Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 26-08-2021 and time 05:23:24 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 2.5 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 26-08-2021 03:23:24 (UTC)
  • 26-08-2021 05:23:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.7660, 15.6630 at 96 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
62 Km W of Lamezia Terme (70714 inhabitants)
64 Km N of Messina (238439 inhabitants)
73 Km N of Reggio di Calabria (183035 inhabitants)
78 Km SW of Cosenza (67546 inhabitants)
82 Km W of Catanzaro (90612 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 2.5 2021-08-26
03:23:24		 38.7658 15.6627 96 2021-12-29
11:12:52		 Bollettino Sismico Italiano INGV 97787101
Reviewed
Rev100 		ML 2.6 2021-08-26
03:23:25		 38.7757 15.6525 95 2021-08-26
03:36:35		 Sala Sismica INGV-Roma 94645341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-26 03:23:24 ± 0.23
Latitude 38.7658 ± 0.0117
Longitude 15.6627 ± 0.0185
Depth (km) 96 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97787101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1331
Semi-minor axis of confidence ellipse (meter) 1277
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 306
Circular confidence region, given by single value of horizontal uncertainty (meter) 1330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 68
Number of defining phases 68
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.23562
Epicentral distance of station farthest from the epicenter (degree) 2.07294
Number of stations at which the event was observed 47
Number of stations from which data was used for origin computation 47
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 97787101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-25 16:46:46

ML:2.6

Field Value
Value 2.6
Uncertainty 0.4
Num. used stations 64
Type of magnitude ML
Reference to an origin 94645341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-26 03:36:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHZ. 2021-08-26T03:24:16.69 0.6 undecidable manual S 193 205.8384 109 -2.03 13
IV.HLNI.HHZ. 2021-08-26T03:24:10.16 0.6 undecidable manual S 204 171.6948 113 -1.7 19
IV.HCRL.HHZ. 2021-08-26T03:24:10.19 0.6 undecidable manual S 199 173.493 113 -2.01 15
IV.HAGA.HHZ. 2021-08-26T03:24:09.43 0.6 undecidable manual S 195 170.1963 114 -2.12 14
IV.ECTS.HHZ. 2021-08-26T03:24:02.07 0.6 undecidable manual S 206 108.8133 126 2.05 16
IV.AIO.HHE. 2021-08-26T03:23:58.21 0.6 undecidable manual S 203 95.7264 130 0.4 42
IV.NOV.HHZ. 2021-08-26T03:23:58.15 0.6 undecidable manual S 209 93.7395 131 0.66 39
IV.SERS.HHZ. 2021-08-26T03:23:58.28 0.6 undecidable manual S 71 93.5397 131 0.83 37
IV.ISPIC.EHZ. 2021-08-26T03:23:57.79 0.3 undecidable manual P 197 230.0919 107 -1.07 30
IV.MTTG.HHZ. 2021-08-26T03:23:56.78 0.6 undecidable manual S 178 84.6486 134 0.74 38
IV.CET2.HHZ. 2021-08-26T03:23:56.18 0.6 undecidable manual S 16 88.245 133 -0.43 38
IV.SPS2.HHZ. 2021-08-26T03:23:55.60 0.6 undecidable manual S 45 82.3509 135 -0.09 43
IV.PLAC.HHZ. 2021-08-26T03:23:54.98 0.6 undecidable manual S 117 75.8685 137 0.26 45
