A magnitude ML 1.5 earthquake occured in region: 1 km SW Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7730, 12.5200 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 | 1 | 3770 | 3770 |
Giano dell'Umbria | PG | 8 | 3846 | 7616 |
Todi | PG | 9 | 16851 | 24467 |
Acquasparta | TR | 9 | 4778 | 29245 |
Castel Ritaldi | PG | 14 | 3278 | 32523 |
Montecastrilli | TR | 14 | 5022 | 37545 |
Avigliano Umbro | TR | 15 | 2558 | 40103 |
Collazzone | PG | 15 | 3473 | 43576 |
Gualdo Cattaneo | PG | 16 | 6155 | 49731 |
Monte Castello di Vibio | PG | 16 | 1567 | 51298 |
Fratta Todina | PG | 16 | 1839 | 53137 |
Montefalco | PG | 17 | 5679 | 58816 |
San Gemini | TR | 18 | 5018 | 63834 |
Spoleto | PG | 18 | 38218 | 102052 |
Bevagna | PG | 20 | 5081 | 107133 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2021-09-05 07:52:06 |
42.7727 | 12.5202 | 8 | 2022-03-30 13:04:05 |
Bollettino Sismico Italiano INGV | 95379351 |
Reviewed Rev100 |
ML 1.4 | 2021-09-05 07:52:07 |
42.7743 | 12.5412 | 8 | 2021-09-05 08:02:55 |
Sala Sismica INGV-Roma | 95064041 |
Field | Value |
---|---|
Time (UTC) | 2021-09-05 07:52:06 ± 0.05 |
Latitude | 42.7727 ± 0.0027 |
Longitude | 12.5202 ± 0.0037 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 95379351 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 337 |
Semi-minor axis of confidence ellipse (meter) | 227 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 78 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 66 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 36 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.69068 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 22 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 95379351 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-09-13 10:52:42 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 95064041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-05 08:02:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VIVA.HHZ. | 2021-09-05T07:52:45.00 | 3.0 | undecidable | manual | S | -1.13 | 0 | |||
IV.RM33.EHZ. | 2021-09-05T07:52:27.02 | 0.3 | undecidable | manual | S | 117 | 63.7917 | 50 | 0.03 | 71 |
IV.CSP1.EHZ. | 2021-09-05T07:52:27.90 | 0.3 | undecidable | manual | S | 57 | 65.8896 | 50 | 0.33 | 67 |
IV.MML1.EHZ. | 2021-09-05T07:52:24.40 | 0.3 | undecidable | manual | S | 44 | 52.7028 | 50 | 0.37 | 68 |
IV.FDMO.HHZ. | 2021-09-05T07:52:24.51 | 0.3 | undecidable | manual | S | 57 | 54.6009 | 50 | -0.04 | 72 |
IV.NRCA.HHZ. | 2021-09-05T07:52:23.12 | 0.6 | undecidable | manual | S | 82 | 48.8178 | 50 | 0.11 | 48 |
