A magnitude ML 1.4 earthquake occured in region: 4 km NE Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7670, 12.7560 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 |
---|---|---|---|---|
Spoleto | PG | 4 | 38218 | 38218 |
Campello sul Clitunno | PG | 6 | 2442 | 40660 |
Sant'Anatolia di Narco | PG | 8 | 564 | 41224 |
Scheggino | PG | 9 | 461 | 41685 |
Vallo di Nera | PG | 9 | 364 | 42049 |
Castel Ritaldi | PG | 9 | 3278 | 45327 |
Trevi | PG | 12 | 8469 | 53796 |
Cerreto di Spoleto | PG | 14 | 1075 | 54871 |
Poggiodomo | PG | 16 | 117 | 54988 |
Ferentillo | TR | 16 | 1913 | 56901 |
Giano dell'Umbria | PG | 16 | 3846 | 60747 |
Montefalco | PG | 17 | 5679 | 66426 |
Montefranco | TR | 19 | 1276 | 67702 |
Massa Martana | PG | 19 | 3770 | 71472 |
Acquasparta | TR | 19 | 4778 | 76250 |
Sellano | PG | 20 | 1079 | 77329 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-10-03 17:55:39 |
42.767 | 12.7562 | 11 | 2022-03-30 13:04:33 |
Bollettino Sismico Italiano INGV | 100419621 |
Reviewed Rev100 |
ML 1.4 | 2021-10-03 17:55:39 |
42.7677 | 12.7578 | 10 | 2021-10-03 18:01:38 |
Sala Sismica INGV-Roma | 96179371 |
Field | Value |
---|---|
Time (UTC) | 2021-10-03 17:55:39 ± 0.05 |
Latitude | 42.7670 ± 0.0027 |
Longitude | 12.7562 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 100419621 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 327 |
Semi-minor axis of confidence ellipse (meter) | 312 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 234 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61604 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 32 |
Type of magnitude | ML |
Reference to an origin | 100419621 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-01 00:41:38 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 32 |
Type of magnitude | ML |
Reference to an origin | 96179371 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-03 18:01:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FIR.HHZ. | 2021-10-03T17:56:10.55 | 3.0 | undecidable | manual | P | 3.52 | 0 | |||
IV.PP3.EHZ. | 2021-10-03T17:55:59.01 | 3.0 | negative | manual | P | 1.91 | 0 | |||
IV.CING.HHZ. | 2021-10-03T17:55:54.04 | 3.0 | undecidable | manual | P | 0.85 | 0 | |||
IV.FDMO.HHZ. | 2021-10-03T17:55:53.00 | 0.3 | undecidable | manual | S | 42 | 40.2264 | 50 | -0.12 | 71 |
IV.EL6.EHZ. | 2021-10-03T17:55:52.11 | 0.1 | undecidable | manual | P | 24 | 68.376 | 50 | 0.25 | 87 |
IV.NRCA.HHZ. | 2021-10-03T17:55:50.00 | 0.3 | undecidable | manual | S | 76 | 30.0477 | 50 | -0.41 | 68 |
IV.ASSB.HHZ. | 2021-10-03T17:55:50.80 | 0.3 | undecidable | manual | S | 346 | 31.5462 | 50 | -0.01 | 74 |