IV.HAVL.HHZ. 2021-08-26T03:23:54.50 0.1 undecidable manual P 193 205.8384 109 -1.49 38
IV.ILOS.HHZ. 2021-08-26T03:23:54.93 0.6 undecidable manual S 240 71.373 139 0.85 40
IV.GRI.EHZ. 2021-08-26T03:23:53.66 0.6 undecidable manual S 84 65.7897 142 0.35 46
IV.IVPL.HHZ. 2021-08-26T03:23:53.76 0.6 undecidable manual S 234 73.2711 139 -0.59 38
IV.MPNC.HHZ. 2021-08-26T03:23:53.89 0.6 undecidable manual S 201 73.7706 138 -0.53 40
IV.CAR1.HHZ. 2021-08-26T03:23:53.84 0.6 undecidable manual S 41 71.8725 139 -0.31 42
IV.MILZ.HHZ. 2021-08-26T03:23:52.92 0.6 undecidable manual S 214 66.378 142 -0.48 41
IV.SSY.HHZ. 2021-08-26T03:23:52.25 0.3 undecidable manual P 196 185.6697 112 -1.39 33
IV.GIZZ.HHZ. 2021-08-26T03:23:51.09 0.6 undecidable manual S 63 52.7028 148 -0.6 38
IV.MSRU.HHZ. 2021-08-26T03:23:51.90 0.6 undecidable manual S 194 57.2982 146 -0.33 44
IV.CSLB.HHZ. 2021-08-26T03:23:51.61 0.6 undecidable manual P 237 167.1105 114 0.1 35
IV.HCRL.HHZ. 2021-08-26T03:23:51.12 0.1 undecidable manual P 199 173.493 113 -1.11 54
IV.MTSN.HNN. 2021-08-26T03:23:51.24 0.3 undecidable manual P 3 166.611 114 -0.21 53
IV.HAGA.HHZ. 2021-08-26T03:23:50.38 0.1 undecidable manual P 195 170.1963 114 -1.47 46
IV.SIRI.HNE. 2021-08-26T03:23:50.04 0.3 undecidable manual P 6 158.1195 115 -0.44 52
IV.HLNI.HHZ. 2021-08-26T03:23:50.89 0.1 undecidable manual P 204 171.6948 113 -1.14 53
IV.MGR.HHZ. 2021-08-26T03:23:49.91 0.6 undecidable manual P 357 152.4363 116 0.05 39
IV.JOPP.HHZ. 2021-08-26T03:23:49.42 0.6 undecidable manual S 132 26.1516 163 0.11 50
IV.EMSG.HHZ. 2021-08-26T03:23:48.06 0.3 undecidable manual P 211 121.7892 123 1.52 33
IV.EPZF.HHZ. 2021-08-26T03:23:48.58 0.3 undecidable manual P 214 125.874 122 1.62 31
IV.EMNR.HHZ. 2021-08-26T03:23:47.62 0.3 undecidable manual P 208 118.992 123 1.38 36
IV.PIPA.HHZ. 2021-08-26T03:23:47.54 0.3 undecidable manual P 51 127.3725 121 0.42 57
IV.MSFR.HHZ. 2021-08-26T03:23:47.03 0.3 undecidable manual P 229 123.5874 122 0.31 58
MN.CUC.HHE. 2021-08-26T03:23:47.39 0.3 undecidable manual P 5 136.863 119 -0.75 50
IV.EPIT.HHZ. 2021-08-26T03:23:47.39 0.3 undecidable manual P 207 118.2927 124 1.22 40
IV.EFIU.HHZ. 2021-08-26T03:23:46.25 0.3 undecidable manual P 200 115.1958 124 0.4 58
IV.ECTS.HHZ. 2021-08-26T03:23:46.02 0.3 undecidable manual P 206 108.8133 126 0.82 50
MN.TIP.HHZ. 2021-08-26T03:23:45.06 0.3 undecidable manual P 64 105.0171 127 0.23 62
IV.TDS.HHZ. 2021-08-26T03:23:45.65 0.3 undecidable manual P 30 114.8961 125 -0.17 62
IV.IACL.HHE. 2021-08-26T03:23:45.84 0.1 undecidable manual P 258 116.1948 124 -0.11 84
IV.MUCR.HHZ. 2021-08-26T03:23:45.08 0.3 undecidable manual P 221 105.5166 127 0.21 62
IV.GRIS.EHZ. 2021-08-26T03:23:45.11 0.3 undecidable manual P 9 109.3128 126 -0.15 63
IV.CELI.HHE. 2021-08-26T03:23:44.87 0.3 undecidable manual P 46 101.5206 128 0.39 61
IV.SERS.HHZ. 2021-08-26T03:23:44.35 0.3 undecidable manual P 71 93.5397 131 0.64 57
IV.MCPD.HHZ. 2021-08-26T03:23:44.95 0.3 undecidable manual P 229 108.114 126 -0.18 64
IV.CET2.HHZ. 2021-08-26T03:23:43.28 0.3 undecidable manual P 16 88.245 133 0.05 68
