Earthquake 1 km E Brondello (CN), Magnitude Md 1.6, 3 October 1988 time 16:30:45 (Timezone UTC)

A magnitude Md 1.6 earthquake occured in region: 1 km E Brondello (CN), on

03-10-1988 16:30:45 (UTC)
03-10-1988 17:30:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5990, 7.4210 at 5 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.

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Display location by

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).

Municipality	Region	Distance (km)	Inhabitants	Cumulative Inhabitants
Brondello	CN	1	290	290
Pagno	CN	2	585	875
Castellar	CN	3	295	1170
Isasca	CN	3	76	1246
Piasco	CN	4	2774	4020
Venasca	CN	4	1437	5457
Verzuolo	CN	5	6459	11916
Martiniana Po	CN	5	734	12650
Brossasco	CN	6	1084	13734
Manta	CN	6	3787	17521
Costigliole Saluzzo	CN	6	3375	20896
Rossana	CN	6	908	21804
Gambasca	CN	7	371	22175
Revello	CN	7	4262	26437
Saluzzo	CN	8	16960	43397
Rifreddo	CN	8	1078	44475
Valmala	CN	8	52	44527
Melle	CN	9	292	44819
Sanfront	CN	10	2395	47214
Envie	CN	10	2074	49288
Busca	CN	10	10181	59469
Lagnasco	CN	11	1453	60922
Villafalletto	CN	11	2925	63847
Frassino	CN	12	265	64112
Vottignasco	CN	13	537	64649
Villar San Costanzo	CN	13	1547	66196
Scarnafigi	CN	15	2162	68358
Paesana	CN	15	2784	71142
Roccabruna	CN	15	1585	72727
Dronero	CN	15	7035	79762
Tarantasca	CN	15	2122	81884
Barge	CN	16	7774	89658
Cardè	CN	17	1122	90780
Cartignano	CN	17	190	90970
Centallo	CN	17	6954	97924
Torre San Giorgio	CN	18	730	98654
San Damiano Macra	CN	18	430	99084
Montemale di Cuneo	CN	18	241	99325
Sampeyre	CN	18	1022	100347
Monasterolo di Savigliano	CN	19	1371	101718
Ruffia	CN	19	367	102085
Villanova Solaro	CN	19	772	102857
Genola	CN	19	2625	105482
Savigliano	CN	20	21441	126923
Bagnolo Piemonte	CN	20	6024	132947
Caraglio	CN	20	6836	139783

Municipalities with at least 50000 inhabitants

An earthquake occurred to

25 Km NW of Cuneo (56081 inhabitants)

49 Km SW of Moncalieri (57294 inhabitants)

57 Km SW of Torino (890529 inhabitants)

70 Km W of Asti (76202 inhabitants)

90 Km W of Savona (61345 inhabitants)

91 Km NW of Sanremo (54807 inhabitants)

Recent and historical seismicity

Not available maps for this sismic event.

Seismic hazard

Not available maps for this sismic event.

Shakemap

Not available maps for this sismic event.

Felt maps

Not available maps for this sismic event.

Locations history

Type	Magnitude	Date and Time (UTC)	Latitude	Longitude	Depth (km)	Published time (UTC)	Author	Location ID
Bulletin Rev1000	Md 1.6 M 2.3	1988-10-03 16:30:45	44.599	7.421	5	2013-07-15 08:40:51	Bollettino Sismico Italiano INGV	78209

Preferred location and magnitude until now.

Origin information

Origin

Field	Value
Time (UTC)	1988-10-03 16:30:45 ± 0.129
Latitude	44.5990 ± 0.0065
Longitude	7.4210 ± 0.0091
Depth (km)	5 ± 1 (from location)
Evaluation mode of Origin	manual
Evaluation status of Origin	reviewed
Version	1000 -> BULLETIN-VAX
Event type	earthquake
Origin ID	78209

Uncertainty

Field	Value
Preferred uncertainty description	horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter)	1018.2
Confidence level of the uncertainty (%)	68

Quality

Field	Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)	136
Number of associated phases, regardless of their use for origin computation	7
Number of defining phases	7
RMS of the travel time residuals of the arrivals used for the origin computation (sec)	0.1
Epicentral distance of station closest to the epicenter (degree)	0.00138
Epicentral distance of station farthest from the epicenter (degree)	0.00615
Number of stations at which the event was observed	6
Number of stations from which data was used for origin computation	6

Magnitudes information

Md:1.6

Field	Value
Value	1.6
Uncertainty
Num. used stations	1
Type of magnitude	Md
Reference to an origin	78209
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2013-01-04 18:13:34

M:2.3

Field	Value
Value	2.3
Uncertainty
Num. used stations
Type of magnitude	M
Reference to an origin	78209
Agency	INGV
Autore	Bollettino Sismico Italiano INGV
Time of creation (UTC)	2015-04-28 09:48:29

Picking and Arrival

SCNL	Time	Uncertainty	Polarity	Evaluation_mode	Phase	Azimuth	Distance(km)	Residual	Weight
--.FIN.Z.	1988-10-03T16:31:00.20	10.0	undecidable	manual	PG	124	0.6882	-0.07	0.9
--.RSP.Z.	1988-10-03T16:30:57.80	10.0	undecidable	manual	PG	348	0.555	-0.05	0.9
--.RRL.Z.	1988-10-03T16:30:57.70	10.0	undecidable	manual	PG	305	0.5439	0.03	0.8
--.ROB.Z.	1988-10-03T16:30:55.69	10.0	undecidable	manual	PG	132	0.4329	0.17	0.4
--.STV.Z.	1988-10-03T16:30:53.69	10.0	undecidable	manual	PG	190	0.3552	-0.02	1.7
--.DOI.Z.	1988-10-03T16:30:52.00	10.0	undecidable	manual	SG	232	0.1554	-0.11	0.6
--.DOI.Z.	1988-10-03T16:30:49.50	10.0	undecidable	manual	PG	232	0.1554	0.06	1.7

TDMT - Time Domain Moment Tensor

Not available TDMT solution for this seismic event.

Fault Plane solutions in the area

Not available maps for this sismic event.

Download

Type	Description	Link
QuakeML - small	Event, Origin, FocalMechanism	Download
QuakeML - full	Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude	Download

Earthquake with magnitude of Md 1.6 on date 03-10-1988 and time 16:30:45 (UTC) in region 1 km E Brondello (CN)

Municipalities within 20 km from the epicenter

Municipalities with at least 50000 inhabitants

Origin

Uncertainty

Quality

Md:1.6

M:2.3