A magnitude ML 1.7 earthquake occured in region: Costa Toscana livornese (Livorno), on
and geographic coordinates (lat, lon) 43.4460, 10.2170 at 13 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Livorno | LI | 14 | 159219 | 159219 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-11-20 05:56:26 |
43.4463 | 10.2168 | 13 | 2022-03-30 13:04:20 |
Bollettino Sismico Italiano INGV | 98249521 |
Reviewed Rev100 |
ML 1.7 | 2021-11-20 05:56:26 |
43.4562 | 10.2408 | 7 | 2021-11-20 06:03:52 |
Sala Sismica INGV-Roma | 97616861 |
Field | Value |
---|---|
Time (UTC) | 2021-11-20 05:56:26 ± 0.11 |
Latitude | 43.4463 ± 0.0054 |
Longitude | 10.2168 ± 0.0124 |
Depth (km) | 13 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98249521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 955 |
Semi-minor axis of confidence ellipse (meter) | 266 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 267 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 950.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 33 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.26355 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 20 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 98249521 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-24 16:30:23 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 97616861 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-20 06:03:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.APRC.HHZ. | 2021-11-20T05:57:43.42 | 3.0 | undecidable | manual | P | 1.098 | 0 | |||
IV.CRTC.HHZ. | 2021-11-20T05:57:27.47 | 3.0 | undecidable | manual | Sn | 2.71 | 0 | |||
IV.PE3.EHZ. | 2021-11-20T05:57:23.49 | 3.0 | undecidable | manual | Sg | 5.76 | 0 | |||
IV.ARVD.HHZ. | 2021-11-20T05:57:04.81 | 3.0 | undecidable | manual | P | 4.06 | 0 | |||
IV.RIBO.EHE.01 | 2021-11-20T05:56:53.44 | 0.6 | undecidable | manual | S | 129 | 86.8464 | 91 | 0.86 | 39 |
IV.CASP.HHZ. | 2021-11-20T05:56:53.60 | 0.3 | undecidable | manual | S | 144 | 89.7435 | 91 | 0.27 | 71 |
GU.SARM.EHE. | 2021-11-20T05:56:51.80 | 0.6 | undecidable | manual | S | 10 | 83.1501 | 91 | 0.22 | 47 |
GU.EQUI.HHZ. | 2021-11-20T05:56:50.60 | 0.6 | undecidable | manual | S | 356 | 79.9644 | 91 | -0.14 | 49 |
GU.POPM.HHZ. | 2021-11-20T05:56:50.30 | 0.6 | undecidable | manual | S | 33 | 79.2651 | 91 | -0.24 | 48 |
IV.BDI.HHZ. | 2021-11-20T05:56:49.90 | 0.6 | undecidable | manual | S | 24 | 74.7696 | 91 | 0.54 | 45 |
IV.CELB.HHZ. | 2021-11-20T05:56:49.90 | 0.6 | undecidable | manual | S | 180 | 77.6667 | 91 | -0.21 | 47 |
IV.CRMI.HHZ. | 2021-11-20T05:56:48.50 | 0.6 | undecidable | manual | S | 57 | 72.4719 | 91 | -0.23 | 48 |
RD.PGF.BHZ. | 2021-11-20T05:56:48.74 | 0.3 | undecidable | manual | P | 225 | 140.2485 | 91 | -1.23 | 41 |
IV.PLMA.HHZ. | 2021-11-20T05:56:48.60 | 0.3 | undecidable | manual | S | 337 | 72.9714 | 91 | -0.27 | 72 |
GU.CARD.HHZ. | 2021-11-20T05:56:47.20 | 0.3 | undecidable | manual | S | 18 | 67.6767 | 92 | -0.27 | 73 |
IV.TRIF.CHZ. | 2021-11-20T05:56:46.50 | 0.3 | undecidable | manual | S | 123 | 66.4779 | 92 | -0.64 | 64 |
GU.GRAM.HHZ. | 2021-11-20T05:56:46.99 | 0.3 | undecidable | manual | P | 354 | 116.3946 | 91 | 0.7 | 59 |
IV.ERBM.EHE. | 2021-11-20T05:56:46.03 | 0.3 | undecidable | manual | P | 8 | 109.113 | 91 | 0.87 | 55 |
GU.GSCL.HHN. | 2021-11-20T05:56:45.29 | 0.3 | undecidable | manual | P | 16 | 104.6175 | 91 | 0.82 | 57 |
IV.FNVD.HHZ. | 2021-11-20T05:56:45.57 | 0.3 | undecidable | manual | P | 42 | 108.0141 | 91 | 0.58 | 62 |
IV.MSSA.HHZ. | 2021-11-20T05:56:45.72 | 0.3 | undecidable | manual | P | 330 | 111.4995 | 91 | 0.19 | 68 |