IV.MGAB.HHZ. | 2021-10-03T17:55:50.35 | 3.0 | undecidable | manual | P | 0.44 | 0 | |||
IV.LNSS.HHZ. | 2021-10-03T17:55:50.30 | 0.3 | undecidable | manual | S | 128 | 29.4483 | 50 | 0.05 | 73 |
IV.SMA1.EHZ. | 2021-10-03T17:55:49.39 | 3.0 | negative | manual | P | -0.21 | 0 | |||
IV.CESI.HHZ. | 2021-10-03T17:55:49.80 | 0.3 | undecidable | manual | S | 25 | 29.0487 | 50 | -0.33 | 69 |
IV.RM33.EHZ. | 2021-10-03T17:55:49.02 | 3.0 | negative | manual | P | -0.37 | 0 | |||
IV.CSP1.EHZ. | 2021-10-03T17:55:49.40 | 3.0 | undecidable | manual | P | 0.08 | 0 | |||
IV.MMO1.EHZ. | 2021-10-03T17:55:49.00 | 3.0 | positive | manual | P | -0.15 | 0 | |||
IV.ATCC.EHZ. | 2021-10-03T17:55:48.78 | 0.1 | undecidable | manual | P | 349 | 47.3193 | 50 | 0.17 | 92 |
IV.FDMO.HHZ. | 2021-10-03T17:55:47.53 | 0.1 | undecidable | manual | P | 42 | 40.2264 | 50 | 0.01 | 97 |
IV.MC2.EHZ. | 2021-10-03T17:55:47.53 | 3.0 | undecidable | manual | P | 0.15 | 0 | |||
IV.MML1.EHZ. | 2021-10-03T17:55:47.87 | 0.1 | undecidable | manual | P | 24 | 42.2244 | 50 | 0.04 | 96 |
IV.CESX.HHZ. | 2021-10-03T17:55:47.90 | 0.3 | undecidable | manual | S | 218 | 22.3554 | 50 | -0.46 | 68 |
IV.MOMA.HHZ. | 2021-10-03T17:55:46.10 | 0.3 | undecidable | manual | S | 285 | 15.6732 | 125 | -0.38 | 70 |
IT.GNU.HGE. | 2021-10-03T17:55:46.53 | 0.1 | undecidable | manual | S | 285 | 15.6732 | 125 | 0.05 | 100 |
IV.ASSB.HHZ. | 2021-10-03T17:55:46.30 | 0.1 | undecidable | manual | P | 346 | 31.5462 | 50 | 0.11 | 96 |
IV.LNSS.HHZ. | 2021-10-03T17:55:45.98 | 0.1 | undecidable | manual | P | 128 | 29.4483 | 50 | 0.12 | 96 |
IV.NRCA.HHZ. | 2021-10-03T17:55:45.95 | 0.1 | undecidable | manual | P | 76 | 30.0477 | 50 | 0 | 99 |
IV.GAVE.EHZ. | 2021-10-03T17:55:45.80 | 0.3 | undecidable | manual | S | 126 | 13.9749 | 128 | -0.2 | 73 |
IV.CESI.HHZ. | 2021-10-03T17:55:45.91 | 0.1 | undecidable | manual | P | 25 | 29.0487 | 50 | 0.12 | 96 |
IV.CESX.HHZ. | 2021-10-03T17:55:44.92 | 0.1 | undecidable | manual | P | 218 | 22.3554 | 50 | 0.15 | 97 |
IV.ARRO.EHZ. | 2021-10-03T17:55:44.72 | 0.1 | undecidable | manual | P | 178 | 20.868 | 50 | 0.18 | 97 |
IV.MOMA.HHZ. | 2021-10-03T17:55:43.60 | 0.1 | undecidable | manual | P | 285 | 15.6732 | 125 | -0.08 | 99 |
IV.GAVE.EHZ. | 2021-10-03T17:55:43.52 | 0.1 | undecidable | manual | P | 126 | 13.9749 | 128 | 0.11 | 99 |
IT.GNU.HGE. | 2021-10-03T17:55:43.79 | 0.1 | undecidable | manual | P | 285 | 15.6732 | 125 | 0.11 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HNN. | ML:1.6 | 0.0003285 | 0.22 | AML | other | m | 2021-10-03T17:55:46.78 |
IV.MOMA.HHN. | ML:1.5 | 0.0003105 | 1.18 | AML | other | m | 2021-10-03T17:55:46.79 |
