A magnitude ML 1.0 earthquake occured in region: 2 km E Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8120, 12.9420 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 2 | 1075 | 1075 |
Vallo di Nera | PG | 8 | 364 | 1439 |
Sellano | PG | 9 | 1079 | 2518 |
Preci | PG | 11 | 724 | 3242 |
Poggiodomo | PG | 11 | 117 | 3359 |
Cascia | PG | 12 | 3217 | 6576 |
Sant'Anatolia di Narco | PG | 12 | 564 | 7140 |
Norcia | PG | 13 | 4957 | 12097 |
Campello sul Clitunno | PG | 13 | 2442 | 14539 |
Scheggino | PG | 14 | 461 | 15000 |
Trevi | PG | 17 | 8469 | 23469 |
Monteleone di Spoleto | PG | 18 | 599 | 24068 |
Visso | MC | 18 | 1107 | 25175 |
Spoleto | PG | 19 | 38218 | 63393 |
Castelsantangelo sul Nera | MC | 20 | 281 | 63674 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-10-30 12:43:46 |
42.8123 | 12.9415 | 11 | 2021-10-30 12:48:31 |
Sala Sismica INGV-Roma | 97089071 |
Field | Value |
---|---|
Time (UTC) | 2021-10-30 12:43:46 ± 0.07 |
Latitude | 42.8123 ± 0.0036 |
Longitude | 12.9415 ± 0.0061 |
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 | 97089071 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 446 |
Semi-minor axis of confidence ellipse (meter) | 439 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 136 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 81 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 19 |
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) | 0.30937 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 97089071 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-30 12:48:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SENI.EHZ. | 2021-10-30T12:44:14.95 | 3.0 | undecidable | manual | Sg | -0.23 | 0 | |||
IV.MML1.EHZ. | 2021-10-30T12:43:57.87 | 0.6 | undecidable | manual | S | 4 | 33.5442 | 50 | 0.1 | 48 |
IV.ASSB.HHZ. | 2021-10-30T12:43:57.52 | 0.6 | undecidable | manual | S | 318 | 34.3434 | 50 | -0.48 | 44 |
IV.FDMO.HHZ. | 2021-10-30T12:43:56.06 | 0.6 | undecidable | manual | S | 25 | 27.5502 | 50 | -0.12 | 48 |
IV.MC2.EHZ. | 2021-10-30T12:43:55.19 | 0.6 | undecidable | manual | S | 61 | 22.9548 | 50 | 0.24 | 47 |
IV.LNSS.HHZ. | 2021-10-30T12:43:55.15 | 0.6 | undecidable | manual | S | 161 | 24.5532 | 50 | -0.25 | 47 |
IV.CESI.HHZ. | 2021-10-30T12:43:54.39 | 0.6 | undecidable | manual | S | 352 | 21.5673 | 50 | -0.2 | 48 |
IT.MTCL.HGZ. | 2021-10-30T12:43:54.15 | 0.6 | undecidable | manual | S | 13 | 20.6682 | 50 | -0.2 | 48 |
IV.MOMA.HHE. | 2021-10-30T12:43:53.12 | 0.3 | undecidable | manual | P | 268 | 30.2475 | 50 | 0.67 | 62 |
IV.ASSB.HHZ. | 2021-10-30T12:43:53.05 | 0.1 | undecidable | manual | P | 318 | 34.3434 | 50 | -0.03 | 97 |
IV.NRCA.HHZ. | 2021-10-30T12:43:52.52 | 0.6 | undecidable | manual | S | 80 | 14.2746 | 128 | -0.11 | 49 |
IV.FDMO.HHZ. | 2021-10-30T12:43:52.02 | 0.1 | undecidable | manual | P | 25 | 27.5502 | 50 | -0.01 | 98 |
IV.MML1.EHZ. | 2021-10-30T12:43:52.97 | 0.1 | undecidable | manual | P | 4 | 33.5442 | 50 | 0.02 | 97 |
IV.GAVE.EHZ. | 2021-10-30T12:43:52.24 | 0.6 | undecidable | manual | S | 196 | 13.875 | 129 | -0.28 | 48 |
IV.LNSS.HHZ. | 2021-10-30T12:43:51.50 | 0.1 | undecidable | manual | P | 161 | 24.5532 | 50 | -0.08 | 97 |
IV.CESI.HHZ. | 2021-10-30T12:43:51.12 | 0.1 | undecidable | manual | P | 352 | 21.5673 | 50 | 0.01 | 99 |
IT.MTCL.HGZ. | 2021-10-30T12:43:51.04 | 0.6 | undecidable | manual | P | 13 | 20.6682 | 50 | 0.06 | 49 |
IV.MC2.EHZ. | 2021-10-30T12:43:51.47 | 0.1 | undecidable | manual | P | 61 | 22.9548 | 50 | 0.14 | 96 |
IV.NRCA.HHZ. | 2021-10-30T12:43:50.02 | 0.1 | undecidable | manual | P | 80 | 14.2746 | 128 | 0.04 | 100 |
IV.GAVE.EHZ. | 2021-10-30T12:43:49.98 | 0.1 | undecidable | manual | P | 196 | 13.875 | 129 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.1 | 0.0001265 | 1.34 | AML | other | m | 2021-10-30T12:43:52.69 |
IV.GAVE.EHE. | ML:1.0 | 0.000095 | 0.34 | AML | other | m | 2021-10-30T12:43:52.71 |
IV.NRCA.HHE. | ML:1.0 | 0.00010035 | 0.18 | AML | other | m | 2021-10-30T12:43:52.71 |
IV.GAVE.EHN. | ML:1.1 | 0.00011599999999999999 | 0.92 | AML | other | m | 2021-10-30T12:43:53.23 |
IV.CESI.HHN. | ML:1.1 | 0.0000842 | 1.5 | AML | other | m | 2021-10-30T12:43:54.80 |
IV.CESI.HHE. | ML:0.8 | 0.0000393 | 1.52 | AML | other | m | 2021-10-30T12:43:54.87 |
IV.LNSS.HHN. | ML:1.0 | 0.00005840000000000001 | 0.3 | AML | other | m | 2021-10-30T12:43:55.67 |
IV.LNSS.HHE. | ML:1.1 | 0.0000791 | 0.1 | AML | other | m | 2021-10-30T12:43:56.19 |
IV.FDMO.HHN. | ML:1.0 | 0.00005185 | 0.1 | AML | other | m | 2021-10-30T12:43:56.45 |
IV.FDMO.HHE. | ML:1.0 | 0.000050900000000000004 | 0.22 | AML | other | m | 2021-10-30T12:43:56.58 |
IV.MML1.EHN. | ML:0.8 | 0.000024750000000000002 | 0.62 | AML | other | m | 2021-10-30T12:43:58.88 |
IV.MML1.EHE. | ML:0.8 | 0.0000307 | 0.48 | AML | other | m | 2021-10-30T12:43:58.57 |