IV.LNSS.HNZ. | 2021-09-05T07:52:22.49 | 0.6 | undecidable | manual | S | 114 | 46.4202 | 50 | 0.13 | 48 |
IV.ATCC.EHE. | 2021-09-05T07:52:22.73 | 0.6 | undecidable | manual | S | 12 | 46.8198 | 50 | 0.27 | 47 |
IV.CESI.HHE. | 2021-09-05T07:52:20.56 | 0.6 | undecidable | manual | S | 50 | 40.5261 | 50 | -0.23 | 47 |
IV.CAFI.HNN. | 2021-09-05T07:52:20.25 | 0.3 | undecidable | manual | P | 324 | 76.368 | 50 | -0.16 | 68 |
IV.MGAB.HHZ. | 2021-09-05T07:52:20.05 | 0.3 | undecidable | manual | S | 295 | 36.6411 | 50 | 0.29 | 71 |
IV.SSFR.HHZ. | 2021-09-05T07:52:20.11 | 0.6 | undecidable | manual | P | 16 | 76.6677 | 50 | -0.35 | 43 |
IV.BARO.HNZ. | 2021-09-05T07:52:19.72 | 0.6 | undecidable | manual | P | 214 | 69.6747 | 50 | 0.33 | 44 |
IV.RM33.EHZ. | 2021-09-05T07:52:18.22 | 0.3 | undecidable | manual | P | 117 | 63.7917 | 50 | -0.25 | 68 |
IV.ASSB.HHZ. | 2021-09-05T07:52:18.18 | 0.1 | undecidable | manual | S | 21 | 32.0457 | 104 | -0.1 | 99 |
IV.CSP1.EHZ. | 2021-09-05T07:52:18.83 | 0.3 | undecidable | manual | P | 57 | 65.8896 | 50 | 0.02 | 71 |
IV.MURB.HHZ. | 2021-09-05T07:52:17.16 | 0.3 | undecidable | manual | P | 0 | 54.4011 | 50 | 0.13 | 71 |
IV.SRES.HHN. | 2021-09-05T07:52:17.47 | 0.1 | undecidable | manual | P | 181 | 59.3961 | 50 | -0.34 | 90 |
IV.ARRO.EHZ. | 2021-09-05T07:52:17.68 | 0.3 | undecidable | manual | S | 137 | 29.3484 | 105 | 0.29 | 72 |
IV.ATVA.EHE. | 2021-09-05T07:52:17.68 | 0.1 | undecidable | manual | P | 341 | 59.2962 | 50 | -0.1 | 94 |
IV.FDMO.HHZ. | 2021-09-05T07:52:16.88 | 0.3 | undecidable | manual | P | 57 | 54.6009 | 50 | -0.18 | 70 |
IV.SACS.HHE. | 2021-09-05T07:52:16.08 | 0.3 | undecidable | manual | P | 280 | 50.4162 | 50 | -0.34 | 68 |
IV.NRCA.HHZ. | 2021-09-05T07:52:16.03 | 0.3 | undecidable | manual | P | 82 | 48.8178 | 50 | -0.14 | 71 |
IV.MML1.EHZ. | 2021-09-05T07:52:16.81 | 0.3 | undecidable | manual | P | 44 | 52.7028 | 50 | 0.05 | 72 |
IV.LNSS.HNZ. | 2021-09-05T07:52:15.53 | 0.1 | undecidable | manual | P | 114 | 46.4202 | 50 | -0.27 | 93 |
IV.ATCC.EHE. | 2021-09-05T07:52:15.56 | 0.6 | undecidable | manual | P | 12 | 46.8198 | 50 | -0.3 | 46 |
IV.MGAB.HHZ. | 2021-09-05T07:52:14.61 | 0.3 | undecidable | manual | P | 295 | 36.6411 | 50 | 0.31 | 70 |
IV.CESI.HHE. | 2021-09-05T07:52:14.80 | 0.1 | undecidable | manual | P | 50 | 40.5261 | 50 | -0.09 | 98 |
IV.ASSB.HHZ. | 2021-09-05T07:52:13.54 | 0.3 | undecidable | manual | P | 21 | 32.0457 | 104 | 0.1 | 74 |
IV.GAVE.EHZ. | 2021-09-05T07:52:13.26 | 0.3 | undecidable | manual | P | 106 | 31.746 | 104 | -0.14 | 74 |
