A magnitude ML 1.0 earthquake occured in region: 5 km SW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.1260, 12.5690 at 9 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 | 7 | 21874 | 25263 |
Assisi | PG | 7 | 28299 | 53562 |
Bettona | PG | 14 | 4367 | 57929 |
Cannara | PG | 15 | 4305 | 62234 |
Perugia | PG | 15 | 166134 | 228368 |
Torgiano | PG | 16 | 6725 | 235093 |
Valtopina | PG | 17 | 1398 | 236491 |
Spello | PG | 17 | 8645 | 245136 |
Nocera Umbra | PG | 18 | 5839 | 250975 |
Deruta | PG | 20 | 9669 | 260644 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-05-23 21:14:05 |
43.1262 | 12.5688 | 9 | 2021-05-23 21:24:36 |
Sala Sismica INGV-Roma | 90429641 |
Field | Value |
---|---|
Time (UTC) | 2021-05-23 21:14:05 ± 0.07 |
Latitude | 43.1262 ± 0.0036 |
Longitude | 12.5688 ± 0.0049 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 90429641 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 486 |
Semi-minor axis of confidence ellipse (meter) | 35 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 45 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
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 | 28 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46495 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 90429641 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-23 21:24:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TDS.HHZ. | 2021-05-23T21:15:24.80 | 3.0 | undecidable | manual | Pg | 16.969999 | 0 | |||
IV.PIPA.HHZ. | 2021-05-23T21:15:17.36 | 3.0 | negative | manual | Pn | 4.26 | 0 | |||
IV.TREM.HHZ. | 2021-05-23T21:15:17.41 | 3.0 | undecidable | manual | Sn | 0.13 | 0 | |||
IV.POFI.HNZ. | 2021-05-23T21:15:01.87 | 3.0 | undecidable | manual | Sg | 7.39 | 0 | |||
IV.VENL.HNZ. | 2021-05-23T21:14:33.49 | 3.0 | positive | manual | Pn | 0 | 0 | |||
IV.MGAB.HHZ. | 2021-05-23T21:14:21.58 | 3.0 | undecidable | manual | S | 0 | ||||
IV.TB03.DHZ.01 | 2021-05-23T21:14:17.18 | 0.3 | undecidable | manual | S | 337 | 33.1446 | 50 | 0.07 | 72 |
IV.CESI.HNE. | 2021-05-23T21:14:16.15 | 0.3 | undecidable | manual | S | 116 | 30.3474 | 50 | -0.23 | 70 |
IV.MGAB.HHZ. | 2021-05-23T21:14:16.98 | 3.0 | undecidable | manual | P | 0 | ||||
IV.ATVO.HHE. | 2021-05-23T21:14:16.55 | 0.3 | undecidable | manual | S | 335 | 31.2465 | 50 | -0.07 | 72 |
IV.ATVA.EHE. | 2021-05-23T21:14:15.55 | 0.3 | undecidable | manual | S | 307 | 28.4493 | 108 | -0.29 | 69 |
IV.CSP1.EHZ. | 2021-05-23T21:14:15.08 | 0.3 | undecidable | manual | P | 94 | 51.6039 | 50 | 0.05 | 70 |
IV.FOSV.EHZ. | 2021-05-23T21:14:14.69 | 0.3 | undecidable | manual | S | 40 | 24.3534 | 111 | 0.21 | 71 |
IV.ATLO.HNE. | 2021-05-23T21:14:14.38 | 0.3 | undecidable | manual | S | 328 | 24.753 | 111 | -0.21 | 71 |
IV.EL6.EHZ. | 2021-05-23T21:14:14.65 | 0.3 | undecidable | manual | P | 62 | 48.618 | 50 | 0.09 | 70 |
IV.TB03.DHZ.01 | 2021-05-23T21:14:12.48 | 0.3 | undecidable | manual | P | 337 | 33.1446 | 50 | 0.3 | 69 |
IV.ATVO.HHE. | 2021-05-23T21:14:11.68 | 0.3 | undecidable | manual | P | 335 | 31.2465 | 50 | -0.21 | 70 |
IV.ATVA.EHE. | 2021-05-23T21:14:11.85 | 0.3 | undecidable | manual | P | 307 | 28.4493 | 108 | 0.41 | 68 |
IV.CESI.HNE. | 2021-05-23T21:14:11.77 | 0.3 | undecidable | manual | P | 116 | 30.3474 | 50 | 0.03 | 73 |
IV.MURB.HHZ. | 2021-05-23T21:14:11.95 | 0.3 | undecidable | manual | S | 347 | 15.5733 | 121 | 0.21 | 72 |
IV.ASSB.HHZ. | 2021-05-23T21:14:10.72 | 0.3 | undecidable | manual | S | 142 | 11.7771 | 128 | 0.07 | 75 |
IV.FOSV.EHZ. | 2021-05-23T21:14:10.57 | 0.1 | undecidable | manual | P | 40 | 24.3534 | 111 | -0.08 | 97 |
IV.ATLO.HNE. | 2021-05-23T21:14:10.72 | 0.3 | undecidable | manual | P | 328 | 24.753 | 111 | 0 | 74 |
IV.MURB.HHZ. | 2021-05-23T21:14:09.16 | 0.3 | undecidable | manual | P | 347 | 15.5733 | 121 | 0.08 | 74 |
IV.ATCC.EHZ. | 2021-05-23T21:14:09.76 | 0.1 | undecidable | manual | S | 41 | 8.6802 | 137 | -0.11 | 99 |
IV.ASSB.HHZ. | 2021-05-23T21:14:08.50 | 0.1 | undecidable | manual | P | 142 | 11.7771 | 128 | 0.06 | 100 |
IV.APEC.HHZ. | 2021-05-23T21:14:08.44 | 0.1 | undecidable | manual | P | 49.4172 | -6.25 | 0 | ||
IV.ATCC.EHZ. | 2021-05-23T21:14:07.80 | 0.1 | undecidable | manual | P | 41 | 8.6802 | 137 | -0.19 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATCC.EHE. | ML:1.2 | 0.00020950000000000002 | 0.44 | AML | other | m | 2021-05-23T21:14:10.65 |
IV.ATCC.EHN. | ML:1.1 | 0.000194 | 0.52 | AML | other | m | 2021-05-23T21:14:10.48 |
IV.ASSB.HHE. | ML:0.9 | 0.0000872 | 0.36 | AML | other | m | 2021-05-23T21:14:11.33 |
IV.ASSB.HHN. | ML:1.0 | 0.000118 | 1.04 | AML | other | m | 2021-05-23T21:14:11.53 |