Earthquake with magnitude of ML 1.9 on date 27-03-2021 and time 23:49:25 (Italy) in region Adriatico Centrale (MARE)

A magnitude ML 1.9 earthquake occured in region: Adriatico Centrale (MARE), on

  • 27-03-2021 22:49:25 (UTC)
  • 27-03-2021 23:49:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5380, 16.2930 at 11 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 1.9 2021-03-27
22:49:25
42.5385 16.2928 11 2021-07-12
16:55:09
Bollettino Sismico Italiano INGV 89786651
Reviewed
Rev100
ML 2.0 2021-03-27
22:49:25
42.5792 16.3077 20 2021-03-27
22:58:49
Sala Sismica INGV-Roma 88536111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-27 22:49:25 ± 0.36
Latitude 42.5385 ± 0.0153
Longitude 16.2928 ± 0.0354
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89786651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2870
Semi-minor axis of confidence ellipse (meter) 1710
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 269
Circular confidence region, given by single value of horizontal uncertainty (meter) 2870.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 266
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.89667
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 88536111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-27 22:58:49

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 89786651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-07-09 14:17:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2021-03-27T22:51:16.32 3.0 undecidable manual Sn -3.3 0
IV.MMUR.HNZ. 2021-03-27T22:50:55.14 3.0 undecidable manual Sg 6.81 0
IV.CRTC.HHZ. 2021-03-27T22:50:53.31 3.0 undecidable manual Sn -1.05 0
AC.KBN.HHZ. 2021-03-27T22:50:39.60 3.0 undecidable manual Pg 3.51 0
IV.FERS.EHZ. 2021-03-27T22:50:37.06 3.0 negative manual Pn -1.99 0
IV.CRTC.HHZ. 2021-03-27T22:50:21.42 3.0 negative manual Pg 2.36 0
IV.VAGA.HHZ. 2021-03-27T22:49:59.30 0.6 undecidable manual P 234 210.5337 38 0.67 36
IV.VCEL.EHN. 2021-03-27T22:49:58.59 0.6 undecidable manual P 266 201.3429 38 1.12 31
IV.INTR.HHE. 2021-03-27T22:49:58.53 0.6 undecidable manual P 254 204.5397 38 0.66 37
IV.VITU.HHZ. 2021-03-27T22:49:58.52 0.6 undecidable manual P 223 203.6406 38 0.76 36
IV.RNI2.HNE. 2021-03-27T22:49:57.88 0.3 undecidable manual P 243 199.0452 38 0.7 57
OT.OT05.EHZ. 2021-03-27T22:49:57.72 0.6 undecidable manual S 210 112.8981 50 -0.67 53
IV.SNAL.HNE. 2021-03-27T22:49:57.87 1.0 undecidable manual P 207 200.1441 38 0.54 20
OT.OT04.EHE. 2021-03-27T22:49:56.76 0.6 undecidable manual S 213 108.114 50 -0.36 59
OT.OT12.EHZ. 2021-03-27T22:49:56.90 0.6 undecidable manual S 198 105.4167 50 0.49 58
IV.MIDA.HNZ. 2021-03-27T22:49:56.56 0.6 undecidable manual P 240 195.0603 38 -0.14 45
OT.OT03.EHE. 2021-03-27T22:49:56.41 0.6 undecidable manual S 210 105.8163 50 -0.1 62
IV.SACR.HNE. 2021-03-27T22:49:55.04 1.0 undecidable manual P 226 182.0844 38 -0.04 25
