A magnitude ML 1.1 earthquake occured in region: 3 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8150, 13.1130 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 3 | 4957 | 4957 |
Preci | PG | 9 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5962 |
Visso | MC | 13 | 1107 | 7069 |
Cascia | PG | 13 | 3217 | 10286 |
Ussita | MC | 15 | 444 | 10730 |
Arquata del Tronto | AP | 16 | 1178 | 11908 |
Cerreto di Spoleto | PG | 16 | 1075 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Sellano | PG | 17 | 1079 | 14729 |
Montegallo | AP | 18 | 523 | 15252 |
Poggiodomo | PG | 18 | 117 | 15369 |
Montemonaco | AP | 20 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2020-02-07 15:41:52 |
42.8148 | 13.1132 | 11 | 2020-07-18 21:08:25 |
Bollettino Sismico Italiano INGV | 77190221 |
Reviewed Rev100 |
ML 0.8 | 2020-02-07 15:41:53 |
42.845 | 13.1335 | 9 | 2020-02-07 15:52:04 |
Sala Sismica INGV-Roma | 76320111 |
Field | Value |
---|---|
Time (UTC) | 2020-02-07 15:41:52 ± 0.07 |
Latitude | 42.8148 ± 0.0036 |
Longitude | 13.1132 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 77190221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 466 |
Semi-minor axis of confidence ellipse (meter) | 345 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 48 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 95 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
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) | 0.01889 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40829 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 77190221 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-03-11 11:53:27 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 76320111 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-07 15:52:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-02-07T15:42:07.45 | 0.3 | undecidable | manual | S | 118 | 45.3213 | 50 | -0.19 | 67 |
IV.CSP1.EHZ. | 2020-02-07T15:42:04.07 | 0.6 | undecidable | manual | S | 14 | 31.6461 | 50 | 0.1 | 47 |
IV.CESI.HHZ. | 2020-02-07T15:42:02.79 | 0.6 | undecidable | manual | S | 321 | 27.0507 | 50 | 0.04 | 48 |
IV.SMA1.EHN. | 2020-02-07T15:42:02.41 | 0.6 | undecidable | manual | S | 138 | 27.3504 | 50 | -0.42 | 44 |
IV.MTRA.EHE. | 2020-02-07T15:42:02.66 | 0.6 | undecidable | manual | S | 106 | 23.9538 | 50 | 0.73 | 40 |
IV.FDMO.HHZ. | 2020-02-07T15:42:01.91 | 0.3 | undecidable | manual | S | 355 | 24.6531 | 50 | -0.21 | 69 |
IV.TERO.HHZ. | 2020-02-07T15:42:01.77 | 0.3 | undecidable | manual | P | 118 | 45.3213 | 50 | 0.33 | 65 |
IV.GAVE.EHZ. | 2020-02-07T15:42:01.44 | 0.6 | undecidable | manual | S | 233 | 22.4553 | 50 | -0.08 | 48 |
IV.MMO1.EHZ. | 2020-02-07T15:42:00.38 | 0.6 | undecidable | manual | S | 62 | 19.7691 | 118 | -0.37 | 45 |
IV.CSP1.EHZ. | 2020-02-07T15:41:59.26 | 0.1 | undecidable | manual | P | 14 | 31.6461 | 50 | -0.06 | 94 |
IV.FEMA.HNE. | 2020-02-07T15:41:59.94 | 0.6 | undecidable | manual | S | 343 | 17.0718 | 122 | -0.02 | 49 |
IV.MTRA.EHE. | 2020-02-07T15:41:58.08 | 0.3 | undecidable | manual | P | 106 | 23.9538 | 50 | -0.07 | 71 |
IV.GAVE.EHZ. | 2020-02-07T15:41:58.08 | 0.3 | undecidable | manual | P | 233 | 22.4553 | 50 | 0.17 | 70 |
IV.FDMO.HHZ. | 2020-02-07T15:41:58.15 | 0.1 | undecidable | manual | P | 355 | 24.6531 | 50 | -0.11 | 94 |
IV.MC2.EHZ. | 2020-02-07T15:41:58.91 | 0.3 | undecidable | manual | S | 30 | 12.3765 | 131 | 0.29 | 70 |
IV.CESI.HHZ. | 2020-02-07T15:41:58.66 | 0.3 | undecidable | manual | P | 321 | 27.0507 | 50 | 0.04 | 71 |
IV.SMA1.EHN. | 2020-02-07T15:41:58.67 | 0.3 | undecidable | manual | P | 138 | 27.3504 | 50 | 0.01 | 72 |
IV.MMO1.EHZ. | 2020-02-07T15:41:57.31 | 0.3 | undecidable | manual | P | 62 | 19.7691 | 118 | -0.15 | 71 |
IV.FEMA.HNE. | 2020-02-07T15:41:57.11 | 0.3 | undecidable | manual | P | 343 | 17.0718 | 122 | 0.1 | 72 |
IV.MC2.EHZ. | 2020-02-07T15:41:56.38 | 0.1 | undecidable | manual | P | 30 | 12.3765 | 131 | 0.15 | 96 |
IV.NRCA.HHZ. | 2020-02-07T15:41:56.43 | 0.6 | undecidable | manual | S | 3 | 2.0979 | 169 | -0.29 | 47 |
IV.NRCA.HHZ. | 2020-02-07T15:41:55.14 | 0.1 | undecidable | manual | P | 3 | 2.0979 | 169 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.5 | 0.0005585 | 0.14 | AML | other | m | 2020-02-07T15:41:56.56 |
IV.NRCA.HHE. | ML:1.4 | 0.00045999999999999996 | 1.52 | AML | other | m | 2020-02-07T15:41:57.92 |
IV.GAVE.EHN. | ML:0.8 | 0.000044699999999999996 | 0.18 | AML | other | m | 2020-02-07T15:42:02.16 |
IV.GAVE.EHE. | ML:0.7 | 0.00003165 | 0.72 | AML | other | m | 2020-02-07T15:42:03.15 |