A magnitude ML 1.1 earthquake occured in region: 2 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8070, 13.1020 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 |
---|---|---|---|---|
Norcia | PG | 2 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Cerreto di Spoleto | PG | 15 | 1075 | 11361 |
Ussita | MC | 16 | 444 | 11805 |
Arquata del Tronto | AP | 16 | 1178 | 12983 |
Sellano | PG | 17 | 1079 | 14062 |
Poggiodomo | PG | 17 | 117 | 14179 |
Accumoli | RI | 17 | 667 | 14846 |
Montegallo | AP | 19 | 523 | 15369 |
Vallo di Nera | PG | 20 | 364 | 15733 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-02-15 08:49:41 |
42.8073 | 13.1017 | 11 | 2020-02-15 08:57:08 |
Sala Sismica INGV-Roma | 76534551 |
Field | Value |
---|---|
Time (UTC) | 2020-02-15 08:49:41 ± 0.04 |
Latitude | 42.8073 ± 0.0018 |
Longitude | 13.1017 ± 0.0037 |
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 | 76534551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 275 |
Semi-minor axis of confidence ellipse (meter) | 128 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 283 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29408 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 76534551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-15 08:57:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATMI.HHZ. | 2020-02-15T08:49:57.74 | 3.0 | positive | manual | P | -0.22 | 0 | |||
IV.CSP1.EHZ. | 2020-02-15T08:49:53.20 | 0.3 | undecidable | manual | S | 15 | 32.6451 | 50 | 0.05 | 71 |
IV.RM33.EHZ. | 2020-02-15T08:49:53.66 | 3.0 | undecidable | manual | S | -0.27 | 0 | |||
IV.FDMO.HHZ. | 2020-02-15T08:49:51.10 | 0.3 | undecidable | manual | S | 357 | 25.4523 | 50 | -0.12 | 72 |
IV.CESI.HHZ. | 2020-02-15T08:49:51.53 | 0.3 | undecidable | manual | S | 324 | 27.1506 | 50 | -0.15 | 71 |
IT.MTCL.HGE. | 2020-02-15T08:49:50.09 | 0.3 | undecidable | manual | S | 338 | 22.2555 | 50 | -0.29 | 70 |
IV.GAVE.EHN. | 2020-02-15T08:49:50.04 | 0.3 | undecidable | manual | S | 233 | 21.1677 | 50 | -0.05 | 73 |
IV.LNSS.HHZ. | 2020-02-15T08:49:50.57 | 0.3 | undecidable | manual | S | 192 | 23.2545 | 50 | -0.06 | 73 |
IV.MTRA.EHZ. | 2020-02-15T08:49:50.64 | 0.3 | undecidable | manual | S | 103 | 24.6531 | 50 | -0.37 | 69 |
IV.TERO.HHZ. | 2020-02-15T08:49:50.26 | 3.0 | negative | manual | P | -0.45 | 0 | |||
IV.MMO1.EHE. | 2020-02-15T08:49:49.92 | 0.3 | undecidable | manual | S | 61 | 20.9679 | 50 | -0.11 | 74 |
IV.FEMA.HNE. | 2020-02-15T08:49:49.04 | 0.3 | undecidable | manual | S | 346 | 17.6712 | 122 | -0.1 | 73 |
IV.MC2.EHN. | 2020-02-15T08:49:48.10 | 0.3 | undecidable | manual | S | 32 | 13.5753 | 129 | 0.14 | 73 |
IV.CSP1.EHZ. | 2020-02-15T08:49:48.52 | 0.1 | undecidable | manual | P | 15 | 32.6451 | 50 | 0.11 | 94 |
