A magnitude ML 1.4 earthquake occured in region: 3 km E Roccafluvione (AP), on
and geographic coordinates (lat, lon) 42.8560, 13.5120 at 22 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 |
---|---|---|---|---|
Roccafluvione | AP | 3 | 2010 | 2010 |
Venarotta | AP | 3 | 2066 | 4076 |
Ascoli Piceno | AP | 5 | 49407 | 53483 |
Palmiano | AP | 7 | 196 | 53679 |
Folignano | AP | 11 | 9241 | 62920 |
Rotella | AP | 12 | 906 | 63826 |
Force | AP | 12 | 1354 | 65180 |
Acquasanta Terme | AP | 13 | 2916 | 68096 |
Castignano | AP | 13 | 2796 | 70892 |
Valle Castellana | TE | 13 | 977 | 71869 |
Appignano del Tronto | AP | 14 | 1785 | 73654 |
Comunanza | AP | 14 | 3166 | 76820 |
Montedinove | AP | 14 | 488 | 77308 |
Montegallo | AP | 15 | 523 | 77831 |
Maltignano | AP | 15 | 2401 | 80232 |
Montefalcone Appennino | FM | 15 | 424 | 80656 |
Civitella del Tronto | TE | 16 | 5116 | 85772 |
Montemonaco | AP | 16 | 604 | 86376 |
Castel di Lama | AP | 17 | 8634 | 95010 |
Montalto delle Marche | AP | 17 | 2122 | 97132 |
Montefortino | FM | 17 | 1178 | 98310 |
Sant'Egidio alla Vibrata | TE | 17 | 9811 | 108121 |
Offida | AP | 17 | 5058 | 113179 |
Smerillo | FM | 18 | 365 | 113544 |
Montelparo | FM | 18 | 778 | 114322 |
Castorano | AP | 18 | 2380 | 116702 |
Santa Vittoria in Matenano | FM | 18 | 1330 | 118032 |
Rocca Santa Maria | TE | 19 | 537 | 118569 |
Amandola | FM | 19 | 3629 | 122198 |
Ancarano | TE | 19 | 1857 | 124055 |
Colli del Tronto | AP | 20 | 3668 | 127723 |
Arquata del Tronto | AP | 20 | 1178 | 128901 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-09-23 21:18:06 |
42.8558 | 13.5115 | 22 | 2020-09-23 21:38:55 |
Sala Sismica INGV-Roma | 83169971 |
Field | Value |
---|---|
Time (UTC) | 2020-09-23 21:18:06 ± 0.21 |
Latitude | 42.8558 ± 0.0054 |
Longitude | 13.5115 ± 0.0098 |
Depth (km) | 22 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83169971 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 691 |
Semi-minor axis of confidence ellipse (meter) | 345 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 107 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 690.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 106 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.13040 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41009 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 83169971 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-23 21:38:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2020-09-23T21:18:22.50 | 0.6 | undecidable | manual | S | 212 | 45.5211 | 107 | 0.93 | 36 |
IV.FDMO.HHZ. | 2020-09-23T21:18:20.00 | 0.6 | undecidable | manual | S | 300 | 39.8268 | 110 | -0.15 | 47 |
IV.CSP1.EHZ. | 2020-09-23T21:18:19.11 | 0.6 | undecidable | manual | S | 317 | 36.1416 | 113 | -0.12 | 48 |