IV.CASP.HHZ. | 2021-11-20T05:56:42.36 | 0.1 | undecidable | manual | P | 144 | 89.7435 | 91 | 0.19 | 96 |
IV.RIBO.EHE.01 | 2021-11-20T05:56:42.23 | 0.3 | undecidable | manual | P | 129 | 86.8464 | 91 | 0.5 | 68 |
GU.SARM.EHE. | 2021-11-20T05:56:41.15 | 0.1 | undecidable | manual | P | 10 | 83.1501 | 91 | -0.01 | 99 |
IV.FROS.CHZ. | 2021-11-20T05:56:40.77 | 0.3 | undecidable | manual | P | 109 | 80.2641 | 91 | 0.06 | 75 |
GU.EQUI.HHZ. | 2021-11-20T05:56:40.50 | 0.1 | undecidable | manual | P | 356 | 79.9644 | 91 | -0.17 | 96 |
IV.CELB.HHZ. | 2021-11-20T05:56:40.32 | 0.3 | undecidable | manual | P | 180 | 77.6667 | 91 | 0.01 | 74 |
GU.POPM.HHZ. | 2021-11-20T05:56:40.76 | 0.1 | positive | manual | P | 33 | 79.2651 | 91 | 0.2 | 97 |
IV.BDI.HHZ. | 2021-11-20T05:56:40.00 | 0.3 | undecidable | manual | P | 24 | 74.7696 | 91 | 0.12 | 74 |
IV.PLMA.HHZ. | 2021-11-20T05:56:39.24 | 0.1 | undecidable | manual | P | 337 | 72.9714 | 91 | -0.36 | 93 |
IV.CRMI.HHZ. | 2021-11-20T05:56:39.87 | 0.1 | undecidable | manual | P | 57 | 72.4719 | 91 | 0.35 | 95 |
IV.MAGO.CHZ. | 2021-11-20T05:56:39.60 | 0.6 | undecidable | manual | S | 118 | 40.4262 | 93 | -0.59 | 46 |
GU.CARD.HHZ. | 2021-11-20T05:56:38.48 | 0.1 | undecidable | manual | P | 18 | 67.6767 | 92 | -0.31 | 96 |
IV.PII.HHZ. | 2021-11-20T05:56:38.70 | 0.3 | undecidable | manual | S | 39 | 39.3273 | 93 | -1.2 | 54 |
IV.TRIF.CHZ. | 2021-11-20T05:56:38.78 | 0.1 | undecidable | manual | P | 123 | 66.4779 | 92 | 0.18 | 100 |
IV.MAGO.CHZ. | 2021-11-20T05:56:34.25 | 0.3 | undecidable | manual | P | 118 | 40.4262 | 93 | -0.33 | 74 |
IV.PII.HHZ. | 2021-11-20T05:56:33.89 | 0.1 | positive | manual | P | 39 | 39.3273 | 93 | -0.52 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PII.HHE. | ML:2.0 | 0.000307 | 0.32 | AML | other | m | 2021-11-20T05:56:39.81 |
IV.PII.HHN. | ML:1.8 | 0.0002315 | 0.34 | AML | other | m | 2021-11-20T05:56:39.72 |
IV.MAGO.CHN. | ML:1.9 | 0.000245 | 0.08 | AML | other | m | 2021-11-20T05:56:40.52 |
IV.MAGO.CHE. | ML:1.9 | 0.000249 | 0.32 | AML | other | m | 2021-11-20T05:56:43.04 |
IV.TRIF.CHN. | ML:1.7 | 0.0000958 | 0.6 | AML | other | m | 2021-11-20T05:56:48.59 |
IV.PLMA.HHE. | ML:1.5 | 0.000043730420000000005 | 0.1984 | AML | other | m | 2021-11-20T05:56:49.21 |
GU.CARD.HHE. | ML:2.0 | 0.00016399999999999997 | 0.32 | AML | other | m | 2021-11-20T05:56:49.22 |
IV.TRIF.CHE. | ML:1.7 | 0.00008740000000000001 | 0.22 | AML | other | m | 2021-11-20T05:56:49.44 |
GU.CARD.HHN. | ML:2.0 | 0.000158 | 1.04 | AML | other | m | 2021-11-20T05:56:50.67 |
IV.BDI.HHE. | ML:1.7 | 0.00007565 | 0.22 | AML | other | m | 2021-11-20T05:56:50.88 |
IV.CRMI.HHN. | ML:1.1 | 0.00001970502 | 0.24 | AML | other | m | 2021-11-20T05:56:51.16 |
IV.CELB.HHN. | ML:1.7 | 0.0000724 | 0.2 | AML | other | m | 2021-11-20T05:56:51.81 |
IV.CRMI.HHE. | ML:0.8 | 0.000011162518 | 0.32 | AML | other | m | 2021-11-20T05:56:51.76 |
IV.BDI.HHN. | ML:1.8 | 0.0000892 | 0.56 | AML | other | m | 2021-11-20T05:56:52.56 |
GU.POPM.HHN. | ML:1.8 | 0.00008005 | 0.98 | AML | other | m | 2021-11-20T05:56:52.28 |
IV.CELB.HHE. | ML:1.7 | 0.0000751 | 0.28 | AML | other | m | 2021-11-20T05:56:52.71 |
GU.POPM.HHE. | ML:1.8 | 0.0000942 | 1.72 | AML | other | m | 2021-11-20T05:56:52.01 |
IV.PLMA.HHN. | ML:1.2 | 0.000027199260000000003 | 0.3392 | AML | other | m | 2021-11-20T05:56:53.21 |
IV.CASP.HHN. | ML:1.8 | 0.0000717 | 0.38 | AML | other | m | 2021-11-20T05:56:54.74 |
IV.CASP.HHE. | ML:1.7 | 0.0000571 | 1.16 | AML | other | m | 2021-11-20T05:56:55.01 |
IV.FROS.CHE. | ML:1.4 | 0.0000353 | 0.6 | AML | other | m | 2021-11-20T05:56:55.97 |
IV.FROS.CHN. | ML:1.3 | 0.000027799999999999998 | 0.68 | AML | other | m | 2021-11-20T05:56:58.64 |