A magnitude ML 1.0 earthquake occured in region: 6 km S Montieri (GR), on
and geographic coordinates (lat, lon) 43.0790, 11.0240 at 11 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 | 6 | 1204 | 1204 |
Chiusdino | SI | 10 | 1903 | 3107 |
Massa Marittima | GR | 11 | 8375 | 11482 |
Roccastrada | GR | 14 | 9199 | 20681 |
Monticiano | SI | 14 | 1571 | 22252 |
Monterotondo Marittimo | GR | 16 | 1371 | 23623 |
Castelnuovo di Val di Cecina | PI | 17 | 2231 | 25854 |
Gavorrano | GR | 20 | 8580 | 34434 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-09-19 06:24:12 |
43.0792 | 11.0238 | 11 | 2021-09-19 06:29:09 |
Sala Sismica INGV-Roma | 95622561 |
Field | Value |
---|---|
Time (UTC) | 2021-09-19 06:24:12 ± 0.11 |
Latitude | 43.0792 ± 0.0063 |
Longitude | 11.0238 ± 0.0099 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95622561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 834 |
Semi-minor axis of confidence ellipse (meter) | 606 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 271 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 830.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.09533 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43887 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 95622561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-19 06:29:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2021-09-19T06:24:28.43 | 0.3 | undecidable | manual | S | 26 | 48.7179 | 50 | -0.11 | 72 |
IV.ARCI.HHZ. | 2021-09-19T06:24:26.91 | 0.3 | undecidable | manual | S | 124 | 44.5221 | 50 | -0.51 | 66 |
IV.MAGO.CHZ. | 2021-09-19T06:24:24.80 | 0.3 | undecidable | manual | S | 306 | 36.6411 | 50 | -0.51 | 67 |
IV.CASP.HHZ. | 2021-09-19T06:24:24.33 | 0.3 | undecidable | manual | S | 202 | 34.4433 | 50 | -0.42 | 69 |
IV.CSNT.HHZ. | 2021-09-19T06:24:22.42 | 0.3 | undecidable | manual | P | 26 | 48.7179 | 50 | 0.45 | 67 |
IV.ARCI.HHZ. | 2021-09-19T06:24:21.62 | 0.1 | undecidable | manual | P | 124 | 44.5221 | 50 | 0.3 | 93 |
IV.MAGO.CHZ. | 2021-09-19T06:24:20.67 | 0.3 | undecidable | manual | P | 306 | 36.6411 | 50 | 0.57 | 66 |
IV.CASP.HHZ. | 2021-09-19T06:24:20.02 | 0.1 | undecidable | manual | P | 202 | 34.4433 | 50 | 0.25 | 96 |
IV.RIBO.EHZ.01 | 2021-09-19T06:24:19.02 | 0.3 | undecidable | manual | S | 173 | 14.5743 | 126 | -0.21 | 75 |
IV.FROS.CHZ. | 2021-09-19T06:24:19.74 | 0.3 | undecidable | manual | S | 36 | 17.9709 | 120 | -0.49 | 70 |
IV.FROS.CHZ. | 2021-09-19T06:24:17.33 | 0.1 | undecidable | manual | P | 36 | 17.9709 | 120 | 0.16 | 100 |
IV.TRIF.CHZ. | 2021-09-19T06:24:17.81 | 0.3 | undecidable | manual | S | 292 | 10.5783 | 135 | -0.37 | 73 |
IV.TRIF.CHZ. | 2021-09-19T06:24:16.21 | 0.1 | undecidable | manual | P | 292 | 10.5783 | 135 | 0.23 | 100 |
IV.RIBO.EHZ.01 | 2021-09-19T06:24:16.82 | 0.1 | undecidable | manual | P | 173 | 14.5743 | 126 | 0.23 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.2 | 0.00020950000000000002 | 0.1 | AML | other | m | 2021-09-19T06:24:17.88 |
IV.TRIF.CHE. | ML:1.2 | 0.00018339313 | 0.0736 | AML | other | m | 2021-09-19T06:24:17.88 |
IV.FROS.CHN. | ML:0.8 | 0.000043348170000000004 | 0.1856 | AML | other | m | 2021-09-19T06:24:18.16 |
IV.FROS.CHE. | ML:0.8 | 0.00005225 | 0.74 | AML | other | m | 2021-09-19T06:24:20.62 |
IV.CASP.HHE. | ML:1.0 | 0.0000393463 | 0.24 | AML | other | m | 2021-09-19T06:24:24.64 |
IV.CASP.HHN. | ML:0.9 | 0.0000373 | 0.26 | AML | other | m | 2021-09-19T06:24:24.61 |
IV.RIBO.EHE.01 | ML:0.8 | 0.00005598288 | 0.1984 | AML | other | m | 2021-09-19T06:24:19.14 |
IV.CASP.HNE. | ML:1.6 | 0.0001470057 | 1.1104 | AML | other | m | 2021-09-19T06:24:26.17 |
IV.CASP.HNN. | ML:1.6 | 0.0001689599 | 0.8896 | AML | other | m | 2021-09-19T06:24:35.25 |
IV.ARCI.HHN. | ML:0.7 | 0.00001657931 | 0.1184 | AML | other | m | 2021-09-19T06:24:26.99 |
IV.ARCI.HNE. | ML:1.2 | 0.000047246015 | 0.9312 | AML | other | m | 2021-09-19T06:24:38.63 |
IV.ARCI.HNN. | ML:1.0 | 0.00003222138 | 0.5312 | AML | other | m | 2021-09-19T06:24:23.61 |
IV.ARCI.HHE. | ML:0.7 | 0.0000168496 | 1.3216 | AML | other | m | 2021-09-19T06:24:32.18 |