A magnitude ML 0.8 earthquake occured in region: 2 km SW Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7230, 12.7310 at 11 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 |
---|---|---|---|---|
Spoleto | PG | 2 | 38218 | 38218 |
Scheggino | PG | 8 | 461 | 38679 |
Sant'Anatolia di Narco | PG | 9 | 564 | 39243 |
Campello sul Clitunno | PG | 12 | 2442 | 41685 |
Vallo di Nera | PG | 12 | 364 | 42049 |
Castel Ritaldi | PG | 12 | 3278 | 45327 |
Ferentillo | TR | 12 | 1913 | 47240 |
Montefranco | TR | 14 | 1276 | 48516 |
Acquasparta | TR | 15 | 4778 | 53294 |
Arrone | TR | 16 | 2763 | 56057 |
Poggiodomo | PG | 17 | 117 | 56174 |
Trevi | PG | 17 | 8469 | 64643 |
Giano dell'Umbria | PG | 18 | 3846 | 68489 |
Polino | TR | 18 | 233 | 68722 |
Massa Martana | PG | 18 | 3770 | 72492 |
Cerreto di Spoleto | PG | 19 | 1075 | 73567 |
Terni | TR | 19 | 111501 | 185068 |
San Gemini | TR | 19 | 5018 | 190086 |
Monteleone di Spoleto | PG | 20 | 599 | 190685 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-09-29 06:52:34 |
42.7228 | 12.7313 | 11 | 2021-09-29 07:03:23 |
Sala Sismica INGV-Roma | 96018351 |
Field | Value |
---|---|
Time (UTC) | 2021-09-29 06:52:34 ± 0.07 |
Latitude | 42.7228 ± 0.0054 |
Longitude | 12.7313 ± 0.0061 |
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 | 96018351 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 604 |
Semi-minor axis of confidence ellipse (meter) | 449 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 218 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 81 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40739 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 96018351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-29 07:03:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EPOZ.HHZ. | 2021-09-29T06:54:11.72 | 3.0 | positive | manual | Pg | 16.75 | 0 | |||
IV.ACATE.EHZ. | 2021-09-29T06:54:00.40 | 3.0 | negative | manual | Pn | -0.84 | 0 | |||
IV.QLNO.HHZ. | 2021-09-29T06:53:53.84 | 3.0 | undecidable | manual | Sn | 4.1 | 0 | |||
IV.SELL.HHZ. | 2021-09-29T06:53:51.22 | 3.0 | undecidable | manual | Pn | 5.05 | 0 | |||
IV.FERC.HHZ.00 | 2021-09-29T06:53:50.63 | 3.0 | positive | manual | Pn | 1.15 | 0 | |||
IV.CADC.EHZ. | 2021-09-29T06:53:48.64 | 3.0 | undecidable | manual | Sg | 9.53 | 0 | |||
IV.ZEN8.EHZ. | 2021-09-29T06:53:46.40 | 3.0 | undecidable | manual | Sg | 9.14 | 0 | |||
IV.SERS.HHZ. | 2021-09-29T06:53:39.93 | 3.0 | undecidable | manual | Pn | -6.03 | 0 | |||
IT.PLTA.HNZ. | 2021-09-29T06:53:39.00 | 3.0 | undecidable | manual | Sg | 4 | 0 | |||
IV.TDS.HHZ. | 2021-09-29T06:53:34.98 | 3.0 | undecidable | manual | Pn | -1.87 | 0 | |||
IV.SBPO.HNZ. | 2021-09-29T06:53:21.42 | 3.0 | undecidable | manual | Sn | -1.76 | 0 | |||
IV.MCRV.HHZ. | 2021-09-29T06:53:20.95 | 3.0 | positive | manual | Pg | 3.81 | 0 | |||
SL.LJU.BHZ. | 2021-09-29T06:53:17.02 | 3.0 | undecidable | manual | Pn | 4.27 | 0 | |||
GU.MGRO.HHZ. | 2021-09-29T06:53:16.77 | 3.0 | undecidable | manual | Pn | 0.71 | 0 | |||
GU.CARD.HHZ. | 2021-09-29T06:53:12.35 | 3.0 | undecidable | manual | S | 0.44 | 0 | |||