IV.AIO.HHE. 2021-08-26T03:23:43.98 0.1 undecidable manual P 203 95.7264 130 0.06 87
IV.IVGP.HHN. 2021-08-26T03:23:43.21 0.3 undecidable manual P 236 73.371 139 1.28 45
IV.SELL.HHZ. 2021-08-26T03:23:43.66 0.3 undecidable manual P 74 86.7465 133 0.57 59
IV.NOV.HHZ. 2021-08-26T03:23:43.73 0.1 undecidable manual P 209 93.7395 131 -0.01 89
IV.MTTG.HHZ. 2021-08-26T03:23:43.12 0.3 undecidable manual P 178 84.6486 134 0.22 65
IV.ILOS.HHZ. 2021-08-26T03:23:42.45 0.3 undecidable manual P 240 71.373 139 0.68 59
IV.SOI.EHZ. 2021-08-26T03:23:42.77 0.1 negative manual P 156 84.0492 134 -0.07 91
IV.IVPL.HHZ. 2021-08-26T03:23:42.00 0.3 undecidable manual P 234 73.2711 139 0.08 69
IV.PLAC.HHZ. 2021-08-26T03:23:42.21 0.1 undecidable manual P 117 75.8685 137 0.08 91
IV.SPS2.HHZ. 2021-08-26T03:23:42.64 0.3 undecidable manual P 45 82.3509 135 -0.06 68
IV.MILZ.HHZ. 2021-08-26T03:23:41.19 0.1 negative manual P 214 66.378 142 -0.18 91
IV.GRI.EHZ. 2021-08-26T03:23:41.30 0.3 undecidable manual P 84 65.7897 142 -0.02 71
IV.MPNC.HHZ. 2021-08-26T03:23:41.48 0.1 undecidable manual P 201 73.7706 138 -0.48 85
IV.IVUG.HHZ. 2021-08-26T03:23:41.97 0.1 undecidable manual P 235 71.5728 139 0.19 90
IV.CAR1.HHZ. 2021-08-26T03:23:41.59 0.1 undecidable manual P 41 71.8725 139 -0.21 89
IV.FERC.HNE. 2021-08-26T03:23:40.30 0.3 undecidable manual P 131 53.2023 148 -0.12 71
IV.GIZZ.HHZ. 2021-08-26T03:23:40.26 0.3 undecidable manual P 63 52.7028 148 -0.13 70
IV.MSRU.HHZ. 2021-08-26T03:23:40.38 0.1 negative manual P 194 57.2982 146 -0.32 90
IV.JOPP.HHZ. 2021-08-26T03:23:39.15 0.1 undecidable manual P 132 26.1516 163 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHE. ML:2.7 0.00046199999999999995 0.34 AML other m 2021-08-26T03:23:39.39
IV.PLAC.HHE. ML:2.1 0.00008269999999999999 0.2 AML other m 2021-08-26T03:23:42.33
IV.JOPP.HHN. ML:2.5 0.0003155 1.66 AML other m 2021-08-26T03:23:49.00
IV.JOPP.HNN. ML:2.4 0.000282 1.68 AML other m 2021-08-26T03:23:49.00
IV.JOPP.HNE. ML:2.6 0.00042300000000000004 1.38 AML other m 2021-08-26T03:23:50.30
IV.MSRU.HHE. ML:3.0 0.0007844999999999999 0.26 AML other m 2021-08-26T03:23:52.58
IV.MILZ.HHE. ML:3.7 0.00408 0.24 AML other m 2021-08-26T03:23:53.15
IV.MSRU.HHN. ML:2.8 0.0005214999999999999 1.6 AML other m 2021-08-26T03:23:53.13
IV.MILZ.HHN. ML:3.2 0.001435 0.22 AML other m 2021-08-26T03:23:53.20
IV.CAR1.HHE. ML:2.3 0.0001385 0.9 AML other m 2021-08-26T03:23:54.61
IV.CAR1.HHN. ML:2.7 0.0003415 0.4 AML other m 2021-08-26T03:23:54.46
IV.GRI.EHE. ML:2.2 0.00013749999999999998 0.9 AML other m 2021-08-26T03:23:55.24
IV.PLAC.HHN. ML:2.1 0.00009955 0.26 AML other m 2021-08-26T03:23:55.21
IV.MPNC.HHE. ML:2.7 0.0003495 0.72 AML other m 2021-08-26T03:23:55.80
IV.MPNC.HHN. ML:2.6 0.00029749999999999997 1.1 AML other m 2021-08-26T03:23:56.13
IV.ILOS.HHE. ML:2.7 0.0003625 0.7 AML other m 2021-08-26T03:23:56.53
IV.GRI.EHN. ML:2.4 0.00020400000000000003 0.3 AML other m 2021-08-26T03:23:56.06
IV.IVPL.HHN. ML:2.4 0.0002035 0.6 AML other m 2021-08-26T03:23:56.30
IV.CET2.HHE. ML:2.6 0.0002455 1.36 AML other m 2021-08-26T03:23:56.88
