A magnitude ML 0.4 earthquake occured in region: 2 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7740, 13.1040 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 | 2 | 4957 | 4957 |
Cascia | PG | 10 | 3217 | 8174 |
Preci | PG | 13 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9179 |
Accumoli | RI | 15 | 667 | 9846 |
Poggiodomo | PG | 15 | 117 | 9963 |
Arquata del Tronto | AP | 16 | 1178 | 11141 |
Cerreto di Spoleto | PG | 16 | 1075 | 12216 |
Visso | MC | 18 | 1107 | 13323 |
Cittareale | RI | 18 | 482 | 13805 |
Monteleone di Spoleto | PG | 18 | 599 | 14404 |
Ussita | MC | 19 | 444 | 14848 |
Sellano | PG | 19 | 1079 | 15927 |
Vallo di Nera | PG | 20 | 364 | 16291 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2022-04-03 23:07:51 |
42.7738 | 13.1038 | 11 | 2022-04-03 23:20:31 |
Sala Sismica INGV-Roma | 102748481 |
Field | Value |
---|---|
Time (UTC) | 2022-04-03 23:07:51 ± 0.05 |
Latitude | 42.7738 ± 0.0018 |
Longitude | 13.1038 ± 0.0049 |
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 | 102748481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 390 |
Semi-minor axis of confidence ellipse (meter) | 151 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 279 |
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) | 133 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
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) | 0.06025 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27699 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 102748481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-04-03 23:20:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2022-04-03T23:08:01.29 | 0.6 | undecidable | manual | S | 357 | 29.1486 | 50 | -0.05 | 49 |
IV.RM33.EHZ. | 2022-04-03T23:08:01.75 | 0.6 | undecidable | manual | S | 163 | 30.747 | 50 | -0.01 | 49 |
IV.CESI.HHZ. | 2022-04-03T23:08:01.64 | 0.6 | undecidable | manual | S | 328 | 30.3474 | 50 | 0 | 49 |
IV.SMA1.EHZ. | 2022-04-03T23:08:00.14 | 0.6 | undecidable | manual | S | 130 | 24.6531 | 50 | 0 | 50 |
IV.MMO1.EHZ. | 2022-04-03T23:07:59.78 | 0.6 | undecidable | manual | S | 52 | 22.8549 | 50 | 0.13 | 48 |
IV.MC2.EHE. | 2022-04-03T23:07:58.30 | 0.6 | undecidable | manual | S | 24 | 16.7721 | 50 | 0.27 | 48 |
IV.LNSS.HHZ. | 2022-04-03T23:07:58.52 | 0.6 | undecidable | manual | S | 195 | 19.6692 | 50 | -0.28 | 47 |
7F.SIB2.EHE. | 2022-04-03T23:07:58.87 | 0.6 | undecidable | manual | S | 51 | 20.868 | 50 | -0.24 | 48 |
7F.SIB1.EHE. | 2022-04-03T23:07:58.77 | 0.6 | undecidable | manual | S | 45 | 19.0698 | 50 | 0.14 | 49 |
IV.CESI.HHZ. | 2022-04-03T23:07:57.31 | 0.3 | undecidable | manual | P | 328 | 30.3474 | 50 | 0.13 | 72 |
7F.SIB3.EHE. | 2022-04-03T23:07:57.96 | 0.6 | undecidable | manual | S | 50 | 17.5713 | 50 | -0.28 | 47 |
IV.RM33.EHZ. | 2022-04-03T23:07:57.37 | 0.3 | undecidable | manual | P | 163 | 30.747 | 50 | 0.12 | 72 |
IV.SMA1.EHZ. | 2022-04-03T23:07:56.65 | 0.3 | undecidable | manual | P | 130 | 24.6531 | 50 | 0.33 | 69 |
IV.FDMO.HHZ. | 2022-04-03T23:07:56.94 | 0.1 | undecidable | manual | P | 357 | 29.1486 | 50 | -0.07 | 97 |
IV.MMO1.EHZ. | 2022-04-03T23:07:55.99 | 0.1 | undecidable | manual | P | 52 | 22.8549 | 50 | -0.04 | 99 |
7F.SIB2.EHE. | 2022-04-03T23:07:55.59 | 0.1 | undecidable | manual | P | 51 | 20.868 | 50 | -0.13 | 97 |
7F.SIB1.EHE. | 2022-04-03T23:07:55.47 | 0.1 | undecidable | manual | P | 45 | 19.0698 | 50 | 0.02 | 100 |
IV.MC2.EHE. | 2022-04-03T23:07:55.22 | 0.1 | undecidable | manual | P | 24 | 16.7721 | 50 | 0.12 | 98 |
IV.LNSS.HHZ. | 2022-04-03T23:07:55.49 | 0.1 | undecidable | manual | P | 195 | 19.6692 | 50 | -0.05 | 99 |
7F.SIB3.EHE. | 2022-04-03T23:07:55.11 | 0.1 | undecidable | manual | P | 50 | 17.5713 | 50 | -0.11 | 98 |
IV.NRCA.HNZ. | 2022-04-03T23:07:55.43 | 0.3 | undecidable | manual | S | 7 | 6.6933 | 149 | -0.15 | 74 |
IV.NRCA.HNZ. | 2022-04-03T23:07:53.80 | 0.1 | undecidable | manual | P | 7 | 6.6933 | 149 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:0.8 | 0.000051750000000000004 | 1.02 | AML | other | m | 2022-04-03T23:07:59.87 |
IV.LNSS.HHN. | ML:0.8 | 0.0000521 | 0.96 | AML | other | m | 2022-04-03T23:07:59.95 |
IV.MMO1.EHE. | ML:0.4 | 0.000014781075000000001 | 0.2432 | AML | other | m | 2022-04-03T23:08:01.72 |
IV.MMO1.EHN. | ML:0.2 | 0.000011732089999999998 | 0.0896 | AML | other | m | 2022-04-03T23:08:00.81 |
IV.FDMO.HHE. | ML:0.0 | 0.000007101242 | 0.32 | AML | other | m | 2022-04-03T23:08:01.47 |
IV.FDMO.HHN. | ML:0.3 | 0.000007961358 | 0.2944 | AML | other | m | 2022-04-03T23:08:01.30 |
IV.CESI.HHN. | ML:0.3 | 0.000012145033 | 0.3712 | AML | other | m | 2022-04-03T23:08:01.76 |
IV.RM33.EHN. | ML:0.5 | 0.0000143250015 | 0.1152 | AML | other | m | 2022-04-03T23:08:02.28 |