A magnitude ML 1.5 earthquake occured in region: 4 km SE Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7420, 12.5430 at 8 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 |
---|---|---|---|---|
Massa Martana | PG | 4 | 3770 | 3770 |
Acquasparta | TR | 6 | 4778 | 8548 |
Giano dell'Umbria | PG | 11 | 3846 | 12394 |
Montecastrilli | TR | 11 | 5022 | 17416 |
Todi | PG | 12 | 16851 | 34267 |
Avigliano Umbro | TR | 13 | 2558 | 36825 |
Castel Ritaldi | PG | 14 | 3278 | 40103 |
San Gemini | TR | 14 | 5018 | 45121 |
Spoleto | PG | 16 | 38218 | 83339 |
Gualdo Cattaneo | PG | 19 | 6155 | 89494 |
Monte Castello di Vibio | PG | 19 | 1567 | 91061 |
Collazzone | PG | 19 | 3473 | 94534 |
Fratta Todina | PG | 19 | 1839 | 96373 |
Montefalco | PG | 19 | 5679 | 102052 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2020-08-03 16:36:40 |
42.7418 | 12.5428 | 9 | 2020-11-19 12:37:02 |
Bollettino Sismico Italiano INGV | 83025431 |
Reviewed Rev100 |
ML 1.6 | 2020-08-03 16:36:40 |
42.7438 | 12.548 | 9 | 2020-08-03 16:48:54 |
Sala Sismica INGV-Roma | 81619051 |
Field | Value |
---|---|
Time (UTC) | 2020-08-03 16:36:40 ± 0.05 |
Latitude | 42.7418 ± 0.0027 |
Longitude | 12.5428 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 83025431 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 345 |
Semi-minor axis of confidence ellipse (meter) | 243 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 233 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 133 |
Number of associated phases, regardless of their use for origin computation | 52 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.59805 |
Number of stations at which the event was observed | 35 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 81619051 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-03 16:48:54 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 83025431 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-06 15:30:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ZONE.HHZ. | 2020-08-03T16:38:30.60 | 3.0 | undecidable | manual | Sg | 10.5 | 0 | |||
OX.ACOM.HHZ. | 2020-08-03T16:38:30.93 | 3.0 | undecidable | manual | Sg | 6.08 | 0 | |||
IV.SARZ.HHZ. | 2020-08-03T16:38:29.30 | 3.0 | undecidable | manual | Sg | 9.8 | 0 | |||
AC.KBN.HHZ. | 2020-08-03T16:38:26.99 | 3.0 | undecidable | manual | Pg | 14.05 | 0 | |||
IT.LNT.HGZ. | 2020-08-03T16:38:20.41 | 3.0 | undecidable | manual | Pg | 15.21 | 0 | |||
IV.PZUN.HHZ. | 2020-08-03T16:38:07.61 | 3.0 | undecidable | manual | Sg | 0.57 | 0 | |||
XK.SELL.HHZ. | 2020-08-03T16:37:58.05 | 3.0 | negative | manual | Pg | 6.46 | 0 | |||
GU.RRL.HHZ. | 2020-08-03T16:37:56.65 | 3.0 | undecidable | manual | Pn | 2.62 | 0 | |||
IV.MPNC.HHZ. | 2020-08-03T16:37:54.85 | 3.0 | negative | manual | Pn | -0.38 | 0 | |||