IV.CET2.HHN. ML:2.9 0.0004715 0.46 AML other m 2021-08-26T03:23:57.26
IV.MTTG.HHE. ML:2.1 0.00008985 1.4 AML other m 2021-08-26T03:23:58.74
IV.SERS.HHN. ML:2.2 0.00009115 1.44 AML other m 2021-08-26T03:23:58.10
IV.ILOS.HHN. ML:2.8 0.00041749999999999996 1.34 AML other m 2021-08-26T03:23:59.30
IV.SELL.HHE. ML:2.0 0.000059699999999999994 0.32 AML other m 2021-08-26T03:23:59.40
IV.SERS.HHE. ML:2.0 0.00006819999999999999 0.48 AML other m 2021-08-26T03:23:59.53
IV.IVPL.HHE. ML:2.4 0.00020600000000000002 0.8 AML other m 2021-08-26T03:24:00.26
IV.SELL.HHN. ML:1.7 0.00003375 1.54 AML other m 2021-08-26T03:24:01.92
IV.MCPD.HHE. ML:1.7 0.000031599999999999996 1.24 AML other m 2021-08-26T03:24:01.22
IV.MCPD.HHN. ML:1.7 0.0000305 0.86 AML other m 2021-08-26T03:24:01.93
IV.GRIS.EHN. ML:2.0 0.000052850000000000004 0.14 AML other m 2021-08-26T03:24:01.92
IV.GRIS.EHE. ML:2.0 0.0000572 0.22 AML other m 2021-08-26T03:24:02.23
MN.TIP.HHN. ML:2.0 0.0000546 1.62 AML other m 2021-08-26T03:24:03.90
IV.SOI.EHE. ML:1.8 0.00004405 1.38 AML other m 2021-08-26T03:24:03.16
MN.TIP.HHE. ML:1.8 0.0000414 1.48 AML other m 2021-08-26T03:24:04.24
IV.MUCR.HHE. ML:2.1 0.00006875 0.42 AML other m 2021-08-26T03:24:04.68
IV.MUCR.HHN. ML:2.0 0.00005225 0.54 AML other m 2021-08-26T03:24:04.89
IV.MTTG.HHN. ML:2.3 0.000126 1.32 AML other m 2021-08-26T03:24:05.18
IV.SOI.EHN. ML:1.8 0.00004325 0.48 AML other m 2021-08-26T03:24:05.49
IV.EPIT.HHN. ML:2.7 0.0002695 0.88 AML other m 2021-08-26T03:24:07.10
IV.EPIT.HHE. ML:2.6 0.000192 1.36 AML other m 2021-08-26T03:24:08.71
IV.EMSG.HHN. ML:2.6 0.0002165 0.76 AML other m 2021-08-26T03:24:08.82
IV.ENIC.HHN. ML:2.7 0.000199 0.44 AML other m 2021-08-26T03:24:09.13
IV.ENIC.HHE. ML:2.8 0.00023899999999999998 0.94 AML other m 2021-08-26T03:24:09.26
IV.HAGA.HHN. ML:2.8 0.00018449999999999999 1.66 AML other m 2021-08-26T03:24:09.07
IV.EMSG.HHE. ML:2.8 0.0002775 0.98 AML other m 2021-08-26T03:24:10.29
IV.HAGA.HHE. ML:2.8 0.00017299999999999998 1.06 AML other m 2021-08-26T03:24:10.69
IV.HLNI.HHN. ML:2.6 0.000128 0.18 AML other m 2021-08-26T03:24:11.03
IV.HCRL.HHN. ML:2.8 0.0001825 1.02 AML other m 2021-08-26T03:24:11.85
IV.HLNI.HHE. ML:2.7 0.00016999999999999999 0.24 AML other m 2021-08-26T03:24:11.46
IV.HCRL.HHE. ML:2.8 0.00017649999999999998 0.32 AML other m 2021-08-26T03:24:11.66
IV.SSY.HHE. ML:3.0 0.000254 0.98 AML other m 2021-08-26T03:24:14.53
IV.SSY.HHN. ML:3.3 0.000616 0.2 AML other m 2021-08-26T03:24:14.87
IV.HAVL.HHN. ML:3.0 0.000219 1.28 AML other m 2021-08-26T03:24:17.96
IV.HAVL.HHE. ML:2.8 0.000135 1.3 AML other m 2021-08-26T03:24:17.33
GE.MATE.HHE. ML:2.2 0.000029350000000000002 1.52 AML other m 2021-08-26T03:24:23.87
OT.TAR1.HHE. ML:2.8 0.00011499999999999999 0.38 AML other m 2021-08-26T03:24:24.71
OT.TAR1.HHN. ML:2.7 0.00008460000000000001 0.16 AML other m 2021-08-26T03:24:24.71
GE.MATE.HHN. ML:2.2 0.00003075 0.46 AML other m 2021-08-26T03:24:25.48
IV.NOCI.HHE. ML:2.5 0.000049250000000000004 0.78 AML other m 2021-08-26T03:24:29.39
IV.NOCI.HHN. ML:2.7 0.0000828 0.98 AML other m 2021-08-26T03:24:30.49
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