A magnitude ML 1.2 earthquake occured in region: 4 km NE Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7670, 12.7560 at 10 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 |
---|---|---|---|---|
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 |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-10-29 04:12:26 |
42.7672 | 12.7562 | 11 | 2021-10-29 04:19:10 |
Sala Sismica INGV-Roma | 97048641 |
Field | Value |
---|---|
Time (UTC) | 2021-10-29 04:12:26 ± 0.05 |
Latitude | 42.7672 ± 0.0045 |
Longitude | 12.7562 ± 0.0049 |
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 | 97048641 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 537 |
Semi-minor axis of confidence ellipse (meter) | 336 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 222 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 540.0 |
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 | 27 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46135 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 97048641 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-29 04:19:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BLLA.EHZ. | 2021-10-29T04:13:08.37 | 3.0 | undecidable | manual | Sg | 0.11 | 0 | |||
IV.SRES.HHZ. | 2021-10-29T04:12:44.53 | 3.0 | undecidable | manual | Sg | -0.29 | 0 | |||
IV.MMUR.HNZ. | 2021-10-29T04:12:44.63 | 3.0 | undecidable | manual | Sn | -6.97 | 0 | |||
IV.CSP1.EHZ. | 2021-10-29T04:12:43.39 | 0.1 | undecidable | manual | S | 45 | 51.2154 | 50 | 0.24 | 90 |
IV.MC2.EHZ. | 2021-10-29T04:12:40.16 | 0.3 | undecidable | manual | S | 65 | 38.628 | 50 | 0.36 | 67 |
IV.FDMO.HHZ. | 2021-10-29T04:12:39.96 | 0.3 | undecidable | manual | S | 42 | 40.2264 | 50 | -0.25 | 68 |
IV.LNSS.HHZ. | 2021-10-29T04:12:37.20 | 0.3 | undecidable | manual | S | 128 | 29.4483 | 50 | -0.14 | 71 |
IV.ASSB.HHZ. | 2021-10-29T04:12:37.88 | 0.3 | undecidable | manual | S | 345 | 31.5462 | 50 | -0.02 | 72 |
IV.NRCA.HHZ. | 2021-10-29T04:12:37.26 | 0.1 | undecidable | manual | S | 76 | 30.0477 | 50 | -0.24 | 93 |
IV.CSP1.EHZ. | 2021-10-29T04:12:36.24 | 0.1 | undecidable | manual | P | 45 | 51.2154 | 50 | -0.04 | 93 |
IV.CESI.HHZ. | 2021-10-29T04:12:36.92 | 0.1 | undecidable | manual | S | 25 | 28.9488 | 50 | -0.3 | 92 |
IV.CESX.HHE. | 2021-10-29T04:12:35.48 | 0.1 | undecidable | manual | S | 218 | 22.3554 | 50 | 0.03 | 99 |
IV.MC2.EHZ. | 2021-10-29T04:12:34.79 | 0.1 | undecidable | manual | P | 65 | 38.628 | 50 | 0.45 | 88 |
IV.FDMO.HHZ. | 2021-10-29T04:12:34.53 | 0.1 | undecidable | manual | P | 42 | 40.2264 | 50 | -0.05 | 95 |
IV.MOMA.HHZ. | 2021-10-29T04:12:33.23 | 0.3 | undecidable | manual | S | 285 | 15.6732 | 124 | -0.21 | 72 |
IT.GNU.HGZ. | 2021-10-29T04:12:33.33 | 0.1 | undecidable | manual | S | 285 | 15.6732 | 124 | -0.1 | 98 |
IV.ASSB.HHZ. | 2021-10-29T04:12:33.47 | 0.1 | undecidable | manual | P | 345 | 31.5462 | 50 | 0.22 | 93 |
IV.CESI.HHZ. | 2021-10-29T04:12:32.77 | 0.1 | undecidable | manual | P | 25 | 28.9488 | 50 | -0.08 | 96 |
IV.CESX.HHE. | 2021-10-29T04:12:32.08 | 0.1 | undecidable | manual | P | 218 | 22.3554 | 50 | 0.25 | 94 |
IV.NRCA.HHZ. | 2021-10-29T04:12:32.86 | 0.1 | undecidable | manual | P | 76 | 30.0477 | 50 | -0.15 | 95 |
IV.LNSS.HHZ. | 2021-10-29T04:12:32.99 | 0.1 | undecidable | manual | P | 128 | 29.4483 | 50 | 0.07 | 97 |
IV.SRES.HHZ. | 2021-10-29T04:12:32.73 | 3.0 | negative | manual | P | -3.57 | 0 | |||
IV.GAVE.EHZ. | 2021-10-29T04:12:32.93 | 0.1 | undecidable | manual | S | 126 | 13.9749 | 127 | -0.03 | 100 |
IV.ARRO.EHE. | 2021-10-29T04:12:31.03 | 0.3 | undecidable | manual | P | 178 | 20.868 | 117 | -0.54 | 66 |
IV.GAVE.EHZ. | 2021-10-29T04:12:30.53 | 0.1 | undecidable | manual | P | 126 | 13.9749 | 127 | 0.14 | 97 |
IV.MOMA.HHZ. | 2021-10-29T04:12:30.69 | 0.1 | undecidable | manual | P | 285 | 15.6732 | 124 | 0.02 | 99 |
IT.GNU.HGZ. | 2021-10-29T04:12:30.86 | 0.1 | undecidable | manual | P | 285 | 15.6732 | 124 | 0.19 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.4 | 0.00022449999999999998 | 0.48 | AML | other | m | 2021-10-29T04:12:33.40 |
IV.MOMA.HHE. | ML:1.5 | 0.000261 | 0.24 | AML | other | m | 2021-10-29T04:12:33.91 |
IV.GAVE.EHN. | ML:1.3 | 0.00018099999999999998 | 0.74 | AML | other | m | 2021-10-29T04:12:34.63 |
IV.MOMA.HHN. | ML:1.1 | 0.0001045 | 0.52 | AML | other | m | 2021-10-29T04:12:34.37 |
IV.CESI.HHN. | ML:1.1 | 0.0000615 | 0.22 | AML | other | m | 2021-10-29T04:12:37.05 |
IV.CESI.HHE. | ML:0.8 | 0.000033549999999999996 | 1.58 | AML | other | m | 2021-10-29T04:12:37.81 |
IV.NRCA.HHN. | ML:1.0 | 0.0000506 | 0.16 | AML | other | m | 2021-10-29T04:12:37.75 |
IV.LNSS.HHN. | ML:1.1 | 0.0000627 | 0.36 | AML | other | m | 2021-10-29T04:12:38.29 |
IV.LNSS.HHE. | ML:1.2 | 0.00007235 | 0.26 | AML | other | m | 2021-10-29T04:12:38.13 |
IV.NRCA.HHE. | ML:1.2 | 0.0000738 | 0.18 | AML | other | m | 2021-10-29T04:12:38.68 |
IV.SRES.HHN. | ML:1.2 | 0.00003495 | 0.88 | AML | other | m | 2021-10-29T04:12:49.96 |
IV.SRES.HHE. | ML:1.3 | 0.000038400000000000005 | 1.12 | AML | other | m | 2021-10-29T04:12:50.20 |