A magnitude ML 1.1 earthquake occured in region: 5 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8230, 13.1360 at 9 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 | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 8 | 281 | 5238 |
Preci | PG | 10 | 724 | 5962 |
Visso | MC | 13 | 1107 | 7069 |
Ussita | MC | 14 | 444 | 7513 |
Arquata del Tronto | AP | 14 | 1178 | 8691 |
Cascia | PG | 15 | 3217 | 11908 |
Montegallo | AP | 16 | 523 | 12431 |
Accumoli | RI | 17 | 667 | 13098 |
Cerreto di Spoleto | PG | 18 | 1075 | 14173 |
Montemonaco | AP | 18 | 604 | 14777 |
Sellano | PG | 19 | 1079 | 15856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-01-01 11:22:35 |
42.8227 | 13.1357 | 9 | 2023-01-01 11:28:25 |
Sala Sismica INGV-Roma | 113227391 |
Field | Value |
---|---|
Time (UTC) | 2023-01-01 11:22:35 ± 0.07 |
Latitude | 42.8227 ± 0.0036 |
Longitude | 13.1357 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 113227391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 332 |
Semi-minor axis of confidence ellipse (meter) | 260 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 336 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 107 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.01889 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39750 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 113227391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-01-01 11:28:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2023-01-01T11:22:44.18 | 0.6 | undecidable | manual | P | 120 | 44.1225 | 50 | 0.05 | 47 |
IV.MMO1.EHZ. | 2023-01-01T11:22:42.39 | 0.3 | undecidable | manual | S | 61 | 17.6712 | 116 | -0.02 | 75 |
IV.MML1.EHZ. | 2023-01-01T11:22:42.63 | 1.0 | positive | manual | P | 338 | 34.9428 | 50 | -0.08 | 24 |
IV.CSP1.EHZ. | 2023-01-01T11:22:41.49 | 1.0 | undecidable | manual | P | 11 | 30.3474 | 106 | -0.42 | 22 |
IV.LNSS.HHZ. | 2023-01-01T11:22:41.04 | 0.3 | negative | manual | P | 198 | 25.5522 | 108 | 0.05 | 73 |
7F.SIB2.EHZ. | 2023-01-01T11:22:41.65 | 0.3 | undecidable | manual | S | 61 | 15.6732 | 119 | -0.12 | 73 |
IV.SMA1.EHZ. | 2023-01-01T11:22:41.33 | 1.0 | negative | manual | P | 143 | 26.8509 | 108 | 0.1 | 24 |
7F.SIB1.EHZ. | 2023-01-01T11:22:41.21 | 0.3 | undecidable | manual | S | 54 | 13.5753 | 122 | 0.07 | 74 |
IV.GUMA.HHZ. | 2023-01-01T11:22:41.98 | 0.6 | positive | manual | P | 31 | 31.1466 | 105 | -0.08 | 48 |
IV.CESI.HHZ. | 2023-01-01T11:22:41.17 | 0.6 | positive | manual | P | 317 | 27.5502 | 107 | -0.2 | 47 |
IV.FDMO.HHZ. | 2023-01-01T11:22:40.53 | 1.0 | negative | manual | P | 351 | 24.0537 | 110 | -0.17 | 24 |
IV.MTRA.HNZ. | 2023-01-01T11:22:40.35 | 0.3 | undecidable | manual | P | 109 | 22.4553 | 111 | -0.05 | 73 |
7F.SIB3.EHZ. | 2023-01-01T11:22:40.58 | 0.3 | undecidable | manual | S | 62 | 12.3765 | 125 | -0.22 | 72 |
IV.MC2.EHZ. | 2023-01-01T11:22:40.66 | 0.3 | undecidable | manual | S | 24 | 10.7781 | 128 | 0.31 | 71 |
IV.MMO1.EHZ. | 2023-01-01T11:22:39.53 | 0.3 | undecidable | manual | P | 61 | 17.6712 | 116 | 0.01 | 75 |
7F.SIB2.EHZ. | 2023-01-01T11:22:39.12 | 0.1 | undecidable | manual | P | 61 | 15.6732 | 119 | -0.03 | 99 |
