A magnitude ML 1.3 earthquake occured in region: 5 km SW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.1350, 12.5580 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 |
---|---|---|---|---|
Valfabbrica | PG | 5 | 3389 | 3389 |
Bastia Umbra | PG | 8 | 21874 | 25263 |
Assisi | PG | 9 | 28299 | 53562 |
Perugia | PG | 14 | 166134 | 219696 |
Bettona | PG | 15 | 4367 | 224063 |
Cannara | PG | 16 | 4305 | 228368 |
Torgiano | PG | 16 | 6725 | 235093 |
Valtopina | PG | 18 | 1398 | 236491 |
Spello | PG | 18 | 8645 | 245136 |
Nocera Umbra | PG | 19 | 5839 | 250975 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-04-08 17:20:28 |
43.1352 | 12.5582 | 8 | 2021-04-08 17:26:17 |
Sala Sismica INGV-Roma | 88921471 |
Field | Value |
---|---|
Time (UTC) | 2021-04-08 17:20:28 ± 0.07 |
Latitude | 43.1352 ± 0.0027 |
Longitude | 12.5582 ± 0.0049 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88921471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 348 |
Semi-minor axis of confidence ellipse (meter) | 206 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 53 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 58 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 32 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47574 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 28 |
Type of magnitude | ML |
Reference to an origin | 88921471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-08 17:26:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARRO.EHZ. | 2021-04-08T17:20:46.90 | 3.0 | undecidable | manual | S | -2.38 | 0 | |||
IV.NARO.HHZ. | 2021-04-08T17:20:45.28 | 0.1 | undecidable | manual | S | 2 | 52.8027 | 50 | -0.26 | 88 |
IV.EL6.EHZ. | 2021-04-08T17:20:45.19 | 0.1 | undecidable | manual | S | 64 | 48.9177 | 50 | 0.68 | 78 |
IV.CAFI.HHZ. | 2021-04-08T17:20:45.45 | 0.1 | undecidable | manual | S | 294 | 52.4031 | 50 | 0 | 93 |
IV.ARVD.HHZ. | 2021-04-08T17:20:45.06 | 0.1 | undecidable | manual | S | 37 | 50.8158 | 50 | 0.06 | 92 |
IV.CSP1.EHZ. | 2021-04-08T17:20:45.91 | 0.3 | undecidable | manual | S | 95 | 52.6029 | 50 | 0.42 | 64 |
IV.FDMO.HHZ. | 2021-04-08T17:20:43.20 | 0.1 | undecidable | manual | S | 104 | 44.2224 | 50 | -0.06 | 93 |
IV.MGAB.HHZ. | 2021-04-08T17:20:43.83 | 0.1 | undecidable | manual | S | 236 | 43.8228 | 50 | 0.69 | 79 |
IV.PIEI.HHZ. | 2021-04-08T17:20:43.40 | 0.3 | undecidable | manual | S | 358 | 44.4222 | 50 | 0.08 | 69 |
IV.MOMA.HHZ. | 2021-04-08T17:20:41.18 | 0.1 | undecidable | manual | S | 178 | 36.741 | 50 | -0.09 | 94 |
IV.ATMI.HHZ. | 2021-04-08T17:20:39.56 | 0.3 | undecidable | manual | S | 313 | 32.2455 | 104 | -0.28 | 68 |
IV.CESI.HHZ. | 2021-04-08T17:20:39.29 | 0.3 | undecidable | manual | S | 117 | 31.5462 | 104 | -0.34 | 67 |
IV.ATFO.HHZ. | 2021-04-08T17:20:38.06 | 0.3 | undecidable | manual | S | 2 | 25.6521 | 107 | 0.4 | 67 |
IV.ARVD.HHZ. | 2021-04-08T17:20:37.65 | 0.3 | positive | manual | P | 37 | 50.8158 | 50 | -0.3 | 66 |
IV.CSP1.EHZ. | 2021-04-08T17:20:37.98 | 0.6 | negative | manual | P | 95 | 52.6029 | 50 | -0.25 | 44 |
IV.FOSV.EHZ. | 2021-04-08T17:20:37.24 | 0.1 | undecidable | manual | S | 43 | 24.1536 | 108 | 0.09 | 96 |
IV.NARO.HHZ. | 2021-04-08T17:20:37.42 | 0.6 | undecidable | manual | P | 2 | 52.8027 | 50 | -0.84 | 36 |
IV.EL6.EHZ. | 2021-04-08T17:20:37.43 | 0.6 | negative | manual | P | 64 | 48.9177 | 50 | -0.24 | 44 |
IV.CAFI.HHZ. | 2021-04-08T17:20:37.94 | 0.1 | undecidable | manual | P | 294 | 52.4031 | 50 | -0.27 | 88 |
IV.MGAB.HHZ. | 2021-04-08T17:20:36.68 | 0.6 | positive | manual | P | 236 | 43.8228 | 50 | -0.2 | 45 |
IV.PIEI.HHZ. | 2021-04-08T17:20:36.75 | 0.6 | positive | manual | P | 358 | 44.4222 | 50 | -0.23 | 45 |
IV.FDMO.HHZ. | 2021-04-08T17:20:36.51 | 0.6 | undecidable | manual | P | 104 | 44.2224 | 50 | -0.44 | 43 |