IV.CESX.HHZ. | 2021-09-05T07:52:13.93 | 0.3 | undecidable | manual | S | 163 | 18.9699 | 113 | -0.06 | 77 |
IV.ARRO.EHZ. | 2021-09-05T07:52:13.19 | 0.3 | undecidable | manual | P | 137 | 29.3484 | 105 | 0.26 | 72 |
IV.CESX.HHZ. | 2021-09-05T07:52:11.08 | 0.3 | undecidable | manual | P | 163 | 18.9699 | 113 | 0.12 | 76 |
IV.MOMA.HHZ. | 2021-09-05T07:52:09.99 | 0.3 | undecidable | manual | S | 49 | 5.3946 | 146 | -0.18 | 76 |
IT.GNU.HGZ. | 2021-09-05T07:52:09.99 | 0.3 | undecidable | manual | S | 50 | 5.3946 | 146 | -0.18 | 76 |
IV.MOMA.HHZ. | 2021-09-05T07:52:09.03 | 0.1 | undecidable | manual | P | 49 | 5.3946 | 146 | 0.27 | 100 |
IT.GNU.HGZ. | 2021-09-05T07:52:08.99 | 0.3 | undecidable | manual | P | 50 | 5.3946 | 146 | 0.23 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARRO.EHN. | ML:1.4 | 0.00011999999999999999 | 0.18 | AML | other | m | 2021-09-05T07:52:18.72 |
IV.ARRO.EHE. | ML:1.3 | 0.00010839999999999999 | 1 | AML | other | m | 2021-09-05T07:52:19.12 |
IV.ASSB.HHE. | ML:1.3 | 0.00010015000000000001 | 1.2 | AML | other | m | 2021-09-05T07:52:19.93 |
IV.ASSB.HHN. | ML:1.3 | 0.0001 | 1 | AML | other | m | 2021-09-05T07:52:19.57 |
IV.GAVE.EHE. | ML:1.6 | 0.00019350000000000001 | 1.14 | AML | other | m | 2021-09-05T07:52:19.61 |
IV.MGAB.HHN. | ML:1.6 | 0.0001375 | 0.44 | AML | other | m | 2021-09-05T07:52:21.30 |
IV.GAVE.EHN. | ML:1.7 | 0.000216 | 0.54 | AML | other | m | 2021-09-05T07:52:21.33 |
IV.NRCA.HHE. | ML:1.6 | 0.0001115 | 0.2 | AML | other | m | 2021-09-05T07:52:24.42 |
IV.MML1.EHN. | ML:1.3 | 0.00004705 | 0.28 | AML | other | m | 2021-09-05T07:52:24.85 |
IV.MML1.EHE. | ML:1.3 | 0.000049000000000000005 | 0.9 | AML | other | m | 2021-09-05T07:52:25.53 |
IV.FDMO.HHN. | ML:1.4 | 0.00005415 | 0.24 | AML | other | m | 2021-09-05T07:52:26.03 |
IV.MGAB.HHE. | ML:1.4 | 0.00011180000000000001 | 0.56 | AML | other | m | 2021-09-05T07:52:26.57 |
IV.MURB.HHE. | ML:2.0 | 0.0002325 | 0.24 | AML | other | m | 2021-09-05T07:52:26.29 |
IV.FDMO.HHE. | ML:1.3 | 0.000047300000000000005 | 0.26 | AML | other | m | 2021-09-05T07:52:26.43 |
IV.NRCA.HHN. | ML:1.5 | 0.00007855 | 0.1 | AML | other | m | 2021-09-05T07:52:26.45 |
IV.MURB.HHN. | ML:1.9 | 0.0002035 | 0.3 | AML | other | m | 2021-09-05T07:52:27.57 |
IV.RM33.EHN. | ML:1.5 | 0.0000609 | 0.42 | AML | other | m | 2021-09-05T07:52:28.80 |
IV.CSP1.EHE. | ML:1.8 | 0.0001119 | 0.52 | AML | other | m | 2021-09-05T07:52:28.64 |
IV.CSP1.EHN. | ML:1.8 | 0.0001215 | 0.5 | AML | other | m | 2021-09-05T07:52:30.42 |
IV.RM33.EHE. | ML:1.4 | 0.000051699999999999996 | 0.76 | AML | other | m | 2021-09-05T07:52:31.41 |