IV.BSSO.HHE. 2021-03-27T22:49:54.85 0.6 undecidable manual P 232 178.0884 38 0.27 48
IV.AMUR.HHE. 2021-03-27T22:49:54.55 1.0 undecidable manual P 172 182.7837 38 -0.62 21
IV.SGRT.HHZ. 2021-03-27T22:49:54.56 0.6 undecidable manual S 208 98.0241 50 0.15 63
IV.MRVN.HHZ. 2021-03-27T22:49:51.66 0.6 undecidable manual P 183 164.1135 50 -0.85 43
IV.CIGN.HHE. 2021-03-27T22:49:50.40 0.6 undecidable manual P 230 150.5382 50 -0.02 58
OT.OT14.EHZ. 2021-03-27T22:49:50.23 0.6 undecidable manual S 204 77.9664 50 1.16 45
OT.OT13.EHZ. 2021-03-27T22:49:49.10 0.6 undecidable manual S 187 73.5708 50 1.21 45
IV.MELA.HHZ. 2021-03-27T22:49:46.98 0.6 undecidable manual P 226 133.1667 50 -0.76 49
OT.OT07.EHE. 2021-03-27T22:49:44.33 0.6 undecidable manual P 205 112.1988 50 -0.17 61
IV.APRC.HHZ. 2021-03-27T22:49:43.34 0.6 undecidable manual P 216 106.3158 50 -0.26 60
OT.OT03.EHE. 2021-03-27T22:49:43.35 0.6 undecidable manual P 210 105.8163 50 -0.17 62
OT.OT04.EHE. 2021-03-27T22:49:43.01 0.3 undecidable manual P 213 108.114 50 -0.86 74
OT.OT12.EHZ. 2021-03-27T22:49:43.39 0.3 undecidable manual P 198 105.4167 50 -0.08 94
OT.OT05.EHZ. 2021-03-27T22:49:43.71 0.3 undecidable manual P 210 112.8981 50 -0.9 72
OT.OT06.EHE. 2021-03-27T22:49:43.87 0.3 undecidable manual P 212 110.7003 50 -0.41 87
IV.SGRT.HHZ. 2021-03-27T22:49:42.31 0.6 undecidable manual P 208 98.0241 50 0 65
IV.MSAG.HHZ. 2021-03-27T22:49:42.02 0.6 undecidable manual P 199 96.9252 50 -0.13 63
OT.OT14.EHZ. 2021-03-27T22:49:39.17 0.3 undecidable manual P 204 77.9664 50 -0.05 100
IV.TREM.HNE. 2021-03-27T22:49:39.46 0.6 undecidable manual P 235 79.0653 50 0.07 66
OT.OT13.EHZ. 2021-03-27T22:49:39.18 0.3 undecidable manual P 187 73.5708 50 0.63 87
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OT.OT13.EHN. ML:2.2 0.00027 0.34 AML other m 2021-03-27T22:49:52.52
OT.OT13.EHE. ML:2.2 0.0002285 1.2 AML other m 2021-03-27T22:49:52.76
IV.SGRT.HHN. ML:1.9 0.00008355 0.48 AML other m 2021-03-27T22:49:56.11
IV.SGRT.HHE. ML:2.0 0.00009665 0.52 AML other m 2021-03-27T22:49:56.48
IV.MSAG.HHE. ML:1.5 0.000030100000000000003 0.56 AML other m 2021-03-27T22:49:57.27
IV.MSAG.HNE. ML:1.8 0.00006728966999999999 0.2048 AML other m 2021-03-27T22:49:58.27
OT.OT12.EHE. ML:1.8 0.0000565 1.08 AML other m 2021-03-27T22:49:58.21
IV.APRC.HHN. ML:2.0 0.00008740000000000001 0.44 AML other m 2021-03-27T22:49:58.67
OT.OT05.EHE. ML:2.0 0.0000743 1.08 AML other m 2021-03-27T22:49:59.70
OT.OT12.EHN. ML:1.8 0.0000528 1.08 AML other m 2021-03-27T22:50:00.39
IV.MSAG.HHN. ML:1.8 0.00006235 0.3 AML other m 2021-03-27T22:50:01.53
IV.MSAG.HNN. ML:2.2 0.00014564644999999997 0.3072 AML other m 2021-03-27T22:50:01.68
IV.APRC.HHE. ML:1.9 0.0000726 1.46 AML other m 2021-03-27T22:50:02.08
OT.OT05.EHN. ML:1.8 0.000055350000000000004 0.7 AML other m 2021-03-27T22:50:02.16
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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