A magnitude ML 1.6 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8010, 13.1280 at 9 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 | 11 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Visso | MC | 15 | 1107 | 11464 |
Accumoli | RI | 15 | 667 | 12131 |
Ussita | MC | 16 | 444 | 12575 |
Cerreto di Spoleto | PG | 17 | 1075 | 13650 |
Montegallo | AP | 18 | 523 | 14173 |
Poggiodomo | PG | 19 | 117 | 14290 |
Sellano | PG | 19 | 1079 | 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 1.6 | 2021-02-15 11:04:35 |
42.8007 | 13.1277 | 9 | 2021-07-12 16:55:00 |
Bollettino Sismico Italiano INGV | 87595801 |
Reviewed Rev100 |
ML 1.7 | 2021-02-15 11:04:35 |
42.8002 | 13.1297 | 9 | 2021-02-15 11:08:42 |
Sala Sismica INGV-Roma | 87177901 |
Field | Value |
---|---|
Time (UTC) | 2021-02-15 11:04:35 ± 0.04 |
Latitude | 42.8007 ± 0.0018 |
Longitude | 13.1277 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 87595801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 294 |
Semi-minor axis of confidence ellipse (meter) | 152 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 256 |
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) | 46 |
Number of associated phases, regardless of their use for origin computation | 42 |
Number of defining phases | 42 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.03417 |
Epicentral distance of station farthest from the epicenter (degree) | 0.63852 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 26 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 87595801 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-01 08:46:20 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 87177901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-15 11:08:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2021-02-15T11:04:48.17 | 0.1 | undecidable | manual | P | 317 | 70.8735 | 50 | 0.16 | 88 |
IV.GUMA.HHZ. | 2021-02-15T11:04:47.73 | 0.1 | undecidable | manual | S | 30 | 33.6441 | 50 | 0.46 | 89 |
IV.CAMP.HHZ. | 2021-02-15T11:04:47.82 | 0.1 | undecidable | manual | S | 142 | 37.2294 | 50 | -0.44 | 88 |
IV.CSP1.EHZ. | 2021-02-15T11:04:47.04 | 0.6 | undecidable | manual | S | 11 | 32.9448 | 50 | -0.05 | 48 |
IV.MF5.EHZ. | 2021-02-15T11:04:47.81 | 0.3 | undecidable | manual | S | 52 | 34.0437 | 50 | 0.41 | 67 |
IV.RM33.EHZ. | 2021-02-15T11:04:47.16 | 0.1 | undecidable | manual | S | 168 | 33.1446 | 50 | 0.01 | 97 |
IV.EL6.EHZ. | 2021-02-15T11:04:46.22 | 0.1 | undecidable | manual | P | 358 | 58.6968 | 50 | 0.09 | 92 |
IV.MNTT.EHZ. | 2021-02-15T11:04:45.15 | 0.1 | undecidable | manual | P | 53 | 47.8188 | 50 | 0.69 | 79 |
IV.CESI.HHZ. | 2021-02-15T11:04:45.83 | 0.1 | undecidable | manual | S | 321 | 29.0487 | 107 | -0.14 | 95 |
