A magnitude ML 1.2 earthquake occured in region: 4 km SW Valle Castellana (TE), on
and geographic coordinates (lat, lon) 42.7160, 13.4560 at 18 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 | 4 | 977 | 977 |
Rocca Santa Maria | TE | 7 | 537 | 1514 |
Acquasanta Terme | AP | 7 | 2916 | 4430 |
Cortino | TE | 11 | 656 | 5086 |
Arquata del Tronto | AP | 14 | 1178 | 6264 |
Roccafluvione | AP | 16 | 2010 | 8274 |
Amatrice | RI | 17 | 2657 | 10931 |
Accumoli | RI | 17 | 667 | 11598 |
Montegallo | AP | 17 | 523 | 12121 |
Torricella Sicura | TE | 18 | 2641 | 14762 |
Ascoli Piceno | AP | 18 | 49407 | 64169 |
Civitella del Tronto | TE | 18 | 5116 | 69285 |
Venarotta | AP | 19 | 2066 | 71351 |
Crognaleto | TE | 19 | 1297 | 72648 |
Folignano | AP | 19 | 9241 | 81889 |
Campotosto | AQ | 19 | 542 | 82431 |
Campli | TE | 19 | 7209 | 89640 |
Fano Adriano | TE | 19 | 296 | 89936 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-07-30 05:48:48 |
42.7162 | 13.4562 | 18 | 2020-07-30 05:55:28 |
Sala Sismica INGV-Roma | 81475551 |
Field | Value |
---|---|
Time (UTC) | 2020-07-30 05:48:48 ± 0.11 |
Latitude | 42.7162 ± 0.0036 |
Longitude | 13.4562 ± 0.0073 |
Depth (km) | 18 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81475551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 589 |
Semi-minor axis of confidence ellipse (meter) | 191 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 69 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 590.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 158 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.12321 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27699 |
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 | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 81475551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-30 05:55:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MC2.EHZ. | 2020-07-30T05:48:59.70 | 0.6 | undecidable | manual | S | 315 | 30.6471 | 109 | 0.31 | 46 |
IV.NRCA.HHZ. | 2020-07-30T05:48:59.32 | 0.6 | undecidable | manual | S | 295 | 30.747 | 109 | -0.08 | 49 |
IV.RM33.EHZ. | 2020-07-30T05:48:59.44 | 0.6 | undecidable | manual | S | 221 | 30.2475 | 109 | 0.15 | 48 |
IV.MMO1.EHZ. | 2020-07-30T05:48:57.40 | 0.6 | undecidable | manual | S | 333 | 22.8549 | 117 | -0.06 | 49 |
IV.SMA1.EHZ. | 2020-07-30T05:48:55.32 | 0.6 | undecidable | manual | S | 226 | 13.6752 | 135 | -0.14 | 49 |
IV.NRCA.HHZ. | 2020-07-30T05:48:54.65 | 0.1 | negative | manual | P | 295 | 30.747 | 109 | -0.12 | 96 |
IV.RM33.EHZ. | 2020-07-30T05:48:54.68 | 0.1 | undecidable | manual | P | 221 | 30.2475 | 109 | -0.03 | 97 |
IV.MC2.EHZ. | 2020-07-30T05:48:54.85 | 0.3 | negative | manual | P | 315 | 30.6471 | 109 | 0.09 | 72 |
IV.MMO1.EHZ. | 2020-07-30T05:48:53.58 | 0.6 | undecidable | manual | P | 333 | 22.8549 | 117 | -0.07 | 49 |
IV.TERO.HHZ. | 2020-07-30T05:48:52.80 | 0.1 | undecidable | manual | P | 131 | 15.873 | 130 | 0.05 | 100 |
IV.SMA1.EHZ. | 2020-07-30T05:48:52.57 | 0.1 | undecidable | manual | P | 226 | 13.6752 | 135 | 0.07 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.4 | 0.0001835 | 0.2 | AML | other | m | 2020-07-30T05:48:55.68 |
IV.SMA1.EHE. | ML:1.1 | 0.00008979999999999999 | 0.08 | AML | other | m | 2020-07-30T05:48:55.74 |
IV.TERO.HHE. | ML:1.2 | 0.0001175 | 1.48 | AML | other | m | 2020-07-30T05:48:55.81 |
IV.TERO.HHN. | ML:1.2 | 0.00011300000000000001 | 0.22 | AML | other | m | 2020-07-30T05:48:55.86 |
IV.NRCA.HHN. | ML:1.4 | 0.00010300000000000001 | 0.1 | AML | other | m | 2020-07-30T05:48:59.56 |
IV.NRCA.HHE. | ML:1.2 | 0.0000687 | 0.16 | AML | other | m | 2020-07-30T05:48:59.56 |
IV.RM33.EHN. | ML:0.7 | 0.00002235 | 0.52 | AML | other | m | 2020-07-30T05:49:00.58 |
IV.RM33.EHE. | ML:0.8 | 0.000022599999999999997 | 0.96 | AML | other | m | 2020-07-30T05:49:00.20 |