IV.NRCA.HHZ. | 2020-09-23T21:18:18.63 | 0.3 | undecidable | manual | S | 266 | 32.4453 | 116 | 0.31 | 68 |
IV.MC2.EHZ. | 2020-09-23T21:18:17.16 | 0.6 | undecidable | manual | S | 283 | 26.9508 | 121 | 0.12 | 48 |
IV.SMA1.EHZ. | 2020-09-23T21:18:17.65 | 0.3 | undecidable | manual | S | 210 | 28.8489 | 119 | 0.17 | 71 |
IV.MNTT.EHZ. | 2020-09-23T21:18:16.86 | 0.3 | undecidable | manual | S | 17 | 23.8539 | 125 | 0.51 | 67 |
IV.TERO.HHZ. | 2020-09-23T21:18:16.99 | 0.6 | undecidable | manual | S | 164 | 26.9508 | 121 | -0.05 | 49 |
IV.RM33.EHZ. | 2020-09-23T21:18:15.47 | 0.6 | negative | manual | P | 212 | 45.5211 | 107 | 0.25 | 45 |
IV.MMO1.EHZ. | 2020-09-23T21:18:14.26 | 0.6 | undecidable | manual | S | 288 | 15.7731 | 139 | -0.47 | 46 |
IV.FDMO.HHZ. | 2020-09-23T21:18:14.27 | 0.6 | positive | manual | P | 300 | 39.8268 | 110 | -0.13 | 47 |
IV.MTRA.HNZ. | 2020-09-23T21:18:14.14 | 0.6 | undecidable | manual | S | 220 | 14.4744 | 141 | -0.37 | 47 |
IV.CSP1.EHZ. | 2020-09-23T21:18:13.11 | 0.6 | undecidable | manual | P | 317 | 36.1416 | 113 | -0.76 | 40 |
IV.NRCA.HHZ. | 2020-09-23T21:18:13.32 | 0.1 | positive | manual | P | 266 | 32.4453 | 116 | -0.03 | 98 |
IV.SMA1.EHZ. | 2020-09-23T21:18:12.88 | 0.1 | positive | manual | P | 210 | 28.8489 | 119 | 0.03 | 98 |
IV.MNTT.EHZ. | 2020-09-23T21:18:12.26 | 0.1 | positive | manual | P | 17 | 23.8539 | 125 | 0.05 | 99 |
IV.TERO.HHZ. | 2020-09-23T21:18:12.44 | 0.3 | positive | manual | P | 164 | 26.9508 | 121 | -0.17 | 72 |
IV.MC2.EHZ. | 2020-09-23T21:18:12.59 | 1.0 | negative | manual | P | 283 | 26.9508 | 121 | -0.01 | 25 |
IV.MMO1.EHZ. | 2020-09-23T21:18:11.00 | 0.3 | positive | manual | P | 288 | 15.7731 | 139 | -0.27 | 72 |
IV.OFFI.HHZ. | 2020-09-23T21:18:11.35 | 0.1 | negative | manual | P | 58 | 16.6722 | 137 | -0.01 | 100 |
IV.MTRA.HNZ. | 2020-09-23T21:18:10.99 | 0.6 | positive | manual | P | 220 | 14.4744 | 141 | -0.15 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.6 | 0.0002415 | 0.52 | AML | other | m | 2020-09-23T21:18:14.50 |
IV.MTRA.EHN. | ML:1.4 | 0.00017199999999999998 | 0.16 | AML | other | m | 2020-09-23T21:18:14.48 |
IV.TERO.HHN. | ML:1.1 | 0.0000609 | 0.6 | AML | other | m | 2020-09-23T21:18:17.13 |
IV.TERO.HHE. | ML:1.3 | 0.00008044999999999999 | 0.2 | AML | other | m | 2020-09-23T21:18:17.34 |
IV.SMA1.EHE. | ML:1.4 | 0.0001077 | 1.06 | AML | other | m | 2020-09-23T21:18:18.03 |
IV.SMA1.EHN. | ML:1.5 | 0.000135 | 1.74 | AML | other | m | 2020-09-23T21:18:18.94 |
IV.NRCA.HHE. | ML:1.5 | 0.00011025000000000001 | 1.56 | AML | other | m | 2020-09-23T21:18:18.88 |
IV.NRCA.HHN. | ML:1.6 | 0.0001365 | 0.16 | AML | other | m | 2020-09-23T21:18:18.96 |
IV.FDMO.HHE. | ML:1.1 | 0.00003755 | 0.52 | AML | other | m | 2020-09-23T21:18:20.26 |
IV.FDMO.HHN. | ML:1.1 | 0.00003815 | 0.32 | AML | other | m | 2020-09-23T21:18:20.36 |