IV.MOMA.HHZ. | 2021-04-08T17:20:35.68 | 0.6 | negative | manual | P | 178 | 36.741 | 50 | -0.11 | 47 |
IV.ATMI.HHZ. | 2021-04-08T17:20:35.09 | 0.1 | undecidable | manual | P | 313 | 32.2455 | 104 | 0.12 | 94 |
IV.MURB.HHZ. | 2021-04-08T17:20:34.38 | 0.1 | undecidable | manual | S | 349 | 14.4744 | 119 | 0.32 | 93 |
IV.CESI.HHZ. | 2021-04-08T17:20:34.73 | 0.6 | undecidable | manual | P | 117 | 31.5462 | 104 | -0.12 | 47 |
IV.ATFO.HHZ. | 2021-04-08T17:20:33.57 | 0.3 | positive | manual | P | 2 | 25.6521 | 107 | -0.14 | 71 |
IV.FOSV.EHZ. | 2021-04-08T17:20:33.27 | 0.6 | negative | manual | P | 43 | 24.1536 | 108 | -0.15 | 47 |
IV.ASSB.HHZ. | 2021-04-08T17:20:33.85 | 0.1 | undecidable | manual | S | 142 | 13.0758 | 122 | 0.19 | 96 |
IV.ATCC.EHZ. | 2021-04-08T17:20:32.31 | 0.1 | undecidable | manual | S | 50 | 8.5803 | 133 | -0.11 | 98 |
IV.ASSB.HHZ. | 2021-04-08T17:20:31.47 | 0.1 | negative | manual | P | 142 | 13.0758 | 122 | 0.06 | 98 |
IV.MURB.HHZ. | 2021-04-08T17:20:31.67 | 0.1 | negative | manual | P | 349 | 14.4744 | 119 | 0.04 | 98 |
IV.ATCC.EHZ. | 2021-04-08T17:20:30.69 | 0.1 | positive | manual | P | 50 | 8.5803 | 133 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHE. | ML:1.6 | 0.0006670000000000001 | 0.36 | AML | other | m | 2021-04-08T17:20:33.19 |
IV.ATCC.EHN. | ML:1.6 | 0.0006770000000000001 | 1.04 | AML | other | m | 2021-04-08T17:20:33.99 |
IV.ASSB.HHE. | ML:1.6 | 0.0004375 | 0.22 | AML | other | m | 2021-04-08T17:20:34.20 |
IV.ASSB.HHN. | ML:1.6 | 0.000433 | 0.14 | AML | other | m | 2021-04-08T17:20:34.47 |
IV.MURB.HNE. | ML:2.1 | 0.0013 | 0.28 | AML | other | m | 2021-04-08T17:20:34.46 |
IV.MURB.HHE. | ML:2.1 | 0.0014100000000000002 | 0.32 | AML | other | m | 2021-04-08T17:20:34.45 |
IV.MURB.HNN. | ML:1.9 | 0.0009270000000000001 | 0.22 | AML | other | m | 2021-04-08T17:20:35.03 |
IV.MURB.HHN. | ML:2.0 | 0.001085 | 0.2 | AML | other | m | 2021-04-08T17:20:35.04 |
IV.FOSV.EHE. | ML:1.0 | 0.00006065 | 0.7 | AML | other | m | 2021-04-08T17:20:37.73 |
IV.FOSV.EHN. | ML:1.2 | 0.00009379999999999999 | 0.14 | AML | other | m | 2021-04-08T17:20:37.33 |
IV.ATFO.HHN. | ML:1.4 | 0.000136 | 0.24 | AML | other | m | 2021-04-08T17:20:38.27 |
IV.ATFO.HHE. | ML:1.1 | 0.00008060000000000001 | 0.92 | AML | other | m | 2021-04-08T17:20:38.37 |
IV.CESI.HHE. | ML:1.3 | 0.00008985 | 0.3 | AML | other | m | 2021-04-08T17:20:39.83 |
IV.ATMI.HHE. | ML:1.3 | 0.00010025000000000001 | 0.9 | AML | other | m | 2021-04-08T17:20:41.64 |
IV.CESI.HHN. | ML:1.2 | 0.0000703 | 0.66 | AML | other | m | 2021-04-08T17:20:41.54 |
IV.MOMA.HHN. | ML:1.3 | 0.0000729 | 0.14 | AML | other | m | 2021-04-08T17:20:41.62 |
IV.ATMI.HHN. | ML:1.4 | 0.000113 | 0.78 | AML | other | m | 2021-04-08T17:20:42.48 |
IV.MOMA.HHE. | ML:1.3 | 0.00008269999999999999 | 0.18 | AML | other | m | 2021-04-08T17:20:43.28 |
IV.FDMO.HHN. | ML:1.2 | 0.00004795 | 0.22 | AML | other | m | 2021-04-08T17:20:43.33 |
IV.FDMO.HHE. | ML:1.2 | 0.00004375 | 0.48 | AML | other | m | 2021-04-08T17:20:43.74 |
IV.PIEI.HHE. | ML:1.5 | 0.00008815 | 1.68 | AML | other | m | 2021-04-08T17:20:43.89 |
IV.PIEI.HHN. | ML:1.3 | 0.00006269999999999999 | 0.22 | AML | other | m | 2021-04-08T17:20:44.07 |
IV.MGAB.HHE. | ML:1.1 | 0.0000406 | 0.18 | AML | other | m | 2021-04-08T17:20:44.81 |
IV.ARVD.HHE. | ML:1.1 | 0.0000347 | 0.42 | AML | other | m | 2021-04-08T17:20:45.59 |
IV.ARVD.HHN. | ML:1.2 | 0.00004105 | 0.86 | AML | other | m | 2021-04-08T17:20:45.22 |
IV.MGAB.HHN. | ML:1.2 | 0.000052449999999999994 | 0.96 | AML | other | m | 2021-04-08T17:20:45.18 |
IV.CAFI.HHE. | ML:0.9 | 0.000021249999999999998 | 0.14 | AML | other | m | 2021-04-08T17:20:46.88 |
IV.CAFI.HHN. | ML:0.8 | 0.000017250000000000003 | 0.88 | AML | other | m | 2021-04-08T17:20:46.48 |