A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.7470, 15.6500 at 97 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.2 | 2021-08-18 09:34:27 |
38.7467 | 15.6503 | 97 | 2021-12-29 11:12:25 |
Bollettino Sismico Italiano INGV | 94958911 |
Field | Value |
---|---|
Time (UTC) | 2021-08-18 09:34:27 ± 0.22 |
Latitude | 38.7467 ± 0.0072 |
Longitude | 15.6503 ± 0.0150 |
Depth (km) | 97 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 94958911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1097 |
Semi-minor axis of confidence ellipse (meter) | 925 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 288 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1100.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 55 |
Number of defining phases | 31 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.25276 |
Number of stations at which the event was observed | 41 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.1 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 94958911 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-10 13:53:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EUCT.HNZ. | 2021-08-18T09:36:54.54 | 3.0 | negative | manual | Pg | 27.85 | 0 | |||
IV.MF5.EHZ. | 2021-08-18T09:36:50.97 | 3.0 | undecidable | manual | Sg | 16.58 | 0 | |||
IV.SENI.EHZ. | 2021-08-18T09:36:41.75 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.ATVO.HHZ. | 2021-08-18T09:36:40.47 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.CAMP.HHZ. | 2021-08-18T09:36:32.77 | 3.0 | undecidable | manual | Sg | 7.92 | 0 | |||
IV.ZONE.HHZ. | 2021-08-18T09:36:28.55 | 3.0 | undecidable | manual | Pn | 1.2 | 0 | |||
GU.IMI.HHZ. | 2021-08-18T09:36:27.06 | 3.0 | undecidable | manual | Pn | 4.29 | 0 | |||
CR.STON.BHZ. | 2021-08-18T09:36:26.58 | 3.0 | undecidable | manual | Sn | -1.42 | 0 | |||
IV.VCEL.EHZ. | 2021-08-18T09:36:24.22 | 3.0 | undecidable | manual | Sg | 5.6 | 0 | |||
GU.POPM.HHZ. | 2021-08-18T09:36:22.85 | 3.0 | undecidable | manual | Pg | 18.41 | 0 | |||
IV.VOBA.EHZ. | 2021-08-18T09:36:19.06 | 3.0 | negative | manual | Pn | -4.92 | 0 | |||
IV.IMOL.HNZ. | 2021-08-18T09:36:19.86 | 3.0 | undecidable | manual | Pg | 17.09 | 0 | |||
IV.RIBO.EHZ.01 | 2021-08-18T09:36:05.90 | 3.0 | positive | manual | Pg | 14.93 | 0 | |||
IV.PESA.HHZ. | 2021-08-18T09:35:53.53 | 3.0 | undecidable | manual | Pn | 0.69 | 0 | |||
IV.ERC.EHZ. | 2021-08-18T09:35:46.63 | 3.0 | undecidable | manual | Sg | 5.96 | 0 | |||
IV.ARCI.HHZ. | 2021-08-18T09:35:41.15 | 3.0 | undecidable | manual | Pn | -6.05 | 0 | |||
IV.RM33.HNZ. | 2021-08-18T09:35:30.38 | 3.0 | undecidable | manual | Pn | -3.33 | 0 | |||
IV.AMUR.HHZ. | 2021-08-18T09:35:29.35 | 3.0 | undecidable | manual | Sn | -8.44 | 0 | |||
IV.GIUL.HHZ. | 2021-08-18T09:35:28.30 | 3.0 | negative | manual | Pg | 5.81 | 0 | |||
IV.VIVA.HHZ. | 2021-08-18T09:35:20.58 | 3.0 | negative | manual | Pn | -6.84 | 0 | |||
IV.POFI.HHZ. | 2021-08-18T09:35:15.82 | 3.0 | undecidable | manual | Pn | -6.13 | 0 | |||
MN.CUC.HHE. | 2021-08-18T09:35:08.04 | 0.3 | undecidable | manual | S | 6 | 139.0608 | 119 | -0.07 | 60 |
IV.VULT.HHZ. | 2021-08-18T09:35:08.69 | 3.0 | undecidable | manual | Pn | 2.05 | 0 | |||
IV.VENT.EHZ. | 2021-08-18T09:35:06.29 | 3.0 | positive | manual | Pn | -7.04 | 0 | |||
MN.TIP.HHN. | 2021-08-18T09:35:02.71 | 0.6 | undecidable | manual | S | 63 | 106.9152 | 127 | 0.4 | 40 |
IV.CELI.HHE. | 2021-08-18T09:35:02.74 | 0.6 | undecidable | manual | S | 45 | 103.7184 | 128 | 0.98 | 32 |
