A magnitude ML 0.9 earthquake occured in region: 4 km SW Acquasanta Terme (AP), on
and geographic coordinates (lat, lon) 42.7420, 13.3770 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 |
---|---|---|---|---|
Acquasanta Terme | AP | 4 | 2916 | 2916 |
Arquata del Tronto | AP | 7 | 1178 | 4094 |
Valle Castellana | TE | 10 | 977 | 5071 |
Accumoli | RI | 12 | 667 | 5738 |
Montegallo | AP | 12 | 523 | 6261 |
Rocca Santa Maria | TE | 14 | 537 | 6798 |
Amatrice | RI | 14 | 2657 | 9455 |
Roccafluvione | AP | 16 | 2010 | 11465 |
Cortino | TE | 17 | 656 | 12121 |
Montemonaco | AP | 18 | 604 | 12725 |
Venarotta | AP | 18 | 2066 | 14791 |
Palmiano | AP | 19 | 196 | 14987 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-07-26 20:02:41 |
42.7417 | 13.3767 | 17 | 2020-07-26 20:10:09 |
Sala Sismica INGV-Roma | 81380581 |
Field | Value |
---|---|
Time (UTC) | 2020-07-26 20:02:41 ± 0.16 |
Latitude | 42.7417 ± 0.0036 |
Longitude | 13.3767 ± 0.0073 |
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 | 81380581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 579 |
Semi-minor axis of confidence ellipse (meter) | 231 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 97 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.02068 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26170 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 81380581 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-26 20:10:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2020-07-26T20:02:52.07 | 0.3 | undecidable | manual | S | 207 | 29.0487 | 108 | 0.16 | 69 |
IV.MF5.EHZ. | 2020-07-26T20:02:51.98 | 0.3 | undecidable | manual | S | 14 | 28.1496 | 109 | 0.3 | 69 |
IV.MC2.EHZ. | 2020-07-26T20:02:50.59 | 0.6 | undecidable | manual | S | 321 | 24.2535 | 113 | -0.12 | 47 |
IV.NRCA.HHZ. | 2020-07-26T20:02:50.36 | 0.6 | undecidable | manual | S | 296 | 23.6541 | 114 | -0.22 | 47 |
IV.TERO.HHZ. | 2020-07-26T20:02:50.24 | 0.6 | undecidable | manual | S | 125 | 22.755 | 115 | -0.11 | 47 |
IV.CAMP.HHZ. | 2020-07-26T20:02:50.57 | 0.3 | undecidable | manual | S | 173 | 22.9548 | 115 | 0.16 | 70 |
IV.SMA1.EHZ. | 2020-07-26T20:02:48.28 | 0.6 | undecidable | manual | S | 195 | 12.7761 | 135 | 0.12 | 48 |
IV.MF5.EHZ. | 2020-07-26T20:02:47.56 | 0.6 | positive | manual | P | 14 | 28.1496 | 109 | 0.2 | 46 |
IV.RM33.EHZ. | 2020-07-26T20:02:47.78 | 1.0 | negative | manual | P | 207 | 29.0487 | 108 | 0.29 | 22 |
IV.MTRA.EHZ. | 2020-07-26T20:02:46.73 | 0.6 | undecidable | manual | S | 44 | 2.2977 | 171 | -0.13 | 48 |
IV.TERO.HHZ. | 2020-07-26T20:02:46.62 | 1.0 | undecidable | manual | P | 125 | 22.755 | 115 | 0.03 | 24 |
IV.CAMP.HHZ. | 2020-07-26T20:02:46.24 | 0.1 | undecidable | manual | P | 173 | 22.9548 | 115 | -0.38 | 89 |
IV.MC2.EHZ. | 2020-07-26T20:02:46.82 | 1.0 | undecidable | manual | P | 321 | 24.2535 | 113 | 0.02 | 24 |
IV.NRCA.HHZ. | 2020-07-26T20:02:46.60 | 0.1 | positive | manual | P | 296 | 23.6541 | 114 | -0.12 | 95 |
IV.SMA1.EHZ. | 2020-07-26T20:02:45.59 | 1.0 | undecidable | manual | P | 195 | 12.7761 | 135 | 0.27 | 23 |
IV.MTRA.EHZ. | 2020-07-26T20:02:44.60 | 0.1 | undecidable | manual | P | 44 | 2.2977 | 171 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:1.3 | 0.0002275 | 0.38 | AML | other | m | 2020-07-26T20:02:46.73 |
IV.MTRA.EHE. | ML:1.3 | 0.00020500000000000002 | 0.12 | AML | other | m | 2020-07-26T20:02:46.74 |
IV.SMA1.EHE. | ML:0.8 | 0.0000454 | 0.32 | AML | other | m | 2020-07-26T20:02:48.70 |
IV.SMA1.EHN. | ML:0.8 | 0.00005105 | 0.26 | AML | other | m | 2020-07-26T20:02:48.66 |
IV.NRCA.HHE. | ML:1.0 | 0.00005295 | 0.06 | AML | other | m | 2020-07-26T20:02:50.65 |
IV.TERO.HHN. | ML:0.6 | 0.000024149999999999997 | 1.16 | AML | other | m | 2020-07-26T20:02:50.07 |
IV.TERO.HHE. | ML:0.6 | 0.00002005 | 0.34 | AML | other | m | 2020-07-26T20:02:51.24 |
IV.NRCA.HHN. | ML:1.2 | 0.00007435 | 0.16 | AML | other | m | 2020-07-26T20:02:58.20 |