A magnitude ML 0.9 earthquake occured in region: 1 km NE Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7870, 12.5360 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 |
---|---|---|---|---|
Massa Martana | PG | 2 | 3770 | 3770 |
Giano dell'Umbria | PG | 6 | 3846 | 7616 |
Todi | PG | 10 | 16851 | 24467 |
Acquasparta | TR | 11 | 4778 | 29245 |
Castel Ritaldi | PG | 12 | 3278 | 32523 |
Gualdo Cattaneo | PG | 14 | 6155 | 38678 |
Collazzone | PG | 14 | 3473 | 42151 |
Montefalco | PG | 15 | 5679 | 47830 |
Montecastrilli | TR | 16 | 5022 | 52852 |
Fratta Todina | PG | 16 | 1839 | 54691 |
Monte Castello di Vibio | PG | 16 | 1567 | 56258 |
Avigliano Umbro | TR | 17 | 2558 | 58816 |
Bevagna | PG | 18 | 5081 | 63897 |
Spoleto | PG | 18 | 38218 | 102115 |
San Gemini | TR | 19 | 5018 | 107133 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2023-06-28 01:19:07 |
42.7867 | 12.5357 | 10 | 2023-06-28 01:34:43 |
Sala Sismica INGV-Roma | 118771391 |
Field | Value |
---|---|
Time (UTC) | 2023-06-28 01:19:07 ± 0.07 |
Latitude | 42.7867 ± 0.0027 |
Longitude | 12.5357 ± 0.0086 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 118771391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 680 |
Semi-minor axis of confidence ellipse (meter) | 320 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 269 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.18166 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42718 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 118771391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-06-28 01:34:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHZ. | 2023-06-28T01:19:17.61 | 0.1 | undecidable | manual | S | 19 | 30.1476 | 50 | -0.13 | 96 |
IV.NRCA.HHZ. | 2023-06-28T01:19:15.90 | 0.3 | positive | manual | P | 83 | 47.4192 | 50 | 0.04 | 71 |
IV.MGAB.HHZ. | 2023-06-28T01:19:14.34 | 0.1 | undecidable | manual | P | 292 | 37.1295 | 50 | 0.05 | 96 |
IV.CESI.HHZ. | 2023-06-28T01:19:14.55 | 0.3 | undecidable | manual | P | 51 | 38.5281 | 50 | 0.05 | 72 |
IV.CESX.HHZ. | 2023-06-28T01:19:14.63 | 0.1 | undecidable | manual | S | 168 | 20.1687 | 116 | -0.19 | 96 |
IV.ASSB.HHZ. | 2023-06-28T01:19:13.18 | 0.1 | undecidable | manual | P | 19 | 30.1476 | 50 | -0.02 | 98 |
IV.ARRO.EHZ. | 2023-06-28T01:19:13.39 | 0.1 | undecidable | manual | P | 141 | 29.6481 | 50 | 0.25 | 93 |
IV.CESX.HHZ. | 2023-06-28T01:19:11.52 | 0.1 | undecidable | manual | P | 168 | 20.1687 | 116 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESX.HHN. | ML:0.7 | 0.00004009185 | 0.36 | AML | other | m | 2023-06-28T01:19:14.93 |
IV.CESX.HHE. | ML:0.7 | 0.000036434055 | 0.22 | AML | other | m | 2023-06-28T01:19:16.34 |
IV.ASSB.HHE. | ML:0.9 | 0.00003676641 | 0.2 | AML | other | m | 2023-06-28T01:19:20.79 |
IV.ASSB.HHN. | ML:0.7 | 0.000026718245 | 2.14 | AML | other | m | 2023-06-28T01:19:26.64 |
IV.ARRO.EHE. | ML:0.7 | 0.000023646664999999996 | 2.24 | AML | other | m | 2023-06-28T01:19:17.36 |
IV.ARRO.EHN. | ML:0.6 | 0.000018979545 | 0.2 | AML | other | m | 2023-06-28T01:19:21.39 |
IV.MGAB.HHE. | ML:0.7 | 0.000021010084999999996 | 2.56 | AML | other | m | 2023-06-28T01:19:32.33 |
IV.MGAB.HHN. | ML:0.7 | 0.000019127089999999998 | 1.9 | AML | other | m | 2023-06-28T01:19:15.35 |
IV.MGAB.HNE. | ML:1.5 | 0.00012712106 | 1.56 | AML | other | m | 2023-06-28T01:19:31.33 |
IV.MGAB.HNN. | ML:1.6 | 0.0001449395 | 1.14 | AML | other | m | 2023-06-28T01:19:27.71 |
IV.CESI.HNE. | ML:1.5 | 0.00012111856 | 7.38 | AML | other | m | 2023-06-28T01:19:32.41 |
IV.CESI.HNN. | ML:1.5 | 0.00012149977000000001 | 0.84 | AML | other | m | 2023-06-28T01:19:25.07 |
IV.CESI.HHE. | ML:0.7 | 0.00001930131 | 1.28 | AML | other | m | 2023-06-28T01:19:30.47 |
IV.CESI.HHN. | ML:0.7 | 0.000019466055 | 1.6 | AML | other | m | 2023-06-28T01:19:28.60 |
IV.NRCA.HHE. | ML:0.8 | 0.000020728218 | 1.14 | AML | other | m | 2023-06-28T01:19:24.64 |
IV.NRCA.HHN. | ML:0.8 | 0.000022221405 | 0.16 | AML | other | m | 2023-06-28T01:19:23.64 |
IV.NRCA.HNE. | ML:1.7 | 0.0001376462 | 2.78 | AML | other | m | 2023-06-28T01:19:26.32 |
IV.NRCA.HNN. | ML:1.8 | 0.0001751104 | 1.0704 | AML | other | m | 2023-06-28T01:19:32.09 |