A magnitude ML 1.1 earthquake occured in region: 8 km E Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7610, 12.6140 at 12 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 |
---|---|---|---|---|
Massa Martana | PG | 8 | 3770 | 3770 |
Castel Ritaldi | PG | 9 | 3278 | 7048 |
Giano dell'Umbria | PG | 9 | 3846 | 10894 |
Acquasparta | TR | 9 | 4778 | 15672 |
Spoleto | PG | 11 | 38218 | 53890 |
Campello sul Clitunno | PG | 15 | 2442 | 56332 |
Montefalco | PG | 15 | 5679 | 62011 |
Montecastrilli | TR | 16 | 5022 | 67033 |
Trevi | PG | 17 | 8469 | 75502 |
Todi | PG | 17 | 16851 | 92353 |
San Gemini | TR | 17 | 5018 | 97371 |
Gualdo Cattaneo | PG | 17 | 6155 | 103526 |
Sant'Anatolia di Narco | PG | 18 | 564 | 104090 |
Scheggino | PG | 19 | 461 | 104551 |
Avigliano Umbro | TR | 19 | 2558 | 107109 |
Bevagna | PG | 19 | 5081 | 112190 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-12-29 11:54:59 |
42.7607 | 12.6143 | 12 | 2023-12-29 12:04:54 |
Sala Sismica INGV-Roma | 124340321 |
Field | Value |
---|---|
Time (UTC) | 2023-12-29 11:54:59 ± 0.05 |
Latitude | 42.7607 ± 0.0027 |
Longitude | 12.6143 ± 0.0049 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 124340321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 365 |
Semi-minor axis of confidence ellipse (meter) | 232 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 62 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 135 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37412 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 124340321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-29 12:04:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.HHZ. | 2023-12-29T11:55:12.16 | 0.3 | undecidable | manual | S | 117 | 38.9277 | 91 | 0.1 | 70 |
IV.ASSB.HHZ. | 2023-12-29T11:55:10.05 | 0.3 | undecidable | manual | S | 7 | 31.4463 | 91 | -0.04 | 72 |
IV.GUMA.HHZ. | 2023-12-29T11:55:09.96 | 3.0 | negative | manual | Pn | -0.97 | 0 | |||
IV.NRCA.HHZ. | 2023-12-29T11:55:07.07 | 0.3 | undecidable | manual | P | 79 | 41.5251 | 91 | 0.03 | 71 |
IV.FDMO.HHZ. | 2023-12-29T11:55:06.18 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CESX.HHZ. | 2023-12-29T11:55:06.19 | 0.1 | undecidable | manual | S | 188 | 16.9719 | 96 | -0.04 | 98 |
IV.LNSS.HHZ. | 2023-12-29T11:55:06.54 | 0.1 | undecidable | manual | P | 117 | 38.9277 | 91 | -0.1 | 94 |
IV.ASSB.HHZ. | 2023-12-29T11:55:05.50 | 0.1 | undecidable | manual | P | 7 | 31.4463 | 91 | 0 | 97 |
IV.GAVE.EHE. | 2023-12-29T11:55:04.20 | 0.6 | undecidable | manual | P | 108 | 24.0537 | 92 | -0.15 | 48 |
IT.GNU.HGE. | 2023-12-29T11:55:03.65 | 0.1 | undecidable | manual | S | 323 | 5.994 | 144 | -0.04 | 100 |
IV.CESX.HHZ. | 2023-12-29T11:55:03.34 | 0.1 | undecidable | manual | P | 188 | 16.9719 | 96 | 0.07 | 98 |
IT.GNU.HGE. | 2023-12-29T11:55:01.87 | 0.1 | undecidable | manual | P | 323 | 5.994 | 144 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESX.HHE. | ML:1.2 | 0.000128 | 0.28 | AML | other | m | 2023-12-29T11:55:07.48 |
IV.CESX.HHN. | ML:1.2 | 0.0001143005 | 0.2624 | AML | other | m | 2023-12-29T11:55:08.41 |
IV.ASSB.HHE. | ML:0.8 | 0.00003124267 | 1.216 | AML | other | m | 2023-12-29T11:55:10.78 |
IV.LNSS.HHE. | ML:1.3 | 0.00007095 | 0.24 | AML | other | m | 2023-12-29T11:55:12.86 |
IV.LNSS.HHN. | ML:1.3 | 0.00006510000000000001 | 0.16 | AML | other | m | 2023-12-29T11:55:13.28 |
IV.ASSB.HHN. | ML:0.6 | 0.0000216355565 | 0.1216 | AML | other | m | 2023-12-29T11:55:10.15 |