A magnitude ML 0.8 earthquake occured in region: 4 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6810, 13.2090 at 11 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 |
---|---|---|---|---|
Accumoli | RI | 4 | 667 | 667 |
Cittareale | RI | 8 | 482 | 1149 |
Amatrice | RI | 9 | 2657 | 3806 |
Arquata del Tronto | AP | 13 | 1178 | 4984 |
Norcia | PG | 16 | 4957 | 9941 |
Cascia | PG | 17 | 3217 | 13158 |
Montereale | AQ | 18 | 2581 | 15739 |
Campotosto | AQ | 19 | 542 | 16281 |
Acquasanta Terme | AP | 19 | 2916 | 19197 |
Capitignano | AQ | 19 | 665 | 19862 |
Borbona | RI | 20 | 617 | 20479 |
Posta | RI | 20 | 694 | 21173 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-04-10 15:36:06 |
42.6812 | 13.2087 | 11 | 2021-04-10 15:44:20 |
Sala Sismica INGV-Roma | 88973491 |
Field | Value |
---|---|
Time (UTC) | 2021-04-10 15:36:06 ± 0.07 |
Latitude | 42.6812 ± 0.0045 |
Longitude | 13.2087 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88973491 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 447 |
Semi-minor axis of confidence ellipse (meter) | 375 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 50 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 65 |
Number of associated phases, regardless of their use for origin computation | 36 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29678 |
Number of stations at which the event was observed | 25 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 88973491 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-10 15:44:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIZZ.HHZ. | 2021-04-10T15:37:52.07 | 3.0 | undecidable | manual | Sn | -3.52 | 0 | |||
IV.EUCT.HNZ. | 2021-04-10T15:37:35.08 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
MN.TRI.HHZ. | 2021-04-10T15:37:26.14 | 3.0 | undecidable | manual | Sn | -1.84 | 0 | |||
IV.EFIU.HHZ. | 2021-04-10T15:37:09.94 | 3.0 | undecidable | manual | Pn | -6.84 | 0 | |||
IV.TDS.HHZ. | 2021-04-10T15:37:08.95 | 3.0 | undecidable | manual | Pg | 9.2 | 0 | |||
IV.SARZ.HHZ. | 2021-04-10T15:37:08.39 | 3.0 | positive | manual | Pg | 8.8 | 0 | |||
IV.TREM.HHZ. | 2021-04-10T15:37:04.11 | 3.0 | undecidable | manual | Sg | 8.36 | 0 | |||
IV.SEI.HHZ. | 2021-04-10T15:37:03.79 | 3.0 | undecidable | manual | Sg | 5.76 | 0 | |||
IV.ILOS.HHZ. | 2021-04-10T15:37:01.79 | 3.0 | undecidable | manual | Pn | -5.54 | 0 | |||
IV.PTRP.HHZ. | 2021-04-10T15:36:56.69 | 3.0 | negative | manual | Pg | 7.61 | 0 | |||
IV.CADC.EHZ. | 2021-04-10T15:36:51.64 | 3.0 | positive | manual | Pn | -5.05 | 0 | |||
IV.TREM.HHZ. | 2021-04-10T15:36:31.89 | 3.0 | negative | manual | Pn | -1.02 | 0 | |||
IV.FIR.HHZ. | 2021-04-10T15:36:31.52 | 3.0 | undecidable | manual | Pg | -0.67 | 0 | |||