IV.NOV.HHZ. | 2021-08-18T09:35:00.56 | 0.6 | undecidable | manual | S | 209 | 91.3419 | 132 | 0.84 | 35 |
IV.AIO.HHE. | 2021-08-18T09:35:00.58 | 0.6 | undecidable | manual | S | 203 | 93.3399 | 131 | 0.54 | 39 |
IV.PZUN.HHZ. | 2021-08-18T09:34:59.64 | 3.0 | negative | manual | Pn | -2.9 | 0 | |||
IV.CET2.HHZ. | 2021-08-18T09:34:59.21 | 0.3 | undecidable | manual | S | 17 | 90.6426 | 132 | -0.39 | 62 |
IV.PLAC.HHZ. | 2021-08-18T09:34:57.36 | 0.3 | undecidable | manual | S | 116 | 75.8685 | 138 | 0.01 | 68 |
IV.MPNC.HHZ. | 2021-08-18T09:34:56.23 | 0.6 | undecidable | manual | S | 201 | 71.373 | 140 | -0.49 | 42 |
IV.CAR1.HHN. | 2021-08-18T09:34:56.83 | 0.6 | undecidable | manual | S | 41 | 74.1702 | 139 | -0.28 | 43 |
IV.SICLA.EHN. | 2021-08-18T09:34:55.35 | 0.6 | undecidable | manual | S | 174 | 54.7008 | 147 | 0.77 | 39 |
IV.MILZ.HHN. | 2021-08-18T09:34:55.43 | 0.6 | undecidable | manual | S | 215 | 64.0914 | 143 | -0.3 | 44 |
IV.MSRU.HHE. | 2021-08-18T09:34:54.47 | 0.6 | undecidable | manual | S | 193 | 54.9006 | 147 | -0.14 | 46 |
IV.FERC.HNN. | 2021-08-18T09:34:54.46 | 0.6 | undecidable | manual | S | 128 | 52.7028 | 148 | 0.11 | 47 |
IV.JOPP.HHZ. | 2021-08-18T09:34:51.99 | 0.6 | undecidable | manual | S | 127 | 25.6521 | 164 | 0.02 | 50 |
MN.CUC.HHE. | 2021-08-18T09:34:51.20 | 0.3 | undecidable | manual | P | 6 | 139.0608 | 119 | 0.29 | 57 |
IV.CELI.HHE. | 2021-08-18T09:34:48.03 | 0.3 | undecidable | manual | P | 45 | 103.7184 | 128 | 0.79 | 52 |
MN.TIP.HHN. | 2021-08-18T09:34:47.51 | 0.1 | undecidable | manual | P | 63 | 106.9152 | 127 | -0.04 | 85 |
IV.GRIS.HNE. | 2021-08-18T09:34:47.95 | 0.3 | undecidable | manual | P | 9 | 111.5994 | 126 | -0.07 | 63 |
IV.AIO.HHE. | 2021-08-18T09:34:46.47 | 0.1 | undecidable | manual | P | 203 | 93.3399 | 131 | 0.22 | 85 |
IV.CET2.HHZ. | 2021-08-18T09:34:46.05 | 0.6 | undecidable | manual | P | 17 | 90.6426 | 132 | 0.06 | 44 |
IV.NOV.HHZ. | 2021-08-18T09:34:46.17 | 0.1 | undecidable | manual | P | 209 | 91.3419 | 132 | 0.11 | 87 |
IV.MTTG.HHE. | 2021-08-18T09:34:45.52 | 0.6 | undecidable | manual | P | 177 | 82.5507 | 135 | 0.25 | 43 |
IV.PLAC.HHZ. | 2021-08-18T09:34:44.48 | 0.1 | undecidable | manual | P | 116 | 75.8685 | 138 | -0.21 | 88 |
IV.CAR1.HHN. | 2021-08-18T09:34:44.43 | 0.3 | undecidable | manual | P | 41 | 74.1702 | 139 | -0.12 | 67 |
IV.MILZ.HHN. | 2021-08-18T09:34:43.52 | 0.3 | undecidable | manual | P | 215 | 64.0914 | 143 | -0.24 | 67 |
IV.MPNC.HHZ. | 2021-08-18T09:34:43.87 | 0.3 | undecidable | manual | P | 201 | 71.373 | 140 | -0.46 | 63 |
IV.FERC.HNN. | 2021-08-18T09:34:42.59 | 0.1 | undecidable | manual | P | 128 | 52.7028 | 148 | -0.37 | 88 |
IV.MSRU.HHE. | 2021-08-18T09:34:42.62 | 0.1 | undecidable | manual | P | 193 | 54.9006 | 147 | -0.49 | 86 |
IV.SICLA.EHN. | 2021-08-18T09:34:42.75 | 0.3 | undecidable | manual | P | 174 | 54.7008 | 147 | -0.34 | 67 |
IV.IST3.HNZ. | 2021-08-18T09:34:42.54 | 0.6 | undecidable | manual | P | 279 | 36.741 | 157 | 0.49 | 44 |
IV.JOPP.HHZ. | 2021-08-18T09:34:41.61 | 0.1 | undecidable | manual | P | 127 | 25.6521 | 164 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.JOPP.HHN. | ML:2.1 | 0.00012618145 | 0.1216 | AML | other | m | 2021-08-18T09:34:52.70 |
IV.MPNC.HHN. | ML:2.2 | 0.00011488065999999999 | 0.3776 | AML | other | m | 2021-08-18T09:34:57.58 |
IV.MPNC.HHE. | ML:2.2 | 0.00010324054499999998 | 0.1792 | AML | other | m | 2021-08-18T09:34:57.92 |