A magnitude Md 1.8 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7860, 13.1680 at 8 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 | 6 | 4957 | 4957 |
Arquata del Tronto | AP | 11 | 1178 | 6135 |
Accumoli | RI | 12 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 12 | 281 | 7083 |
Cascia | PG | 15 | 3217 | 10300 |
Preci | PG | 15 | 724 | 11024 |
Montegallo | AP | 15 | 523 | 11547 |
Visso | MC | 17 | 1107 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Montemonaco | AP | 18 | 604 | 13702 |
Cittareale | RI | 19 | 482 | 14184 |
Acquasanta Terme | AP | 20 | 2916 | 17100 |
Amatrice | RI | 20 | 2657 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.8 | 2022-01-21 13:39:45 |
42.7862 | 13.1678 | 8 | 2022-07-08 12:33:37 |
Bollettino Sismico Italiano INGV | 102120291 |
Reviewed Rev100 |
Md 1.8 | 2022-01-21 13:39:45 |
42.784 | 13.164 | 7 | 2022-01-21 13:49:57 |
Sala Sismica INGV-Roma | 100012831 |
Field | Value |
---|---|
Time (UTC) | 2022-01-21 13:39:45 ± 0.08 |
Latitude | 42.7862 ± 0.0036 |
Longitude | 13.1678 ± 0.0049 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 102120291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 391 |
Semi-minor axis of confidence ellipse (meter) | 148 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 282 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
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 | 25 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.06115 |
Epicentral distance of station farthest from the epicenter (degree) | 2.93808 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 102120291 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-18 18:08:05 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 100012831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-01-21 13:49:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CMPR.HHZ. | 2022-01-21T13:40:23.36 | 3.0 | undecidable | manual | P | 326.1291 | -9.88 | 0 | ||
IV.EL6.EHZ. | 2022-01-21T13:40:05.26 | 0.6 | undecidable | manual | S | 355 | 60.495 | 50 | 0.43 | 42 |
IV.ARVD.HHZ. | 2022-01-21T13:40:00.99 | 3.0 | positive | manual | P | 81.0522 | 1.13 | 0 | ||
IV.MML1.HNE. | 2022-01-21T13:39:59.51 | 0.6 | undecidable | manual | S | 336 | 39.627 | 50 | 0.25 | 46 |
IV.CESI.HHZ. | 2022-01-21T13:39:57.30 | 0.6 | undecidable | manual | S | 319 | 32.3454 | 104 | 0.17 | 47 |
IV.CSP1.EHZ. | 2022-01-21T13:39:57.70 | 0.6 | undecidable | manual | S | 5 | 34.0437 | 103 | 0 | 48 |
IV.EL6.EHZ. | 2022-01-21T13:39:56.56 | 0.6 | undecidable | manual | P | 355 | 60.495 | 50 | -0.13 | 45 |
IV.FDMO.HHZ. | 2022-01-21T13:39:56.00 | 0.3 | undecidable | manual | S | 347 | 28.5492 | 106 | 0.15 | 71 |
IV.LNSS.HHE. | 2022-01-21T13:39:54.00 | 0.6 | undecidable | manual | S | 207 | 22.8549 | 110 | 0.03 | 49 |
IV.GAVE.EHN. | 2022-01-21T13:39:54.93 | 0.6 | undecidable | manual | S | 245 | 24.6531 | 108 | 0.38 | 45 |
IV.MML1.HNE. | 2022-01-21T13:39:53.04 | 0.3 | undecidable | manual | P | 336 | 39.627 | 50 | -0.44 | 66 |
IV.MMO1.EHZ. | 2022-01-21T13:39:52.70 | 0.6 | undecidable | manual | S | 46 | 18.0708 | 114 | 0.28 | 47 |
IV.CSP1.EHZ. | 2022-01-21T13:39:52.21 | 0.6 | positive | manual | P | 5 | 34.0437 | 103 | -0.36 | 45 |
IV.MTRA.EHE. | 2022-01-21T13:39:52.80 | 0.6 | undecidable | manual | S | 100 | 18.87 | 113 | 0.1 | 49 |
IV.CESI.HHZ. | 2022-01-21T13:39:51.93 | 0.6 | undecidable | manual | P | 319 | 32.3454 | 104 | -0.31 | 45 |
IV.MC2.EHZ. | 2022-01-21T13:39:51.60 | 0.6 | undecidable | manual | S | 7 | 13.9749 | 120 | 0.43 | 46 |
IV.FDMO.HHZ. | 2022-01-21T13:39:51.20 | 0.6 | undecidable | manual | P | 347 | 28.5492 | 106 | -0.3 | 46 |
IV.GAVE.EHN. | 2022-01-21T13:39:50.83 | 0.6 | undecidable | manual | P | 245 | 24.6531 | 108 | 0.08 | 48 |
IV.LNSS.HHE. | 2022-01-21T13:39:50.64 | 1.0 | undecidable | manual | P | 207 | 22.8549 | 110 | 0.22 | 24 |
IV.MMO1.EHZ. | 2022-01-21T13:39:49.27 | 0.6 | undecidable | manual | P | 46 | 18.0708 | 114 | -0.25 | 47 |
IV.MTRA.EHE. | 2022-01-21T13:39:49.69 | 0.3 | undecidable | manual | P | 100 | 18.87 | 113 | 0.01 | 74 |
IV.NRCA.HHZ. | 2022-01-21T13:39:49.10 | 0.1 | undecidable | manual | S | 320 | 6.7932 | 140 | -0.13 | 99 |
IV.MC2.EHZ. | 2022-01-21T13:39:48.81 | 0.1 | undecidable | manual | P | 7 | 13.9749 | 120 | 0.01 | 100 |
IV.NRCA.HHZ. | 2022-01-21T13:39:47.59 | 0.1 | undecidable | manual | P | 320 | 6.7932 | 140 | -0.09 | 99 |
IV.SMA1.EHZ. | 2022-01-21T13:39:43.07 | 3.0 | undecidable | manual | P | 22.0668 | -7.19 | 0 |