IV.MIDA.HHZ. | 2021-04-10T15:36:28.93 | 3.0 | negative | manual | Pg | 3.94 | 0 | |||
IV.SEI.HHZ. | 2021-04-10T15:36:28.26 | 3.0 | undecidable | manual | Pn | -5.93 | 0 | |||
IV.PTRJ.HNZ. | 2021-04-10T15:36:26.78 | 3.0 | undecidable | manual | Pn | -2.92 | 0 | |||
IV.RIBO.EHZ.01 | 2021-04-10T15:36:26.37 | 3.0 | undecidable | manual | Pn | -2.39 | 0 | |||
IV.TERO.HHZ. | 2021-04-10T15:36:16.78 | 0.6 | undecidable | manual | S | 101 | 32.9448 | 50 | -0.55 | 43 |
IV.MC2.EHE. | 2021-04-10T15:36:16.03 | 0.6 | undecidable | manual | S | 356 | 25.5522 | 50 | 0.65 | 42 |
IV.GAVE.EHZ. | 2021-04-10T15:36:15.27 | 0.3 | undecidable | manual | S | 273 | 25.6521 | 50 | -0.14 | 72 |
IV.FIAM.HHZ. | 2021-04-10T15:36:14.76 | 3.0 | undecidable | manual | Pg | 2.44 | 0 | |||
IV.NRCA.HHE. | 2021-04-10T15:36:13.19 | 0.3 | undecidable | manual | S | 336 | 18.5703 | 120 | -0.28 | 71 |
IV.RM33.EHZ. | 2021-04-10T15:36:13.36 | 0.6 | undecidable | manual | S | 179 | 19.0698 | 119 | -0.27 | 47 |
IV.MTRA.EHZ. | 2021-04-10T15:36:12.83 | 0.3 | undecidable | manual | S | 61 | 17.4714 | 122 | -0.31 | 71 |
IV.TERO.HHZ. | 2021-04-10T15:36:12.32 | 1.0 | undecidable | manual | P | 101 | 32.9448 | 50 | -0.23 | 23 |
IV.LNSS.HNE. | 2021-04-10T15:36:12.75 | 0.6 | undecidable | manual | S | 238 | 16.2726 | 123 | -0.04 | 50 |
IV.GAVE.EHZ. | 2021-04-10T15:36:11.42 | 1.0 | positive | manual | P | 273 | 25.6521 | 50 | -0.02 | 25 |
IV.MC2.EHE. | 2021-04-10T15:36:11.57 | 0.1 | undecidable | manual | P | 356 | 25.5522 | 50 | 0.14 | 96 |
IV.SMA1.EHZ. | 2021-04-10T15:36:11.64 | 0.6 | undecidable | manual | S | 119 | 11.7771 | 132 | 0.09 | 50 |
IV.MTRA.EHZ. | 2021-04-10T15:36:10.11 | 0.1 | undecidable | manual | P | 61 | 17.4714 | 122 | -0.02 | 100 |
IV.NRCA.HHE. | 2021-04-10T15:36:10.24 | 0.1 | undecidable | manual | P | 336 | 18.5703 | 120 | -0.08 | 99 |
IV.T1299.EHN. | 2021-04-10T15:36:10.74 | 0.6 | undecidable | manual | S | 131 | 7.9809 | 144 | 0.08 | 50 |
IV.RM33.EHZ. | 2021-04-10T15:36:10.35 | 0.3 | positive | manual | P | 179 | 19.0698 | 119 | -0.06 | 74 |
IV.LNSS.HNE. | 2021-04-10T15:36:09.97 | 0.1 | undecidable | manual | P | 238 | 16.2726 | 123 | 0.04 | 100 |
IV.SMA1.EHZ. | 2021-04-10T15:36:09.57 | 0.1 | undecidable | manual | P | 119 | 11.7771 | 132 | 0.35 | 94 |
IV.T1299.EHN. | 2021-04-10T15:36:08.96 | 0.1 | undecidable | manual | P | 131 | 7.9809 | 144 | 0.26 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHN. | ML:1.1 | 0.00009329999999999999 | 0.24 | AML | other | m | 2021-04-10T15:36:13.56 |
IV.MTRA.EHN. | ML:0.5 | 0.000026750000000000003 | 0.52 | AML | other | m | 2021-04-10T15:36:13.92 |
IV.RM33.EHE. | ML:0.9 | 0.00006085 | 0.12 | AML | other | m | 2021-04-10T15:36:13.74 |
IV.MTRA.EHE. | ML:0.6 | 0.00003555 | 1 | AML | other | m | 2021-04-10T15:36:13.91 |