A magnitude ML 2.0 earthquake occured in region: 1 km W Montieri (GR), on
and geographic coordinates (lat, lon) 43.1300, 11.0100 at 9 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 |
---|---|---|---|---|
Montieri | GR | 1 | 1204 | 1204 |
Chiusdino | SI | 7 | 1903 | 3107 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 5338 |
Monterotondo Marittimo | GR | 13 | 1371 | 6709 |
Massa Marittima | GR | 13 | 8375 | 15084 |
Monticiano | SI | 14 | 1571 | 16655 |
Radicondoli | SI | 15 | 914 | 17569 |
Roccastrada | GR | 18 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.0 | 2021-03-18 23:53:56 |
43.1303 | 11.0105 | 9 | 2021-04-16 08:47:46 |
Bollettino Sismico Italiano INGV | 88345591 |
Reviewed Rev100 |
ML 2.1 | 2021-03-18 23:53:55 |
43.1302 | 11.0127 | 10 | 2021-03-19 00:00:43 |
Sala Sismica INGV-Roma | 88263801 |
Field | Value |
---|---|
Time (UTC) | 2021-03-18 23:53:56 ± 0.13 |
Latitude | 43.1303 ± 0.0072 |
Longitude | 11.0105 ± 0.0099 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 88345591 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 785 |
Semi-minor axis of confidence ellipse (meter) | 689 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 151 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 780.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 50 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.47 |
Epicentral distance of station closest to the epicenter (degree) | 0.08004 |
Epicentral distance of station farthest from the epicenter (degree) | 1.03152 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 23 |
Type of magnitude | ML |
Reference to an origin | 88263801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-19 00:00:43 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 31 |
Type of magnitude | ML |
Reference to an origin | 88345591 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-04-16 08:46:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2021-03-18T23:54:22.21 | 0.6 | undecidable | manual | S | 27 | 88.1451 | 50 | -0.17 | 43 |
IV.CELB.HHZ. | 2021-03-18T23:54:19.62 | 0.6 | undecidable | manual | S | 237 | 77.6667 | 50 | 0.05 | 45 |
IV.PII.HHZ. | 2021-03-18T23:54:18.65 | 0.6 | undecidable | manual | S | 329 | 76.368 | 50 | -0.59 | 39 |
IV.PARC.HHZ. | 2021-03-18T23:54:16.07 | 0.3 | undecidable | manual | P | 59 | 114.4965 | 50 | 0.79 | 51 |
IV.MCIV.CHZ. | 2021-03-18T23:54:15.48 | 0.6 | undecidable | manual | S | 126 | 66.6777 | 50 | -1.16 | 31 |
IV.SSP9.EHZ. | 2021-03-18T23:54:14.47 | 0.3 | undecidable | manual | P | 61 | 102.9192 | 50 | 0.96 | 48 |
TV.SF04.EHZ. | 2021-03-18T23:54:14.34 | 0.3 | undecidable | manual | S | 122 | 62.0934 | 50 | -1.06 | 50 |
