A magnitude ML 1.8 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.7100, 14.1790 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.
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 1.8 | 2021-12-22 21:17:00 |
38.7097 | 14.1787 | 8 | 2022-03-30 13:04:27 |
Bollettino Sismico Italiano INGV | 99355601 |
Reviewed Rev200 |
ML 1.8 | 2021-12-22 21:17:03 |
38.559 | 14.309 | 16 | 2022-03-06 09:02:05 |
Sala Operativa INGV_OE (Catania) | 98827921 |
Reviewed Rev100 |
ML 1.9 | 2021-12-22 21:17:00 |
38.7112 | 14.1607 | 8 | 2021-12-22 21:24:29 |
Sala Sismica INGV-Roma | 98827831 |
Field | Value |
---|---|
Time (UTC) | 2021-12-22 21:17:00 ± 0.27 |
Latitude | 38.7097 ± 0.0126 |
Longitude | 14.1787 ± 0.0104 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 99355601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1372 |
Semi-minor axis of confidence ellipse (meter) | 449 |
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) | 1370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 149 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.22393 |
Epicentral distance of station farthest from the epicenter (degree) | 1.60169 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 22 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 26 |
Type of magnitude | ML |
Reference to an origin | 99355601 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-06 09:01:20 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 98827921 |
Agency | INGV |
Autore | Sala Operativa INGV_OE (Catania) |
Time of creation (UTC) | 2021-12-22 21:29:07 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 98827831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-22 21:24:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CET2.HHZ. | 2021-12-22T21:17:28.81 | 1.0 | undecidable | manual | P | 59 | 177.7887 | 50 | -1.02 | 13 |
IV.IVUG.HHZ. | 2021-12-22T21:17:25.20 | 0.6 | undecidable | manual | S | 116 | 78.1662 | 50 | 0.56 | 43 |
IV.MCPD.HHZ. | 2021-12-22T21:17:25.00 | 0.6 | undecidable | manual | S | 144 | 81.1521 | 50 | -0.43 | 44 |
IV.GIB.HHE. | 2021-12-22T21:17:25.68 | 0.6 | undecidable | manual | S | 189 | 80.9523 | 50 | 0.31 | 45 |
IV.IVGP.HHZ. | 2021-12-22T21:17:24.41 | 0.3 | undecidable | manual | S | 117 | 76.1682 | 50 | 0.29 | 69 |
IV.ILOS.HHZ. | 2021-12-22T21:17:23.32 | 0.6 | undecidable | manual | S | 113 | 72.8715 | 50 | 0.1 | 48 |
IV.AIO.HHZ. | 2021-12-22T21:17:20.90 | 0.6 | undecidable | manual | P | 131 | 122.988 | 50 | -0.49 | 40 |
IV.MSRU.HHZ. | 2021-12-22T21:17:20.61 | 0.3 | undecidable | manual | P | 113 | 125.5743 | 50 | -1.18 | 44 |
IV.MPNC.HHZ. | 2021-12-22T21:17:19.92 | 0.3 | undecidable | manual | P | 121 | 119.6913 | 50 | -0.95 | 50 |
IV.MILZ.HHZ. | 2021-12-22T21:17:17.81 | 0.6 | undecidable | manual | P | 118 | 103.5186 | 50 | -0.57 | 40 |
IV.MUCR.HHZ. | 2021-12-22T21:17:16.66 | 0.1 | undecidable | manual | P | 141 | 95.5377 | 50 | -0.5 | 85 |
IV.SOLUN.HHE. | 2021-12-22T21:17:16.37 | 0.6 | undecidable | manual | P | 220 | 88.6446 | 50 | 0.28 | 45 |
IV.USI.HHE. | 2021-12-22T21:17:16.21 | 0.6 | undecidable | manual | P | 270 | 86.5467 | 50 | 0.45 | 44 |
IV.CSLB.HHZ. | 2021-12-22T21:17:15.58 | 0.3 | undecidable | manual | P | 187 | 86.3469 | 50 | -0.15 | 69 |
IV.MCPD.HHZ. | 2021-12-22T21:17:15.07 | 0.3 | undecidable | manual | P | 144 | 81.1521 | 50 | 0.13 | 70 |
IV.MSFR.HHZ. | 2021-12-22T21:17:14.87 | 0.3 | undecidable | manual | P | 154 | 83.1501 | 50 | -0.37 | 67 |
IV.ILOS.HHZ. | 2021-12-22T21:17:14.30 | 0.3 | undecidable | manual | P | 113 | 72.8715 | 50 | 0.63 | 63 |
IV.PLLN.EHZ. | 2021-12-22T21:17:14.69 | 0.3 | undecidable | manual | P | 182 | 79.6647 | 50 | -0.01 | 72 |
