A magnitude ML 1.9 earthquake occured in region: 4 km NW Acquasanta Terme (AP), on
and geographic coordinates (lat, lon) 42.7880, 13.3720 at 20 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 6 | 1178 | 4094 |
Montegallo | AP | 7 | 523 | 4617 |
Roccafluvione | AP | 12 | 2010 | 6627 |
Valle Castellana | TE | 12 | 977 | 7604 |
Montemonaco | AP | 13 | 604 | 8208 |
Palmiano | AP | 14 | 196 | 8404 |
Venarotta | AP | 14 | 2066 | 10470 |
Accumoli | RI | 14 | 667 | 11137 |
Rocca Santa Maria | TE | 17 | 537 | 11674 |
Montefortino | FM | 18 | 1178 | 12852 |
Ascoli Piceno | AP | 18 | 49407 | 62259 |
Amatrice | RI | 19 | 2657 | 64916 |
Comunanza | AP | 19 | 3166 | 68082 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2015-03-23 07:00:18 |
42.7882 | 13.3723 | 20 | 2015-10-19 09:27:47 |
Bollettino Sismico Italiano INGV | 18981501 |
Reviewed Rev100 |
ML 1.8 | 2015-03-23 07:00:19 |
42.787 | 13.3732 | 10 | 2015-03-23 07:44:26 |
Sala Sismica INGV-Roma | 17943851 |
Field | Value |
---|---|
Time (UTC) | 2015-03-23 07:00:18 ± 0.11 |
Latitude | 42.7882 ± 0.0054 |
Longitude | 13.3723 ± 0.0098 |
Depth (km) | 20 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 18981501 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 735 |
Semi-minor axis of confidence ellipse (meter) | 566 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 229 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 740.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 156 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.19425 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36602 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.1 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 17943851 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-03-23 07:44:26 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.1 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 18981501 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-09-29 10:33:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIGS.HHE. | 2015-03-23T07:00:32.48 | 0.1 | undecidable | manual | S | 156 | 40.626 | 108 | 0.01 | 98 |
IV.FDMO.HHZ. | 2015-03-23T07:00:31.06 | 0.1 | undecidable | manual | S | 320 | 36.0417 | 111 | -0.25 | 93 |
IV.CSP1.EHZ. | 2015-03-23T07:00:31.90 | 0.1 | undecidable | manual | S | 338 | 36.3414 | 110 | 0.5 | 89 |
IV.LNSS.HHE. | 2015-03-23T07:00:30.99 | 0.1 | undecidable | manual | S | 233 | 33.9438 | 112 | 0.18 | 96 |
IV.RM33.EHZ. | 2015-03-23T07:00:30.80 | 0.1 | undecidable | manual | S | 203 | 33.5442 | 112 | 0.1 | 97 |
IV.TERO.HHE. | 2015-03-23T07:00:28.95 | 0.1 | undecidable | manual | S | 134 | 26.3514 | 119 | -0.02 | 100 |
IV.NRCA.HHZ. | 2015-03-23T07:00:27.56 | 0.1 | undecidable | manual | S | 284 | 21.5673 | 126 | -0.35 | 94 |
IV.CSP1.EHZ. | 2015-03-23T07:00:26.10 | 0.1 | undecidable | manual | P | 338 | 36.3414 | 110 | 0.03 | 98 |
IV.GIGS.HHE. | 2015-03-23T07:00:26.57 | 0.3 | undecidable | manual | P | 156 | 40.626 | 108 | -0.12 | 71 |
IV.FDMO.HHZ. | 2015-03-23T07:00:25.87 | 0.1 | undecidable | manual | P | 320 | 36.0417 | 111 | -0.15 | 95 |
IV.LNSS.HHE. | 2015-03-23T07:00:25.71 | 0.3 | undecidable | manual | P | 233 | 33.9438 | 112 | -0.02 | 73 |
IV.RM33.EHZ. | 2015-03-23T07:00:25.76 | 0.1 | undecidable | manual | P | 203 | 33.5442 | 112 | 0.09 | 98 |
IV.TERO.HHE. | 2015-03-23T07:00:24.66 | 0.1 | undecidable | manual | P | 134 | 26.3514 | 119 | 0 | 100 |
IV.NRCA.HHZ. | 2015-03-23T07:00:23.96 | 0.1 | undecidable | manual | P | 284 | 21.5673 | 126 | -0.09 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:2.0 | 0.000484 | 0.12 | AML | other | m | 2015-03-23T07:00:27.73 |
IV.NRCA.HHE. | ML:1.8 | 0.00034050000000000004 | 0.64 | AML | other | m | 2015-03-23T07:00:27.75 |