IV.GAVE.EHE. | ML:1.6 | 0.00039949999999999995 | 0.1 | AML | other | m | 2021-10-03T17:55:46.82 |
IV.MOMA.HNE. | ML:2.0 | 0.0008625000000000001 | 0.26 | AML | other | m | 2021-10-03T17:55:46.99 |
IV.MOMA.HHE. | ML:2.0 | 0.0009044999999999999 | 0.26 | AML | other | m | 2021-10-03T17:55:46.99 |
IV.GAVE.EHN. | ML:1.5 | 0.0003005 | 1.48 | AML | other | m | 2021-10-03T17:55:48.87 |
IV.CESX.HHE. | ML:1.1 | 0.00009185 | 0.3 | AML | other | m | 2021-10-03T17:55:50.01 |
IV.CESI.HHN. | ML:1.7 | 0.0002315 | 0.22 | AML | other | m | 2021-10-03T17:55:50.18 |
IV.ARRO.EHN. | ML:0.9 | 0.0000606 | 0.22 | AML | other | m | 2021-10-03T17:55:50.26 |
IV.CESX.HHN. | ML:1.3 | 0.000141 | 0.26 | AML | other | m | 2021-10-03T17:55:50.41 |
IV.CESI.HHE. | ML:1.3 | 0.00009440000000000002 | 0.6 | AML | other | m | 2021-10-03T17:55:50.95 |
IV.NRCA.HHN. | ML:1.5 | 0.000155 | 0.34 | AML | other | m | 2021-10-03T17:55:51.00 |
IV.LNSS.HHE. | ML:1.5 | 0.0001635 | 0.36 | AML | other | m | 2021-10-03T17:55:51.02 |
IV.ARRO.EHE. | ML:1.0 | 0.0000746 | 0.32 | AML | other | m | 2021-10-03T17:55:51.23 |
IV.LNSS.HHN. | ML:1.5 | 0.0001615 | 0.24 | AML | other | m | 2021-10-03T17:55:51.29 |
IV.NRCA.HHE. | ML:1.6 | 0.000199 | 0.14 | AML | other | m | 2021-10-03T17:55:51.78 |
IV.ASSB.HHN. | ML:1.4 | 0.0000979 | 0.44 | AML | other | m | 2021-10-03T17:55:52.16 |
IV.ASSB.HHE. | ML:1.3 | 0.00009745000000000001 | 0.8 | AML | other | m | 2021-10-03T17:55:52.23 |
IV.FDMO.HHE. | ML:1.5 | 0.00010714999999999999 | 0.46 | AML | other | m | 2021-10-03T17:55:53.78 |
IV.FDMO.HHN. | ML:1.4 | 0.00007865 | 0.24 | AML | other | m | 2021-10-03T17:55:54.22 |
IV.MML1.EHE. | ML:1.2 | 0.00005 | 0.18 | AML | other | m | 2021-10-03T17:55:54.24 |
IV.MGAB.HHN. | ML:1.2 | 0.0000332 | 0.54 | AML | other | m | 2021-10-03T17:55:54.33 |
IV.MML1.EHN. | ML:1.3 | 0.0000669 | 0.64 | AML | other | m | 2021-10-03T17:55:54.92 |
IV.CSP1.EHE. | ML:1.9 | 0.00019569999999999999 | 0.82 | AML | other | m | 2021-10-03T17:55:56.22 |
IV.ATCC.EHN. | ML:1.4 | 0.00007045 | 0.28 | AML | other | m | 2021-10-03T17:55:56.84 |
IV.RM33.EHN. | ML:1.2 | 0.000049699999999999995 | 1.34 | AML | other | m | 2021-10-03T17:55:57.99 |
IV.RM33.EHE. | ML:1.4 | 0.00006715 | 0.46 | AML | other | m | 2021-10-03T17:55:57.42 |
IV.ATCC.EHE. | ML:1.4 | 0.00007445 | 0.42 | AML | other | m | 2021-10-03T17:55:57.79 |
IV.CSP1.EHN. | ML:1.9 | 0.00020800000000000001 | 1.3 | AML | other | m | 2021-10-03T17:55:57.16 |
IV.SMA1.EHN. | ML:1.5 | 0.00007775 | 1 | AML | other | m | 2021-10-03T17:55:58.35 |
IV.SMA1.EHE. | ML:1.6 | 0.0000932 | 0.26 | AML | other | m | 2021-10-03T17:55:59.37 |
IV.MGAB.HHE. | ML:1.2 | 0.000034450000000000004 | 1.36 | AML | other | m | 2021-10-03T17:56:00.81 |