A magnitude ML 1.8 earthquake occured in region: Costa Toscana livornese (Livorno), on
and geographic coordinates (lat, lon) 43.3130, 10.2730 at 10 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 |
---|---|---|---|---|
Rosignano Marittimo | LI | 19 | 31394 | 31394 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2015-09-25 10:55:40 |
43.3132 | 10.2732 | 10 | 2016-02-19 13:21:47 |
Bollettino Sismico Italiano INGV | 21614221 |
Reviewed Rev100 |
ML 1.7 | 2015-09-25 10:55:40 |
43.3157 | 10.2622 | 11 | 2015-09-25 11:08:06 |
Sala Sismica INGV-Roma | 21581901 |
Field | Value |
---|---|
Time (UTC) | 2015-09-25 10:55:40 ± 0.25 |
Latitude | 43.3132 ± 0.0045 |
Longitude | 10.2732 ± 0.0074 |
Depth (km) | 10 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 21614221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 596 |
Semi-minor axis of confidence ellipse (meter) | 202 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 57 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 61 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.29947 |
Epicentral distance of station farthest from the epicenter (degree) | 1.20509 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 21614221 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2016-01-29 10:11:55 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 21581901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-09-25 11:08:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHZ. | 2015-09-25T10:56:13.44 | 0.6 | undecidable | manual | S | 117 | 110.0121 | 50 | 0.46 | 41 |
GU.EQUI.HHZ. | 2015-09-25T10:56:08.95 | 0.6 | undecidable | manual | S | 354 | 95.1381 | 50 | -0.05 | 46 |
GU.GRAM.HHZ. | 2015-09-25T10:56:03.09 | 0.3 | undecidable | manual | P | 353 | 131.7681 | 50 | 0.31 | 61 |
IV.CASP.HHZ. | 2015-09-25T10:56:03.63 | 0.6 | undecidable | manual | S | 140 | 75.2691 | 50 | -0.06 | 48 |
RD.PGF.BHZ. | 2015-09-25T10:56:03.20 | 0.1 | undecidable | manual | P | 231 | 133.7661 | 50 | 0.1 | 84 |
IV.MSSA.HHZ. | 2015-09-25T10:56:02.07 | 0.1 | undecidable | manual | P | 332 | 126.6732 | 50 | 0.07 | 86 |
GU.MAIM.HHZ. | 2015-09-25T10:56:02.35 | 1.0 | undecidable | manual | S | 15 | 68.9754 | 50 | 0.34 | 23 |
IV.SEI.HHZ. | 2015-09-25T10:56:01.22 | 0.6 | undecidable | manual | P | 46 | 119.7912 | 50 | 0.29 | 42 |
IV.RUFI.EHZ. | 2015-09-25T10:56:00.47 | 0.3 | undecidable | manual | P | 59 | 115.1958 | 50 | 0.25 | 64 |
IV.ARCI.HHZ. | 2015-09-25T10:55:59.65 | 0.1 | undecidable | manual | P | 117 | 110.0121 | 50 | 0.22 | 86 |
GU.EQUI.HHZ. | 2015-09-25T10:55:57.63 | 0.3 | undecidable | manual | P | 354 | 95.1381 | 50 | 0.5 | 63 |
IV.TRIF.HHZ. | 2015-09-25T10:55:57.87 | 0.6 | undecidable | manual | S | 113 | 55.4001 | 50 | -0.54 | 44 |
IV.PII.HHZ. | 2015-09-25T10:55:56.94 | 0.1 | undecidable | manual | S | 24 | 49.7169 | 50 | 0.07 | 100 |
IV.PLMA.HHZ. | 2015-09-25T10:55:56.05 | 0.1 | undecidable | manual | P | 338 | 88.3449 | 50 | -0.05 | 93 |