IV.IVLT.HHN. | 2021-12-22T21:17:14.15 | 0.1 | undecidable | manual | P | 117 | 75.2691 | 50 | 0.12 | 95 |
IV.IVUG.HHZ. | 2021-12-22T21:17:14.52 | 0.3 | undecidable | manual | P | 116 | 78.1662 | 50 | 0.04 | 72 |
IV.IVPL.HHZ. | 2021-12-22T21:17:14.64 | 0.3 | undecidable | manual | P | 118 | 78.7656 | 50 | 0.07 | 72 |
3D.OEM4.HHN. | 2021-12-22T21:17:14.15 | 0.3 | undecidable | manual | P | 116 | 74.1702 | 50 | 0.29 | 69 |
IV.IVGP.HHZ. | 2021-12-22T21:17:14.02 | 0.3 | undecidable | manual | P | 117 | 76.1682 | 50 | -0.15 | 71 |
IV.GIB.HHE. | 2021-12-22T21:17:14.84 | 0.3 | undecidable | manual | P | 189 | 80.9523 | 50 | -0.06 | 72 |
IV.IFIL.HHZ. | 2021-12-22T21:17:13.92 | 0.6 | undecidable | manual | S | 115 | 37.9287 | 50 | 0.02 | 52 |
3D.OEM8.HHN. | 2021-12-22T21:17:13.55 | 0.1 | undecidable | manual | P | 112 | 69.375 | 50 | 0.43 | 90 |
IV.IACL.HHE. | 2021-12-22T21:17:09.76 | 0.6 | undecidable | manual | S | 142 | 24.8529 | 108 | 0.11 | 52 |
IV.IFIL.HHZ. | 2021-12-22T21:17:08.50 | 0.1 | positive | manual | P | 115 | 37.9287 | 50 | 0.22 | 100 |
IV.IACL.HHE. | 2021-12-22T21:17:06.02 | 0.3 | undecidable | manual | P | 142 | 24.8529 | 108 | 0.2 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.IFIL.HHN. | ML:2.1 | 0.00043344165 | 0.2048 | AML | other | m | 2021-12-22T21:17:17.66 |
IV.IFIL.HHE. | ML:2.5 | 0.0011934745 | 0.1792 | AML | other | m | 2021-12-22T21:17:18.27 |
IV.IVGP.HHN. | ML:1.6 | 0.000056653425 | 0.1408 | AML | other | m | 2021-12-22T21:17:25.56 |
IV.MCPD.HHN. | ML:1.7 | 0.0000731 | 0.26 | AML | other | m | 2021-12-22T21:17:26.20 |
IV.IVUG.HHN. | ML:1.4 | 0.00004097929 | 0.3328 | AML | other | m | 2021-12-22T21:17:26.27 |
IV.PLLN.EHE. | ML:1.9 | 0.0001094 | 0.86 | AML | other | m | 2021-12-22T21:17:26.66 |
IV.PLLN.EHN. | ML:2.1 | 0.000162 | 0.46 | AML | other | m | 2021-12-22T21:17:27.83 |
IV.IVPL.HNE. | ML:1.3 | 0.000030731435000000004 | 0 | AML | other | m | 2021-12-22T21:17:27.90 |
IV.MCPD.HHE. | ML:1.5 | 0.000047350000000000006 | 0.34 | AML | other | m | 2021-12-22T21:17:28.41 |
IV.IVGP.HHE. | ML:1.7 | 0.00007699928999999999 | 0.256 | AML | other | m | 2021-12-22T21:17:29.15 |
IV.IVPL.HHN. | ML:1.9 | 0.0001115 | 1.5 | AML | other | m | 2021-12-22T21:17:29.88 |
IV.IVPL.HHE. | ML:1.8 | 0.00009093582 | 0.3584 | AML | other | m | 2021-12-22T21:17:30.27 |
IV.CSLB.HHE. | ML:1.3 | 0.0000262 | 0.28 | AML | other | m | 2021-12-22T21:17:31.00 |
IV.CSLB.HHN. | ML:1.3 | 0.000024143135000000002 | 0.4224 | AML | other | m | 2021-12-22T21:17:31.35 |
IV.IVUG.HHE. | ML:1.5 | 0.0000518 | 0.42 | AML | other | m | 2021-12-22T21:17:31.37 |
IV.IVPL.HNN. | ML:1.4 | 0.00003807131 | 0.0896 | AML | other | m | 2021-12-22T21:17:32.10 |
IV.MUCR.HHE. | ML:1.8 | 0.00007675 | 0.52 | AML | other | m | 2021-12-22T21:17:32.45 |
IV.MILZ.HHE. | ML:2.2 | 0.00013469655 | 0.512 | AML | other | m | 2021-12-22T21:17:33.55 |
IV.MILZ.HHN. | ML:2.0 | 0.0001069156 | 0.5376 | AML | other | m | 2021-12-22T21:17:33.56 |
IV.MUCR.HHN. | ML:2.1 | 0.000135 | 0.52 | AML | other | m | 2021-12-22T21:17:34.72 |
IV.MSRU.HHN. | ML:1.7 | 0.000034320695 | 0.4736 | AML | other | m | 2021-12-22T21:17:39.64 |
IV.MPNC.HHN. | ML:2.1 | 0.000095 | 1.44 | AML | other | m | 2021-12-22T21:17:40.74 |
IV.AIO.HHE. | ML:1.5 | 0.00002674191 | 0.2688 | AML | other | m | 2021-12-22T21:17:40.48 |
IV.MPNC.HHE. | ML:1.9 | 0.000066886345 | 0.3712 | AML | other | m | 2021-12-22T21:17:40.96 |
IV.AIO.HHN. | ML:1.7 | 0.0000340817835 | 0.512 | AML | other | m | 2021-12-22T21:17:41.53 |
IV.MSRU.HHE. | ML:1.7 | 0.000036163395 | 1.0112 | AML | other | m | 2021-12-22T21:17:49.38 |