7F.SIB3.EHZ. | 2023-01-01T11:22:38.61 | 0.3 | undecidable | manual | P | 62 | 12.3765 | 125 | 0.01 | 75 |
IV.MC2.EHZ. | 2023-01-01T11:22:38.58 | 0.3 | undecidable | manual | P | 24 | 10.7781 | 128 | 0.24 | 72 |
IV.NRCA.HHZ. | 2023-01-01T11:22:38.45 | 0.3 | undecidable | manual | S | 305 | 2.0979 | 166 | -0.19 | 74 |
7F.SIB1.EHZ. | 2023-01-01T11:22:38.93 | 0.3 | undecidable | manual | P | 54 | 13.5753 | 122 | 0.14 | 73 |
IV.NRCA.HHZ. | 2023-01-01T11:22:37.47 | 0.1 | undecidable | manual | P | 305 | 2.0979 | 166 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MC2.EHN. | ML:1.5 | 0.000425 | 0.26 | AML | other | m | 2023-01-01T11:22:41.81 |
IV.MC2.EHE. | ML:1.3 | 0.000266 | 0.42 | AML | other | m | 2023-01-01T11:22:41.77 |
IV.GUMA.HHN. | ML:1.0 | 0.00004485 | 0.2 | AML | other | m | 2023-01-01T11:22:47.39 |
IV.GUMA.HHE. | ML:0.9 | 0.000035092865 | 0.3008 | AML | other | m | 2023-01-01T11:22:50.92 |
IV.NRCA.HHE. | ML:0.0 | 0.0013401035000000002 | 0.1408 | AML | other | m | 2023-01-01T11:22:38.48 |
IV.NRCA.HHN. | ML:0.0 | 0.000551246 | 0.064 | AML | other | m | 2023-01-01T11:22:38.48 |
IV.NRCA.HNE. | ML:0.0 | 0.0012861395 | 0.1408 | AML | other | m | 2023-01-01T11:22:38.48 |
IV.NRCA.HNN. | ML:0.0 | 0.00049085615 | 0.128 | AML | other | m | 2023-01-01T11:22:39.08 |
IV.LNSS.HNE. | ML:1.2 | 0.00010719704000000001 | 0.3712 | AML | other | m | 2023-01-01T11:22:43.79 |
IV.LNSS.HNN. | ML:1.6 | 0.0002169962 | 0.96 | AML | other | m | 2023-01-01T11:22:44.48 |
IV.LNSS.HHE. | ML:0.7 | 0.000032200305 | 0.1216 | AML | other | m | 2023-01-01T11:22:46.30 |
IV.LNSS.HHN. | ML:0.8 | 0.00004129362 | 0.256 | AML | other | m | 2023-01-01T11:22:45.52 |
IV.CESI.HHE. | ML:0.6 | 0.000019368759999999997 | 0.2432 | AML | other | m | 2023-01-01T11:22:46.11 |
IV.CESI.HHN. | ML:0.7 | 0.00002480565 | 0.1792 | AML | other | m | 2023-01-01T11:22:46.38 |
IV.CESI.HNE. | ML:1.2 | 0.0000937876225 | 0.6272 | AML | other | m | 2023-01-01T11:22:49.41 |
IV.CESI.HNN. | ML:1.2 | 0.00008497854 | 0.5376 | AML | other | m | 2023-01-01T11:22:41.98 |
IV.CSP1.EHE. | ML:0.9 | 0.000033742722499999996 | 0.16 | AML | other | m | 2023-01-01T11:22:48.43 |
IV.CSP1.EHN. | ML:1.0 | 0.000050821185000000006 | 0.3008 | AML | other | m | 2023-01-01T11:22:48.21 |
IV.GUMA.HNE. | ML:1.4 | 0.000122687445 | 0.7296 | AML | other | m | 2023-01-01T11:22:44.75 |
IV.GUMA.HNN. | ML:1.6 | 0.00016676649999999998 | 1.1776 | AML | other | m | 2023-01-01T11:22:52.64 |
IV.MML1.HNE. | ML:1.6 | 0.00017476075499999998 | 0.9792 | AML | other | m | 2023-01-01T11:22:51.75 |
IV.MML1.HNN. | ML:2.0 | 0.00046555135000000004 | 0.9408 | AML | other | m | 2023-01-01T11:22:53.99 |
IV.MML1.EHE. | ML:0.4 | 0.000009231127000000001 | 0.1408 | AML | other | m | 2023-01-01T11:22:48.11 |
IV.MML1.EHN. | ML:0.4 | 0.0000089133225 | 0.1408 | AML | other | m | 2023-01-01T11:22:48.04 |
IV.TERO.HHE. | ML:0.7 | 0.00001347276 | 0.096 | AML | other | m | 2023-01-01T11:22:50.43 |
IV.TERO.HHN. | ML:0.7 | 0.0000145056835 | 0.1024 | AML | other | m | 2023-01-01T11:22:50.31 |
IV.TERO.HNE. | ML:1.6 | 0.00011282060000000001 | 0.5696 | AML | other | m | 2023-01-01T11:22:52.03 |
IV.TERO.HNN. | ML:1.7 | 0.00014564019 | 0.8512 | AML | other | m | 2023-01-01T11:23:03.13 |