IV.CSNT.HHE. | 2015-09-25T10:55:55.18 | 0.6 | undecidable | manual | P | 77 | 83.8494 | 50 | -0.22 | 45 |
IV.CASP.HHZ. | 2015-09-25T10:55:54.21 | 0.1 | positive | manual | P | 140 | 75.2691 | 50 | 0.14 | 94 |
IV.GROG.HHZ. | 2015-09-25T10:55:52.40 | 0.6 | undecidable | manual | S | 292 | 33.2445 | 50 | -0.08 | 51 |
GU.MAIM.HHZ. | 2015-09-25T10:55:52.80 | 0.3 | undecidable | manual | P | 15 | 68.9754 | 50 | -0.3 | 69 |
IV.CELB.HHZ. | 2015-09-25T10:55:52.32 | 0.3 | undecidable | manual | P | 185 | 63.0924 | 50 | 0.13 | 72 |
IV.TRIF.HHZ. | 2015-09-25T10:55:50.69 | 0.1 | undecidable | manual | P | 113 | 55.4001 | 50 | -0.33 | 94 |
IV.PII.HHZ. | 2015-09-25T10:55:49.69 | 0.1 | undecidable | manual | P | 24 | 49.7169 | 50 | -0.44 | 92 |
IV.GROG.HHZ. | 2015-09-25T10:55:47.33 | 0.1 | positive | manual | P | 292 | 33.2445 | 50 | -0.26 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARCI.HHN. | ML:1.8 | 0.00005044999999999999 | 0.16 | AML | other | m | 2015-09-25T10:56:01.36 |
IV.ARCI.HHE. | ML:1.8 | 0.000052 | 0.98 | AML | other | m | 2015-09-25T10:56:03.24 |
IV.CASP.HHN. | ML:1.9 | 0.000126 | 1.02 | AML | other | m | 2015-09-25T10:56:06.68 |
IV.CASP.HHE. | ML:1.8 | 0.00009900000000000001 | 0.6 | AML | other | m | 2015-09-25T10:56:08.19 |
IV.CELB.HHN. | ML:2.1 | 0.0002375 | 1.54 | AML | other | m | 2015-09-25T10:55:53.35 |
IV.CELB.HHE. | ML:2.2 | 0.00029499999999999996 | 0.16 | AML | other | m | 2015-09-25T10:55:53.51 |
GU.EQUI.HHN. | ML:1.4 | 0.0000315 | 0.64 | AML | other | m | 2015-09-25T10:56:09.17 |
GU.EQUI.HHE. | ML:1.5 | 0.000034 | 1.12 | AML | other | m | 2015-09-25T10:56:19.14 |
GU.GRAM.HHE. | ML:1.8 | 0.00004495 | 1.5 | AML | other | m | 2015-09-25T10:56:11.36 |
GU.GRAM.HHN. | ML:1.9 | 0.00005500000000000001 | 1.26 | AML | other | m | 2015-09-25T10:56:06.10 |
IV.GROG.HHE. | ML:2.0 | 0.000448 | 0.4 | AML | other | m | 2015-09-25T10:55:47.81 |
IV.GROG.HHN. | ML:2.0 | 0.0004145 | 0.16 | AML | other | m | 2015-09-25T10:55:48.84 |
RD.PGF.BHN. | ML:1.8 | 0.0000352 | 1.48 | AML | other | m | 2015-09-25T10:56:09.47 |
RD.PGF.BHE. | ML:1.8 | 0.00003705 | 1.56 | AML | other | m | 2015-09-25T10:56:55.45 |
IV.PII.HHE. | ML:1.8 | 0.00016900000000000002 | 0.2 | AML | other | m | 2015-09-25T10:55:57.48 |
IV.PII.HHN. | ML:1.6 | 0.00009944999999999999 | 0.38 | AML | other | m | 2015-09-25T10:56:05.25 |
IV.PLMA.HHN. | ML:1.6 | 0.00004935000000000001 | 1.02 | AML | other | m | 2015-09-25T10:55:57.17 |
IV.PLMA.HHE. | ML:1.5 | 0.00004085 | 0.96 | AML | other | m | 2015-09-25T10:56:12.86 |
IV.SEI.HHE. | ML:1.7 | 0.0000393 | 0.28 | AML | other | m | 2015-09-25T10:56:05.38 |
IV.SEI.HHN. | ML:1.9 | 0.0000576 | 0.48 | AML | other | m | 2015-09-25T10:56:09.82 |
IV.TRIF.HHE. | ML:1.8 | 0.00013700000000000002 | 0.18 | AML | other | m | 2015-09-25T10:55:58.09 |
IV.TRIF.HHN. | ML:1.7 | 0.000121 | 0.16 | AML | other | m | 2015-09-25T10:55:58.87 |