A magnitude ML 1.8 earthquake occured in region: 4 km W Gamberale (CH), on
and geographic coordinates (lat, lon) 41.8920, 14.1690 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 |
---|---|---|---|---|
Gamberale | CH | 4 | 320 | 320 |
Ateleta | AQ | 5 | 1181 | 1501 |
Castel del Giudice | IS | 7 | 346 | 1847 |
Pizzoferrato | CH | 7 | 1130 | 2977 |
Sant'Angelo del Pesco | IS | 7 | 364 | 3341 |
Pescocostanzo | AQ | 9 | 1128 | 4469 |
Rivisondoli | AQ | 9 | 700 | 5169 |
Roccaraso | AQ | 9 | 1627 | 6796 |
Capracotta | IS | 10 | 903 | 7699 |
Pescopennataro | IS | 11 | 285 | 7984 |
Palena | CH | 11 | 1392 | 9376 |
Quadri | CH | 11 | 815 | 10191 |
San Pietro Avellana | IS | 11 | 503 | 10694 |
Borrello | CH | 12 | 354 | 11048 |
Montenerodomo | CH | 12 | 690 | 11738 |
Lettopalena | CH | 13 | 358 | 12096 |
Civitaluparella | CH | 13 | 351 | 12447 |
Castel di Sangro | AQ | 13 | 6538 | 18985 |
Colledimacine | CH | 13 | 202 | 19187 |
Fallo | CH | 14 | 139 | 19326 |
Taranta Peligna | CH | 14 | 376 | 19702 |
Vastogirardi | IS | 15 | 704 | 20406 |
Rosello | CH | 15 | 237 | 20643 |
Montelapiano | CH | 16 | 82 | 20725 |
Torricella Peligna | CH | 16 | 1353 | 22078 |
Villa Santa Maria | CH | 17 | 1346 | 23424 |
Rocca Pia | AQ | 17 | 178 | 23602 |
Montebello sul Sangro | CH | 17 | 88 | 23690 |
Lama dei Peligni | CH | 17 | 1271 | 24961 |
Campo di Giove | AQ | 17 | 803 | 25764 |
Roio del Sangro | CH | 17 | 103 | 25867 |
Pennadomo | CH | 18 | 277 | 26144 |
Cansano | AQ | 18 | 274 | 26418 |
Agnone | IS | 19 | 5139 | 31557 |
Pietraferrazzana | CH | 19 | 134 | 31691 |
Scontrone | AQ | 19 | 574 | 32265 |
Pettorano sul Gizio | AQ | 20 | 1376 | 33641 |
Monteferrante | CH | 20 | 129 | 33770 |
Rionero Sannitico | IS | 20 | 1118 | 34888 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2021-04-20 23:06:19 |
41.892 | 14.1692 | 20 | 2021-07-12 16:55:15 |
Bollettino Sismico Italiano INGV | 91379161 |
Reviewed Rev100 |
ML 1.7 | 2021-04-20 23:06:20 |
41.8848 | 14.1592 | 10 | 2021-04-20 23:12:51 |
Sala Sismica INGV-Roma | 89312421 |
Field | Value |
---|---|
Time (UTC) | 2021-04-20 23:06:19 ± 0.1 |
Latitude | 41.8920 ± 0.0036 |
Longitude | 14.1692 ± 0.0060 |
Depth (km) | 20 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91379161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 499 |
Semi-minor axis of confidence ellipse (meter) | 149 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 63 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 59 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 33 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.75903 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 19 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 34 |
Type of magnitude | ML |
Reference to an origin | 89312421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-20 23:12:51 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 32 |
Type of magnitude | ML |
Reference to an origin | 91379161 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-22 09:54:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATMI.HHZ. | 2021-04-20T23:07:20.31 | 3.0 | undecidable | manual | Sn | 1.76 | 0 | |||
IV.MMUR.HNZ. | 2021-04-20T23:07:12.11 | 3.0 | undecidable | manual | Sn | -0.81 | 0 | |||
IV.MMUR.HNZ. | 2021-04-20T23:06:50.22 | 3.0 | negative | manual | Pn | 0.43 | 0 | |||