IV.CAGR.HHZ. | 2020-08-03T16:37:53.86 | 3.0 | undecidable | manual | Pn | -5.55 | 0 | |||
IV.IOCA.HHZ. | 2020-08-03T16:37:46.04 | 3.0 | undecidable | manual | Sg | 0.38 | 0 | |||
CR.STON.BHZ. | 2020-08-03T16:37:41.58 | 3.0 | undecidable | manual | Pg | 6.61 | 0 | |||
IV.PAOL.HHZ. | 2020-08-03T16:37:40.33 | 3.0 | undecidable | manual | Sn | -4.74 | 0 | |||
IV.PTRJ.HNZ. | 2020-08-03T16:37:37.98 | 3.0 | undecidable | manual | Sg | -0.19 | 0 | |||
SI.BOSI.HHZ. | 2020-08-03T16:37:33.47 | 3.0 | negative | manual | Pn | -6.27 | 0 | |||
IV.PZUN.HHZ. | 2020-08-03T16:37:30.87 | 3.0 | negative | manual | Pg | 2.42 | 0 | |||
IT.FIE.HGZ. | 2020-08-03T16:37:26.59 | 3.0 | undecidable | manual | Sg | -3.96 | 0 | |||
IV.SGO.HNZ. | 2020-08-03T16:37:22.73 | 3.0 | positive | manual | Pn | -3.16 | 0 | |||
IV.SGTA.HHZ. | 2020-08-03T16:37:20.56 | 3.0 | negative | manual | Pg | 0.09 | 0 | |||
IV.PAOL.HHZ. | 2020-08-03T16:37:14.53 | 3.0 | undecidable | manual | Pn | -1.58 | 0 | |||
IV.MTRZ.HNZ. | 2020-08-03T16:37:06.37 | 3.0 | undecidable | manual | Pn | -5.82 | 0 | |||
IV.MAON.HHZ. | 2020-08-03T16:37:03.58 | 3.0 | undecidable | manual | Pg | -1.72 | 0 | |||
IV.CSP1.EHZ. | 2020-08-03T16:37:01.82 | 0.6 | undecidable | manual | S | 54 | 66.378 | 50 | 0.28 | 43 |
IV.MC2.EHZ. | 2020-08-03T16:36:59.31 | 0.6 | undecidable | manual | S | 70 | 55.7997 | 50 | 0.58 | 41 |
IV.MURB.HNE. | 2020-08-03T16:36:59.46 | 0.6 | undecidable | manual | S | 359 | 57.7977 | 50 | 0.19 | 45 |
IV.MML1.EHE. | 2020-08-03T16:36:58.27 | 0.3 | undecidable | manual | S | 40 | 54.0015 | 50 | 0.03 | 70 |
IV.NRCA.HNZ. | 2020-08-03T16:36:56.52 | 0.6 | undecidable | manual | S | 77 | 47.619 | 50 | -0.02 | 48 |
IV.FEMA.HNE. | 2020-08-03T16:36:56.87 | 0.3 | undecidable | manual | S | 59 | 47.9187 | 50 | 0.25 | 68 |
IV.LNSS.HHZ. | 2020-08-03T16:36:55.33 | 0.6 | undecidable | manual | S | 111 | 43.4232 | 50 | -0.09 | 47 |
IV.MGAB.HHZ. | 2020-08-03T16:36:54.59 | 0.6 | undecidable | manual | S | 299 | 39.8268 | 50 | 0.13 | 47 |
IV.CESI.HHZ. | 2020-08-03T16:36:54.70 | 0.3 | undecidable | manual | S | 45 | 41.4252 | 50 | -0.19 | 70 |
IV.CSP1.EHZ. | 2020-08-03T16:36:52.69 | 0.3 | undecidable | manual | P | 54 | 66.378 | 50 | -0.08 | 68 |
IV.ASSB.HHN. | 2020-08-03T16:36:52.64 | 0.6 | undecidable | manual | S | 16 | 34.6431 | 50 | -0.44 | 44 |
IV.MURB.HNE. | 2020-08-03T16:36:51.53 | 0.3 | undecidable | manual | P | 359 | 57.7977 | 50 | 0.07 | 69 |
IV.GAVE.HNZ. | 2020-08-03T16:36:51.29 | 0.6 | undecidable | manual | S | 101 | 29.1486 | 106 | -0.05 | 49 |
IV.MC2.EHZ. | 2020-08-03T16:36:51.17 | 0.3 | undecidable | manual | P | 70 | 55.7997 | 50 | 0.02 | 70 |
IV.MML1.EHE. | 2020-08-03T16:36:50.94 | 0.3 | undecidable | manual | P | 40 | 54.0015 | 50 | 0.08 | 70 |
