A magnitude ML 0.9 earthquake occured in region: 8 km SE Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0000, 12.8070 at 8 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 |
---|---|---|---|---|
Valtopina | PG | 8 | 1398 | 1398 |
Foligno | PG | 10 | 57155 | 58553 |
Spello | PG | 11 | 8645 | 67198 |
Nocera Umbra | PG | 13 | 5839 | 73037 |
Serravalle di Chienti | MC | 14 | 1070 | 74107 |
Trevi | PG | 14 | 8469 | 82576 |
Sellano | PG | 16 | 1079 | 83655 |
Monte Cavallo | MC | 16 | 145 | 83800 |
Montefalco | PG | 17 | 5679 | 89479 |
Assisi | PG | 17 | 28299 | 117778 |
Bevagna | PG | 18 | 5081 | 122859 |
Cannara | PG | 18 | 4305 | 127164 |
Campello sul Clitunno | PG | 20 | 2442 | 129606 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2023-05-11 23:45:33 |
43.0002 | 12.8073 | 8 | 2023-05-11 23:51:19 |
Sala Sismica INGV-Roma | 117266381 |
Field | Value |
---|---|
Time (UTC) | 2023-05-11 23:45:33 ± 0.07 |
Latitude | 43.0002 ± 0.0027 |
Longitude | 12.8073 ± 0.0025 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117266381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 310 |
Semi-minor axis of confidence ellipse (meter) | 9 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 194 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 165 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
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) | 0.07105 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27969 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 117266381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-11 23:51:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATCC.EHZ. | 2023-05-11T23:45:42.59 | 0.1 | undecidable | manual | S | 327 | 24.5532 | 107 | 0.01 | 98 |
IV.FDMO.HHZ. | 2023-05-11T23:45:42.17 | 0.3 | undecidable | manual | S | 80 | 23.0547 | 108 | 0.1 | 72 |
IV.MML1.EHZ. | 2023-05-11T23:45:40.44 | 0.1 | undecidable | manual | S | 47 | 18.3705 | 113 | -0.1 | 97 |
IV.NRCA.HHZ. | 2023-05-11T23:45:39.90 | 0.3 | undecidable | manual | P | 126 | 31.0467 | 104 | -0.15 | 71 |
IV.FDMO.HHZ. | 2023-05-11T23:45:38.60 | 0.1 | undecidable | manual | P | 80 | 23.0547 | 108 | 0.09 | 96 |
IV.ASSB.HHZ. | 2023-05-11T23:45:38.89 | 0.1 | undecidable | manual | S | 291 | 12.9759 | 121 | 0.03 | 99 |
IV.ATCC.EHZ. | 2023-05-11T23:45:38.72 | 0.1 | undecidable | manual | P | 327 | 24.5532 | 107 | -0.08 | 96 |
IV.CESI.HHZ. | 2023-05-11T23:45:37.42 | 0.1 | undecidable | manual | S | 86 | 7.881 | 134 | -0.04 | 100 |
IV.MML1.EHZ. | 2023-05-11T23:45:37.68 | 0.1 | undecidable | manual | P | 47 | 18.3705 | 113 | 0.06 | 98 |
IV.ASSB.HHZ. | 2023-05-11T23:45:36.67 | 0.1 | undecidable | manual | P | 291 | 12.9759 | 121 | 0.02 | 100 |
IV.CESI.HHZ. | 2023-05-11T23:45:35.90 | 0.1 | undecidable | manual | P | 86 | 7.881 | 134 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHN. | ML:1.1 | 0.00008618818000000001 | 3.4688 | AML | other | m | 2023-05-11T23:45:42.96 |
IV.ATCC.EHE. | ML:0.9 | 0.00004644798 | 0.128 | AML | other | m | 2023-05-11T23:45:43.07 |
IV.CESI.HHE. | ML:0.5 | 0.000052424539999999995 | 0.1664 | AML | other | m | 2023-05-11T23:45:37.54 |
IV.CESI.HHN. | ML:0.6 | 0.000066323545 | 0.2432 | AML | other | m | 2023-05-11T23:45:37.76 |
IV.CESI.HNE. | ML:0.9 | 0.00013559246 | 5.4528 | AML | other | m | 2023-05-11T23:45:41.11 |
IV.CESI.HNN. | ML:1.1 | 0.000208912 | 7.488 | AML | other | m | 2023-05-11T23:45:42.24 |
IV.ASSB.HHE. | ML:0.6 | 0.000045131485 | 0.32 | AML | other | m | 2023-05-11T23:45:39.14 |
IV.ASSB.HHN. | ML:0.7 | 0.000058759055 | 0.2304 | AML | other | m | 2023-05-11T23:45:39.12 |
IV.MML1.EHE. | ML:0.7 | 0.000040064330000000004 | 2.0736 | AML | other | m | 2023-05-11T23:45:42.08 |
IV.MML1.EHN. | ML:0.6 | 0.000029130594999999998 | 2.7008 | AML | other | m | 2023-05-11T23:45:36.68 |
IV.MML1.HNE. | ML:1.3 | 0.00015743419999999998 | 1.28 | AML | other | m | 2023-05-11T23:45:46.59 |
IV.MML1.HNN. | ML:1.4 | 0.0001957892 | 1.024 | AML | other | m | 2023-05-11T23:45:42.55 |
IV.FDMO.HHE. | ML:0.5 | 0.000020550135 | 2.7648 | AML | other | m | 2023-05-11T23:45:46.12 |
IV.FDMO.HHN. | ML:0.5 | 0.00001999318 | 2.24 | AML | other | m | 2023-05-11T23:45:38.82 |
IV.ATCC.HNE. | ML:1.3 | 0.00013554795 | 1.1392 | AML | other | m | 2023-05-11T23:45:51.15 |
IV.ATCC.HNN. | ML:1.4 | 0.00014854539999999998 | 2.1376 | AML | other | m | 2023-05-11T23:45:44.76 |
IV.NRCA.HHE. | ML:0.8 | 0.000029876025 | 2.5856 | AML | other | m | 2023-05-11T23:45:45.63 |
IV.NRCA.HHN. | ML:0.7 | 0.000027014575 | 1.792 | AML | other | m | 2023-05-11T23:45:45.67 |
IV.NRCA.HNE. | ML:1.4 | 0.0001371945 | 2.2144 | AML | other | m | 2023-05-11T23:45:50.29 |
IV.NRCA.HNN. | ML:1.5 | 0.00015354141 | 0.9344 | AML | other | m | 2023-05-11T23:45:55.16 |