A magnitude ML 0.8 earthquake occured in region: 6 km W Bastia Umbra (PG), on
and geographic coordinates (lat, lon) 43.0850, 12.4760 at 9 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Bastia Umbra | PG | 6 | 21874 | 21874 |
Torgiano | PG | 7 | 6725 | 28599 |
Perugia | PG | 8 | 166134 | 194733 |
Bettona | PG | 8 | 4367 | 199100 |
Assisi | PG | 12 | 28299 | 227399 |
Deruta | PG | 12 | 9669 | 237068 |
Cannara | PG | 13 | 4305 | 241373 |
Valfabbrica | PG | 13 | 3389 | 244762 |
Corciano | PG | 16 | 21332 | 266094 |
Spello | PG | 19 | 8645 | 274739 |
Bevagna | PG | 20 | 5081 | 279820 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2023-04-22 16:32:11 |
43.0852 | 12.4757 | 9 | 2024-03-01 17:18:08 |
Bollettino Sismico Italiano INGV | 117407771 |
Reviewed Rev100 |
ML 1.1 | 2023-04-22 16:32:11 |
43.0977 | 12.4887 | 9 | 2023-04-22 16:45:11 |
Sala Sismica INGV-Roma | 116616681 |
Field | Value |
---|---|
Time (UTC) | 2023-04-22 16:32:11 ± 0.16 |
Latitude | 43.0852 ± 0.0063 |
Longitude | 12.4757 ± 0.0086 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117407771 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 928 |
Semi-minor axis of confidence ellipse (meter) | 44 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 41 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 930.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 216 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
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 | 8 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 117407771 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-05-16 13:49:13 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 116616681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-22 16:45:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ZCCA.HHZ. | 2023-04-22T16:33:05.11 | 3.0 | undecidable | manual | Sg | 0.34 | 0 | |||
IV.MML1.EHZ. | 2023-04-22T16:32:24.69 | 0.3 | undecidable | manual | S | 85 | 40.3263 | 50 | -0.01 | 74 |
IV.ATVO.HHZ. | 2023-04-22T16:32:22.89 | 0.3 | undecidable | manual | S | 350 | 33.4443 | 50 | 0.03 | 75 |
IV.ATVA.EHZ. | 2023-04-22T16:32:20.24 | 0.3 | undecidable | manual | S | 324 | 26.4513 | 109 | -0.49 | 69 |
IV.ATLO.HNZ. | 2023-04-22T16:32:20.74 | 0.6 | undecidable | manual | S | 348 | 26.0517 | 109 | 0.11 | 50 |
IV.MML1.EHZ. | 2023-04-22T16:32:18.68 | 0.3 | undecidable | manual | P | 85 | 40.3263 | 50 | -0.25 | 71 |
IV.MURB.HHZ. | 2023-04-22T16:32:18.89 | 0.3 | undecidable | manual | S | 11 | 20.1687 | 114 | 0.2 | 74 |
IV.ASSB.HHZ. | 2023-04-22T16:32:17.14 | 0.3 | undecidable | manual | S | 108 | 15.5733 | 120 | -0.15 | 75 |
IV.ATVO.HHZ. | 2023-04-22T16:32:17.96 | 0.6 | negative | manual | P | 350 | 33.4443 | 50 | 0.1 | 49 |
IV.ATCC.EHZ. | 2023-04-22T16:32:17.51 | 0.3 | undecidable | manual | S | 50 | 17.2716 | 118 | -0.31 | 73 |
IV.ATLO.HNZ. | 2023-04-22T16:32:16.42 | 0.6 | undecidable | manual | P | 348 | 26.0517 | 109 | -0.15 | 49 |
IV.ATVA.EHZ. | 2023-04-22T16:32:16.80 | 0.3 | undecidable | manual | P | 324 | 26.4513 | 109 | 0.17 | 74 |
IV.ATCC.EHZ. | 2023-04-22T16:32:15.10 | 0.1 | positive | manual | P | 50 | 17.2716 | 118 | 0.15 | 100 |
IV.MURB.HHZ. | 2023-04-22T16:32:15.68 | 0.1 | positive | manual | P | 11 | 20.1687 | 114 | 0.22 | 98 |
IV.ASSB.HHZ. | 2023-04-22T16:32:14.83 | 0.1 | positive | manual | P | 108 | 15.5733 | 120 | 0.18 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHN. | ML:0.8 | 0.0000526 | 0.08 | AML | other | m | 2023-04-22T16:32:17.35 |
IV.ASSB.HHE. | ML:0.5 | 0.00002765 | 1.22 | AML | other | m | 2023-04-22T16:32:17.19 |
IV.ATCC.EHN. | ML:0.8 | 0.0000547 | 0.62 | AML | other | m | 2023-04-22T16:32:18.58 |
IV.ATCC.EHE. | ML:0.7 | 0.00004495 | 0.48 | AML | other | m | 2023-04-22T16:32:18.70 |
IV.MURB.HHE. | ML:1.3 | 0.00014950000000000003 | 0.26 | AML | other | m | 2023-04-22T16:32:19.42 |
IV.MURB.HHN. | ML:1.3 | 0.0001545 | 1.84 | AML | other | m | 2023-04-22T16:32:20.01 |
IV.MML1.EHE. | ML:0.9 | 0.00002695 | 1.02 | AML | other | m | 2023-04-22T16:32:25.95 |
IV.MML1.EHN. | ML:0.6 | 0.0000156 | 1.08 | AML | other | m | 2023-04-22T16:32:26.86 |