IV.ARRO.EHZ. | 2020-08-03T16:36:50.02 | 0.6 | undecidable | manual | S | 135 | 25.6521 | 108 | -0.14 | 48 |
IV.FEMA.HNE. | 2020-08-03T16:36:49.84 | 0.3 | undecidable | manual | P | 59 | 47.9187 | 50 | -0.09 | 70 |
IV.LNSS.HHZ. | 2020-08-03T16:36:49.01 | 0.1 | undecidable | manual | P | 111 | 43.4232 | 50 | -0.22 | 92 |
IV.NRCA.HNZ. | 2020-08-03T16:36:49.65 | 0.1 | undecidable | manual | P | 77 | 47.619 | 50 | -0.24 | 91 |
IV.CESI.HHZ. | 2020-08-03T16:36:48.79 | 0.3 | undecidable | manual | P | 45 | 41.4252 | 50 | -0.14 | 70 |
IV.MGAB.HHZ. | 2020-08-03T16:36:48.63 | 0.1 | undecidable | manual | P | 299 | 39.8268 | 50 | -0.06 | 96 |
IV.ASSB.HHN. | 2020-08-03T16:36:47.86 | 0.3 | undecidable | manual | P | 16 | 34.6431 | 50 | -0.03 | 73 |
IV.GAVE.HNZ. | 2020-08-03T16:36:47.00 | 0.3 | undecidable | manual | P | 101 | 29.1486 | 106 | 0.12 | 72 |
IV.CESX.HHZ. | 2020-08-03T16:36:46.73 | 0.6 | undecidable | manual | S | 166 | 15.1737 | 119 | -0.11 | 49 |
IV.ARRO.EHZ. | 2020-08-03T16:36:46.34 | 0.1 | undecidable | manual | P | 135 | 25.6521 | 108 | 0.14 | 96 |
IV.CESX.HHZ. | 2020-08-03T16:36:44.41 | 0.1 | undecidable | manual | P | 166 | 15.1737 | 119 | 0.12 | 99 |
IV.MOMA.HHZ. | 2020-08-03T16:36:44.44 | 0.6 | undecidable | manual | S | 18 | 7.2927 | 140 | -0.23 | 49 |
IT.GNU.HGZ. | 2020-08-03T16:36:44.51 | 0.6 | undecidable | manual | S | 18 | 7.1928 | 140 | -0.15 | 50 |
IV.MOMA.HHZ. | 2020-08-03T16:36:43.16 | 0.1 | positive | manual | P | 18 | 7.2927 | 140 | 0.13 | 100 |
IT.GNU.HGZ. | 2020-08-03T16:36:43.15 | 0.1 | undecidable | manual | P | 18 | 7.1928 | 140 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HHE. | ML:2.0 | 0.0017273065 | 0.1792 | AML | other | m | 2020-08-03T16:36:44.72 |
IV.MOMA.HHN. | ML:2.0 | 0.001839626 | 0.2176 | AML | other | m | 2020-08-03T16:36:44.65 |
IV.MOMA.HNN. | ML:2.0 | 0.0017643186 | 0.2432 | AML | other | m | 2020-08-03T16:36:44.65 |
IV.CESX.HHE. | ML:1.1 | 0.000136685 | 0.3968 | AML | other | m | 2020-08-03T16:36:47.04 |
IV.CESX.HHN. | ML:1.2 | 0.0001734774 | 0.2816 | AML | other | m | 2020-08-03T16:36:47.13 |
IV.ARRO.EHE. | ML:1.1 | 0.000068559365 | 0.2176 | AML | other | m | 2020-08-03T16:36:50.60 |
IV.ARRO.EHN. | ML:1.2 | 0.00010014562500000001 | 0.1792 | AML | other | m | 2020-08-03T16:36:53.08 |
IV.MGAB.HNN. | ML:1.6 | 0.00013355829999999998 | 0.4736 | AML | other | m | 2020-08-03T16:36:53.84 |
IV.MGAB.HHN. | ML:1.6 | 0.0001310903 | 0.1536 | AML | other | m | 2020-08-03T16:36:55.56 |
IV.MGAB.HHE. | ML:1.7 | 0.00017531595 | 0.2816 | AML | other | m | 2020-08-03T16:36:55.83 |
IV.MGAB.HNE. | ML:1.7 | 0.0001780063 | 1.5264 | AML | other | m | 2020-08-03T16:36:56.05 |
IV.CSP1.EHN. | ML:1.2 | 0.00002856889 | 0.64 | AML | other | m | 2020-08-03T16:37:02.03 |
IV.CSP1.EHE. | ML:1.4 | 0.000045549565 | 1.7952 | AML | other | m | 2020-08-03T16:37:02.10 |