A magnitude ML 0.9 earthquake occured in region: 6 km N Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1690, 12.7790 at 10 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 |
---|---|---|---|---|
Nocera Umbra | PG | 7 | 5839 | 5839 |
Gualdo Tadino | PG | 7 | 15208 | 21047 |
Valtopina | PG | 12 | 1398 | 22445 |
Fiuminata | MC | 13 | 1402 | 23847 |
Sefro | MC | 14 | 422 | 24269 |
Fossato di Vico | PG | 14 | 2840 | 27109 |
Valfabbrica | PG | 14 | 3389 | 30498 |
Esanatoglia | MC | 17 | 2034 | 32532 |
Pioraco | MC | 17 | 1134 | 33666 |
Assisi | PG | 17 | 28299 | 61965 |
Serravalle di Chienti | MC | 18 | 1070 | 63035 |
Sigillo | PG | 18 | 2404 | 65439 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2023-09-20 22:19:49 |
43.1693 | 12.7787 | 10 | 2023-09-20 22:25:43 |
Sala Sismica INGV-Roma | 121288311 |
Field | Value |
---|---|
Time (UTC) | 2023-09-20 22:19:49 ± 0.04 |
Latitude | 43.1693 ± 0.0018 |
Longitude | 12.7787 ± 0.0025 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121288311 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 174 |
Semi-minor axis of confidence ellipse (meter) | 172 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 36 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 170.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 103 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.09 |
Epicentral distance of station closest to the epicenter (degree) | 0.10252 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40649 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 121288311 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-20 22:25:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATVO.HHZ. | 2023-09-20T22:20:02.02 | 0.6 | undecidable | manual | S | 308 | 38.2284 | 50 | 0.1 | 48 |
IV.FRON.EHZ. | 2023-09-20T22:20:01.89 | 0.6 | undecidable | manual | S | 354 | 38.8278 | 50 | -0.22 | 46 |
IV.ATMI.HHZ. | 2023-09-20T22:20:00.14 | 3.0 | negative | manual | P | 45.1215 | 2.56 | 0 | ||
IV.MURB.HHZ. | 2023-09-20T22:19:58.06 | 0.6 | undecidable | manual | S | 297 | 23.0547 | 50 | 0.19 | 47 |
IV.ATVO.HHZ. | 2023-09-20T22:19:56.49 | 1.0 | undecidable | manual | P | 308 | 38.2284 | 50 | -0.02 | 24 |
IV.FRON.EHZ. | 2023-09-20T22:19:56.68 | 1.0 | undecidable | manual | P | 354 | 38.8278 | 50 | 0.06 | 24 |
IV.MML1.EHZ. | 2023-09-20T22:19:56.00 | 0.6 | undecidable | manual | S | 112 | 16.7721 | 122 | 0.03 | 50 |
IV.SNTG.HHZ. | 2023-09-20T22:19:55.78 | 0.6 | undecidable | manual | S | 54 | 16.1727 | 123 | 0 | 50 |
IV.ASSB.HHZ. | 2023-09-20T22:19:55.96 | 0.6 | undecidable | manual | S | 215 | 17.0718 | 121 | -0.1 | 49 |
IV.FOSV.EHZ. | 2023-09-20T22:19:55.02 | 0.6 | undecidable | manual | S | 354 | 13.9749 | 127 | -0.14 | 50 |
IV.MURB.HHZ. | 2023-09-20T22:19:54.19 | 0.3 | positive | manual | P | 297 | 23.0547 | 50 | 0.02 | 74 |
IV.ATCC.EHZ. | 2023-09-20T22:19:54.30 | 0.6 | undecidable | manual | S | 279 | 11.3775 | 132 | -0.16 | 50 |
IV.SNTG.HHZ. | 2023-09-20T22:19:53.10 | 0.3 | positive | manual | P | 54 | 16.1727 | 123 | 0.13 | 73 |
IV.ASSB.HHZ. | 2023-09-20T22:19:53.11 | 0.1 | positive | manual | P | 215 | 17.0718 | 121 | -0.02 | 100 |
IV.FOSV.EHZ. | 2023-09-20T22:19:52.60 | 0.3 | undecidable | manual | P | 354 | 13.9749 | 127 | 0 | 75 |
IV.MML1.EHZ. | 2023-09-20T22:19:52.95 | 1.0 | undecidable | manual | P | 112 | 16.7721 | 122 | -0.12 | 24 |
IV.ATCC.EHZ. | 2023-09-20T22:19:52.27 | 0.1 | negative | manual | P | 279 | 11.3775 | 132 | 0.07 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHN. | ML:1.0 | 0.00013000000000000002 | 0.12 | AML | other | m | 2023-09-20T22:19:54.38 |
IV.ATCC.EHE. | ML:0.9 | 0.00009545 | 0.12 | AML | other | m | 2023-09-20T22:19:54.43 |
IV.FOSV.EHE. | ML:0.7 | 0.00005515 | 0.18 | AML | other | m | 2023-09-20T22:19:55.15 |
IV.FOSV.EHN. | ML:0.9 | 0.00007929999999999999 | 0.46 | AML | other | m | 2023-09-20T22:19:55.18 |