A magnitude ML 1.1 earthquake occured in region: 7 km S Montieri (GR), on
and geographic coordinates (lat, lon) 43.0720, 11.0030 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 | 7 | 1204 | 1204 |
Massa Marittima | GR | 10 | 8375 | 9579 |
Chiusdino | SI | 12 | 1903 | 11482 |
Monterotondo Marittimo | GR | 15 | 1371 | 12853 |
Roccastrada | GR | 15 | 9199 | 22052 |
Monticiano | SI | 16 | 1571 | 23623 |
Castelnuovo di Val di Cecina | PI | 17 | 2231 | 25854 |
Gavorrano | GR | 18 | 8580 | 34434 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-09-19 05:35:55 |
43.0715 | 11.0028 | 11 | 2021-09-19 06:09:32 |
Sala Sismica INGV-Roma | 95621021 |
Field | Value |
---|---|
Time (UTC) | 2021-09-19 05:35:55 ± 0.1 |
Latitude | 43.0715 ± 0.0054 |
Longitude | 11.0028 ± 0.0098 |
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 | 95621021 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 825 |
Semi-minor axis of confidence ellipse (meter) | 514 |
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) | 820.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 101 |
Number of associated phases, regardless of their use for origin computation | 39 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.57377 |
Number of stations at which the event was observed | 30 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 95621021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-19 06:09:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TDS.HHZ. | 2021-09-19T05:37:41.91 | 3.0 | undecidable | manual | Sn | 4.39 | 0 | |||
HL.VLS.HHZ. | 2021-09-19T05:37:36.26 | 3.0 | positive | manual | Pn | 0.84 | 0 | |||
AC.KBN.HHZ. | 2021-09-19T05:37:26.41 | 3.0 | undecidable | manual | Pn | 5.27 | 0 | |||
IV.HVIT.HHZ. | 2021-09-19T05:37:24.78 | 3.0 | undecidable | manual | Pg | 16.42 | 0 | |||
IV.ACATE.EHZ. | 2021-09-19T05:37:11.23 | 3.0 | undecidable | manual | Pn | 3.35 | 0 | |||
IV.HAGA.HHZ. | 2021-09-19T05:37:10.58 | 3.0 | undecidable | manual | Pn | 3.51 | 0 | |||
IV.PLLN.EHZ. | 2021-09-19T05:37:06.24 | 3.0 | negative | manual | Pg | 12.18 | 0 | |||
IV.JOPP.HHZ. | 2021-09-19T05:37:05.95 | 3.0 | undecidable | manual | Pg | 10.88 | 0 | |||
IV.EFIU.HHZ. | 2021-09-19T05:37:04.05 | 3.0 | positive | manual | Pn | 3.01 | 0 | |||
IV.GALF.HHZ. | 2021-09-19T05:36:59.75 | 3.0 | positive | manual | Pn | 0.5 | 0 | |||
IV.TREG.EHZ. | 2021-09-19T05:36:35.50 | 3.0 | negative | manual | Pg | 8.03 | 0 | |||
IV.MRB1.HHZ. | 2021-09-19T05:36:32.89 | 3.0 | positive | manual | Pg | 9.44 | 0 | |||
IX.SNR3.EHZ.02 | 2021-09-19T05:36:29.72 | 3.0 | undecidable | manual | Pn | 1.22 | 0 | |||
IV.RSM2.HHZ. | 2021-09-19T05:36:23.15 | 3.0 | undecidable | manual | Sn | -0.39 | 0 | |||
IV.PTRJ.HHZ. | 2021-09-19T05:36:19.54 | 3.0 | undecidable | manual | Pn | 1.66 | 0 | |||
IV.LAV9.HNZ. | 2021-09-19T05:36:17.32 | 3.0 | undecidable | manual | S | 0.08 | 0 | |||
IV.MCIV.CHN. | 2021-09-19T05:36:15.74 | 1.0 | undecidable | manual | S | 120 | 63.6918 | 50 | 0.43 | 22 |