IV.SNTG.HHZ. | 2021-02-15T11:04:45.27 | 0.1 | undecidable | manual | P | 343 | 52.6029 | 50 | 0.07 | 93 |
IV.GAVE.EHZ. | 2021-02-15T11:04:44.01 | 0.1 | undecidable | manual | S | 238 | 22.5552 | 112 | 0.16 | 96 |
IV.FDMO.HHZ. | 2021-02-15T11:04:44.77 | 0.3 | undecidable | manual | S | 353 | 26.3514 | 109 | -0.33 | 69 |
IV.MOMA.HHZ. | 2021-02-15T11:04:44.04 | 0.3 | undecidable | manual | P | 271 | 45.4212 | 50 | -0.04 | 71 |
IV.LNSS.HHZ. | 2021-02-15T11:04:44.07 | 0.6 | undecidable | manual | S | 198 | 23.0547 | 112 | 0.04 | 49 |
IV.SMA1.EHZ. | 2021-02-15T11:04:44.87 | 0.1 | undecidable | manual | S | 138 | 25.3524 | 110 | 0.1 | 97 |
IV.ASSB.HHZ. | 2021-02-15T11:04:44.05 | 0.1 | undecidable | manual | P | 305 | 46.62 | 50 | -0.22 | 91 |
IV.TERO.HHZ. | 2021-02-15T11:04:43.55 | 0.1 | undecidable | manual | P | 117 | 43.5231 | 50 | -0.25 | 91 |
IT.MTCL.HGZ. | 2021-02-15T11:04:43.92 | 0.6 | undecidable | manual | S | 334 | 23.8539 | 111 | -0.35 | 46 |
IV.MTRA.EHZ. | 2021-02-15T11:04:43.63 | 0.1 | undecidable | manual | S | 102 | 22.4553 | 112 | -0.19 | 96 |
IV.MF5.EHZ. | 2021-02-15T11:04:42.40 | 0.1 | undecidable | manual | P | 52 | 34.0437 | 50 | 0.07 | 96 |
IV.RM33.EHZ. | 2021-02-15T11:04:42.20 | 0.1 | undecidable | manual | P | 168 | 33.1446 | 50 | 0.01 | 97 |
IV.SAP2.EHE. | 2021-02-15T11:04:42.72 | 0.3 | undecidable | manual | P | 34 | 39.5271 | 50 | -0.46 | 66 |
IV.MMO1.EHZ. | 2021-02-15T11:04:42.73 | 0.1 | undecidable | manual | S | 56 | 19.5693 | 115 | -0.17 | 97 |
IV.GUMA.HHZ. | 2021-02-15T11:04:42.39 | 0.1 | undecidable | manual | P | 30 | 33.6441 | 50 | 0.13 | 95 |
IV.FEMA.HNZ. | 2021-02-15T11:04:42.62 | 0.1 | undecidable | manual | S | 341 | 18.9699 | 116 | -0.11 | 98 |
IV.PF6.EHN. | 2021-02-15T11:04:42.65 | 0.1 | undecidable | manual | P | 8 | 37.8288 | 50 | -0.26 | 92 |
IV.CAMP.HHZ. | 2021-02-15T11:04:42.50 | 0.1 | undecidable | manual | P | 142 | 37.2294 | 50 | -0.33 | 90 |
IV.CSP1.EHZ. | 2021-02-15T11:04:41.98 | 0.1 | undecidable | manual | P | 11 | 32.9448 | 50 | -0.18 | 94 |
IV.MC2.EHZ. | 2021-02-15T11:04:41.30 | 0.6 | undecidable | manual | S | 22 | 13.2756 | 125 | 0.3 | 47 |
IV.CESI.HHZ. | 2021-02-15T11:04:41.38 | 0.1 | undecidable | manual | P | 321 | 29.0487 | 107 | -0.13 | 96 |
IV.FEMA.HNZ. | 2021-02-15T11:04:40.11 | 0.1 | undecidable | manual | P | 341 | 18.9699 | 116 | 0.47 | 91 |
IV.LNSS.HHZ. | 2021-02-15T11:04:40.51 | 0.1 | undecidable | manual | P | 198 | 23.0547 | 112 | 0.12 | 97 |
IV.MTRA.EHZ. | 2021-02-15T11:04:40.19 | 0.1 | positive | manual | P | 102 | 22.4553 | 112 | -0.08 | 98 |
IV.SMA1.EHZ. | 2021-02-15T11:04:40.72 | 0.1 | undecidable | manual | P | 138 | 25.3524 | 110 | -0.1 | 97 |
IV.GAVE.EHZ. | 2021-02-15T11:04:40.44 | 0.1 | undecidable | manual | P | 238 | 22.5552 | 112 | 0.16 | 96 |
