A magnitude ML 1.3 earthquake occured in region: 3 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8110, 13.1180 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 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 10 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Ussita | MC | 15 | 444 | 10730 |
Arquata del Tronto | AP | 15 | 1178 | 11908 |
Cerreto di Spoleto | PG | 16 | 1075 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Sellano | PG | 18 | 1079 | 14729 |
Montegallo | AP | 18 | 523 | 15252 |
Poggiodomo | PG | 19 | 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 1.3 | 2021-04-05 19:09:40 |
42.8113 | 13.1185 | 11 | 2021-07-12 16:55:11 |
Bollettino Sismico Italiano INGV | 90094381 |
Reviewed Rev100 |
ML 1.2 | 2021-04-05 19:09:40 |
42.8078 | 13.1198 | 11 | 2021-04-05 19:24:27 |
Sala Sismica INGV-Roma | 88799481 |
Field | Value |
---|---|
Time (UTC) | 2021-04-05 19:09:40 ± 0.04 |
Latitude | 42.8113 ± 0.0018 |
Longitude | 13.1185 ± 0.0037 |
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 | 90094381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 285 |
Semi-minor axis of confidence ellipse (meter) | 186 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 67 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 71 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40829 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 88799481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-05 19:24:27 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.4 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 90094381 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-05-14 15:16:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CPGN.EHZ. | 2021-04-05T19:10:15.73 | 3.0 | undecidable | manual | S | -1.83 | 0 | |||
IV.CPGN.EHZ. | 2021-04-05T19:10:01.27 | 3.0 | undecidable | manual | P | 0.25 | 0 | |||
IV.CSP1.EHZ. | 2021-04-05T19:09:51.02 | 0.6 | undecidable | manual | S | 13 | 31.9458 | 50 | 0.02 | 49 |
IV.RM33.EHZ. | 2021-04-05T19:09:51.71 | 0.6 | undecidable | manual | S | 167 | 34.4433 | 50 | 0.03 | 49 |
IV.T1299.HNZ. | 2021-04-05T19:09:49.00 | 0.6 | undecidable | manual | S | 146 | 23.754 | 50 | 0.17 | 48 |
IV.CESI.HHZ. | 2021-04-05T19:09:49.92 | 0.6 | undecidable | manual | S | 321 | 27.6501 | 50 | 0.06 | 49 |
IV.SMA1.EHZ. | 2021-04-05T19:09:49.54 | 0.6 | undecidable | manual | S | 139 | 26.751 | 50 | -0.09 | 48 |
IV.LNSS.HHZ. | 2021-04-05T19:09:48.80 | 0.6 | undecidable | manual | S | 195 | 23.9538 | 50 | -0.1 | 49 |
IV.TERO.HHZ. | 2021-04-05T19:09:48.17 | 0.3 | undecidable | manual | P | 118 | 44.7219 | 50 | -0.17 | 70 |
IV.GAVE.EHZ. | 2021-04-05T19:09:48.42 | 0.6 | undecidable | manual | S | 234 | 22.5552 | 50 | -0.09 | 50 |
IV.ASSB.HHZ. | 2021-04-05T19:09:48.50 | 0.3 | undecidable | manual | P | 305 | 45.3213 | 50 | 0.07 | 71 |
IV.FDMO.HHZ. | 2021-04-05T19:09:48.98 | 0.6 | undecidable | manual | S | 354 | 25.1526 | 50 | -0.22 | 47 |
IT.MTCL.HGZ. | 2021-04-05T19:09:48.26 | 0.6 | undecidable | manual | S | 335 | 22.4553 | 50 | -0.23 | 47 |
IV.MF5.EHZ. | 2021-04-05T19:09:47.12 | 0.3 | undecidable | manual | P | 55 | 33.9438 | 50 | 0.44 | 68 |
IV.FEMA.HNZ. | 2021-04-05T19:09:47.12 | 0.6 | undecidable | manual | S | 342 | 17.6712 | 50 | -0.08 | 50 |
IV.MMO1.EHZ. | 2021-04-05T19:09:47.57 | 0.6 | undecidable | manual | S | 60 | 19.5693 | 50 | -0.14 | 48 |
IV.ARRO.EHZ. | 2021-04-05T19:09:47.43 | 0.3 | undecidable | manual | P | 228 | 38.628 | 50 | 0.04 | 72 |
IV.CSP1.EHZ. | 2021-04-05T19:09:46.11 | 0.3 | undecidable | manual | P | 13 | 31.9458 | 50 | -0.25 | 70 |
