A magnitude ML 0.7 earthquake occured in region: 3 km NE Acquasanta Terme (AP), on
and geographic coordinates (lat, lon) 42.7960, 13.4330 at 15 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 |
---|---|---|---|---|
Acquasanta Terme | AP | 3 | 2916 | 2916 |
Roccafluvione | AP | 8 | 2010 | 4926 |
Valle Castellana | TE | 9 | 977 | 5903 |
Montegallo | AP | 10 | 523 | 6426 |
Venarotta | AP | 11 | 2066 | 8492 |
Arquata del Tronto | AP | 11 | 1178 | 9670 |
Palmiano | AP | 12 | 196 | 9866 |
Ascoli Piceno | AP | 14 | 49407 | 59273 |
Montemonaco | AP | 14 | 604 | 59877 |
Rocca Santa Maria | TE | 14 | 537 | 60414 |
Folignano | AP | 17 | 9241 | 69655 |
Montefortino | FM | 18 | 1178 | 70833 |
Comunanza | AP | 18 | 3166 | 73999 |
Accumoli | RI | 19 | 667 | 74666 |
Civitella del Tronto | TE | 19 | 5116 | 79782 |
Force | AP | 19 | 1354 | 81136 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2020-04-18 16:24:52 |
42.7958 | 13.4327 | 15 | 2020-04-18 16:29:11 |
Sala Sismica INGV-Roma | 78359261 |
Field | Value |
---|---|
Time (UTC) | 2020-04-18 16:24:52 ± 0.1 |
Latitude | 42.7958 ± 0.0036 |
Longitude | 13.4327 ± 0.0074 |
Depth (km) | 15 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 78359261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 580 |
Semi-minor axis of confidence ellipse (meter) | 206 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 79 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
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) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.04676 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33994 |
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 | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 78359261 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-18 16:29:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-04-18T16:25:04.88 | 0.3 | undecidable | manual | S | 331 | 37.7289 | 99 | 0.03 | 74 |
IV.TERO.HHZ. | 2020-04-18T16:25:01.24 | 0.3 | undecidable | manual | S | 144 | 23.754 | 108 | 0.03 | 74 |
IV.MC2.EHZ. | 2020-04-18T16:25:01.33 | 0.3 | undecidable | manual | S | 303 | 23.5542 | 108 | 0.15 | 74 |
IV.SMA1.EHZ. | 2020-04-18T16:25:00.35 | 0.3 | undecidable | manual | S | 203 | 19.9689 | 113 | 0.08 | 75 |
IV.CSP1.EHZ. | 2020-04-18T16:24:59.22 | 0.1 | undecidable | manual | P | 331 | 37.7289 | 99 | -0.31 | 92 |
IV.MF5.EHZ. | 2020-04-18T16:24:57.34 | 0.1 | undecidable | manual | P | 6 | 21.3675 | 111 | 0.25 | 96 |
IV.TERO.HHZ. | 2020-04-18T16:24:57.31 | 0.1 | undecidable | manual | P | 144 | 23.754 | 108 | -0.12 | 100 |
IV.MTRA.EHZ. | 2020-04-18T16:24:57.33 | 0.3 | undecidable | manual | S | 214 | 5.1948 | 156 | -0.06 | 76 |
IV.MC2.EHZ. | 2020-04-18T16:24:57.37 | 0.1 | undecidable | manual | P | 303 | 23.5542 | 108 | -0.04 | 100 |
IV.SMA1.EHZ. | 2020-04-18T16:24:56.91 | 0.3 | negative | manual | P | 203 | 19.9689 | 113 | 0.03 | 75 |
IV.MTRA.EHZ. | 2020-04-18T16:24:55.14 | 0.6 | undecidable | manual | P | 214 | 5.1948 | 156 | -0.08 | 51 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:0.8 | 0.0000759 | 0.26 | AML | other | m | 2020-04-18T16:24:57.39 |
IV.MTRA.EHE. | ML:1.2 | 0.000184 | 0.06 | AML | other | m | 2020-04-18T16:24:57.37 |
IV.SMA1.EHN. | ML:0.9 | 0.0000477 | 0.12 | AML | other | m | 2020-04-18T16:25:00.47 |
IV.SMA1.EHE. | ML:0.8 | 0.00003955 | 0.3 | AML | other | m | 2020-04-18T16:25:00.47 |
IV.TERO.HHN. | ML:0.4 | 0.00001455 | 0.8 | AML | other | m | 2020-04-18T16:25:01.42 |
IV.TERO.HHE. | ML:0.4 | 0.00001375 | 1.18 | AML | other | m | 2020-04-18T16:25:02.39 |