A magnitude ML 1.2 earthquake occured in region: 3 km NW Valle Castellana (TE), on
and geographic coordinates (lat, lon) 42.7530, 13.4690 at 19 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 |
---|---|---|---|---|
Valle Castellana | TE | 3 | 977 | 977 |
Acquasanta Terme | AP | 5 | 2916 | 3893 |
Rocca Santa Maria | TE | 9 | 537 | 4430 |
Roccafluvione | AP | 12 | 2010 | 6440 |
Arquata del Tronto | AP | 14 | 1178 | 7618 |
Ascoli Piceno | AP | 14 | 49407 | 57025 |
Venarotta | AP | 15 | 2066 | 59091 |
Cortino | TE | 15 | 656 | 59747 |
Montegallo | AP | 15 | 523 | 60270 |
Folignano | AP | 16 | 9241 | 69511 |
Civitella del Tronto | TE | 16 | 5116 | 74627 |
Palmiano | AP | 16 | 196 | 74823 |
Campli | TE | 18 | 7209 | 82032 |
Torricella Sicura | TE | 19 | 2641 | 84673 |
Accumoli | RI | 19 | 667 | 85340 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-08-31 13:41:16 |
42.753 | 13.4688 | 19 | 2023-08-31 13:48:00 |
Sala Sismica INGV-Roma | 120637191 |
Field | Value |
---|---|
Time (UTC) | 2023-08-31 13:41:16 ± 0.13 |
Latitude | 42.7530 ± 0.0045 |
Longitude | 13.4688 ± 0.0086 |
Depth (km) | 19 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120637191 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 630 |
Semi-minor axis of confidence ellipse (meter) | 486 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 58 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 173 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38941 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 120637191 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-31 13:48:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTCE.HHZ. | 2023-08-31T13:41:34.88 | 3.0 | positive | manual | P | 0.57 | 0 | |||
IV.CSP1.EHZ. | 2023-08-31T13:41:31.10 | 0.3 | undecidable | manual | S | 330 | 43.2234 | 104 | 0.47 | 64 |
IV.GIGS.HHZ. | 2023-08-31T13:41:28.13 | 0.3 | undecidable | manual | S | 166 | 34.3434 | 109 | -0.21 | 70 |
IV.NRCA.HHZ. | 2023-08-31T13:41:27.37 | 0.3 | undecidable | manual | S | 287 | 30.2475 | 113 | 0.06 | 73 |
IV.TERO.HHZ. | 2023-08-31T13:41:24.72 | 0.3 | undecidable | manual | S | 143 | 18.1707 | 129 | 0.19 | 73 |
IV.SMA1.EHZ. | 2023-08-31T13:41:24.50 | 0.3 | undecidable | manual | S | 219 | 17.3715 | 130 | 0.12 | 74 |
IV.MMO1.EHZ. | 2023-08-31T13:41:24.73 | 0.3 | undecidable | manual | S | 325 | 19.9689 | 126 | -0.17 | 73 |
IV.CSP1.EHZ. | 2023-08-31T13:41:24.53 | 0.1 | undecidable | manual | P | 330 | 43.2234 | 104 | -0.06 | 96 |
IV.GIGS.HHZ. | 2023-08-31T13:41:23.14 | 1.0 | undecidable | manual | P | 166 | 34.3434 | 109 | -0.13 | 24 |
IV.NRCA.HHZ. | 2023-08-31T13:41:22.54 | 0.1 | negative | manual | P | 287 | 30.2475 | 113 | -0.14 | 96 |
IV.TERO.HHZ. | 2023-08-31T13:41:21.08 | 0.1 | undecidable | manual | P | 143 | 18.1707 | 129 | 0 | 100 |
IV.SMA1.EHZ. | 2023-08-31T13:41:21.12 | 0.3 | undecidable | manual | P | 219 | 17.3715 | 130 | 0.14 | 73 |
IV.MMO1.EHZ. | 2023-08-31T13:41:21.17 | 0.1 | undecidable | manual | P | 325 | 19.9689 | 126 | -0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MMO1.EHN. | ML:1.2 | 0.00008695 | 0.06 | AML | other | m | 2023-08-31T13:41:24.80 |
IV.MMO1.EHE. | ML:1.0 | 0.000055849999999999996 | 0.06 | AML | other | m | 2023-08-31T13:41:24.84 |
IV.TERO.HHE. | ML:1.1 | 0.000077 | 1.26 | AML | other | m | 2023-08-31T13:41:25.81 |
IV.TERO.HHN. | ML:1.1 | 0.00007919999999999999 | 0.98 | AML | other | m | 2023-08-31T13:41:25.75 |
IV.NRCA.HHE. | ML:1.2 | 0.0000636 | 0.44 | AML | other | m | 2023-08-31T13:41:27.66 |
IV.NRCA.HHN. | ML:1.3 | 0.00008285000000000001 | 0.08 | AML | other | m | 2023-08-31T13:41:27.76 |