A magnitude ML 0.9 earthquake occured in region: 5 km N Acquasanta Terme (AP), on
and geographic coordinates (lat, lon) 42.8140, 13.4100 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 |
---|---|---|---|---|
Acquasanta Terme | AP | 5 | 2916 | 2916 |
Montegallo | AP | 7 | 523 | 3439 |
Roccafluvione | AP | 8 | 2010 | 5449 |
Arquata del Tronto | AP | 10 | 1178 | 6627 |
Venarotta | AP | 10 | 2066 | 8693 |
Palmiano | AP | 10 | 196 | 8889 |
Valle Castellana | TE | 11 | 977 | 9866 |
Montemonaco | AP | 12 | 604 | 10470 |
Ascoli Piceno | AP | 14 | 49407 | 59877 |
Montefortino | FM | 16 | 1178 | 61055 |
Comunanza | AP | 16 | 3166 | 64221 |
Rocca Santa Maria | TE | 17 | 537 | 64758 |
Force | AP | 18 | 1354 | 66112 |
Folignano | AP | 18 | 9241 | 75353 |
Accumoli | RI | 19 | 667 | 76020 |
Amandola | FM | 19 | 3629 | 79649 |
Montefalcone Appennino | FM | 20 | 424 | 80073 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-08-22 10:55:33 |
42.8138 | 13.4103 | 18 | 2020-08-22 11:46:12 |
Sala Sismica INGV-Roma | 82231871 |
Field | Value |
---|---|
Time (UTC) | 2020-08-22 10:55:33 ± 0.1 |
Latitude | 42.8138 ± 0.0027 |
Longitude | 13.4103 ± 0.0074 |
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 | 82231871 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 565 |
Semi-minor axis of confidence ellipse (meter) | 153 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 262 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 13 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31566 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 82231871 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-22 11:46:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MNTT.EHZ. | 2020-08-22T10:55:49.05 | 3.0 | undecidable | manual | S | -1.78 | 0 | |||
IV.SRES.HHZ. | 2020-08-22T10:55:44.56 | 3.0 | undecidable | manual | P | -0.01 | 0 | |||
IV.CSP1.EHZ. | 2020-08-22T10:55:44.88 | 0.6 | undecidable | manual | S | 332 | 35.0427 | 107 | -0.28 | 46 |
IV.NRCA.HHZ. | 2020-08-22T10:55:42.60 | 0.6 | undecidable | manual | S | 275 | 24.1536 | 117 | 0.14 | 48 |
IV.MC2.EHZ. | 2020-08-22T10:55:41.94 | 0.6 | undecidable | manual | S | 301 | 20.9679 | 122 | 0.22 | 48 |
IV.SMA1.EHZ. | 2020-08-22T10:55:41.68 | 0.6 | undecidable | manual | S | 197 | 21.2676 | 122 | -0.1 | 49 |
IV.MMO1.EHZ. | 2020-08-22T10:55:39.86 | 0.3 | undecidable | manual | S | 324 | 11.6772 | 142 | 0.01 | 76 |
IV.MTRA.EHZ. | 2020-08-22T10:55:39.14 | 0.6 | undecidable | manual | S | 190 | 6.4935 | 157 | 0 | 51 |
IV.CSP1.EHZ. | 2020-08-22T10:55:39.86 | 0.6 | negative | manual | P | 332 | 35.0427 | 107 | -0.18 | 47 |
IV.NRCA.HHZ. | 2020-08-22T10:55:38.42 | 0.1 | undecidable | manual | P | 275 | 24.1536 | 117 | -0.06 | 99 |
IV.MC2.EHZ. | 2020-08-22T10:55:38.26 | 0.6 | undecidable | manual | P | 301 | 20.9679 | 122 | 0.2 | 48 |
IV.SMA1.EHZ. | 2020-08-22T10:55:38.16 | 0.1 | undecidable | manual | P | 197 | 21.2676 | 122 | 0.07 | 99 |
IV.MF5.EHE. | 2020-08-22T10:55:37.97 | 0.1 | undecidable | manual | P | 12 | 19.6692 | 124 | 0.08 | 99 |
IV.MTRA.EHZ. | 2020-08-22T10:55:36.59 | 0.6 | positive | manual | P | 190 | 6.4935 | 157 | 0.03 | 51 |
IV.MMO1.EHZ. | 2020-08-22T10:55:36.90 | 0.1 | undecidable | manual | P | 324 | 11.6772 | 142 | -0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:0.4 | 0.00002700691 | 0.064 | AML | other | m | 2020-08-22T10:55:39.26 |
IV.MTRA.EHN. | ML:0.8 | 0.00006208986500000001 | 0.0576 | AML | other | m | 2020-08-22T10:55:39.24 |
IV.GAVE.EHE. | ML:1.4 | 0.000067973625 | 0.1792 | AML | other | m | 2020-08-22T10:55:38.25 |
IV.GAVE.EHN. | ML:1.3 | 0.00005650247 | 0.2176 | AML | other | m | 2020-08-22T10:55:38.09 |
IV.MTRA.HNE. | ML:1.0 | 0.00007811169500000001 | 0.9024 | AML | other | m | 2020-08-22T10:55:39.28 |
IV.MTRA.HNN. | ML:0.8 | 0.00005881079 | 0.0704 | AML | other | m | 2020-08-22T10:55:39.27 |
IV.CSP1.EHE. | ML:0.7 | 0.0000187218205 | 1.4784 | AML | other | m | 2020-08-22T10:55:44.35 |
IV.CSP1.EHN. | ML:0.4 | 0.000009153866000000001 | 0.2816 | AML | other | m | 2020-08-22T10:55:45.75 |
IV.SRES.HHE. | ML:1.0 | 0.0000121174175 | 0.2624 | AML | other | m | 2020-08-22T10:56:04.44 |
IV.SRES.HHN. | ML:1.2 | 0.00001544884 | 0.0768 | AML | other | m | 2020-08-22T10:55:55.63 |