A magnitude ML 1.3 earthquake occured in region: 6 km W Castiglione d'Orcia (SI), on
and geographic coordinates (lat, lon) 43.0020, 11.5470 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 |
---|---|---|---|---|
Castiglione d'Orcia | SI | 6 | 2346 | 2346 |
Montalcino | SI | 8 | 5093 | 7439 |
San Quirico d'Orcia | SI | 8 | 2662 | 10101 |
Seggiano | GR | 8 | 961 | 11062 |
Castel del Piano | GR | 12 | 4690 | 15752 |
Pienza | SI | 14 | 2107 | 17859 |
Arcidosso | GR | 15 | 4285 | 22144 |
Buonconvento | SI | 16 | 3173 | 25317 |
Abbadia San Salvatore | SI | 17 | 6444 | 31761 |
San Giovanni d'Asso | SI | 17 | 853 | 32614 |
Cinigiano | GR | 17 | 2618 | 35232 |
Santa Fiora | GR | 19 | 2622 | 37854 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2018-03-30 16:21:03 |
43.0025 | 11.5468 | 11 | 2019-04-24 14:49:50 |
Bollettino Sismico Italiano INGV | 66677131 |
Reviewed Rev100 |
ML 1.3 | 2018-03-30 16:21:03 |
43.0038 | 11.5767 | 17 | 2018-03-30 16:27:31 |
Sala Sismica INGV-Roma | 54967471 |
Field | Value |
---|---|
Time (UTC) | 2018-03-30 16:21:03 ± 0.2 |
Latitude | 43.0025 ± 0.0108 |
Longitude | 11.5468 ± 0.0234 |
Depth (km) | 11 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 66677131 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1452 |
Semi-minor axis of confidence ellipse (meter) | 1367 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 240 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.15918 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50632 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 66677131 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-03-19 08:13:44 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 54967471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-03-30 16:27:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MGAB.HHZ. | 2018-03-30T16:21:13.41 | 0.6 | undecidable | manual | P | 102 | 46.9197 | 50 | 0.88 | 38 |
IV.CSNT.HHN. | 2018-03-30T16:21:12.71 | 0.3 | undecidable | manual | P | 338 | 56.1993 | 50 | -1.24 | 45 |
TV.SF03.EHE. | 2018-03-30T16:21:12.40 | 0.6 | undecidable | manual | S | 153 | 24.8529 | 50 | -0.61 | 44 |
TV.SF14.HHN. | 2018-03-30T16:21:12.93 | 0.6 | undecidable | manual | S | 169 | 27.9498 | 50 | -0.92 | 40 |
IV.MCIV.HHZ. | 2018-03-30T16:21:12.90 | 0.6 | undecidable | manual | S | 157 | 26.9508 | 50 | -0.68 | 43 |
TV.SF04.EHZ. | 2018-03-30T16:21:11.35 | 0.6 | undecidable | manual | S | 153 | 20.6682 | 117 | -0.52 | 45 |
IV.SACS.HHE. | 2018-03-30T16:21:11.53 | 0.3 | undecidable | manual | P | 120 | 34.0437 | 50 | 1 | 54 |
IV.ARCI.HHZ. | 2018-03-30T16:21:11.50 | 0.3 | undecidable | manual | S | 199 | 17.6712 | 121 | 0.53 | 66 |
IV.FROS.HHZ. | 2018-03-30T16:21:11.27 | 0.3 | undecidable | manual | P | 306 | 39.1275 | 50 | -0.05 | 72 |
TV.SF13.HHZ. | 2018-03-30T16:21:11.60 | 0.6 | undecidable | manual | S | 164 | 21.2676 | 50 | -0.45 | 47 |
TV.SF01.EHZ. | 2018-03-30T16:21:11.70 | 0.6 | undecidable | manual | S | 176 | 21.1677 | 50 | -0.33 | 48 |
TV.SF11.HHN. | 2018-03-30T16:21:10.50 | 0.6 | undecidable | manual | S | 144 | 18.2706 | 120 | -0.66 | 41 |
IV.MCIV.HHZ. | 2018-03-30T16:21:09.36 | 0.1 | undecidable | manual | P | 157 | 26.9508 | 50 | -0.09 | 98 |
TV.SF14.HHN. | 2018-03-30T16:21:09.21 | 0.3 | undecidable | manual | P | 169 | 27.9498 | 50 | -0.39 | 69 |
TV.SF01.EHZ. | 2018-03-30T16:21:08.60 | 0.3 | undecidable | manual | P | 176 | 21.1677 | 50 | 0.05 | 73 |
TV.SF11.HHN. | 2018-03-30T16:21:08.06 | 0.1 | undecidable | manual | P | 144 | 18.2706 | 120 | 0 | 99 |
TV.SF04.EHZ. | 2018-03-30T16:21:08.54 | 0.3 | undecidable | manual | P | 153 | 20.6682 | 117 | 0.07 | 74 |
IV.ARCI.HHZ. | 2018-03-30T16:21:08.08 | 0.1 | undecidable | manual | P | 199 | 17.6712 | 121 | 0.13 | 98 |
TV.SF03.EHE. | 2018-03-30T16:21:08.99 | 0.1 | undecidable | manual | P | 153 | 24.8529 | 50 | -0.13 | 97 |
TV.SF13.HHZ. | 2018-03-30T16:21:08.53 | 0.1 | undecidable | manual | P | 164 | 21.2676 | 50 | -0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
TV.SF04.EHE. | ML:1.7 | 0.00032804290000000005 | 0.2816 | AML | other | m | 2018-03-30T16:21:12.70 |
TV.SF04.EHN. | ML:1.7 | 0.00032954645 | 0.192 | AML | other | m | 2018-03-30T16:21:12.86 |
TV.SF01.EHE. | ML:1.2 | 0.000118238425 | 1.7952 | AML | other | m | 2018-03-30T16:21:12.91 |
TV.SF01.EHN. | ML:1.4 | 0.00016390625000000002 | 0.2176 | AML | other | m | 2018-03-30T16:21:12.89 |
IV.ARCI.HHN. | ML:1.1 | 0.00009694366500000001 | 0.2176 | AML | other | m | 2018-03-30T16:21:13.03 |
IV.MCIV.HHN. | ML:1.0 | 0.000047723064999999995 | 0.2176 | AML | other | m | 2018-03-30T16:21:14.25 |
IV.ARCI.HHE. | ML:0.8 | 0.00005159867 | 0.3968 | AML | other | m | 2018-03-30T16:21:14.62 |
IV.MCIV.HHE. | ML:1.0 | 0.000049102290000000005 | 0.256 | AML | other | m | 2018-03-30T16:21:15.28 |
IV.MAGO.HHN. | ML:1.5 | 0.000049141045 | 0.5376 | AML | other | m | 2018-03-30T16:21:28.54 |
IV.MAGO.HHE. | ML:1.5 | 0.000043842685 | 0.7168 | AML | other | m | 2018-03-30T16:21:40.40 |