A magnitude ML 1.3 earthquake occured in region: 7 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7860, 13.2080 at 10 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 7 | 1178 | 1178 |
Norcia | PG | 9 | 4957 | 6135 |
Accumoli | RI | 11 | 667 | 6802 |
Montegallo | AP | 12 | 523 | 7325 |
Castelsantangelo sul Nera | MC | 13 | 281 | 7606 |
Montemonaco | AP | 16 | 604 | 8210 |
Acquasanta Terme | AP | 17 | 2916 | 11126 |
Preci | PG | 17 | 724 | 11850 |
Cascia | PG | 18 | 3217 | 15067 |
Ussita | MC | 19 | 444 | 15511 |
Amatrice | RI | 19 | 2657 | 18168 |
Visso | MC | 19 | 1107 | 19275 |
Cittareale | RI | 19 | 482 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-09-18 11:32:35 |
42.7862 | 13.2082 | 10 | 2021-09-18 11:54:30 |
Sala Sismica INGV-Roma | 95583371 |
Field | Value |
---|---|
Time (UTC) | 2021-09-18 11:32:35 ± 0.07 |
Latitude | 42.7862 ± 0.0045 |
Longitude | 13.2082 ± 0.0061 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95583371 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 557 |
Semi-minor axis of confidence ellipse (meter) | 307 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 54 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 560.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 102 |
Number of associated phases, regardless of their use for origin computation | 39 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37052 |
Number of stations at which the event was observed | 29 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 95583371 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-18 11:54:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SELL.HHZ. | 2021-09-18T11:34:32.12 | 3.0 | undecidable | manual | Sn | -1.66 | 0 | |||
IV.MRVN.HHZ. | 2021-09-18T11:33:54.32 | 3.0 | undecidable | manual | Sn | 4.45 | 0 | |||
IV.SBPO.HNZ. | 2021-09-18T11:33:52.51 | 3.0 | undecidable | manual | Sn | -1.52 | 0 | |||
IV.ZCCA.HNZ. | 2021-09-18T11:33:45.06 | 3.0 | undecidable | manual | Sn | 4.24 | 0 | |||
IV.SENA.HHZ. | 2021-09-18T11:33:37.21 | 3.0 | undecidable | manual | Pg | 6.85 | 0 | |||
CR.ZAG.BHZ. | 2021-09-18T11:33:32.72 | 3.0 | undecidable | manual | Pn | 3.89 | 0 | |||
IV.MCEL.HHZ. | 2021-09-18T11:33:22.77 | 3.0 | undecidable | manual | Pn | 1.64 | 0 | |||
IV.CELB.HHZ. | 2021-09-18T11:33:12.03 | 3.0 | undecidable | manual | Pn | 1.03 | 0 | |||
IV.GATE.HHZ. | 2021-09-18T11:33:02.02 | 3.0 | undecidable | manual | Pg | -0.61 | 0 | |||
IV.ARVD.HHZ. | 2021-09-18T11:33:01.43 | 3.0 | undecidable | manual | S | -0.95 | 0 | |||
IV.SFI.EHZ. | 2021-09-18T11:33:00.49 | 3.0 | undecidable | manual | Pn | -0.59 | 0 | |||
IV.TOLF.HHZ. | 2021-09-18T11:32:58.21 | 3.0 | positive | manual | P | 2.27 | 0 | |||
IV.EL6.EHZ. | 2021-09-18T11:32:55.89 | 3.0 | undecidable | manual | S | 0.01 | 0 | |||
IV.PE3.EHZ. | 2021-09-18T11:32:52.87 | 3.0 | undecidable | manual | P | -1.9 | 0 | |||
IV.TERO.HHZ. | 2021-09-18T11:32:47.97 | 0.3 | undecidable | manual | S | 119 | 37.0296 | 50 | -0.14 | 71 |
IV.RM33.EHZ. | 2021-09-18T11:32:46.62 | 0.3 | undecidable | manual | S | 179 | 30.747 | 50 | 0.18 | 71 |
IV.EL6.EHZ. | 2021-09-18T11:32:46.79 | 3.0 | undecidable | manual | P | 0.52 | 0 | |||
IV.LNSS.HHZ. | 2021-09-18T11:32:45.28 | 0.3 | undecidable | manual | S | 214 | 24.4533 | 50 | 0.5 | 67 |
IV.FDMO.HHZ. | 2021-09-18T11:32:45.93 | 0.3 | undecidable | manual | S | 341 | 29.4483 | 50 | -0.17 | 72 |
IV.ASSB.HHZ. | 2021-09-18T11:32:45.72 | 3.0 | positive | manual | P | -0.17 | 0 | |||
IV.GAVE.EHZ. | 2021-09-18T11:32:44.79 | 0.1 | undecidable | manual | S | 248 | 27.6501 | 50 | -0.82 | 78 |
