A magnitude ML 1.5 earthquake occured in region: 3 km SW Monteroni d'Arbia (SI), on
and geographic coordinates (lat, lon) 43.2150, 11.3990 at 11 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 | 3 | 9088 | 9088 |
Murlo | SI | 5 | 2389 | 11477 |
Buonconvento | SI | 11 | 3173 | 14650 |
Siena | SI | 13 | 53903 | 68553 |
Asciano | SI | 13 | 7118 | 75671 |
Sovicille | SI | 16 | 10116 | 85787 |
Castelnuovo Berardenga | SI | 17 | 9097 | 94884 |
San Giovanni d'Asso | SI | 17 | 853 | 95737 |
Rapolano Terme | SI | 19 | 5249 | 100986 |
Montalcino | SI | 19 | 5093 | 106079 |
Monticiano | SI | 20 | 1571 | 107650 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2020-03-16 13:56:31 |
43.2147 | 11.3993 | 11 | 2020-07-18 21:08:26 |
Bollettino Sismico Italiano INGV | 77354421 |
Reviewed Rev100 |
ML 1.5 | 2020-03-16 13:56:31 |
43.222 | 11.4078 | 11 | 2020-03-16 14:13:45 |
Sala Sismica INGV-Roma | 77307421 |
Field | Value |
---|---|
Time (UTC) | 2020-03-16 13:56:31 ± 0.15 |
Latitude | 43.2147 ± 0.0054 |
Longitude | 11.3993 ± 0.0086 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 77354421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 606 |
Semi-minor axis of confidence ellipse (meter) | 508 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 141 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 26 |
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) | 0.81299 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 77307421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-03-16 14:13:45 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 77354421 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-03-18 17:10:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RINC.HHN. | 2020-03-16T13:56:54.60 | 0.6 | undecidable | manual | S | 13 | 76.368 | 50 | 0.1 | 45 |
IV.ASQU.HHZ. | 2020-03-16T13:56:53.30 | 0.6 | undecidable | manual | S | 26 | 71.7726 | 50 | 0.03 | 46 |
IV.ATMC.EHE. | 2020-03-16T13:56:52.80 | 1.0 | undecidable | manual | S | 68 | 68.9754 | 50 | 0.26 | 22 |
IV.CASP.HHE. | 2020-03-16T13:56:51.80 | 1.0 | undecidable | manual | S | 223 | 63.9915 | 50 | 0.62 | 20 |
IV.CRE.HHE. | 2020-03-16T13:56:50.80 | 0.6 | undecidable | manual | S | 45 | 63.1923 | 50 | -0.18 | 45 |
IV.CRMI.HHZ. | 2020-03-16T13:56:48.51 | 3.0 | undecidable | manual | S | 0 | ||||
IV.ATPC.HHE. | 2020-03-16T13:56:47.30 | 0.3 | undecidable | manual | P | 71 | 90.243 | 50 | 0.35 | 62 |
IV.TRIF.CHN. | 2020-03-16T13:56:45.10 | 1.0 | undecidable | manual | S | 255 | 41.7249 | 50 | -0.14 | 24 |
IV.ATVO.HHN. | 2020-03-16T13:56:45.88 | 0.6 | undecidable | manual | P | 77 | 83.4498 | 50 | -0.01 | 45 |
IV.PARC.HHN. | 2020-03-16T13:56:45.96 | 0.6 | undecidable | manual | P | 54 | 82.9503 | 50 | 0.13 | 44 |
TV.SF13.HHN. | 2020-03-16T13:56:45.67 | 0.6 | undecidable | manual | S | 158 | 47.4192 | 50 | -1.11 | 33 |
