-07-09T22:10:02.63
IV.GMB.BHN. ML:2.7 0.0009285 0.2 AML other m 2014-07-09T22:10:00.11
IV.GMB.BHE. ML:2.7 0.0009225000000000001 0.2 AML other m 2014-07-09T22:10:00.27
IV.HLNI.HHE. ML:2.2 0.0001225 1.06 AML other m 2014-07-09T22:10:13.41
IV.HLNI.HHN. ML:2.1 0.0000949 1.58 AML other m 2014-07-09T22:10:16.83
IV.MPAZ.HHN. ML:2.0 0.000345 0.38 AML other m 2014-07-09T22:09:53.83
IV.MPAZ.HHE. ML:2.1 0.0004445 0.4 AML other m 2014-07-09T22:09:53.67
IV.MPNC.HHN. ML:2.1 0.0001535 1.08 AML other m 2014-07-09T22:09:59.49
IV.MPNC.HHE. ML:2.0 0.000128 0.32 AML other m 2014-07-09T22:10:08.76
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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