OT.OT14.EHZ. | 2021-04-20T23:06:44.66 | 3.0 | negative | manual | Pg | 0.79 | 0 | |||
IV.FAGN.HHZ. | 2021-04-20T23:06:39.30 | 0.6 | undecidable | manual | S | 311 | 63.5919 | 100 | -0.22 | 44 |
IV.LRP.EHZ. | 2021-04-20T23:06:37.80 | 0.6 | undecidable | manual | S | 241 | 55.3002 | 102 | 0.44 | 43 |
IV.T0110.HHZ. | 2021-04-20T23:06:36.00 | 0.6 | undecidable | manual | S | 319 | 49.5171 | 104 | 0.17 | 46 |
IV.GIUL.HHZ. | 2021-04-20T23:06:34.18 | 0.3 | undecidable | manual | P | 244 | 84.249 | 97 | -0.2 | 64 |
IV.VVLD.HHZ. | 2021-04-20T23:06:34.80 | 0.6 | undecidable | manual | S | 267 | 45.1215 | 105 | 0.08 | 47 |
IV.POFI.HHZ. | 2021-04-20T23:06:33.60 | 0.6 | undecidable | manual | S | 243 | 42.4242 | 106 | -0.43 | 44 |
IV.MELA.HHZ. | 2021-04-20T23:06:33.77 | 0.3 | undecidable | manual | P | 104 | 81.8514 | 97 | -0.23 | 63 |
IV.CERA.HHZ. | 2021-04-20T23:06:32.00 | 0.6 | undecidable | manual | S | 201 | 34.9428 | 111 | -0.12 | 48 |
IV.PTQR.HHZ. | 2021-04-20T23:06:31.18 | 0.3 | undecidable | manual | P | 283 | 64.9905 | 100 | -0.26 | 66 |
IT.SULP.HGZ. | 2021-04-20T23:06:31.30 | 0.3 | undecidable | manual | S | 317 | 29.2485 | 116 | 0.57 | 64 |
IV.VCEL.EHZ. | 2021-04-20T23:06:31.20 | 0.3 | undecidable | manual | P | 334 | 61.9935 | 100 | 0.23 | 67 |
IT.SULA.HNE. | 2021-04-20T23:06:31.10 | 0.3 | undecidable | manual | S | 314 | 28.9488 | 116 | 0.44 | 67 |
IT.OPI.HGE. | 2021-04-20T23:06:30.70 | 0.6 | undecidable | manual | S | 246 | 30.8469 | 114 | -0.4 | 46 |
IV.FAGN.HHZ. | 2021-04-20T23:06:30.91 | 0.3 | undecidable | manual | P | 311 | 63.5919 | 100 | -0.31 | 65 |
IV.MIDA.HHZ. | 2021-04-20T23:06:30.20 | 0.6 | undecidable | manual | S | 166 | 28.6491 | 116 | -0.37 | 46 |
IV.T0110.HHZ. | 2021-04-20T23:06:29.06 | 0.1 | undecidable | manual | P | 319 | 49.5171 | 104 | -0.03 | 94 |
IV.INTR.HHZ. | 2021-04-20T23:06:29.80 | 0.6 | undecidable | manual | S | 301 | 25.5522 | 120 | -0.05 | 50 |
IV.LRP.EHZ. | 2021-04-20T23:06:29.87 | 0.1 | undecidable | manual | P | 241 | 55.3002 | 102 | -0.1 | 92 |
IV.RNI2.HHZ. | 2021-04-20T23:06:29.60 | 0.6 | undecidable | manual | S | 184 | 20.9679 | 126 | 0.77 | 40 |
IV.VVLD.HHZ. | 2021-04-20T23:06:28.29 | 0.1 | positive | manual | P | 267 | 45.1215 | 105 | -0.16 | 93 |
IV.TRIV.HHZ. | 2021-04-20T23:06:27.37 | 0.1 | positive | manual | P | 114 | 34.4433 | 111 | 0.49 | 89 |
IV.TST02.HHZ. | 2021-04-20T23:06:27.70 | 0.6 | undecidable | manual | S | 63 | 18.9699 | 130 | -0.7 | 42 |
IV.POFI.HHZ. | 2021-04-20T23:06:27.97 | 0.1 | positive | manual | P | 243 | 42.4242 | 106 | -0.08 | 95 |
IV.LPEL.HHZ. | 2021-04-20T23:06:27.50 | 0.3 | undecidable | manual | S | 4 | 17.1717 | 133 | -0.56 | 67 |
IV.MIDA.HHZ. | 2021-04-20T23:06:26.19 | 0.1 | negative | manual | P | 166 | 28.6491 | 116 | 0.13 | 96 |
IT.OPI.HGE. | 2021-04-20T23:06:26.24 | 0.1 | undecidable | manual | P | 246 | 30.8469 | 114 | -0.12 | 96 |
IT.SULA.HNE. | 2021-04-20T23:06:26.18 | 0.1 | undecidable | manual | P | 314 | 28.9488 | 116 | 0.08 | 97 |
IV.CERA.HHZ. | 2021-04-20T23:06:26.98 | 0.1 | undecidable | manual | P | 201 | 34.9428 | 111 | 0.03 | 97 |
IT.SULP.HGZ. | 2021-04-20T23:06:26.16 | 0.1 | undecidable | manual | P | 317 | 29.2485 | 116 | 0.01 | 98 |
IV.INTR.HHZ. | 2021-04-20T23:06:25.66 | 0.1 | positive | manual | P | 301 | 25.5522 | 120 | 0.02 | 98 |