IV.RINC.HHN. | 2020-03-16T13:56:45.24 | 0.6 | undecidable | manual | P | 13 | 76.368 | 50 | 0.43 | 42 |
IV.CRMI.HHZ. | 2020-03-16T13:56:44.74 | 3.0 | undecidable | manual | P | 0 | ||||
IV.ASQU.HHZ. | 2020-03-16T13:56:44.35 | 0.6 | undecidable | manual | P | 26 | 71.7726 | 50 | 0.25 | 44 |
IV.ATMC.EHE. | 2020-03-16T13:56:43.67 | 0.3 | undecidable | manual | P | 68 | 68.9754 | 50 | 0 | 69 |
IV.CELB.HHZ. | 2020-03-16T13:56:43.77 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CASP.HHE. | 2020-03-16T13:56:43.70 | 0.3 | undecidable | manual | P | 223 | 63.9915 | 50 | 0.81 | 56 |
IV.SACS.HHE. | 2020-03-16T13:56:42.21 | 0.6 | undecidable | manual | P | 134 | 57.8976 | 50 | 0.24 | 45 |
IV.CRE.HHE. | 2020-03-16T13:56:42.97 | 0.3 | undecidable | manual | P | 45 | 63.1923 | 50 | 0.19 | 67 |
IV.CSNT.HHZ. | 2020-03-16T13:56:41.70 | 0.3 | undecidable | manual | S | 343 | 29.9478 | 50 | -0.42 | 68 |
TV.SF13.HHN. | 2020-03-16T13:56:40.05 | 0.3 | undecidable | manual | P | 158 | 47.4192 | 50 | -0.3 | 68 |
IV.MCIV.CHN. | 2020-03-16T13:56:40.99 | 0.6 | undecidable | manual | P | 155 | 53.3022 | 50 | -0.27 | 45 |
TV.SF01.EHZ. | 2020-03-16T13:56:40.48 | 0.6 | undecidable | manual | P | 163 | 46.62 | 50 | 0.26 | 46 |
IV.TRIF.CHN. | 2020-03-16T13:56:39.74 | 0.1 | undecidable | manual | P | 255 | 41.7249 | 50 | 0.28 | 92 |
TV.SF04.EHZ. | 2020-03-16T13:56:39.94 | 3.0 | undecidable | manual | P | -0.38 | 0 | |||
IV.RIBO.EHN.01 | 2020-03-16T13:56:39.60 | 0.3 | undecidable | manual | P | 224 | 41.0256 | 50 | 0.23 | 69 |
IV.FROS.CHZ. | 2020-03-16T13:56:38.90 | 0.6 | undecidable | manual | S | 268 | 19.6692 | 118 | -0.43 | 46 |
IV.ARCI.HHZ. | 2020-03-16T13:56:38.95 | 0.1 | undecidable | manual | P | 171 | 40.7259 | 50 | -0.36 | 90 |
IV.CSNT.HHZ. | 2020-03-16T13:56:37.18 | 0.1 | undecidable | manual | P | 343 | 29.9478 | 50 | -0.48 | 90 |
IV.FROS.CHZ. | 2020-03-16T13:56:36.09 | 0.1 | undecidable | manual | P | 268 | 19.6692 | 118 | 0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHE. | ML:0.0 | 0.0003845 | 0.18 | AML | other | m | 2020-03-16T13:56:39.46 |
IV.FROS.CHN. | ML:0.0 | 0.0003815925999999999 | 0.1792 | AML | other | m | 2020-03-16T13:56:39.57 |
IV.ARCI.HHN. | ML:0.0 | 0.000084330235 | 0.2624 | AML | other | m | 2020-03-16T13:56:48.54 |
IV.ARCI.HHE. | ML:0.0 | 0.00005827881 | 0.2432 | AML | other | m | 2020-03-16T13:56:49.68 |
TV.SF04.EHN. | ML:1.4 | 0.000067422715 | 0.3968 | AML | other | m | 2020-03-16T13:56:50.09 |
TV.SF04.EHE. | ML:1.5 | 0.00008627826499999999 | 0.2816 | AML | other | m | 2020-03-16T13:56:50.09 |
TV.SF01.EHN. | ML:1.6 | 0.00010043801999999999 | 0.224 | AML | other | m | 2020-03-16T13:56:47.77 |
TV.SF01.EHE. | ML:1.4 | 0.000065643535 | 0.2624 | AML | other | m | 2020-03-16T13:56:50.71 |