A magnitude ML 1.8 earthquake occured in region: 2 km N Monteroni d'Arbia (SI), on
and geographic coordinates (lat, lon) 43.2500, 11.4250 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 |
---|---|---|---|---|
Monteroni d'Arbia | SI | 2 | 9088 | 9088 |
Murlo | SI | 9 | 2389 | 11477 |
Siena | SI | 11 | 53903 | 65380 |
Asciano | SI | 11 | 7118 | 72498 |
Castelnuovo Berardenga | SI | 13 | 9097 | 81595 |
Buonconvento | SI | 13 | 3173 | 84768 |
Rapolano Terme | SI | 15 | 5249 | 90017 |
Sovicille | SI | 16 | 10116 | 100133 |
San Giovanni d'Asso | SI | 17 | 853 | 100986 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2015-02-13 21:43:54 |
43.2495 | 11.4248 | 10 | 2015-10-19 09:27:21 |
Bollettino Sismico Italiano INGV | 17063681 |
Reviewed Rev100 |
ML 1.8 | 2015-02-13 21:43:54 |
43.2532 | 11.4423 | 9 | 2015-02-13 21:49:49 |
Sala Sismica INGV-Roma | 17017871 |
Field | Value |
---|---|
Time (UTC) | 2015-02-13 21:43:54 ± 0.12 |
Latitude | 43.2495 ± 0.0036 |
Longitude | 11.4248 ± 0.0062 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 17063681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 405 |
Semi-minor axis of confidence ellipse (meter) | 283 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 360 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 47 |
Number of associated phases, regardless of their use for origin computation | 39 |
Number of defining phases | 39 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.19965 |
Epicentral distance of station farthest from the epicenter (degree) | 1.00994 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 26 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 17017871 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-02-13 21:49:49 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 17063681 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-07-29 09:07:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BDI.HHE. | 2015-02-13T21:44:28.08 | 0.6 | undecidable | manual | S | 324 | 112.0989 | 50 | 0.52 | 38 |
IV.PARC.HHZ. | 2015-02-13T21:44:18.40 | 0.3 | undecidable | manual | S | 56 | 79.0653 | 50 | -0.34 | 63 |
IV.CASP.HHZ. | 2015-02-13T21:44:16.30 | 0.3 | undecidable | manual | S | 222 | 68.1762 | 50 | 0.47 | 63 |
IV.CRMI.HHZ. | 2015-02-13T21:44:16.02 | 0.3 | undecidable | manual | S | 330 | 70.374 | 50 | -0.39 | 64 |
IV.BADI.EHZ. | 2015-02-13T21:44:16.46 | 0.3 | undecidable | manual | S | 66 | 72.0723 | 50 | -0.41 | 63 |
IV.RUFI.EHZ. | 2015-02-13T21:44:15.10 | 0.3 | undecidable | manual | S | 6 | 65.6898 | 50 | -0.05 | 69 |
IV.MGAB.HHZ. | 2015-02-13T21:44:15.78 | 0.3 | undecidable | manual | S | 124 | 67.0773 | 50 | 0.25 | 66 |
IV.SACS.HHZ. | 2015-02-13T21:44:14.06 | 0.6 | undecidable | manual | S | 138 | 59.2962 | 50 | 0.6 | 41 |
IV.BDI.HHE. | 2015-02-13T21:44:14.33 | 0.6 | undecidable | manual | P | 324 | 112.0989 | 50 | 0.55 | 38 |
IV.CRE.HHZ. | 2015-02-13T21:44:13.04 | 0.6 | undecidable | manual | S | 46 | 58.9965 | 50 | -0.34 | 44 |
GU.MAIM.HHZ. | 2015-02-13T21:44:13.09 | 0.6 | undecidable | manual | P | 315 | 105.2169 | 50 | 0.38 | 40 |
IV.MTCR.EHZ. | 2015-02-13T21:44:11.14 | 0.6 | undecidable | manual | P | 339 | 92.7405 | 50 | 0.34 | 41 |