IV.MML1.EHZ. | 2021-09-18T11:32:43.60 | 0.1 | undecidable | manual | P | 332 | 41.1255 | 50 | 0.15 | 94 |
IV.SMA1.EHZ. | 2021-09-18T11:32:43.12 | 0.3 | undecidable | manual | S | 149 | 20.1687 | 117 | -0.32 | 71 |
IV.GUMA.HHZ. | 2021-09-18T11:32:42.44 | 3.0 | undecidable | manual | P | 1.52 | 0 | |||
IV.CAMP.HHZ. | 2021-09-18T11:32:42.04 | 0.1 | undecidable | manual | P | 149 | 32.2455 | 50 | -0.05 | 97 |
IV.TERO.HHZ. | 2021-09-18T11:32:42.75 | 0.3 | undecidable | manual | P | 119 | 37.0296 | 50 | -0.07 | 72 |
IV.CSP1.EHZ. | 2021-09-18T11:32:42.29 | 0.3 | undecidable | manual | P | 360 | 33.9438 | 50 | -0.06 | 73 |
IV.FDMO.HHZ. | 2021-09-18T11:32:41.58 | 0.3 | undecidable | manual | P | 341 | 29.4483 | 50 | -0.08 | 73 |
IV.GAVE.EHZ. | 2021-09-18T11:32:41.65 | 0.3 | negative | manual | P | 248 | 27.6501 | 50 | 0.27 | 70 |
IV.RM33.EHZ. | 2021-09-18T11:32:41.94 | 0.3 | undecidable | manual | P | 179 | 30.747 | 50 | 0.08 | 73 |
IV.MC2.EHZ. | 2021-09-18T11:32:41.72 | 0.3 | undecidable | manual | S | 354 | 13.9749 | 126 | 0.1 | 75 |
IV.LNSS.HHZ. | 2021-09-18T11:32:41.20 | 0.3 | undecidable | manual | P | 214 | 24.4533 | 50 | 0.3 | 70 |
IV.MTRA.EHZ. | 2021-09-18T11:32:41.93 | 0.3 | undecidable | manual | S | 102 | 15.6732 | 123 | -0.17 | 73 |
IV.NRCA.HHZ. | 2021-09-18T11:32:40.13 | 0.3 | undecidable | manual | S | 305 | 9.2796 | 138 | -0.27 | 73 |
IV.SMA1.EHZ. | 2021-09-18T11:32:40.15 | 0.1 | undecidable | manual | P | 149 | 20.1687 | 117 | 0.02 | 100 |
IV.MC2.EHZ. | 2021-09-18T11:32:39.27 | 0.1 | undecidable | manual | P | 354 | 13.9749 | 126 | 0.2 | 98 |
IV.MTRA.EHZ. | 2021-09-18T11:32:39.51 | 0.3 | undecidable | manual | P | 102 | 15.6732 | 123 | 0.16 | 74 |
IV.NRCA.HHZ. | 2021-09-18T11:32:38.50 | 0.1 | undecidable | manual | P | 305 | 9.2796 | 138 | 0.13 | 100 |
IV.MMO1.EHZ. | 2021-09-18T11:32:37.01 | 3.0 | undecidable | manual | P | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.6 | 0.000522 | 1 | AML | other | m | 2021-09-18T11:32:41.53 |
IV.NRCA.HHE. | ML:1.6 | 0.0005535 | 0.1 | AML | other | m | 2021-09-18T11:32:41.08 |
IV.NRCA.HHN. | ML:1.7 | 0.000643 | 0.14 | AML | other | m | 2021-09-18T11:32:41.18 |
IV.NRCA.HNN. | ML:1.7 | 0.0006454999999999999 | 0.6 | AML | other | m | 2021-09-18T11:32:41.24 |
IV.SMA1.EHN. | ML:1.1 | 0.00009005 | 0.46 | AML | other | m | 2021-09-18T11:32:44.38 |
IV.LNSS.HHE. | ML:1.4 | 0.0001645 | 0.48 | AML | other | m | 2021-09-18T11:32:45.97 |
IV.GAVE.EHE. | ML:1.3 | 0.000117 | 1.02 | AML | other | m | 2021-09-18T11:32:46.20 |
IV.FDMO.HHN. | ML:1.3 | 0.00008810000000000001 | 0.22 | AML | other | m | 2021-09-18T11:32:46.28 |
IV.FDMO.HHE. | ML:1.1 | 0.00006625 | 0.24 | AML | other | m | 2021-09-18T11:32:46.29 |
IV.GAVE.EHN. | ML:1.3 | 0.00010240000000000001 | 1.04 | AML | other | m | 2021-09-18T11:32:46.31 |
IV.LNSS.HHN. | ML:1.4 | 0.0001595 | 1.18 | AML | other | m | 2021-09-18T11:32:46.39 |
IV.RM33.EHN. | ML:1.2 | 0.00007545 | 0.94 | AML | other | m | 2021-09-18T11:32:47.47 |
IV.RM33.EHE. | ML:1.2 | 0.0000687 | 0.48 | AML | other | m | 2021-09-18T11:32:47.62 |
IV.MF5.EHE. | ML:1.3 | 0.0000959 | 0.34 | AML | other | m | 2021-09-18T11:32:47.82 |
IV.MF5.EHN. | ML:1.3 | 0.00010275 | 0.56 | AML | other | m | 2021-09-18T11:32:48.28 |
IV.GUMA.HHN. | ML:1.6 | 0.000158 | 0.44 | AML | other | m | 2021-09-18T11:32:48.32 |
IV.GUMA.HHE. | ML:1.6 | 0.00016700000000000002 | 1.7 | AML | other | m | 2021-09-18T11:32:49.86 |
IV.SMA1.EHE. | ML:1.1 | 0.0000967 | 0.42 | AML | other | m | 2021-09-18T11:32:49.53 |
IV.MML1.EHE. | ML:1.0 | 0.00003345 | 0.68 | AML | other | m | 2021-09-18T11:32:50.34 |
IV.MML1.EHN. | ML:1.0 | 0.00003275 | 1.54 | AML | other | m | 2021-09-18T11:32:50.19 |