IV.RIBO.EHZ.01 | 2021-09-29T06:52:59.54 | 3.0 | undecidable | manual | S | -1.16 | 0 | |||
IV.FDMO.HHZ. | 2021-09-29T06:52:48.76 | 0.6 | undecidable | manual | S | 40 | 45.2214 | 50 | 0 | 49 |
IV.ASSB.HHZ. | 2021-09-29T06:52:46.34 | 0.6 | undecidable | manual | S | 351 | 35.9418 | 50 | 0.06 | 50 |
IV.NRCA.HHZ. | 2021-09-29T06:52:45.44 | 0.6 | undecidable | manual | S | 68 | 33.5442 | 50 | -0.19 | 49 |
IV.LNSS.HHZ. | 2021-09-29T06:52:44.35 | 0.6 | undecidable | manual | S | 118 | 28.5492 | 50 | 0.05 | 50 |
IV.FDMO.HHZ. | 2021-09-29T06:52:42.78 | 0.3 | undecidable | manual | P | 40 | 45.2214 | 50 | 0.19 | 71 |
IV.ASSB.HHZ. | 2021-09-29T06:52:41.06 | 0.3 | undecidable | manual | P | 351 | 35.9418 | 50 | -0.1 | 74 |
IV.CESX.HHN. | 2021-09-29T06:52:41.04 | 0.3 | undecidable | manual | S | 223 | 17.3715 | 122 | -0.22 | 75 |
IV.ARRO.EHZ. | 2021-09-29T06:52:41.44 | 0.6 | undecidable | manual | S | 170 | 16.1727 | 124 | 0.52 | 47 |
IV.GAVE.EHZ. | 2021-09-29T06:52:40.08 | 0.3 | undecidable | manual | S | 104 | 13.6752 | 128 | -0.15 | 76 |
IT.FIE.HGZ. | 2021-09-29T06:52:40.54 | 3.0 | undecidable | manual | P | 0.08 | 0 | |||
IT.GNU.HGE. | 2021-09-29T06:52:40.44 | 0.6 | undecidable | manual | S | 304 | 15.873 | 124 | -0.4 | 48 |
IV.NRCA.HHZ. | 2021-09-29T06:52:40.80 | 0.6 | negative | manual | P | 68 | 33.5442 | 50 | 0.01 | 50 |
IV.LNSS.HHZ. | 2021-09-29T06:52:39.92 | 0.1 | undecidable | manual | P | 118 | 28.5492 | 50 | -0.09 | 100 |
IV.CESX.HHN. | 2021-09-29T06:52:38.01 | 0.3 | undecidable | manual | P | 223 | 17.3715 | 122 | -0.25 | 74 |
IV.ARRO.EHZ. | 2021-09-29T06:52:38.26 | 0.6 | undecidable | manual | P | 170 | 16.1727 | 124 | 0.19 | 50 |
IT.GNU.HGE. | 2021-09-29T06:52:38.48 | 0.1 | undecidable | manual | P | 304 | 15.873 | 124 | 0.46 | 95 |
IV.GAVE.EHZ. | 2021-09-29T06:52:37.54 | 0.6 | undecidable | manual | P | 104 | 13.6752 | 128 | -0.13 | 51 |
IV.PIEI.HHZ. | 2021-09-29T06:52:32.50 | 3.0 | undecidable | manual | P | 4.81 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:0.9 | 0.0000771 | 0.8 | AML | other | m | 2021-09-29T06:52:41.47 |
IV.GAVE.EHE. | ML:0.9 | 0.00008319999999999999 | 0.78 | AML | other | m | 2021-09-29T06:52:42.26 |
IV.LNSS.HHE. | ML:1.0 | 0.00004915 | 0.62 | AML | other | m | 2021-09-29T06:52:46.55 |
IV.NRCA.HHE. | ML:0.8 | 0.000027700000000000002 | 0.12 | AML | other | m | 2021-09-29T06:52:46.63 |
IV.LNSS.HHN. | ML:0.9 | 0.0000386 | 1.38 | AML | other | m | 2021-09-29T06:52:47.28 |
IV.NRCA.HHN. | ML:0.8 | 0.0000237 | 0.38 | AML | other | m | 2021-09-29T06:52:47.69 |
IV.FDMO.HHE. | ML:0.7 | 0.00001745 | 0.42 | AML | other | m | 2021-09-29T06:52:49.32 |
IV.FDMO.HHN. | ML:0.7 | 0.00001465 | 0.78 | AML | other | m | 2021-09-29T06:52:49.60 |
IV.ARRO.EHE. | ML:0.8 | 0.000049311625 | 0.2208 | AML | other | m | 2021-09-29T06:52:43.28 |
IV.ARRO.EHN. | ML:0.8 | 0.00005830064 | 0.1376 | AML | other | m | 2021-09-29T06:52:42.59 |
IV.ASSB.HHE. | ML:0.8 | 0.000024760745 | 0.3584 | AML | other | m | 2021-09-29T06:52:46.59 |
IV.ASSB.HHN. | ML:0.9 | 0.000028742484999999997 | 0.1984 | AML | other | m | 2021-09-29T06:52:47.22 |