A magnitude ML 1.1 earthquake occured in region: 3 km SE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6770, 13.2760 at 12 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 | 3 | 667 | 667 |
Amatrice | RI | 5 | 2657 | 3324 |
Arquata del Tronto | AP | 11 | 1178 | 4502 |
Cittareale | RI | 11 | 482 | 4984 |
Acquasanta Terme | AP | 15 | 2916 | 7900 |
Campotosto | AQ | 15 | 542 | 8442 |
Montereale | AQ | 17 | 2581 | 11023 |
Capitignano | AQ | 18 | 665 | 11688 |
Montegallo | AP | 19 | 523 | 12211 |
Valle Castellana | TE | 19 | 977 | 13188 |
Norcia | PG | 20 | 4957 | 18145 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-07-17 04:34:30 |
42.6772 | 13.2757 | 12 | 2020-07-17 04:41:06 |
Sala Sismica INGV-Roma | 81091211 |
Field | Value |
---|---|
Time (UTC) | 2020-07-17 04:34:30 ± 0.07 |
Latitude | 42.6772 ± 0.0027 |
Longitude | 13.2757 ± 0.0061 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81091211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 425 |
Semi-minor axis of confidence ellipse (meter) | 184 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 266 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 76 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
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) | 0.06385 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41729 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 81091211 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-17 04:41:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-07-17T04:34:45.35 | 0.3 | undecidable | manual | S | 353 | 46.3203 | 91 | 0.4 | 68 |
IV.MC2.EHZ. | 2020-07-17T04:34:39.74 | 0.3 | undecidable | manual | S | 345 | 26.9508 | 93 | -0.03 | 74 |
IV.TERO.HHZ. | 2020-07-17T04:34:39.60 | 0.6 | undecidable | manual | S | 103 | 27.4503 | 93 | -0.31 | 47 |
IV.CSP1.EHZ. | 2020-07-17T04:34:38.73 | 1.0 | positive | manual | P | 353 | 46.3203 | 91 | 0.05 | 24 |
IV.NRCA.HHZ. | 2020-07-17T04:34:38.02 | 0.6 | undecidable | manual | S | 323 | 21.7671 | 94 | -0.37 | 46 |
IV.RM33.EHZ. | 2020-07-17T04:34:37.68 | 0.3 | undecidable | manual | S | 195 | 19.2696 | 96 | -0.06 | 75 |
IV.MF5.EHZ. | 2020-07-17T04:34:37.80 | 0.6 | positive | manual | P | 23 | 37.5291 | 91 | 0.47 | 45 |
IV.LNSS.HHZ. | 2020-07-17T04:34:37.97 | 0.3 | undecidable | manual | S | 247 | 20.868 | 95 | -0.19 | 72 |
IV.TERO.HHZ. | 2020-07-17T04:34:35.62 | 0.6 | positive | manual | P | 103 | 27.4503 | 93 | -0.15 | 49 |
IV.MTRA.EHZ. | 2020-07-17T04:34:35.85 | 0.6 | undecidable | manual | S | 48 | 13.2756 | 110 | -0.3 | 48 |
IV.MC2.EHZ. | 2020-07-17T04:34:35.67 | 0.1 | undecidable | manual | P | 345 | 26.9508 | 93 | -0.02 | 99 |
IV.SMA1.EHZ. | 2020-07-17T04:34:34.86 | 0.6 | undecidable | manual | S | 137 | 7.0929 | 139 | 0.05 | 51 |
IV.LNSS.HHZ. | 2020-07-17T04:34:34.93 | 0.1 | undecidable | manual | P | 247 | 20.868 | 95 | 0.17 | 100 |
IV.RM33.EHZ. | 2020-07-17T04:34:34.61 | 0.6 | negative | manual | P | 195 | 19.2696 | 96 | 0.09 | 51 |
IV.NRCA.HHZ. | 2020-07-17T04:34:34.78 | 0.1 | negative | manual | P | 323 | 21.7671 | 94 | -0.12 | 98 |
IV.CAMP.HHZ. | 2020-07-17T04:34:34.48 | 0.3 | undecidable | manual | P | 145 | 19.0698 | 96 | 0 | 76 |
IV.SMA1.EHZ. | 2020-07-17T04:34:33.05 | 0.1 | negative | manual | P | 137 | 7.0929 | 139 | 0.22 | 100 |
IV.MTRA.EHZ. | 2020-07-17T04:34:33.60 | 1.0 | undecidable | manual | P | 48 | 13.2756 | 110 | 0 | 26 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.1 | 0.000169 | 0.1 | AML | other | m | 2020-07-17T04:34:34.91 |
IV.SMA1.EHN. | ML:1.3 | 0.0002855 | 0.16 | AML | other | m | 2020-07-17T04:34:34.91 |
IV.MTRA.EHE. | ML:1.2 | 0.000153 | 1.54 | AML | other | m | 2020-07-17T04:34:35.97 |
IV.MTRA.EHN. | ML:1.0 | 0.0001086 | 1.22 | AML | other | m | 2020-07-17T04:34:36.30 |
IV.RM33.EHN. | ML:1.0 | 0.0000762 | 1.9 | AML | other | m | 2020-07-17T04:34:37.99 |
IV.RM33.EHE. | ML:1.0 | 0.00007730000000000001 | 0.12 | AML | other | m | 2020-07-17T04:34:38.07 |
IV.NRCA.HHE. | ML:1.4 | 0.00017649999999999998 | 0.34 | AML | other | m | 2020-07-17T04:34:38.33 |
IV.LNSS.HHE. | ML:0.9 | 0.0000571 | 0.98 | AML | other | m | 2020-07-17T04:34:38.18 |
IV.NRCA.HHN. | ML:1.4 | 0.0001465 | 0.08 | AML | other | m | 2020-07-17T04:34:38.25 |
IV.LNSS.HHN. | ML:1.1 | 0.00008669999999999999 | 0.58 | AML | other | m | 2020-07-17T04:34:39.33 |
IV.TERO.HHE. | ML:0.8 | 0.00003145 | 0.06 | AML | other | m | 2020-07-17T04:34:39.62 |
IV.TERO.HHN. | ML:1.0 | 0.000047799999999999996 | 0.06 | AML | other | m | 2020-07-17T04:34:39.62 |
IV.MF5.EHE. | ML:0.9 | 0.000029425 | 1.08 | AML | other | m | 2020-07-17T04:34:43.32 |
IV.MF5.EHN. | ML:0.8 | 0.000025550000000000004 | 1.58 | AML | other | m | 2020-07-17T04:34:45.08 |
IV.CSP1.EHE. | ML:0.9 | 0.000025739999999999998 | 1.48 | AML | other | m | 2020-07-17T04:34:49.05 |
IV.CSP1.EHN. | ML:0.9 | 0.000027465 | 0.42 | AML | other | m | 2020-07-17T04:34:51.28 |