IV.FDMO.HHZ. | 2020-02-15T08:49:47.28 | 0.1 | positive | manual | P | 357 | 25.4523 | 50 | -0.02 | 98 |
IV.CESI.HHZ. | 2020-02-15T08:49:47.64 | 0.1 | positive | manual | P | 324 | 27.1506 | 50 | 0.08 | 96 |
IV.SMA1.EHZ. | 2020-02-15T08:49:47.55 | 3.0 | positive | manual | P | -0.03 | 0 | |||
IV.MTRA.EHZ. | 2020-02-15T08:49:47.02 | 0.1 | undecidable | manual | P | 103 | 24.6531 | 50 | -0.16 | 96 |
IV.MMO1.EHE. | 2020-02-15T08:49:46.64 | 0.1 | undecidable | manual | P | 61 | 20.9679 | 50 | 0.04 | 97 |
IV.FEMA.HNE. | 2020-02-15T08:49:46.19 | 0.1 | undecidable | manual | P | 346 | 17.6712 | 122 | 0.1 | 97 |
IT.MTCL.HGE. | 2020-02-15T08:49:46.81 | 0.1 | undecidable | manual | P | 338 | 22.2555 | 50 | 0 | 98 |
IV.GAVE.EHN. | 2020-02-15T08:49:46.80 | 0.1 | undecidable | manual | P | 233 | 21.1677 | 50 | 0.16 | 95 |
IV.LNSS.HHZ. | 2020-02-15T08:49:46.93 | 0.1 | positive | manual | P | 192 | 23.2545 | 50 | -0.03 | 98 |
IV.NRCA.HNZ. | 2020-02-15T08:49:45.58 | 0.3 | undecidable | manual | S | 19 | 3.0969 | 164 | -0.28 | 71 |
IV.MC2.EHN. | 2020-02-15T08:49:45.71 | 0.1 | undecidable | manual | P | 32 | 13.5753 | 129 | 0.29 | 94 |
IV.NRCA.HNZ. | 2020-02-15T08:49:44.33 | 0.1 | negative | manual | P | 19 | 3.0969 | 164 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.6 | 0.0006345000000000001 | 0.12 | AML | other | m | 2020-02-15T08:49:45.73 |
IV.NRCA.HHN. | ML:1.8 | 0.0009895000000000001 | 0.12 | AML | other | m | 2020-02-15T08:49:45.66 |
IV.NRCA.HNN. | ML:1.7 | 0.000883 | 0.12 | AML | other | m | 2020-02-15T08:49:45.66 |
IV.NRCA.HHE. | ML:1.6 | 0.000615 | 0.16 | AML | other | m | 2020-02-15T08:49:45.80 |
IV.LNSS.HHN. | ML:1.2 | 0.00008790000000000001 | 0.66 | AML | other | m | 2020-02-15T08:49:50.54 |
IV.LNSS.HHE. | ML:1.1 | 0.00008295 | 0.52 | AML | other | m | 2020-02-15T08:49:52.22 |
IV.SMA1.EHN. | ML:1.1 | 0.00006225 | 0.74 | AML | other | m | 2020-02-15T08:49:55.52 |
IV.SMA1.EHE. | ML:1.1 | 0.00006004999999999999 | 0.42 | AML | other | m | 2020-02-15T08:49:55.44 |
IV.MTRA.EHE. | ML:0.9 | 0.000050729015 | 0.1408 | AML | other | m | 2020-02-15T08:49:51.92 |
IV.MTRA.EHN. | ML:0.9 | 0.000047820545 | 0.2368 | AML | other | m | 2020-02-15T08:49:51.58 |
IV.FDMO.HHE. | ML:0.9 | 0.00004965225 | 0.224 | AML | other | m | 2020-02-15T08:49:51.39 |
IV.FDMO.HHN. | ML:0.8 | 0.00004042316 | 0.1792 | AML | other | m | 2020-02-15T08:49:52.42 |
IV.CESI.HHE. | ML:0.7 | 0.00002441948 | 0.0768 | AML | other | m | 2020-02-15T08:49:52.36 |
IV.CESI.HHN. | ML:0.8 | 0.00003508082499999999 | 0.096 | AML | other | m | 2020-02-15T08:49:52.58 |
IV.CSP1.EHE. | ML:1.2 | 0.00007012472 | 0.2624 | AML | other | m | 2020-02-15T08:49:53.81 |
IV.CSP1.EHN. | ML:0.9 | 0.0000357300365 | 0.16 | AML | other | m | 2020-02-15T08:49:53.61 |