IV.RONT.HHZ. | 2021-03-18T23:54:14.66 | 0.3 | undecidable | manual | P | 19 | 101.6205 | 50 | 1.36 | 39 |
IV.MGAB.HHZ. | 2021-03-18T23:54:12.19 | 0.3 | undecidable | manual | P | 105 | 92.5407 | 50 | 0.28 | 62 |
IV.ARCI.HHZ. | 2021-03-18T23:54:11.00 | 0.6 | undecidable | manual | S | 129 | 48.7179 | 50 | -0.85 | 37 |
IV.RUFI.EHZ. | 2021-03-18T23:54:11.59 | 0.3 | undecidable | manual | P | 27 | 88.1451 | 50 | 0.36 | 62 |
IV.CELB.HHZ. | 2021-03-18T23:54:10.60 | 0.3 | undecidable | manual | P | 237 | 77.6667 | 50 | 0.99 | 50 |
IV.SACS.HHZ. | 2021-03-18T23:54:10.73 | 0.3 | undecidable | manual | P | 113 | 79.365 | 50 | 0.86 | 53 |
IV.PII.HHZ. | 2021-03-18T23:54:09.63 | 0.3 | undecidable | manual | P | 329 | 76.368 | 50 | 0.22 | 65 |
IV.CSNT.HHZ. | 2021-03-18T23:54:09.56 | 0.6 | undecidable | manual | S | 31 | 44.2224 | 50 | -1.08 | 34 |
IV.MCIV.CHZ. | 2021-03-18T23:54:08.27 | 0.1 | undecidable | manual | P | 126 | 66.6777 | 50 | 0.36 | 86 |
IV.CASP.HHZ. | 2021-03-18T23:54:08.76 | 0.6 | undecidable | manual | S | 197 | 39.4272 | 50 | -0.62 | 42 |
TV.SF04.EHZ. | 2021-03-18T23:54:07.53 | 0.1 | undecidable | manual | P | 122 | 62.0934 | 50 | 0.33 | 87 |
IV.MAGO.CHZ. | 2021-03-18T23:54:06.17 | 0.6 | undecidable | manual | S | 299 | 32.6451 | 50 | -1.38 | 30 |
IV.ARCI.HHZ. | 2021-03-18T23:54:05.30 | 0.1 | undecidable | manual | P | 129 | 48.7179 | 50 | 0.14 | 93 |
IV.CSNT.HHZ. | 2021-03-18T23:54:04.25 | 0.1 | positive | manual | P | 31 | 44.2224 | 50 | -0.21 | 92 |
IV.CASP.HHZ. | 2021-03-18T23:54:03.82 | 0.1 | undecidable | manual | P | 197 | 39.4272 | 50 | 0.1 | 95 |
IV.RIBO.EHZ. | 2021-03-18T23:54:03.44 | 0.3 | undecidable | manual | S | 172 | 20.3685 | 115 | -0.32 | 70 |
IV.MAGO.CHZ. | 2021-03-18T23:54:02.39 | 0.1 | negative | manual | P | 299 | 32.6451 | 50 | -0.28 | 93 |
IV.FROS.CHZ. | 2021-03-18T23:54:01.35 | 0.3 | undecidable | manual | S | 53 | 14.6742 | 122 | -0.7 | 63 |
IV.RIBO.EHZ. | 2021-03-18T23:54:00.61 | 0.1 | undecidable | manual | P | 172 | 20.3685 | 115 | 0.13 | 98 |
IV.TRIF.CHZ. | 2021-03-18T23:54:00.24 | 0.3 | undecidable | manual | S | 259 | 8.88 | 136 | -0.24 | 73 |
IV.FROS.CHZ. | 2021-03-18T23:53:59.39 | 0.1 | positive | manual | P | 53 | 14.6742 | 122 | -0.1 | 99 |
IV.TRIF.CHZ. | 2021-03-18T23:53:58.70 | 0.1 | negative | manual | P | 259 | 8.88 | 136 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHE. | ML:2.6 | 0.005728004 | 0.0896 | AML | other | m | 2021-03-18T23:54:00.47 |
IV.TRIF.CHN. | ML:2.8 | 0.0080000565 | 0.1152 | AML | other | m | 2021-03-18T23:54:00.36 |
IV.FROS.CHE. | ML:2.4 | 0.0025416015000000003 | 0.1408 | AML | other | m | 2021-03-18T23:54:01.44 |
