A magnitude ML 0.9 earthquake occured in region: Palmiano (AP), on
and geographic coordinates (lat, lon) 42.8990, 13.4630 at 17 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 |
---|---|---|---|---|
Palmiano | AP | 0 | 196 | 196 |
Venarotta | AP | 3 | 2066 | 2262 |
Roccafluvione | AP | 4 | 2010 | 4272 |
Force | AP | 8 | 1354 | 5626 |
Comunanza | AP | 8 | 3166 | 8792 |
Montefalcone Appennino | FM | 10 | 424 | 9216 |
Rotella | AP | 10 | 906 | 10122 |
Ascoli Piceno | AP | 11 | 49407 | 59529 |
Montemonaco | AP | 11 | 604 | 60133 |
Montefortino | FM | 11 | 1178 | 61311 |
Smerillo | FM | 12 | 365 | 61676 |
Montegallo | AP | 12 | 523 | 62199 |
Amandola | FM | 13 | 3629 | 65828 |
Montedinove | AP | 13 | 488 | 66316 |
Castignano | AP | 14 | 2796 | 69112 |
Santa Vittoria in Matenano | FM | 14 | 1330 | 70442 |
Montelparo | FM | 15 | 778 | 71220 |
Monte San Martino | MC | 15 | 765 | 71985 |
Acquasanta Terme | AP | 15 | 2916 | 74901 |
Montalto delle Marche | AP | 15 | 2122 | 77023 |
Folignano | AP | 16 | 9241 | 86264 |
Appignano del Tronto | AP | 17 | 1785 | 88049 |
Monte Rinaldo | FM | 17 | 379 | 88428 |
Monteleone di Fermo | FM | 18 | 395 | 88823 |
Penna San Giovanni | MC | 18 | 1108 | 89931 |
Valle Castellana | TE | 18 | 977 | 90908 |
Ortezzano | FM | 19 | 774 | 91682 |
Offida | AP | 19 | 5058 | 96740 |
Arquata del Tronto | AP | 19 | 1178 | 97918 |
Maltignano | AP | 20 | 2401 | 100319 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-04-06 20:42:57 |
42.899 | 13.4633 | 17 | 2021-04-06 21:35:48 |
Sala Sismica INGV-Roma | 88856151 |
Field | Value |
---|---|
Time (UTC) | 2021-04-06 20:42:57 ± 0.16 |
Latitude | 42.8990 ± 0.0072 |
Longitude | 13.4633 ± 0.0123 |
Depth (km) | 17 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88856151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 879 |
Semi-minor axis of confidence ellipse (meter) | 397 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 105 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 880.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 128 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.08903 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29498 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 88856151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-06 21:35:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-04-06T20:43:09.42 | 0.6 | undecidable | manual | S | 159 | 32.745 | 105 | 0.68 | 41 |
IV.CSP1.EHZ. | 2021-04-06T20:43:08.22 | 0.3 | undecidable | manual | S | 316 | 29.9478 | 107 | 0.19 | 70 |
IV.MC2.EHZ. | 2021-04-06T20:43:06.62 | 0.3 | undecidable | manual | S | 274 | 22.3554 | 115 | 0.49 | 66 |
IV.MNTT.EHE. | 2021-04-06T20:43:06.47 | 0.6 | undecidable | manual | S | 31 | 21.0678 | 117 | 0.65 | 43 |
IV.TERO.HHZ. | 2021-04-06T20:43:04.15 | 0.6 | undecidable | manual | P | 159 | 32.745 | 105 | 0.22 | 47 |
IV.MTRA.EHZ. | 2021-04-06T20:43:04.76 | 0.1 | undecidable | manual | S | 199 | 16.6722 | 125 | -0.07 | 99 |
IV.MF5.EHZ. | 2021-04-06T20:43:03.44 | 0.1 | undecidable | manual | S | 358 | 9.879 | 143 | -0.08 | 99 |
IV.MMO1.EHZ. | 2021-04-06T20:43:03.71 | 0.1 | undecidable | manual | S | 270 | 11.0778 | 139 | -0.01 | 100 |
IV.CSP1.EHZ. | 2021-04-06T20:43:03.25 | 0.1 | undecidable | manual | P | 316 | 29.9478 | 107 | -0.27 | 92 |
IV.MNTT.EHE. | 2021-04-06T20:43:02.22 | 1.0 | undecidable | manual | P | 31 | 21.0678 | 117 | -0.02 | 24 |
IV.MC2.EHZ. | 2021-04-06T20:43:02.39 | 0.1 | undecidable | manual | P | 274 | 22.3554 | 115 | -0.03 | 99 |
IV.MTRA.EHZ. | 2021-04-06T20:43:01.40 | 0.1 | undecidable | manual | P | 199 | 16.6722 | 125 | -0.27 | 94 |
IV.MMO1.EHZ. | 2021-04-06T20:43:00.80 | 0.1 | undecidable | manual | P | 270 | 11.0778 | 139 | -0.23 | 96 |
IV.MF5.EHZ. | 2021-04-06T20:43:00.67 | 0.1 | positive | manual | P | 358 | 9.879 | 143 | -0.24 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MF5.EHE. | ML:0.7 | 0.00004254375000000001 | 0.3968 | AML | other | m | 2021-04-06T20:43:03.74 |
IV.MF5.EHN. | ML:0.7 | 0.00004661045 | 0.4992 | AML | other | m | 2021-04-06T20:43:03.65 |
IV.MTRA.EHE. | ML:0.9 | 0.000052745101 | 0.1024 | AML | other | m | 2021-04-06T20:43:04.94 |
IV.MTRA.EHN. | ML:0.8 | 0.000047318200000000004 | 0.0768 | AML | other | m | 2021-04-06T20:43:04.82 |
IV.MTRA.HNE. | ML:1.1 | 0.00009002174000000001 | 0.3456 | AML | other | m | 2021-04-06T20:43:04.80 |
IV.MTRA.HNN. | ML:0.8 | 0.0000453775435 | 0.0896 | AML | other | m | 2021-04-06T20:43:04.81 |
IV.CSP1.EHE. | ML:1.0 | 0.0000392246 | 0.3584 | AML | other | m | 2021-04-06T20:43:08.63 |
IV.CSP1.EHN. | ML:1.1 | 0.000059039510000000004 | 0.4224 | AML | other | m | 2021-04-06T20:43:08.44 |
IV.TERO.HHE. | ML:0.6 | 0.000013637175000000002 | 0.32 | AML | other | m | 2021-04-06T20:43:09.54 |
IV.TERO.HHN. | ML:0.4 | 0.00000997452 | 0.4224 | AML | other | m | 2021-04-06T20:43:09.52 |
IV.TERO.HNE. | ML:1.2 | 0.000057632605 | 0.5632 | AML | other | m | 2021-04-06T20:43:10.25 |
IV.TERO.HNN. | ML:1.5 | 0.00011470640500000002 | 0.9088 | AML | other | m | 2021-04-06T20:43:09.91 |