A magnitude ML 0.9 earthquake occured in region: 4 km W Norcia (PG), on
and geographic coordinates (lat, lon) 42.8090, 13.0480 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 |
---|---|---|---|---|
Norcia | PG | 4 | 4957 | 4957 |
Preci | PG | 8 | 724 | 5681 |
Cascia | PG | 10 | 3217 | 8898 |
Cerreto di Spoleto | PG | 11 | 1075 | 9973 |
Castelsantangelo sul Nera | MC | 13 | 281 | 10254 |
Sellano | PG | 13 | 1079 | 11333 |
Visso | MC | 14 | 1107 | 12440 |
Poggiodomo | PG | 14 | 117 | 12557 |
Vallo di Nera | PG | 16 | 364 | 12921 |
Ussita | MC | 17 | 444 | 13365 |
Sant'Anatolia di Narco | PG | 19 | 564 | 13929 |
Monteleone di Spoleto | PG | 19 | 599 | 14528 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-04-14 02:30:48 |
42.8093 | 13.0483 | 10 | 2020-04-14 02:52:21 |
Sala Sismica INGV-Roma | 78182551 |
Field | Value |
---|---|
Time (UTC) | 2020-04-14 02:30:48 ± 0.06 |
Latitude | 42.8093 ± 0.0027 |
Longitude | 13.0483 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 78182551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 440 |
Semi-minor axis of confidence ellipse (meter) | 163 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 263 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 150 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 20 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32376 |
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 | 0.9 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 78182551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-14 02:52:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VVLD.HHZ. | 2020-04-14T02:31:07.45 | 3.0 | undecidable | manual | P | -0.12 | 0 | |||
IV.RM33.EHZ. | 2020-04-14T02:31:00.35 | 0.1 | undecidable | manual | S | 158 | 35.9418 | 50 | -0.08 | 94 |
IV.CSP1.EHZ. | 2020-04-14T02:30:59.87 | 0.1 | undecidable | manual | S | 22 | 33.8439 | 50 | 0.02 | 96 |
IV.SMA1.EHZ. | 2020-04-14T02:30:59.39 | 0.3 | undecidable | manual | S | 130 | 30.6471 | 50 | 0.38 | 67 |
IV.FDMO.HHZ. | 2020-04-14T02:30:57.34 | 0.1 | undecidable | manual | S | 7 | 25.3524 | 111 | -0.2 | 94 |
IV.CESI.HHZ. | 2020-04-14T02:30:57.23 | 0.1 | undecidable | manual | S | 332 | 24.6531 | 112 | -0.06 | 96 |
IV.MMO1.EHZ. | 2020-04-14T02:30:56.88 | 0.1 | undecidable | manual | S | 66 | 24.753 | 112 | -0.45 | 89 |
IT.MTCL.HGE. | 2020-04-14T02:30:56.06 | 0.1 | undecidable | manual | S | 349 | 20.868 | 115 | -0.03 | 98 |
IV.LNSS.HHE. | 2020-04-14T02:30:56.59 | 0.1 | undecidable | manual | S | 182 | 22.9548 | 113 | -0.16 | 95 |
IV.RM33.EHZ. | 2020-04-14T02:30:55.07 | 0.1 | undecidable | manual | P | 158 | 35.9418 | 50 | -0.14 | 93 |
IV.MC2.EHZ. | 2020-04-14T02:30:54.80 | 0.1 | undecidable | manual | S | 45 | 16.0728 | 121 | 0.17 | 96 |
IV.SMA1.EHZ. | 2020-04-14T02:30:54.31 | 0.1 | undecidable | manual | P | 130 | 30.6471 | 50 | -0.09 | 95 |
IV.CSP1.EHZ. | 2020-04-14T02:30:54.88 | 0.1 | undecidable | manual | P | 22 | 33.8439 | 50 | 0 | 96 |
IV.CESI.HHZ. | 2020-04-14T02:30:53.42 | 0.1 | undecidable | manual | P | 332 | 24.6531 | 112 | 0.02 | 97 |
IV.LNSS.HHE. | 2020-04-14T02:30:53.15 | 0.1 | undecidable | manual | P | 182 | 22.9548 | 113 | 0.06 | 97 |
IV.FDMO.HHZ. | 2020-04-14T02:30:53.56 | 0.1 | undecidable | manual | P | 7 | 25.3524 | 111 | 0.01 | 97 |
IV.MMO1.EHZ. | 2020-04-14T02:30:53.29 | 0.1 | undecidable | manual | P | 66 | 24.753 | 112 | -0.14 | 95 |
IV.MC2.EHZ. | 2020-04-14T02:30:52.27 | 0.1 | undecidable | manual | P | 45 | 16.0728 | 121 | 0.4 | 91 |
IT.MTCL.HGE. | 2020-04-14T02:30:52.75 | 0.1 | undecidable | manual | P | 349 | 20.868 | 115 | 0.04 | 97 |
IV.NRCA.HHZ. | 2020-04-14T02:30:52.13 | 0.1 | undecidable | manual | S | 63 | 5.994 | 149 | 0.04 | 100 |
IV.NRCA.HHZ. | 2020-04-14T02:30:50.67 | 0.1 | undecidable | manual | P | 63 | 5.994 | 149 | 0.27 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.2 | 0.00026700000000000004 | 0.08 | AML | other | m | 2020-04-14T02:30:52.20 |
IV.NRCA.HHN. | ML:1.2 | 0.00022600000000000002 | 1.04 | AML | other | m | 2020-04-14T02:30:52.76 |
IV.CESI.HHE. | ML:0.4 | 0.0000165571 | 0.0992 | AML | other | m | 2020-04-14T02:30:57.54 |
IV.CESI.HHN. | ML:0.7 | 0.000028313339999999998 | 0.2592 | AML | other | m | 2020-04-14T02:30:57.47 |