TV.SF14.HHZ. | 2021-09-19T05:36:14.27 | 1.0 | undecidable | manual | S | 125 | 60.8946 | 50 | -0.29 | 23 |
IV.OSSC.HHE. | 2021-09-19T05:36:12.56 | 0.1 | undecidable | manual | S | 21 | 53.8017 | 50 | -0.13 | 95 |
IV.CSNT.HHZ. | 2021-09-19T05:36:11.39 | 0.6 | undecidable | manual | S | 27 | 50.2164 | 50 | -0.34 | 46 |
IV.ARCI.HHZ. | 2021-09-19T05:36:09.54 | 0.1 | undecidable | manual | S | 122 | 45.4212 | 50 | -0.91 | 75 |
IV.MAGO.CHE. | 2021-09-19T05:36:07.51 | 0.1 | undecidable | manual | S | 309 | 35.742 | 50 | -0.36 | 93 |
IV.MCIV.CHN. | 2021-09-19T05:36:07.46 | 0.1 | undecidable | manual | P | 120 | 63.6918 | 50 | 0.38 | 88 |
IV.CASP.HHZ. | 2021-09-19T05:36:07.03 | 0.1 | undecidable | manual | S | 200 | 33.0447 | 50 | -0.12 | 98 |
TV.SF14.HHZ. | 2021-09-19T05:36:06.99 | 0.1 | undecidable | manual | P | 125 | 60.8946 | 50 | 0.34 | 89 |
IV.POFI.HHZ. | 2021-09-19T05:36:06.00 | 3.0 | undecidable | manual | Pn | -2.4 | 0 | |||
IV.OSSC.HHE. | 2021-09-19T05:36:06.06 | 0.6 | undecidable | manual | P | 21 | 53.8017 | 50 | 0.49 | 44 |
TV.SF04.EHE. | 2021-09-19T05:36:06.72 | 0.1 | undecidable | manual | P | 116 | 59.496 | 50 | 0.29 | 91 |
IV.ARCI.HHZ. | 2021-09-19T05:36:04.34 | 0.1 | undecidable | manual | P | 122 | 45.4212 | 50 | 0.07 | 97 |
IV.MMUR.HNZ. | 2021-09-19T05:36:04.17 | 3.0 | undecidable | manual | Pg | 1.9 | 0 | |||
IV.CSNT.HHZ. | 2021-09-19T05:36:04.90 | 0.6 | undecidable | manual | P | 27 | 50.2164 | 50 | -0.11 | 48 |
IV.MAGO.CHE. | 2021-09-19T05:36:03.13 | 0.1 | undecidable | manual | P | 309 | 35.742 | 50 | 0.35 | 93 |
IV.CASP.HHZ. | 2021-09-19T05:36:02.82 | 0.6 | undecidable | manual | P | 200 | 33.0447 | 50 | 0.45 | 46 |
IV.RIBO.EHZ.01 | 2021-09-19T05:36:01.70 | 0.1 | undecidable | manual | S | 165 | 14.0748 | 128 | -0.31 | 98 |
IV.FROS.CHZ. | 2021-09-19T05:36:00.13 | 3.0 | negative | manual | Pn | 0.65 | 0 | |||
IV.TRIF.CHZ. | 2021-09-19T05:36:00.55 | 0.1 | undecidable | manual | S | 301 | 9.3795 | 139 | -0.3 | 99 |
IV.RIBO.EHZ.01 | 2021-09-19T05:35:59.52 | 0.3 | undecidable | manual | P | 165 | 14.0748 | 128 | 0.12 | 76 |
IV.TRIF.CHZ. | 2021-09-19T05:35:58.97 | 0.1 | negative | manual | P | 301 | 9.3795 | 139 | 0.24 | 100 |
IV.ARRO.EHZ. | 2021-09-19T05:35:53.91 | 3.0 | negative | manual | P | -1.98 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.5 | 0.00041200000000000004 | 0.08 | AML | other | m | 2021-09-19T05:36:00.61 |
IV.TRIF.CHE. | ML:1.5 | 0.00039302885 | 0.096 | AML | other | m | 2021-09-19T05:36:01.12 |
IV.CASP.HHE. | ML:1.1 | 0.0000567 | 0.34 | AML | other | m | 2021-09-19T05:36:07.19 |
IV.CASP.HHN. | ML:1.0 | 0.0000462 | 0.3 | AML | other | m | 2021-09-19T05:36:07.19 |
IV.ARCI.HHN. | ML:1.0 | 0.000030850000000000004 | 0.12 | AML | other | m | 2021-09-19T05:36:09.65 |
IV.ARCI.HHE. | ML:0.9 | 0.00002506349 | 0.1408 | AML | other | m | 2021-09-19T05:36:09.64 |
IV.RIBO.EHE.01 | ML:0.9 | 0.000078787205 | 0.1824 | AML | other | m | 2021-09-19T05:36:01.85 |