A magnitude ML 1.0 earthquake occured in region: 9 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7170, 13.1390 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 |
---|---|---|---|---|
Accumoli | RI | 9 | 667 | 667 |
Norcia | PG | 9 | 4957 | 5624 |
Cascia | PG | 10 | 3217 | 8841 |
Cittareale | RI | 11 | 482 | 9323 |
Arquata del Tronto | AP | 14 | 1178 | 10501 |
Amatrice | RI | 16 | 2657 | 13158 |
Poggiodomo | PG | 17 | 117 | 13275 |
Monteleone di Spoleto | PG | 17 | 599 | 13874 |
Preci | PG | 20 | 724 | 14598 |
Castelsantangelo sul Nera | MC | 20 | 281 | 14879 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-01-10 21:55:27 |
42.7168 | 13.1388 | 11 | 2021-01-10 22:11:20 |
Sala Sismica INGV-Roma | 86155191 |
Field | Value |
---|---|
Time (UTC) | 2021-01-10 21:55:27 ± 0.07 |
Latitude | 42.7168 ± 0.0036 |
Longitude | 13.1388 ± 0.0073 |
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 | 86155191 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 644 |
Semi-minor axis of confidence ellipse (meter) | 352 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 242 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.11781 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32196 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 86155191 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-10 22:11:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2021-01-10T21:55:39.64 | 0.6 | undecidable | manual | S | 353 | 35.742 | 50 | 0.06 | 48 |
IV.CAMP.HHN. | 2021-01-10T21:55:38.18 | 0.6 | undecidable | manual | S | 132 | 29.8479 | 50 | 0.16 | 48 |
IV.MC2.EHZ. | 2021-01-10T21:55:36.31 | 0.6 | undecidable | manual | S | 11 | 21.9669 | 50 | 0.4 | 46 |
IV.MMO1.EHZ. | 2021-01-10T21:55:36.99 | 0.6 | undecidable | manual | S | 37 | 25.3524 | 50 | 0.17 | 48 |
IV.SMA1.EHZ. | 2021-01-10T21:55:35.06 | 0.6 | undecidable | manual | S | 121 | 18.6702 | 50 | 0.03 | 50 |
IV.LNSS.HHZ. | 2021-01-10T21:55:34.17 | 0.6 | undecidable | manual | S | 212 | 14.9739 | 126 | 0.16 | 48 |
IV.FDMO.HHZ. | 2021-01-10T21:55:34.04 | 0.1 | undecidable | manual | P | 353 | 35.742 | 50 | -0.47 | 87 |
IV.T1299.HNZ. | 2021-01-10T21:55:33.94 | 0.6 | undecidable | manual | S | 128 | 14.874 | 126 | -0.04 | 50 |
IV.NRCA.HHZ. | 2021-01-10T21:55:33.33 | 0.6 | undecidable | manual | S | 351 | 13.0758 | 130 | -0.17 | 49 |
IV.CAMP.HHN. | 2021-01-10T21:55:33.24 | 0.1 | undecidable | manual | P | 132 | 29.8479 | 50 | -0.36 | 90 |
IV.MMO1.EHZ. | 2021-01-10T21:55:32.97 | 0.1 | undecidable | manual | P | 37 | 25.3524 | 50 | 0.05 | 98 |
IV.SMA1.EHZ. | 2021-01-10T21:55:32.04 | 0.1 | undecidable | manual | P | 121 | 18.6702 | 50 | 0.16 | 97 |
IV.MC2.EHZ. | 2021-01-10T21:55:32.52 | 0.1 | undecidable | manual | P | 11 | 21.9669 | 50 | 0.14 | 97 |
IV.NRCA.HHZ. | 2021-01-10T21:55:31.00 | 0.1 | undecidable | manual | P | 351 | 13.0758 | 130 | 0.01 | 100 |
IV.LNSS.HHZ. | 2021-01-10T21:55:31.43 | 0.1 | undecidable | manual | P | 212 | 14.9739 | 126 | 0.14 | 97 |
IV.T1299.HNZ. | 2021-01-10T21:55:31.20 | 0.1 | undecidable | manual | P | 128 | 14.874 | 126 | -0.07 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.00010475000000000001 | 0.74 | AML | other | m | 2021-01-10T21:55:33.79 |
IV.NRCA.HHE. | ML:1.1 | 0.000122 | 0.14 | AML | other | m | 2021-01-10T21:55:33.77 |
IV.LNSS.HHN. | ML:1.2 | 0.00013350000000000002 | 0.98 | AML | other | m | 2021-01-10T21:55:34.60 |
IV.LNSS.HHE. | ML:1.1 | 0.000118 | 0.88 | AML | other | m | 2021-01-10T21:55:34.45 |
IV.SMA1.EHE. | ML:1.0 | 0.00007417018 | 1.2672 | AML | other | m | 2021-01-10T21:55:37.56 |
IV.SMA1.EHN. | ML:0.1 | 0.000011117592 | 0.32 | AML | other | m | 2021-01-10T21:55:34.00 |