IV.LMD.HHZ. | 2015-02-13T21:44:11.41 | 0.6 | undecidable | manual | P | 14 | 94.6386 | 50 | 0.32 | 41 |
IV.PII.HHZ. | 2015-02-13T21:44:10.59 | 0.1 | undecidable | manual | P | 306 | 89.4438 | 50 | 0.31 | 83 |
IV.ARCI.HHZ. | 2015-02-13T21:44:09.05 | 0.3 | undecidable | manual | S | 175 | 44.3223 | 50 | -0.41 | 67 |
IV.SFI.EHZ. | 2015-02-13T21:44:09.22 | 0.1 | negative | manual | P | 25 | 80.2641 | 50 | 0.35 | 84 |
IV.ATPI.EHZ. | 2015-02-13T21:44:09.47 | 0.1 | undecidable | manual | P | 74 | 81.9513 | 50 | 0.34 | 84 |
IV.ATVO.HHZ. | 2015-02-13T21:44:09.00 | 0.1 | positive | manual | P | 79 | 80.5638 | 50 | 0.07 | 89 |
IV.PARC.HHZ. | 2015-02-13T21:44:08.84 | 0.1 | undecidable | manual | P | 56 | 79.0653 | 50 | 0.15 | 88 |
IV.ATTE.HHZ. | 2015-02-13T21:44:08.08 | 0.3 | undecidable | manual | P | 94 | 75.2691 | 50 | -0.03 | 68 |
IV.BADI.EHZ. | 2015-02-13T21:44:07.96 | 0.3 | undecidable | manual | P | 66 | 72.0723 | 50 | 0.34 | 64 |
IV.CASP.HHZ. | 2015-02-13T21:44:07.41 | 0.3 | undecidable | manual | P | 222 | 68.1762 | 50 | 0.39 | 64 |
IV.CRMI.HHZ. | 2015-02-13T21:44:07.74 | 0.3 | undecidable | manual | P | 330 | 70.374 | 50 | 0.39 | 64 |
IV.SSP9.EHZ. | 2015-02-13T21:44:07.20 | 0.1 | undecidable | manual | P | 57 | 67.377 | 50 | 0.32 | 87 |
IV.MGAB.HHZ. | 2015-02-13T21:44:06.41 | 0.3 | undecidable | manual | P | 124 | 67.0773 | 50 | -0.44 | 64 |
IV.OSSC.HHZ. | 2015-02-13T21:44:06.22 | 0.3 | undecidable | manual | S | 335 | 33.6441 | 50 | -0.39 | 68 |
IV.RUFI.EHZ. | 2015-02-13T21:44:06.79 | 0.1 | positive | manual | P | 6 | 65.6898 | 50 | 0.17 | 90 |
IV.ASQU.HHZ. | 2015-02-13T21:44:06.96 | 0.3 | undecidable | manual | P | 26 | 67.377 | 50 | 0.07 | 69 |
IV.SACS.HHZ. | 2015-02-13T21:44:05.63 | 0.1 | positive | manual | P | 138 | 59.2962 | 50 | -0.01 | 94 |
IV.CRE.HHZ. | 2015-02-13T21:44:05.69 | 0.1 | undecidable | manual | P | 46 | 58.9965 | 50 | 0.09 | 92 |
IV.CSNT.HHZ. | 2015-02-13T21:44:04.28 | 0.6 | undecidable | manual | S | 336 | 27.0507 | 50 | -0.58 | 44 |
IV.MCIV.HHZ. | 2015-02-13T21:44:04.75 | 0.1 | undecidable | manual | P | 159 | 56.0994 | 50 | -0.4 | 87 |
IV.TRIF.HHZ. | 2015-02-13T21:44:03.50 | 0.1 | negative | manual | P | 251 | 44.8218 | 50 | 0.09 | 95 |
IV.CAFI.HHZ. | 2015-02-13T21:44:03.06 | 0.1 | negative | manual | P | 78 | 44.622 | 50 | -0.32 | 91 |
IV.FROS.HHZ. | 2015-02-13T21:44:03.00 | 0.3 | undecidable | manual | S | 259 | 22.1556 | 115 | -0.43 | 69 |
IV.ARCI.HHZ. | 2015-02-13T21:44:02.91 | 0.1 | positive | manual | P | 175 | 44.3223 | 50 | -0.43 | 89 |
IV.OSSC.HHZ. | 2015-02-13T21:44:01.42 | 0.1 | negative | manual | P | 335 | 33.6441 | 50 | -0.27 | 93 |
IV.CSNT.HHZ. | 2015-02-13T21:44:00.24 | 0.1 | undecidable | manual | P | 336 | 27.0507 | 50 | -0.44 | 91 |
IV.FROS.HHZ. | 2015-02-13T21:43:59.88 | 0.1 | undecidable | manual | P | 259 | 22.1556 | 115 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARCI.HHE. | ML:2.0 | 0.000317 | 0.9 | AML | other | m | 2015-02-13T21:44:10.15 |
IV.ARCI.HHN. | ML:2.1 | 0.00038700000000000003 | 0.48 | AML | other | m | 2015-02-13T21:44:10.20 |
IV.ATPI.EHE. | ML:1.6 | 0.00005595 | 0.44 | AML | other | m | 2015-02-13T21:44:22.97 |
IV.ATPI.EHN. | ML:1.9 | 0.0001038 | 0.8 | AML | other | m | 2015-02-13T21:44:23.16 |
