A magnitude ML 0.4 earthquake occured in region: 1 km W Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8970, 13.1430 at 7 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 1 | 281 | 281 |
Ussita | MC | 5 | 444 | 725 |
Visso | MC | 6 | 1107 | 1832 |
Preci | PG | 9 | 724 | 2556 |
Norcia | PG | 12 | 4957 | 7513 |
Bolognola | MC | 13 | 142 | 7655 |
Montemonaco | AP | 15 | 604 | 8259 |
Acquacanina | MC | 15 | 121 | 8380 |
Fiastra | MC | 16 | 559 | 8939 |
Monte Cavallo | MC | 16 | 145 | 9084 |
Fiordimonte | MC | 16 | 202 | 9286 |
Montegallo | AP | 17 | 523 | 9809 |
Montefortino | FM | 17 | 1178 | 10987 |
Sellano | PG | 18 | 1079 | 12066 |
Pieve Torina | MC | 18 | 1458 | 13524 |
Arquata del Tronto | AP | 19 | 1178 | 14702 |
Pievebovigliana | MC | 19 | 866 | 15568 |
Amandola | FM | 20 | 3629 | 19197 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2022-04-25 20:32:34 |
42.8968 | 13.1433 | 7 | 2022-04-25 20:39:24 |
Sala Sismica INGV-Roma | 103778221 |
Field | Value |
---|---|
Time (UTC) | 2022-04-25 20:32:34 ± 0.17 |
Latitude | 42.8968 ± 0.0036 |
Longitude | 13.1433 ± 0.0037 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 103778221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 335 |
Semi-minor axis of confidence ellipse (meter) | 301 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 44 |
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) | 110 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.06655 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20505 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 103778221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-04-25 20:39:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2022-04-25T20:32:43.08 | 0.6 | undecidable | manual | S | 302 | 22.755 | 106 | 0.23 | 95 |
IV.MMO1.EHZ. | 2022-04-25T20:32:40.33 | 0.6 | undecidable | manual | S | 89 | 14.874 | 114 | 0.06 | 99 |
IV.FDMO.HHZ. | 2022-04-25T20:32:40.61 | 0.6 | undecidable | manual | S | 344 | 16.1727 | 112 | -0.06 | 99 |
IV.CESI.HHZ. | 2022-04-25T20:32:39.18 | 0.6 | undecidable | manual | P | 302 | 22.755 | 106 | -0.19 | 95 |
IV.CSP1.EHZ. | 2022-04-25T20:32:39.22 | 0.6 | positive | manual | P | 13 | 22.1556 | 106 | -0.04 | 99 |
IV.FDMO.HHZ. | 2022-04-25T20:32:38.07 | 1.0 | undecidable | manual | P | 344 | 16.1727 | 112 | -0.04 | 50 |
IV.NRCA.HHZ. | 2022-04-25T20:32:37.95 | 0.6 | undecidable | manual | S | 199 | 7.3815 | 132 | -0.1 | 100 |
IV.MMO1.EHZ. | 2022-04-25T20:32:37.91 | 0.6 | positive | manual | P | 89 | 14.874 | 114 | 0.03 | 100 |
IV.NRCA.HHZ. | 2022-04-25T20:32:36.70 | 0.6 | undecidable | manual | P | 199 | 7.3815 | 132 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MMO1.EHE. | ML:0.7 | 0.00005434999999999999 | 0.4 | AML | other | m | 2022-04-25T20:32:40.48 |
IV.MMO1.EHN. | ML:0.5 | 0.00003505 | 0.08 | AML | other | m | 2022-04-25T20:32:40.74 |
IV.FDMO.HHE. | ML:0.2 | 0.00001715 | 1.2 | AML | other | m | 2022-04-25T20:32:42.05 |
IV.FDMO.HHN. | ML:0.2 | 0.0000164 | 0.4 | AML | other | m | 2022-04-25T20:32:42.14 |