A magnitude ML 0.8 earthquake occured in region: 5 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8220, 13.1420 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 | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 8 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Visso | MC | 13 | 1107 | 7069 |
Ussita | MC | 14 | 444 | 7513 |
Arquata del Tronto | AP | 14 | 1178 | 8691 |
Cascia | PG | 16 | 3217 | 11908 |
Montegallo | AP | 16 | 523 | 12431 |
Accumoli | RI | 17 | 667 | 13098 |
Montemonaco | AP | 18 | 604 | 13702 |
Cerreto di Spoleto | PG | 18 | 1075 | 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 0.8 | 2022-01-18 08:01:24 |
42.8218 | 13.1422 | 11 | 2022-01-18 08:07:56 |
Sala Sismica INGV-Roma | 99899191 |
Field | Value |
---|---|
Time (UTC) | 2022-01-18 08:01:24 ± 0.04 |
Latitude | 42.8218 ± 0.0027 |
Longitude | 13.1422 ± 0.0037 |
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 | 99899191 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 336 |
Semi-minor axis of confidence ellipse (meter) | 225 |
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) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 65 |
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) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.02338 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39300 |
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 | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 99899191 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-01-18 08:07:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2022-01-18T08:01:39.03 | 0.3 | undecidable | manual | S | 120 | 43.623 | 50 | -0.04 | 71 |
IV.MML1.EHZ. | 2022-01-18T08:01:36.95 | 0.3 | undecidable | manual | S | 337 | 35.1426 | 50 | 0.13 | 71 |
IV.CSP1.EHZ. | 2022-01-18T08:01:35.83 | 0.3 | undecidable | manual | S | 10 | 30.3474 | 50 | 0.3 | 69 |
IV.GAVE.EHE. | 2022-01-18T08:01:34.09 | 0.6 | undecidable | manual | S | 235 | 24.753 | 50 | 0.05 | 49 |
IV.SMA1.EHE. | 2022-01-18T08:01:34.28 | 0.1 | undecidable | manual | S | 143 | 26.4513 | 50 | -0.2 | 94 |
IV.LNSS.HHZ. | 2022-01-18T08:01:34.33 | 0.3 | undecidable | manual | S | 199 | 25.6521 | 50 | 0.05 | 73 |
IV.CESI.HHZ. | 2022-01-18T08:01:34.41 | 0.3 | undecidable | manual | S | 317 | 28.0497 | 50 | -0.49 | 66 |
IV.TERO.HHZ. | 2022-01-18T08:01:33.17 | 0.3 | undecidable | manual | P | 120 | 43.623 | 50 | 0.07 | 70 |
IV.FDMO.HHZ. | 2022-01-18T08:01:33.79 | 0.3 | undecidable | manual | S | 349 | 24.2535 | 50 | -0.1 | 72 |
IV.FEMA.HNZ. | 2022-01-18T08:01:31.80 | 0.3 | undecidable | manual | S | 334 | 17.2716 | 122 | -0.23 | 72 |
IV.CSP1.EHZ. | 2022-01-18T08:01:31.08 | 0.1 | undecidable | manual | P | 10 | 30.3474 | 50 | 0.03 | 97 |
IV.MML1.EHZ. | 2022-01-18T08:01:31.84 | 1.0 | positive | manual | P | 337 | 35.1426 | 50 | 0.05 | 24 |
IV.MMO1.EHN. | 2022-01-18T08:01:31.76 | 0.3 | undecidable | manual | S | 60 | 17.2716 | 122 | -0.28 | 71 |
IV.FDMO.HHZ. | 2022-01-18T08:01:30.05 | 0.3 | negative | manual | P | 349 | 24.2535 | 50 | -0.05 | 73 |
IV.LNSS.HHZ. | 2022-01-18T08:01:30.40 | 0.1 | undecidable | manual | P | 199 | 25.6521 | 50 | 0.07 | 97 |
IV.CESI.HHZ. | 2022-01-18T08:01:30.75 | 0.6 | undecidable | manual | P | 317 | 28.0497 | 50 | 0.06 | 48 |
IV.MC2.EHZ. | 2022-01-18T08:01:30.47 | 0.3 | undecidable | manual | S | 21 | 10.6782 | 136 | 0.24 | 72 |
IV.GAVE.EHE. | 2022-01-18T08:01:30.29 | 0.1 | undecidable | manual | P | 235 | 24.753 | 50 | 0.1 | 97 |
IV.SMA1.EHE. | 2022-01-18T08:01:30.46 | 0.1 | undecidable | manual | P | 143 | 26.4513 | 50 | 0.02 | 98 |
IV.FEMA.HNZ. | 2022-01-18T08:01:29.09 | 0.1 | undecidable | manual | P | 334 | 17.2716 | 122 | 0.06 | 99 |
IV.MMO1.EHN. | 2022-01-18T08:01:28.98 | 0.1 | undecidable | manual | P | 60 | 17.2716 | 122 | -0.05 | 99 |
IV.MC2.EHZ. | 2022-01-18T08:01:28.21 | 0.1 | undecidable | manual | P | 21 | 10.6782 | 136 | 0.22 | 97 |
IV.NRCA.HNN. | 2022-01-18T08:01:28.61 | 0.3 | undecidable | manual | S | 300 | 2.5974 | 167 | -0.22 | 73 |
IV.NRCA.HNN. | 2022-01-18T08:01:27.30 | 0.1 | undecidable | manual | P | 300 | 2.5974 | 167 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHN. | ML:1.0 | 0.00005411986000000001 | 0.1408 | AML | other | m | 2022-01-18T08:01:35.23 |
IV.CESI.HHE. | ML:0.9 | 0.0000388 | 0.92 | AML | other | m | 2022-01-18T08:01:35.49 |
IV.MC2.EHE. | ML:1.4 | 0.0002867345 | 0.1792 | AML | other | m | 2022-01-18T08:01:31.58 |
IV.MC2.EHN. | ML:1.4 | 0.0003026825 | 0.2048 | AML | other | m | 2022-01-18T08:01:30.74 |
IV.FDMO.HHE. | ML:0.4 | 0.000014113886 | 0.2176 | AML | other | m | 2022-01-18T08:01:37.03 |
IV.FDMO.HHN. | ML:0.4 | 0.000015227960000000001 | 0.1152 | AML | other | m | 2022-01-18T08:01:34.27 |
IV.CSP1.EHE. | ML:0.9 | 0.000039355939999999996 | 0.4416 | AML | other | m | 2022-01-18T08:01:36.96 |
IV.CSP1.EHN. | ML:0.9 | 0.00003608899 | 0.3968 | AML | other | m | 2022-01-18T08:01:38.64 |
IV.MML1.EHE. | ML:0.4 | 0.00001074205 | 0.1408 | AML | other | m | 2022-01-18T08:01:37.45 |
IV.MML1.EHN. | ML:0.6 | 0.000013714385 | 0.2048 | AML | other | m | 2022-01-18T08:01:37.34 |
IV.TERO.HHN. | ML:0.9 | 0.000025367420000000002 | 0.0576 | AML | other | m | 2022-01-18T08:01:39.61 |