A magnitude ML 0.9 earthquake occured in region: 5 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7880, 13.1570 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 | 5 | 4957 | 4957 |
Arquata del Tronto | AP | 12 | 1178 | 6135 |
Castelsantangelo sul Nera | MC | 12 | 281 | 6416 |
Accumoli | RI | 13 | 667 | 7083 |
Preci | PG | 14 | 724 | 7807 |
Cascia | PG | 14 | 3217 | 11024 |
Montegallo | AP | 16 | 523 | 11547 |
Visso | MC | 17 | 1107 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Montemonaco | AP | 19 | 604 | 13702 |
Cittareale | RI | 19 | 482 | 14184 |
Poggiodomo | PG | 20 | 117 | 14301 |
Cerreto di Spoleto | PG | 20 | 1075 | 15376 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2020-08-19 11:58:52 |
42.7883 | 13.1568 | 11 | 2020-11-19 12:37:00 |
Bollettino Sismico Italiano INGV | 82735591 |
Reviewed Rev100 |
ML 0.9 | 2020-08-19 11:58:52 |
42.7903 | 13.1562 | 10 | 2020-08-19 12:04:33 |
Sala Sismica INGV-Roma | 82145241 |
Field | Value |
---|---|
Time (UTC) | 2020-08-19 11:58:52 ± 0.05 |
Latitude | 42.7883 ± 0.0027 |
Longitude | 13.1568 ± 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 | 82735591 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 419 |
Semi-minor axis of confidence ellipse (meter) | 289 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 66 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 76 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 24 |
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) | 0.05486 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30487 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 82735591 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-09-08 12:50:44 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 82145241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-19 12:04:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-08-19T11:59:04.03 | 0.6 | undecidable | manual | S | 7 | 33.8439 | 50 | -0.16 | 49 |
IV.CESI.HHE. | 2020-08-19T11:59:03.76 | 0.6 | undecidable | manual | S | 320 | 31.5462 | 50 | 0.19 | 49 |
IV.RM33.EHN. | 2020-08-19T11:59:03.57 | 0.3 | undecidable | manual | S | 171 | 31.3464 | 50 | 0.05 | 75 |
IV.FDMO.HHN. | 2020-08-19T11:59:02.78 | 0.6 | undecidable | manual | S | 348 | 28.0497 | 50 | 0.14 | 50 |
IV.LNSS.HNE. | 2020-08-19T11:59:01.32 | 0.3 | undecidable | manual | S | 205 | 22.6551 | 50 | 0.12 | 76 |
IV.GAVE.EHN. | 2020-08-19T11:59:01.15 | 0.3 | undecidable | manual | S | 244 | 23.9538 | 50 | -0.38 | 71 |
IV.SMA1.EHZ. | 2020-08-19T11:59:01.04 | 0.3 | undecidable | manual | S | 140 | 22.755 | 50 | -0.19 | 75 |
IT.MTCL.HGZ. | 2020-08-19T11:59:01.85 | 0.3 | undecidable | manual | S | 331 | 26.1516 | 50 | -0.27 | 73 |
IV.MTRA.EHZ. | 2020-08-19T11:59:00.18 | 0.3 | undecidable | manual | S | 100 | 19.869 | 118 | -0.21 | 75 |
IV.MMO1.EHZ. | 2020-08-19T11:59:00.00 | 0.3 | undecidable | manual | S | 48 | 18.4704 | 120 | 0.01 | 78 |
IV.CSP1.EHZ. | 2020-08-19T11:58:59.12 | 0.3 | undecidable | manual | P | 7 | 33.8439 | 50 | -0.16 | 73 |
IV.CESI.HHE. | 2020-08-19T11:58:59.19 | 0.6 | undecidable | manual | P | 320 | 31.5462 | 50 | 0.26 | 48 |
IV.RM33.EHN. | 2020-08-19T11:58:59.25 | 0.3 | undecidable | manual | P | 171 | 31.3464 | 50 | 0.35 | 71 |
IV.FDMO.HHN. | 2020-08-19T11:58:58.22 | 0.3 | undecidable | manual | P | 348 | 28.0497 | 50 | -0.17 | 74 |
IT.MTCL.HGZ. | 2020-08-19T11:58:58.21 | 0.6 | undecidable | manual | P | 331 | 26.1516 | 50 | 0.12 | 50 |
IV.MC2.EHZ. | 2020-08-19T11:58:58.99 | 0.3 | undecidable | manual | S | 11 | 13.875 | 127 | 0.34 | 73 |
IV.GAVE.EHN. | 2020-08-19T11:58:57.68 | 0.6 | undecidable | manual | P | 244 | 23.9538 | 50 | -0.07 | 51 |
IV.SMA1.EHZ. | 2020-08-19T11:58:57.72 | 0.6 | undecidable | manual | P | 140 | 22.755 | 50 | 0.14 | 50 |
IV.LNSS.HNE. | 2020-08-19T11:58:57.73 | 0.1 | undecidable | manual | P | 205 | 22.6551 | 50 | 0.17 | 100 |
IV.MC2.EHZ. | 2020-08-19T11:58:56.32 | 0.1 | undecidable | manual | P | 11 | 13.875 | 127 | 0.23 | 100 |
IV.MMO1.EHZ. | 2020-08-19T11:58:56.90 | 0.3 | undecidable | manual | P | 48 | 18.4704 | 120 | 0.04 | 77 |
IV.NRCA.HHE. | 2020-08-19T11:58:56.42 | 0.3 | undecidable | manual | S | 325 | 6.0939 | 150 | -0.41 | 73 |
IV.MTRA.EHZ. | 2020-08-19T11:58:56.87 | 0.3 | undecidable | manual | P | 100 | 19.869 | 118 | -0.22 | 74 |
IV.NRCA.HHE. | 2020-08-19T11:58:55.15 | 0.3 | undecidable | manual | P | 325 | 6.0939 | 150 | 0.11 | 78 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.0 | 0.00008130000000000001 | 0.22 | AML | other | m | 2020-08-19T11:59:00.83 |
IV.MTRA.EHN. | ML:0.9 | 0.00006145 | 0.2 | AML | other | m | 2020-08-19T11:59:00.93 |
IV.MTRA.HNE. | ML:1.1 | 0.000093843815 | 0.3328 | AML | other | m | 2020-08-19T11:59:01.92 |
IV.CSP1.EHE. | ML:0.7 | 0.00001864536 | 0.224 | AML | other | m | 2020-08-19T11:59:05.22 |
IV.CSP1.EHN. | ML:0.7 | 0.000018527289999999997 | 0.32 | AML | other | m | 2020-08-19T11:59:05.94 |