A magnitude ML 0.7 earthquake occured in region: 5 km SW Norcia (PG), on
and geographic coordinates (lat, lon) 42.7660, 13.0420 at 10 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 |
---|---|---|---|---|
Norcia | PG | 5 | 4957 | 4957 |
Cascia | PG | 6 | 3217 | 8174 |
Poggiodomo | PG | 11 | 117 | 8291 |
Cerreto di Spoleto | PG | 12 | 1075 | 9366 |
Preci | PG | 13 | 724 | 10090 |
Vallo di Nera | PG | 15 | 364 | 10454 |
Monteleone di Spoleto | PG | 15 | 599 | 11053 |
Sellano | PG | 17 | 1079 | 12132 |
Castelsantangelo sul Nera | MC | 17 | 281 | 12413 |
Sant'Anatolia di Narco | PG | 17 | 564 | 12977 |
Scheggino | PG | 18 | 461 | 13438 |
Accumoli | RI | 19 | 667 | 14105 |
Visso | MC | 19 | 1107 | 15212 |
Cittareale | RI | 19 | 482 | 15694 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2020-04-21 02:50:52 |
42.7655 | 13.0423 | 11 | 2020-04-21 03:04:24 |
Sala Sismica INGV-Roma | 78430441 |
Field | Value |
---|---|
Time (UTC) | 2020-04-21 02:50:52 ± 0.06 |
Latitude | 42.7655 ± 0.0045 |
Longitude | 13.0423 ± 0.0172 |
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 | 78430441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1399 |
Semi-minor axis of confidence ellipse (meter) | 299 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 105 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1400.0 |
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 | 18 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27249 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 78430441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-21 03:04:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MILZ.HHZ. | 2020-04-21T02:52:06.42 | 3.0 | undecidable | manual | Sn | -1.54 | 0 | |||
IV.RIBO.EHZ.01 | 2020-04-21T02:51:57.06 | 3.0 | undecidable | manual | Sg | 11.64 | 0 | |||
TV.SF01.EHZ. | 2020-04-21T02:51:46.64 | 3.0 | undecidable | manual | Sg | 9.71 | 0 | |||
OT.OT13.EHZ. | 2020-04-21T02:51:32.02 | 3.0 | undecidable | manual | Sg | 7.53 | 0 | |||
IV.EPZF.HHZ. | 2020-04-21T02:51:30.36 | 3.0 | undecidable | manual | Pn | 1.15 | 0 | |||
IV.PAOL.HHZ. | 2020-04-21T02:51:19.80 | 3.0 | undecidable | manual | Sg | 6.76 | 0 | |||
IV.ROSPO.HHZ. | 2020-04-21T02:51:16.92 | 3.0 | undecidable | manual | Sg | 4.25 | 0 | |||
IV.FDMO.HHZ. | 2020-04-21T02:51:03.20 | 0.3 | undecidable | manual | S | 7 | 30.2475 | 50 | -0.05 | 98 |
IV.CESI.HHZ. | 2020-04-21T02:51:02.76 | 0.3 | undecidable | manual | S | 337 | 28.8489 | 50 | -0.1 | 97 |
IV.LNSS.HHZ. | 2020-04-21T02:50:59.74 | 0.3 | undecidable | manual | S | 181 | 18.0708 | 120 | -0.08 | 99 |
IV.FDMO.HHZ. | 2020-04-21T02:50:58.75 | 0.3 | undecidable | manual | P | 7 | 30.2475 | 50 | 0.01 | 98 |
IV.CESI.HHZ. | 2020-04-21T02:50:58.63 | 0.3 | undecidable | manual | P | 337 | 28.8489 | 50 | 0.12 | 96 |
IV.NRCA.HHZ. | 2020-04-21T02:50:57.38 | 0.3 | undecidable | manual | S | 38 | 9.5793 | 138 | -0.12 | 100 |
IV.LNSS.HHZ. | 2020-04-21T02:50:56.79 | 0.3 | undecidable | manual | P | 181 | 18.0708 | 120 | 0.03 | 100 |
IV.NRCA.HHZ. | 2020-04-21T02:50:55.61 | 0.3 | undecidable | manual | P | 38 | 9.5793 | 138 | 0.19 | 98 |
IV.ROSPO.HHZ. | 2020-04-21T02:50:53.75 | 3.0 | negative | manual | P | 0.58 | 0 | |||
IV.PIGN.HHZ. | 2020-04-21T02:50:53.38 | 3.0 | positive | manual | Pn | 1.41 | 0 | |||
IV.MIDA.HHZ. | 2020-04-21T02:50:51.17 | 3.0 | undecidable | manual | P | 0.54 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.8 | 0.00008527211 | 0.0992 | AML | other | m | 2020-04-21T02:50:58.04 |
IV.NRCA.HHN. | ML:0.8 | 0.00007994670500000001 | 0.1408 | AML | other | m | 2020-04-21T02:50:57.52 |
IV.LNSS.HHE. | ML:0.6 | 0.0000367752 | 0.1408 | AML | other | m | 2020-04-21T02:50:59.84 |
IV.LNSS.HHN. | ML:0.4 | 0.000022449835000000002 | 0.12 | AML | other | m | 2020-04-21T02:51:01.57 |