IV.FROS.CHN. | ML:2.5 | 0.0030150000000000003 | 0.16 | AML | other | m | 2021-03-18T23:54:01.65 |
IV.MAGO.CHN. | ML:2.0 | 0.000507 | 0.16 | AML | other | m | 2021-03-18T23:54:06.37 |
IV.MAGO.CHE. | ML:1.9 | 0.00032450000000000003 | 0.62 | AML | other | m | 2021-03-18T23:54:07.68 |
IV.CASP.HHE. | ML:2.2 | 0.0005430000000000001 | 0.22 | AML | other | m | 2021-03-18T23:54:09.13 |
IV.CASP.HHN. | ML:2.0 | 0.0003659728 | 0.0768 | AML | other | m | 2021-03-18T23:54:09.02 |
IV.CSNT.HHN. | ML:2.1 | 0.0003645 | 0.18 | AML | other | m | 2021-03-18T23:54:09.78 |
IV.CSNT.HHE. | ML:1.9 | 0.0002505 | 1.84 | AML | other | m | 2021-03-18T23:54:09.02 |
IV.ARCI.HHE. | ML:2.0 | 0.00028646145 | 0.1024 | AML | other | m | 2021-03-18T23:54:11.80 |
IV.ARCI.HHN. | ML:1.9 | 0.00019765339999999997 | 0.1792 | AML | other | m | 2021-03-18T23:54:12.10 |
TV.SF04.EHN. | ML:2.4 | 0.00045739070000000003 | 0.1408 | AML | other | m | 2021-03-18T23:54:14.47 |
IV.MGAB.HHE. | ML:1.4 | 0.000025690030000000002 | 0.2432 | AML | other | m | 2021-03-18T23:54:14.57 |
IV.MCIV.CHE. | ML:1.8 | 0.0001074528 | 0.1536 | AML | other | m | 2021-03-18T23:54:15.65 |
IV.MCIV.CHN. | ML:1.8 | 0.0001095 | 0.16 | AML | other | m | 2021-03-18T23:54:16.52 |
TV.SF04.EHE. | ML:2.3 | 0.00042300000000000004 | 0.26 | AML | other | m | 2021-03-18T23:54:16.47 |
IV.CELB.HHN. | ML:2.2 | 0.00024384045 | 0.2944 | AML | other | m | 2021-03-18T23:54:21.90 |
IV.CELB.HHE. | ML:2.0 | 0.00016239175 | 0.064 | AML | other | m | 2021-03-18T23:54:20.80 |
IV.RUFI.EHN. | ML:1.7 | 0.00005435445 | 0.2176 | AML | other | m | 2021-03-18T23:54:22.98 |
IV.RUFI.EHE. | ML:1.8 | 0.0000772437 | 0.2176 | AML | other | m | 2021-03-18T23:54:22.98 |
IV.RONT.HHN. | ML:1.9 | 0.0000764 | 0.3 | AML | other | m | 2021-03-18T23:54:31.83 |
IV.RONT.HHE. | ML:2.0 | 0.00009848489 | 0.2816 | AML | other | m | 2021-03-18T23:54:33.88 |
IV.RIBO.EHE.01 | ML:2.4 | 0.001859955 | 0.1792 | AML | other | m | 2021-03-18T23:54:03.84 |
IV.ARCI.HNE. | ML:2.1 | 0.00032651005 | 0.1792 | AML | other | m | 2021-03-18T23:54:11.60 |
IV.ARCI.HNN. | ML:2.2 | 0.0003842027 | 0.1664 | AML | other | m | 2021-03-18T23:54:11.17 |
IV.PII.HHE. | ML:1.7 | 0.00008068258 | 0.2944 | AML | other | m | 2021-03-18T23:54:20.08 |
IV.PII.HHN. | ML:1.8 | 0.000087808305 | 0.32 | AML | other | m | 2021-03-18T23:54:20.24 |
IV.SACS.HHN. | ML:1.2 | 0.00002301325 | 0.6656 | AML | other | m | 2021-03-18T23:54:23.05 |
IV.MGAB.HHN. | ML:1.4 | 0.0000227747 | 0.2048 | AML | other | m | 2021-03-18T23:54:16.36 |
IV.PARC.HHN. | ML:1.4 | 0.000019571374000000003 | 0.3584 | AML | other | m | 2021-03-18T23:54:35.42 |