IV.MC2.EHZ. | 2021-04-05T19:09:46.09 | 0.6 | undecidable | manual | S | 27 | 12.4764 | 131 | 0.3 | 47 |
IV.RM33.EHZ. | 2021-04-05T19:09:46.68 | 0.1 | undecidable | manual | P | 167 | 34.4433 | 50 | -0.07 | 97 |
IV.SMA1.EHZ. | 2021-04-05T19:09:45.47 | 0.1 | undecidable | manual | P | 139 | 26.751 | 50 | -0.1 | 98 |
IV.LNSS.HHZ. | 2021-04-05T19:09:45.13 | 0.1 | undecidable | manual | P | 195 | 23.9538 | 50 | -0.01 | 99 |
IV.T1299.HNZ. | 2021-04-05T19:09:45.21 | 0.1 | undecidable | manual | P | 146 | 23.754 | 50 | 0.11 | 98 |
IV.CESI.HHZ. | 2021-04-05T19:09:45.77 | 0.1 | undecidable | manual | P | 321 | 27.6501 | 50 | 0.07 | 97 |
IV.FDMO.HHZ. | 2021-04-05T19:09:45.33 | 0.1 | positive | manual | P | 354 | 25.1526 | 50 | 0.01 | 99 |
IV.MMO1.EHZ. | 2021-04-05T19:09:44.36 | 0.1 | undecidable | manual | P | 60 | 19.5693 | 50 | -0.1 | 98 |
IT.MTCL.HGZ. | 2021-04-05T19:09:44.89 | 0.1 | undecidable | manual | P | 335 | 22.4553 | 50 | -0.01 | 100 |
IV.GAVE.EHZ. | 2021-04-05T19:09:44.99 | 0.1 | undecidable | manual | P | 234 | 22.5552 | 50 | 0.07 | 97 |
IV.FEMA.HNZ. | 2021-04-05T19:09:44.27 | 0.3 | undecidable | manual | P | 342 | 17.6712 | 50 | 0.11 | 73 |
IV.NRCA.HNZ. | 2021-04-05T19:09:43.57 | 0.6 | undecidable | manual | S | 352 | 2.4975 | 167 | -0.36 | 50 |
IV.MC2.EHZ. | 2021-04-05T19:09:43.56 | 0.1 | positive | manual | P | 27 | 12.4764 | 131 | 0.21 | 96 |
IV.NRCA.HNZ. | 2021-04-05T19:09:42.34 | 0.1 | undecidable | manual | P | 352 | 2.4975 | 167 | 0.07 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNN. | ML:2.1 | 0.0023150000000000002 | 0.14 | AML | other | m | 2021-04-05T19:09:43.71 |
IV.NRCA.HHN. | ML:2.1 | 0.00231 | 0.16 | AML | other | m | 2021-04-05T19:09:43.71 |
IV.NRCA.HHE. | ML:2.1 | 0.0019 | 0.64 | AML | other | m | 2021-04-05T19:09:44.30 |
IV.NRCA.HNE. | ML:2.0 | 0.001795 | 0.48 | AML | other | m | 2021-04-05T19:09:44.31 |
IV.FDMO.HHN. | ML:1.3 | 0.00011 | 0.46 | AML | other | m | 2021-04-05T19:09:49.33 |
IV.GAVE.EHN. | ML:1.6 | 0.00023299999999999997 | 0.16 | AML | other | m | 2021-04-05T19:09:49.33 |
IV.LNSS.HHE. | ML:1.7 | 0.0003025 | 0.18 | AML | other | m | 2021-04-05T19:09:49.65 |
IV.LNSS.HHN. | ML:1.6 | 0.000266 | 0.12 | AML | other | m | 2021-04-05T19:09:50.11 |
IV.GAVE.EHE. | ML:1.6 | 0.000228 | 0.18 | AML | other | m | 2021-04-05T19:09:50.16 |
IV.CESI.HHN. | ML:1.3 | 0.00010769999999999999 | 0.5 | AML | other | m | 2021-04-05T19:09:50.20 |
IV.CESI.HHE. | ML:1.1 | 0.0000598 | 0.24 | AML | other | m | 2021-04-05T19:09:50.49 |
IV.FDMO.HHE. | ML:1.2 | 0.000096 | 0.16 | AML | other | m | 2021-04-05T19:09:50.57 |
IV.SMA1.EHN. | ML:1.1 | 0.00007105 | 0.94 | AML | other | m | 2021-04-05T19:09:50.58 |
IV.RM33.EHN. | ML:1.2 | 0.0000577 | 0.46 | AML | other | m | 2021-04-05T19:09:52.64 |
IV.RM33.EHE. | ML:1.1 | 0.000054099999999999994 | 1 | AML | other | m | 2021-04-05T19:09:52.44 |
IV.SMA1.EHE. | ML:1.2 | 0.00008245 | 1.66 | AML | other | m | 2021-04-05T19:09:53.15 |
IV.ARRO.EHN. | ML:1.2 | 0.00004765 | 0.7 | AML | other | m | 2021-04-05T19:09:53.82 |
IV.ARRO.EHE. | ML:0.9 | 0.000028049999999999997 | 1 | AML | other | m | 2021-04-05T19:09:55.01 |
IV.TERO.HHN. | ML:0.9 | 0.00002675 | 0.16 | AML | other | m | 2021-04-05T19:09:56.48 |
IV.TERO.HHE. | ML:0.8 | 0.00002105 | 0.7 | AML | other | m | 2021-04-05T19:09:56.94 |
IV.FIAM.HHN. | ML:1.0 | 0.00001867 | 0.42 | AML | other | m | 2021-04-05T19:10:10.90 |
IV.FIAM.HHE. | ML:0.7 | 0.000012309999999999999 | 1.22 | AML | other | m | 2021-04-05T19:10:10.15 |