A magnitude ML 1.0 earthquake occured in region: 2 km SW Spello (PG), on
and geographic coordinates (lat, lon) 42.9770, 12.6580 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 |
---|---|---|---|---|
Spello | PG | 2 | 8645 | 8645 |
Foligno | PG | 4 | 57155 | 65800 |
Bevagna | PG | 6 | 5081 | 70881 |
Cannara | PG | 6 | 4305 | 75186 |
Montefalco | PG | 9 | 5679 | 80865 |
Assisi | PG | 11 | 28299 | 109164 |
Gualdo Cattaneo | PG | 11 | 6155 | 115319 |
Valtopina | PG | 12 | 1398 | 116717 |
Trevi | PG | 13 | 8469 | 125186 |
Bastia Umbra | PG | 13 | 21874 | 147060 |
Bettona | PG | 15 | 4367 | 151427 |
Castel Ritaldi | PG | 17 | 3278 | 154705 |
Giano dell'Umbria | PG | 17 | 3846 | 158551 |
Nocera Umbra | PG | 19 | 5839 | 164390 |
Torgiano | PG | 19 | 6725 | 171115 |
Deruta | PG | 19 | 9669 | 180784 |
Campello sul Clitunno | PG | 20 | 2442 | 183226 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-09-02 03:06:24 |
42.977 | 12.6578 | 10 | 2021-09-02 03:10:10 |
Sala Sismica INGV-Roma | 94941831 |
Field | Value |
---|---|
Time (UTC) | 2021-09-02 03:06:24 ± 0.13 |
Latitude | 42.9770 ± 0.0054 |
Longitude | 12.6578 ± 0.0123 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 94941831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1001 |
Semi-minor axis of confidence ellipse (meter) | 577 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1000.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 156 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36333 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 94941831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-02 03:10:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PARC.HHZ. | 2021-09-02T03:06:38.06 | 3.0 | undecidable | manual | P | -1.74 | 0 | |||
IV.GAVE.EHZ. | 2021-09-02T03:06:37.95 | 0.6 | undecidable | manual | S | 149 | 36.9297 | 50 | 0.76 | 41 |
IV.MML1.EHZ. | 2021-09-02T03:06:34.94 | 0.6 | undecidable | manual | S | 59 | 29.6481 | 50 | -0.28 | 47 |
IV.ATCC.EHZ. | 2021-09-02T03:06:33.55 | 0.6 | undecidable | manual | S | 356 | 23.1546 | 50 | 0.05 | 51 |
IV.CSP1.EHZ. | 2021-09-02T03:06:33.52 | 3.0 | undecidable | manual | P | 0.03 | 0 | |||
IV.MOMA.HHZ. | 2021-09-02T03:06:32.48 | 0.6 | undecidable | manual | S | 200 | 20.4684 | 117 | -0.22 | 49 |
IV.NRCA.HHZ. | 2021-09-02T03:06:32.42 | 0.6 | negative | manual | P | 113 | 40.3263 | 50 | -0.02 | 49 |
IV.CESI.HHZ. | 2021-09-02T03:06:32.64 | 0.6 | undecidable | manual | S | 81 | 20.2686 | 117 | 0.01 | 51 |
IV.GAVE.EHZ. | 2021-09-02T03:06:31.13 | 0.6 | negative | manual | P | 149 | 36.9297 | 50 | -0.79 | 39 |
IV.FDMO.HHZ. | 2021-09-02T03:06:31.73 | 1.0 | negative | manual | P | 79 | 35.4423 | 50 | 0.04 | 25 |
IV.MML1.EHZ. | 2021-09-02T03:06:30.83 | 1.0 | undecidable | manual | P | 59 | 29.6481 | 50 | 0.04 | 25 |
IV.CESI.HHZ. | 2021-09-02T03:06:29.32 | 1.0 | undecidable | manual | P | 81 | 20.2686 | 117 | 0.03 | 25 |
IV.MOMA.HHZ. | 2021-09-02T03:06:29.48 | 1.0 | positive | manual | P | 200 | 20.4684 | 117 | 0.15 | 25 |
IV.ATCC.EHZ. | 2021-09-02T03:06:29.96 | 0.6 | undecidable | manual | P | 356 | 23.1546 | 50 | 0.17 | 49 |
IV.ASSB.HHZ. | 2021-09-02T03:06:28.93 | 0.6 | undecidable | manual | S | 1 | 7.2927 | 145 | -0.2 | 50 |
IV.ASSB.HHZ. | 2021-09-02T03:06:27.47 | 0.1 | negative | manual | P | 1 | 7.2927 | 145 | 0.2 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHE. | ML:1.1 | 0.000163 | 0.44 | AML | other | m | 2021-09-02T03:06:29.12 |
IV.ASSB.HHN. | ML:1.1 | 0.00016849999999999998 | 0.2 | AML | other | m | 2021-09-02T03:06:29.12 |
IV.MOMA.HHN. | ML:0.8 | 0.0000474 | 0.52 | AML | other | m | 2021-09-02T03:06:33.24 |
IV.MOMA.HHE. | ML:1.0 | 0.00007255 | 0.44 | AML | other | m | 2021-09-02T03:06:33.92 |
IV.NRCA.HHE. | ML:0.9 | 0.0000257 | 1.48 | AML | other | m | 2021-09-02T03:06:39.05 |
IV.NRCA.HHN. | ML:1.0 | 0.00002755 | 0.52 | AML | other | m | 2021-09-02T03:06:40.45 |