IV.ATTE.HHE. | ML:1.7 | 0.00007364999999999999 | 1.02 | AML | other | m | 2015-02-13T21:44:59.27 |
IV.ATTE.HHN. | ML:1.7 | 0.0000718 | 1.36 | AML | other | m | 2015-02-13T21:44:59.32 |
IV.ATVO.HHN. | ML:1.6 | 0.000060200000000000006 | 0.32 | AML | other | m | 2015-02-13T21:44:22.75 |
IV.ATVO.HHE. | ML:1.7 | 0.0000648 | 0.66 | AML | other | m | 2015-02-13T21:44:22.33 |
IV.CAFI.HHE. | ML:1.9 | 0.00022 | 0.3 | AML | other | m | 2015-02-13T21:44:08.24 |
IV.CAFI.HHN. | ML:1.9 | 0.00025550000000000003 | 0.44 | AML | other | m | 2015-02-13T21:44:08.24 |
IV.CASP.HHN. | ML:1.6 | 0.00006475 | 1.28 | AML | other | m | 2015-02-13T21:44:09.15 |
IV.CASP.HHE. | ML:1.6 | 0.00006545 | 1.24 | AML | other | m | 2015-02-13T21:44:19.25 |
IV.CRE.HHE. | ML:1.7 | 0.00011599999999999999 | 0.52 | AML | other | m | 2015-02-13T21:44:16.08 |
IV.CRE.HHN. | ML:1.8 | 0.000152 | 0.58 | AML | other | m | 2015-02-13T21:44:13.32 |
IV.CRMI.HHE. | ML:1.2 | 0.000026799999999999998 | 1.58 | AML | other | m | 2015-02-13T21:44:19.93 |
IV.CRMI.HHN. | ML:1.1 | 0.0000187 | 0.44 | AML | other | m | 2015-02-13T21:44:17.41 |
IV.CSNT.HHN. | ML:2.4 | 0.0015300000000000001 | 0.1 | AML | other | m | 2015-02-13T21:44:04.61 |
IV.CSNT.HHE. | ML:2.4 | 0.001295 | 0.16 | AML | other | m | 2015-02-13T21:44:04.77 |
IV.FROS.HHN. | ML:2.1 | 0.0009425 | 0.38 | AML | other | m | 2015-02-13T21:44:03.06 |
IV.FROS.HHE. | ML:2.2 | 0.000991 | 0.36 | AML | other | m | 2015-02-13T21:44:03.66 |
IV.LMD.HHE. | ML:1.7 | 0.00005245 | 0.26 | AML | other | m | 2015-02-13T21:44:12.94 |
IV.LMD.HHN. | ML:1.6 | 0.0000444 | 1.58 | AML | other | m | 2015-02-13T21:44:18.15 |
IV.MCIV.HHN. | ML:1.4 | 0.00005425 | 0.28 | AML | other | m | 2015-02-13T21:44:16.66 |
IV.MCIV.HHE. | ML:1.5 | 0.0000669 | 1.34 | AML | other | m | 2015-02-13T21:44:17.13 |
IV.MGAB.HHN. | ML:1.9 | 0.00015 | 0.34 | AML | other | m | 2015-02-13T21:44:19.06 |
IV.MGAB.HHE. | ML:1.8 | 0.00010315 | 0.7 | AML | other | m | 2015-02-13T21:44:21.46 |
IV.MURB.HHE. | ML:2.8 | 0.000712 | 0.2 | AML | other | m | 2015-02-13T21:44:59.28 |
IV.MURB.HHN. | ML:2.8 | 0.0007164999999999999 | 1.1 | AML | other | m | 2015-02-13T21:44:58.99 |
IV.OSSC.HHN. | ML:2.1 | 0.000481 | 0.42 | AML | other | m | 2015-02-13T21:44:06.75 |
IV.OSSC.HHE. | ML:2.0 | 0.0004675 | 1.48 | AML | other | m | 2015-02-13T21:44:07.29 |
IV.PARC.HHE. | ML:1.7 | 0.00006405 | 0.56 | AML | other | m | 2015-02-13T21:44:21.49 |
IV.PARC.HHN. | ML:1.8 | 0.00008309999999999999 | 0.3 | AML | other | m | 2015-02-13T21:44:23.06 |
IV.PII.HHE. | ML:1.7 | 0.00006220000000000001 | 0.36 | AML | other | m | 2015-02-13T21:44:25.36 |
IV.PII.HHN. | ML:1.8 | 0.00007045 | 1.56 | AML | other | m | 2015-02-13T21:44:25.96 |
IV.RUFI.EHN. | ML:1.6 | 0.00006850000000000001 | 1.58 | AML | other | m | 2015-02-13T21:44:19.91 |
IV.RUFI.EHE. | ML:1.6 | 0.00006499999999999994 | 0.42 | AML | other | m | 2015-02-13T21:44:17.68 |
IV.SACS.HHE. | ML:1.7 | 0.00010105 | 0.4 | AML | other | m | 2015-02-13T21:44:17.56 |
IV.SACS.HHN. | ML:1.8 | 0.000125 | 0.4 | AML | other | m | 2015-02-13T21:44:16.52 |
IV.TRIF.HHE. | ML:2.0 | 0.00032999999999999994 | 0.2 | AML | other | m | 2015-02-13T21:44:11.18 |
IV.TRIF.HHN. | ML:2.0 | 0.00028000000000000003 | 0.58 | AML | other | m | 2015-02-13T21:44:09.04 |