IV.FDMO.HHZ. | 2021-02-15T11:04:40.77 | 0.1 | undecidable | manual | P | 353 | 26.3514 | 109 | -0.24 | 94 |
IT.MTCL.HGZ. | 2021-02-15T11:04:40.46 | 0.1 | undecidable | manual | P | 334 | 23.8539 | 111 | -0.07 | 98 |
IV.T1299.HNN. | 2021-02-15T11:04:40.59 | 0.1 | undecidable | manual | P | 146 | 22.3554 | 112 | 0.34 | 93 |
IV.MMO1.EHZ. | 2021-02-15T11:04:39.72 | 0.1 | positive | manual | P | 56 | 19.5693 | 115 | -0.02 | 100 |
IV.MC2.EHZ. | 2021-02-15T11:04:38.90 | 0.1 | undecidable | manual | P | 22 | 13.2756 | 125 | 0.26 | 96 |
IV.NRCA.HNZ. | 2021-02-15T11:04:38.72 | 0.1 | undecidable | manual | S | 343 | 3.7962 | 157 | -0.13 | 100 |
IV.NRCA.HNZ. | 2021-02-15T11:04:37.63 | 0.1 | negative | manual | P | 343 | 3.7962 | 157 | 0.23 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.7 | 0.00037 | 0.64 | AML | other | m | 2021-02-15T11:04:44.10 |
IV.MTRA.EHE. | ML:1.7 | 0.00032 | 0.56 | AML | other | m | 2021-02-15T11:04:44.61 |
IV.MTRA.EHN. | ML:1.7 | 0.0003045 | 0.18 | AML | other | m | 2021-02-15T11:04:44.75 |
IV.LNSS.HHN. | ML:2.0 | 0.000627 | 0.22 | AML | other | m | 2021-02-15T11:04:44.72 |
IV.LNSS.HHE. | ML:1.8 | 0.0003725 | 0.38 | AML | other | m | 2021-02-15T11:04:44.78 |
IV.SMA1.EHE. | ML:1.5 | 0.00019600000000000002 | 0.44 | AML | other | m | 2021-02-15T11:04:45.76 |
IV.GAVE.EHN. | ML:1.6 | 0.00029499999999999996 | 1.22 | AML | other | m | 2021-02-15T11:04:45.29 |
IV.CESI.HHE. | ML:1.6 | 0.00022250000000000001 | 1.56 | AML | other | m | 2021-02-15T11:04:45.21 |
IV.CESI.HHN. | ML:1.7 | 0.0002675 | 0.52 | AML | other | m | 2021-02-15T11:04:46.14 |
IV.FDMO.HHE. | ML:1.2 | 0.0001002 | 0.82 | AML | other | m | 2021-02-15T11:04:46.13 |
IV.FDMO.HHN. | ML:1.3 | 0.00011999999999999999 | 1.24 | AML | other | m | 2021-02-15T11:04:46.72 |
IV.GUMA.HHE. | ML:2.0 | 0.00038500000000000003 | 0.28 | AML | other | m | 2021-02-15T11:04:48.29 |
IV.GUMA.HHN. | ML:1.9 | 0.0003265 | 0.26 | AML | other | m | 2021-02-15T11:04:48.73 |
IV.SMA1.EHN. | ML:1.6 | 0.0002135 | 0.36 | AML | other | m | 2021-02-15T11:04:49.36 |
IV.TERO.HHE. | ML:1.4 | 0.00007675000000000001 | 0.12 | AML | other | m | 2021-02-15T11:04:50.91 |
IV.ASSB.HHN. | ML:1.4 | 0.00007415 | 0.9 | AML | other | m | 2021-02-15T11:04:51.61 |
IV.CSP1.EHN. | ML:1.7 | 0.00023 | 0.42 | AML | other | m | 2021-02-15T11:04:51.54 |
IV.ASSB.HHE. | ML:1.4 | 0.00007105 | 0.74 | AML | other | m | 2021-02-15T11:04:52.03 |
IV.CSP1.EHE. | ML:1.6 | 0.00019250000000000002 | 0.42 | AML | other | m | 2021-02-15T11:04:53.68 |
IV.TERO.HHN. | ML:1.5 | 0.00010635 | 1.44 | AML | other | m | 2021-02-15T11:04:53.92 |
IV.MOMA.HHN. | ML:1.8 | 0.00017999999999999998 | 1.8 | AML | other | m | 2021-02-15T11:04:57.92 |
IV.MOMA.HHE. | ML:1.9 | 0.000229 | 0.68 | AML | other | m | 2021-02-15T11:04:57.55 |