A magnitude ML 0.9 earthquake occured in region: 1 km N Norcia (PG), on
and geographic coordinates (lat, lon) 42.8020, 13.0920 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 | 1 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Cascia | PG | 11 | 3217 | 8898 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9179 |
Cerreto di Spoleto | PG | 14 | 1075 | 10254 |
Visso | MC | 15 | 1107 | 11361 |
Poggiodomo | PG | 16 | 117 | 11478 |
Ussita | MC | 16 | 444 | 11922 |
Sellano | PG | 17 | 1079 | 13001 |
Arquata del Tronto | AP | 17 | 1178 | 14179 |
Accumoli | RI | 17 | 667 | 14846 |
Vallo di Nera | PG | 19 | 364 | 15210 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-10-01 17:50:54 |
42.8017 | 13.0923 | 11 | 2020-10-01 17:57:59 |
Sala Sismica INGV-Roma | 83420421 |
Field | Value |
---|---|
Time (UTC) | 2020-10-01 17:50:54 ± 0.05 |
Latitude | 42.8017 ± 0.0018 |
Longitude | 13.0923 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83420421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 361 |
Semi-minor axis of confidence ellipse (meter) | 243 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 82 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 93 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.03597 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41639 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 83420421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-01 17:57:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-10-01T17:51:09.37 | 0.6 | undecidable | manual | S | 115 | 46.2204 | 50 | -0.3 | 63 |
IV.CSP1.EHZ. | 2020-10-01T17:51:06.40 | 0.6 | undecidable | manual | S | 16 | 33.4443 | 50 | 0.12 | 63 |
IV.RM33.EHZ. | 2020-10-01T17:51:06.24 | 0.6 | undecidable | manual | S | 163 | 33.9438 | 50 | -0.17 | 66 |
IV.CESI.HHZ. | 2020-10-01T17:51:04.17 | 0.3 | undecidable | manual | S | 326 | 27.2505 | 50 | -0.44 | 94 |
IV.FDMO.HHZ. | 2020-10-01T17:51:04.12 | 0.6 | undecidable | manual | S | 359 | 26.0517 | 50 | -0.18 | 66 |
IV.SMA1.EHZ. | 2020-10-01T17:51:04.22 | 0.6 | undecidable | manual | S | 134 | 27.4503 | 50 | -0.45 | 63 |
IV.T1299.HNZ. | 2020-10-01T17:51:03.75 | 0.3 | undecidable | manual | S | 140 | 24.1536 | 50 | -0.05 | 100 |
IV.LNSS.HHZ. | 2020-10-01T17:51:03.27 | 0.6 | undecidable | manual | S | 191 | 22.4553 | 50 | -0.07 | 67 |
IV.TERO.HHZ. | 2020-10-01T17:51:03.30 | 0.6 | undecidable | manual | P | 115 | 46.2204 | 50 | -0.09 | 65 |
IV.MMO1.EHZ. | 2020-10-01T17:51:03.27 | 0.6 | undecidable | manual | S | 60 | 21.9669 | 50 | 0.07 | 65 |
IV.MTRA.EHZ. | 2020-10-01T17:51:03.64 | 0.6 | undecidable | manual | S | 101 | 25.2525 | 50 | -0.45 | 63 |
IV.GAVE.EHZ. | 2020-10-01T17:51:02.70 | 0.6 | undecidable | manual | S | 233 | 20.1687 | 50 | -0.04 | 67 |
IV.RM33.EHZ. | 2020-10-01T17:51:01.69 | 1.0 | positive | manual | P | 163 | 33.9438 | 50 | 0.18 | 31 |
IV.MC2.EHZ. | 2020-10-01T17:51:01.12 | 0.6 | undecidable | manual | S | 33 | 14.4744 | 127 | 0.05 | 68 |
IV.CSP1.EHZ. | 2020-10-01T17:51:01.42 | 1.0 | undecidable | manual | P | 16 | 33.4443 | 50 | -0.01 | 33 |
IV.SMA1.EHZ. | 2020-10-01T17:51:00.45 | 0.6 | negative | manual | P | 134 | 27.4503 | 50 | -0.05 | 67 |
IV.MTRA.EHZ. | 2020-10-01T17:51:00.50 | 0.6 | positive | manual | P | 101 | 25.2525 | 50 | 0.33 | 62 |
IV.CESI.HHZ. | 2020-10-01T17:51:00.53 | 0.6 | negative | manual | P | 326 | 27.2505 | 50 | 0.06 | 65 |
IV.T1299.HNZ. | 2020-10-01T17:51:00.21 | 1.0 | undecidable | manual | P | 140 | 24.1536 | 50 | 0.21 | 32 |
IV.FDMO.HHZ. | 2020-10-01T17:51:00.34 | 0.6 | negative | manual | P | 359 | 26.0517 | 50 | 0.05 | 66 |
IV.GAVE.EHZ. | 2020-10-01T17:50:59.45 | 0.3 | positive | manual | P | 233 | 20.1687 | 50 | 0.06 | 99 |
IV.MMO1.EHZ. | 2020-10-01T17:50:59.49 | 1.0 | negative | manual | P | 60 | 21.9669 | 50 | -0.17 | 33 |
IV.LNSS.HHZ. | 2020-10-01T17:50:59.77 | 1.0 | undecidable | manual | P | 191 | 22.4553 | 50 | 0.03 | 33 |
IV.NRCA.HHZ. | 2020-10-01T17:50:58.64 | 0.6 | undecidable | manual | S | 27 | 3.996 | 160 | -0.14 | 67 |
IV.MC2.EHZ. | 2020-10-01T17:50:58.61 | 0.6 | positive | manual | P | 33 | 14.4744 | 127 | 0.18 | 66 |
IV.NRCA.HHZ. | 2020-10-01T17:50:57.18 | 0.6 | undecidable | manual | P | 27 | 3.996 | 160 | 0.07 | 69 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.6 | 0.000623 | 0.08 | AML | other | m | 2020-10-01T17:50:58.69 |
IV.NRCA.HHN. | ML:1.2 | 0.00023299999999999997 | 1.82 | AML | other | m | 2020-10-01T17:50:58.07 |
IV.LNSS.HHN. | ML:0.9 | 0.0000533 | 0.2 | AML | other | m | 2020-10-01T17:51:03.92 |
IV.LNSS.HHE. | ML:1.0 | 0.00005830000000000001 | 0.14 | AML | other | m | 2020-10-01T17:51:04.15 |
IV.FDMO.HHE. | ML:0.6 | 0.000024050000000000002 | 1.04 | AML | other | m | 2020-10-01T17:51:04.79 |
IV.CESI.HHN. | ML:0.9 | 0.00004365 | 0.36 | AML | other | m | 2020-10-01T17:51:04.80 |
IV.CESI.HHE. | ML:0.7 | 0.00002415 | 0.24 | AML | other | m | 2020-10-01T17:51:04.82 |
IV.FDMO.HHN. | ML:0.6 | 0.0000249 | 1.12 | AML | other | m | 2020-10-01T17:51:04.27 |
IV.TERO.HHN. | ML:0.8 | 0.000022 | 0.76 | AML | other | m | 2020-10-01T17:51:10.48 |
IV.TERO.HHE. | ML:0.7 | 0.00001345 | 1.36 | AML | other | m | 2020-10-01T17:51:10.95 |