A magnitude ML 1.3 earthquake occured in region: 2 km E Acquasparta (TR), on
and geographic coordinates (lat, lon) 42.6960, 12.5720 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 |
---|---|---|---|---|
Acquasparta | TR | 2 | 4778 | 4778 |
Montecastrilli | TR | 9 | 5022 | 9800 |
San Gemini | TR | 9 | 5018 | 14818 |
Massa Martana | PG | 10 | 3770 | 18588 |
Avigliano Umbro | TR | 13 | 2558 | 21146 |
Spoleto | PG | 14 | 38218 | 59364 |
Giano dell'Umbria | PG | 16 | 3846 | 63210 |
Terni | TR | 16 | 111501 | 174711 |
Castel Ritaldi | PG | 17 | 3278 | 177989 |
Todi | PG | 17 | 16851 | 194840 |
Montefranco | TR | 19 | 1276 | 196116 |
Ferentillo | TR | 20 | 1913 | 198029 |
Narni | TR | 20 | 19785 | 217814 |
Amelia | TR | 20 | 11897 | 229711 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2023-07-05 16:36:06 |
42.6957 | 12.5722 | 9 | 2023-07-05 16:41:36 |
Sala Sismica INGV-Roma | 118997111 |
Field | Value |
---|---|
Time (UTC) | 2023-07-05 16:36:06 ± 0.11 |
Latitude | 42.6957 ± 0.0063 |
Longitude | 12.5722 ± 0.0110 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 118997111 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 927 |
Semi-minor axis of confidence ellipse (meter) | 460 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 237 |
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) | 130 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 16 |
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) | 0.60974 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 118997111 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-05 16:41:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMO1.EHZ. | 2023-07-05T16:36:27.22 | 3.0 | undecidable | manual | S | -1.2 | 0 | |||
IV.RM33.EHZ. | 2023-07-05T16:36:24.55 | 0.6 | undecidable | manual | S | 111 | 56.3991 | 50 | 0.05 | 46 |
IV.RCAV.EHZ. | 2023-07-05T16:36:22.11 | 3.0 | undecidable | manual | P | -1.85 | 0 | |||
IV.MGAB.HHZ. | 2023-07-05T16:36:21.52 | 0.6 | undecidable | manual | S | 303 | 44.5221 | 50 | 0.19 | 46 |
IV.NRCA.HHZ. | 2023-07-05T16:36:21.97 | 0.6 | undecidable | manual | S | 71 | 46.7199 | 50 | 0.05 | 47 |
IV.ASSB.HHZ. | 2023-07-05T16:36:20.02 | 0.6 | undecidable | manual | S | 10 | 39.1275 | 50 | 0.12 | 47 |
IV.MMO1.EHZ. | 2023-07-05T16:36:19.03 | 3.0 | positive | manual | P | 0.34 | 0 | |||
IV.CSP1.EHZ. | 2023-07-05T16:36:18.79 | 0.6 | positive | manual | P | 49 | 67.6767 | 50 | 0.2 | 44 |
IV.RM33.EHZ. | 2023-07-05T16:36:17.00 | 0.6 | positive | manual | P | 111 | 56.3991 | 50 | 0.14 | 45 |
IV.FDMO.HHZ. | 2023-07-05T16:36:17.30 | 1.0 | positive | manual | P | 48 | 56.3991 | 50 | 0.44 | 21 |
IV.MGAB.HHZ. | 2023-07-05T16:36:15.28 | 1.0 | undecidable | manual | P | 303 | 44.5221 | 50 | 0.25 | 22 |
IV.ARRO.EHZ. | 2023-07-05T16:36:14.31 | 0.6 | undecidable | manual | S | 129 | 20.3685 | 112 | 0.23 | 47 |
IV.NRCA.HHZ. | 2023-07-05T16:36:14.47 | 0.3 | undecidable | manual | P | 71 | 46.7199 | 50 | -0.9 | 54 |
IV.ASSB.HHZ. | 2023-07-05T16:36:13.95 | 0.3 | negative | manual | P | 10 | 39.1275 | 50 | -0.25 | 68 |
IV.ARRO.EHZ. | 2023-07-05T16:36:11.42 | 0.6 | positive | manual | P | 129 | 20.3685 | 112 | 0.59 | 43 |
IV.MOMA.HHZ. | 2023-07-05T16:36:11.54 | 0.6 | undecidable | manual | S | 359 | 11.9769 | 125 | 0.04 | 50 |
IV.CESX.HHZ. | 2023-07-05T16:36:10.63 | 0.6 | undecidable | manual | S | 173 | 9.7791 | 131 | -0.25 | 48 |
IV.MOMA.HHZ. | 2023-07-05T16:36:09.36 | 0.1 | positive | manual | P | 359 | 11.9769 | 125 | 0.01 | 100 |
IV.CESX.HHZ. | 2023-07-05T16:36:08.88 | 0.1 | positive | manual | P | 173 | 9.7791 | 131 | -0.11 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESX.HHN. | ML:1.4 | 0.0003685 | 0.2 | AML | other | m | 2023-07-05T16:36:10.75 |
IV.MOMA.HNN. | ML:1.5 | 0.00039 | 0.6 | AML | other | m | 2023-07-05T16:36:11.64 |
IV.MOMA.HHN. | ML:1.5 | 0.000389 | 0.6 | AML | other | m | 2023-07-05T16:36:11.64 |
IV.CESX.HHE. | ML:1.3 | 0.0003125 | 1.56 | AML | other | m | 2023-07-05T16:36:12.95 |
IV.MOMA.HNE. | ML:1.6 | 0.0005285 | 0.18 | AML | other | m | 2023-07-05T16:36:12.62 |
IV.MOMA.HHE. | ML:1.6 | 0.000546 | 0.18 | AML | other | m | 2023-07-05T16:36:12.71 |
IV.ARRO.EHN. | ML:1.1 | 0.00009409999999999998 | 0.88 | AML | other | m | 2023-07-05T16:36:14.64 |
IV.ARRO.EHE. | ML:1.0 | 0.0000718 | 0.3 | AML | other | m | 2023-07-05T16:36:15.82 |
IV.NRCA.HHE. | ML:1.1 | 0.0000405 | 1.88 | AML | other | m | 2023-07-05T16:36:24.95 |
IV.NRCA.HHN. | ML:1.0 | 0.000032 | 1.04 | AML | other | m | 2023-07-05T16:36:24.63 |
IV.FDMO.HHE. | ML:1.1 | 0.000032149999999999995 | 0.28 | AML | other | m | 2023-07-05T16:36:25.70 |
IV.FDMO.HHN. | ML:1.0 | 0.000022449999999999997 | 0.16 | AML | other | m | 2023-07-05T16:36:26.39 |