IV.RNI2.HHZ. | 2021-04-20T23:06:25.33 | 0.1 | undecidable | manual | P | 184 | 20.9679 | 126 | 0.28 | 94 |
IV.TST02.HHZ. | 2021-04-20T23:06:24.85 | 0.1 | undecidable | manual | P | 63 | 18.9699 | 130 | 0.05 | 99 |
IV.LPEL.HHZ. | 2021-04-20T23:06:24.62 | 0.1 | undecidable | manual | P | 4 | 17.1717 | 133 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.INTR.HHN. | ML:2.2 | 0.0008425 | 1.86 | AML | other | m | 2021-04-20T23:06:29.06 |
IV.LPEL.HNE. | ML:1.9 | 0.00045650000000000004 | 1.5 | AML | other | m | 2021-04-20T23:06:30.24 |
IV.LPEL.HHE. | ML:1.9 | 0.00048499999999999997 | 1.5 | AML | other | m | 2021-04-20T23:06:30.24 |
IV.LPEL.HNN. | ML:1.8 | 0.00038500000000000003 | 1.14 | AML | other | m | 2021-04-20T23:06:30.33 |
IV.LPEL.HHN. | ML:1.9 | 0.000439 | 0.74 | AML | other | m | 2021-04-20T23:06:30.70 |
IV.INTR.HHE. | ML:2.1 | 0.0005980000000000001 | 0.68 | AML | other | m | 2021-04-20T23:06:30.13 |
IV.INTR.HNE. | ML:2.1 | 0.0005615 | 0.68 | AML | other | m | 2021-04-20T23:06:30.13 |
IV.RNI2.HNN. | ML:1.8 | 0.0003205 | 1.08 | AML | other | m | 2021-04-20T23:06:30.55 |
IV.RNI2.HHN. | ML:1.8 | 0.00035499999999999996 | 1.08 | AML | other | m | 2021-04-20T23:06:30.55 |
IV.RNI2.HHE. | ML:1.9 | 0.00047050000000000005 | 0.12 | AML | other | m | 2021-04-20T23:06:30.74 |
IV.RNI2.HNE. | ML:1.9 | 0.0004485 | 1.34 | AML | other | m | 2021-04-20T23:06:30.74 |
IV.MIDA.HHE. | ML:1.8 | 0.0002415 | 1.62 | AML | other | m | 2021-04-20T23:06:30.05 |
IV.INTR.HNN. | ML:2.3 | 0.0008615 | 1.3 | AML | other | m | 2021-04-20T23:06:31.32 |
IV.MIDA.HHN. | ML:1.9 | 0.000334 | 0.56 | AML | other | m | 2021-04-20T23:06:31.71 |
IV.POFI.HHN. | ML:1.4 | 0.0000629 | 0.32 | AML | other | m | 2021-04-20T23:06:34.36 |
IV.POFI.HHE. | ML:1.5 | 0.00008499999999999999 | 0.72 | AML | other | m | 2021-04-20T23:06:34.46 |
IV.VVLD.HHE. | ML:2.1 | 0.0003205 | 0.18 | AML | other | m | 2021-04-20T23:06:35.11 |
IV.VVLD.HHN. | ML:2.0 | 0.000284 | 1.36 | AML | other | m | 2021-04-20T23:06:35.85 |
IV.CERA.HHE. | ML:1.5 | 0.00010815 | 1.3 | AML | other | m | 2021-04-20T23:06:35.76 |
IV.TRIV.HHE. | ML:1.5 | 0.00011949999999999999 | 1.1 | AML | other | m | 2021-04-20T23:06:36.28 |
IV.TRIV.HHN. | ML:1.4 | 0.00009620000000000001 | 1.02 | AML | other | m | 2021-04-20T23:06:36.43 |
IV.T0110.HHE. | ML:1.8 | 0.00017549999999999998 | 0.54 | AML | other | m | 2021-04-20T23:06:38.13 |
IV.T0110.HHN. | ML:1.7 | 0.0001365 | 0.58 | AML | other | m | 2021-04-20T23:06:38.65 |
IV.LRP.EHN. | ML:1.1 | 0.0000298 | 0.22 | AML | other | m | 2021-04-20T23:06:39.13 |
IV.LRP.EHE. | ML:1.7 | 0.00010250000000000001 | 0.32 | AML | other | m | 2021-04-20T23:06:39.40 |
IV.CERA.HHN. | ML:1.6 | 0.000141 | 0.56 | AML | other | m | 2021-04-20T23:06:40.16 |
IV.FAGN.HHE. | ML:1.9 | 0.00014800000000000002 | 0.44 | AML | other | m | 2021-04-20T23:06:43.03 |
IV.VCEL.EHE. | ML:1.6 | 0.00007975 | 0.36 | AML | other | m | 2021-04-20T23:06:43.52 |
IV.VCEL.EHN. | ML:1.6 | 0.0000774 | 0.86 | AML | other | m | 2021-04-20T23:06:44.15 |
IV.PTQR.HHE. | ML:1.2 | 0.00003135 | 0.3 | AML | other | m | 2021-04-20T23:06:48.90 |
IV.PTQR.HHN. | ML:1.2 | 0.000027799999999999998 | 0.56 | AML | other | m | 2021-04-20T23:06:49.00 |
IV.FAGN.HHN. | ML:1.8 | 0.0001205 | 0.36 | AML | other | m | 2021-04-20T23:06:51.37 |