A magnitude ML 1.2 earthquake occured in region: 4 km E Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6200, 13.3300 at 8 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 |
---|---|---|---|---|
Amatrice | RI | 4 | 2657 | 2657 |
Campotosto | AQ | 8 | 542 | 3199 |
Accumoli | RI | 11 | 667 | 3866 |
Capitignano | AQ | 11 | 665 | 4531 |
Montereale | AQ | 13 | 2581 | 7112 |
Cittareale | RI | 14 | 482 | 7594 |
Crognaleto | TE | 15 | 1297 | 8891 |
Cortino | TE | 15 | 656 | 9547 |
Arquata del Tronto | AP | 17 | 1178 | 10725 |
Rocca Santa Maria | TE | 18 | 537 | 11262 |
Acquasanta Terme | AP | 18 | 2916 | 14178 |
Fano Adriano | TE | 19 | 296 | 14474 |
Valle Castellana | TE | 19 | 977 | 15451 |
Barete | AQ | 19 | 737 | 16188 |
Cagnano Amiterno | AQ | 20 | 1369 | 17557 |
Borbona | RI | 20 | 617 | 18174 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-04-06 08:39:17 |
42.6202 | 13.3302 | 8 | 2021-04-06 08:45:17 |
Sala Sismica INGV-Roma | 88814801 |
Field | Value |
---|---|
Time (UTC) | 2021-04-06 08:39:17 ± 0.07 |
Latitude | 42.6202 ± 0.0027 |
Longitude | 13.3302 ± 0.0037 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88814801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 326 |
Semi-minor axis of confidence ellipse (meter) | 69 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 46 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 73 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.01079 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51081 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 88814801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-06 08:45:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMO1.EHZ. | 2021-04-06T08:39:28.20 | 0.6 | undecidable | manual | S | 359 | 30.9468 | 105 | 0.07 | 48 |
IV.T0110.HHZ. | 2021-04-06T08:39:27.44 | 0.3 | undecidable | manual | P | 140 | 56.6988 | 50 | -0.11 | 69 |
IV.CSP1.EHZ. | 2021-04-06T08:39:27.19 | 0.3 | undecidable | manual | P | 349 | 53.3022 | 50 | 0.16 | 69 |
IV.NRCA.HHZ. | 2021-04-06T08:39:27.37 | 0.6 | undecidable | manual | S | 323 | 29.5482 | 105 | -0.26 | 47 |
IV.GIGS.HHE. | 2021-04-06T08:39:26.24 | 0.6 | undecidable | manual | S | 133 | 27.1506 | 107 | -0.6 | 43 |
IV.TERO.HHZ. | 2021-04-06T08:39:25.24 | 0.3 | undecidable | manual | S | 89 | 22.3554 | 110 | -0.02 | 75 |
IV.LNSS.HHN. | 2021-04-06T08:39:25.76 | 0.6 | undecidable | manual | S | 265 | 23.754 | 109 | 0.04 | 49 |
IV.MMO1.EHZ. | 2021-04-06T08:39:23.03 | 0.3 | undecidable | manual | P | 359 | 30.9468 | 105 | -0.4 | 68 |
IV.MTRA.EHZ. | 2021-04-06T08:39:23.35 | 0.3 | undecidable | manual | S | 20 | 16.0728 | 117 | 0.08 | 74 |
IV.NRCA.HHZ. | 2021-04-06T08:39:23.07 | 0.1 | undecidable | manual | P | 323 | 29.5482 | 105 | -0.07 | 97 |
IV.RM33.EHZ. | 2021-04-06T08:39:23.19 | 0.6 | undecidable | manual | S | 218 | 15.5733 | 118 | 0.09 | 50 |
IV.GIGS.HHE. | 2021-04-06T08:39:22.49 | 0.3 | undecidable | manual | P | 133 | 27.1506 | 107 | -0.2 | 71 |
IV.CAMP.HHE. | 2021-04-06T08:39:21.89 | 0.6 | undecidable | manual | S | 145 | 11.3775 | 126 | 0.03 | 51 |
IV.TERO.HHZ. | 2021-04-06T08:39:21.92 | 0.1 | undecidable | manual | P | 89 | 22.3554 | 110 | 0.14 | 97 |
IV.LNSS.HHN. | 2021-04-06T08:39:21.95 | 0.1 | undecidable | manual | P | 265 | 23.754 | 109 | -0.09 | 98 |
IV.CAMP.HHE. | 2021-04-06T08:39:20.01 | 0.1 | undecidable | manual | P | 145 | 11.3775 | 126 | 0.2 | 98 |
IV.RM33.EHZ. | 2021-04-06T08:39:20.67 | 0.1 | positive | manual | P | 218 | 15.5733 | 118 | 0.14 | 98 |
IV.MTRA.EHZ. | 2021-04-06T08:39:20.85 | 0.3 | undecidable | manual | P | 20 | 16.0728 | 117 | 0.23 | 72 |
IV.T1299.EHN. | 2021-04-06T08:39:19.94 | 0.3 | undecidable | manual | S | 292 | 4.1958 | 153 | -0.25 | 73 |
IV.SMA1.EHZ. | 2021-04-06T08:39:19.77 | 0.3 | undecidable | manual | S | 20 | 1.1988 | 171 | -0.09 | 76 |
IV.SMA1.EHZ. | 2021-04-06T08:39:18.88 | 0.1 | undecidable | manual | P | 20 | 1.1988 | 171 | 0.22 | 99 |
IV.T1299.EHN. | 2021-04-06T08:39:18.99 | 0.1 | undecidable | manual | P | 292 | 4.1958 | 153 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHN. | ML:1.0 | 0.0001115 | 0.86 | AML | other | m | 2021-04-06T08:39:23.29 |
IV.MTRA.EHE. | ML:1.3 | 0.0002035 | 0.42 | AML | other | m | 2021-04-06T08:39:23.47 |
IV.RM33.EHE. | ML:1.2 | 0.0001475 | 1.04 | AML | other | m | 2021-04-06T08:39:23.86 |
IV.MTRA.EHN. | ML:1.2 | 0.0001465 | 1.34 | AML | other | m | 2021-04-06T08:39:24.91 |
IV.TERO.HHN. | ML:1.4 | 0.00018099999999999998 | 0.3 | AML | other | m | 2021-04-06T08:39:25.52 |
IV.TERO.HHE. | ML:1.3 | 0.0001505 | 0.14 | AML | other | m | 2021-04-06T08:39:25.84 |
IV.NRCA.HHN. | ML:1.1 | 0.0000605 | 0.54 | AML | other | m | 2021-04-06T08:39:27.74 |
IV.NRCA.HHE. | ML:1.3 | 0.00011219999999999999 | 0.38 | AML | other | m | 2021-04-06T08:39:27.76 |