0138-2026

SÉCURITÉArchived

Received: 12 Sept 2026, 00:00Archived: 9 Oct 2026, 17:31Updated: 2 Nov 2026, 01:06

analysis

No longer in force

A newer Aids to Navigation updates is available:0110-2026

Beacon and buoy updates at Mar del Plata and Quequén, Provincia de Buenos Aires

Multiple beacons and a buoy near Mar del Plata are reported unlit. At Quequén a new range light installation is completed: front and rear range beacons relocated/established and a new characteristic given. A buoy (ODAS) at Quequén is also unlit. Charts listed for the affected aids are H-250, H-251, H-252, H-253 and AR602500, AR602510, AR402520, AR50253.

Navigate with caution, note changes to aids and the unlit beacons/buoy. Update local charts and conspicuity information accordingly.

Type: Aids to navigation · severity low
Feed: Aids to navigationAll warnings of this kind on the map (contributors), or as an API feed: /api/v2/feeds/aton/
Location: Mar del Plata and Quequén, Provincia de Buenos Aires
Validity: From 12 Sept 2026, 00:00 UTC
12/09/2026
Hazards: unlit beacon, unlit buoy, relocated range beacons, new beacon (metal lattice tower)
Charts: H-250, H-251, AR602500, AR602510, H-252, H-253, AR402520, AR50253

Coast stations for this area

RCCMRSC Mar del PlataArgentina64 NM from the area
RCCMRCC Puerto BelgranoArgentina160 NM from the area
RCCMRSC Bahia BlancaArgentina168 NM from the area
DSCDSC Station Mar del PlataMRSC Mar del PlataArgentinaMMSI 007010221VHF 35, MF 150, HFrange 150 NM64 NM from the area
DSCDSC Station Mar del PlataMRCC Puerto BelgranoArgentinaMMSI 007010221VHF 35, MF 150range 150 NM64 NM from the area
DSCDSC Station San BlasMRSC Bahia BlancaArgentinaMMSI 007010006VHF 35, MF 150range 150 NM201 NM from the area
DSCDSC Station Buenos AiresMRSC Rio del la PlataArgentinaMMSI 007010001VHF 35range 35 NM240 NM from the area
DSCDSC Station Argentina RadioMRCC Buenos AiresArgentinaMMSI 007010111VHF 35, MF 200, HFrange 200 NM240 NM from the area

Aids to navigation affected

UnlitENFILACION EMISARIO SUBMARINO POSTERIOR BEACON · 1004 (G.0914) · 37-55.56S 057-31.57W
UnlitENFILACION EMISARIO SUBMARINO ANTERIOR BEACON · 1004.1 (G.0914.1) · 37-55.64S 057-31.35W
UnlitNAUTICO BEACON · 1014 (G.0920) · 38-02.47S 057-32.04W
ChangedFRONT BEACON (Quequén) - relocated · 1025 (G0932) · 38-34.87S 058-42.08W
Newly establishedREAR BEACON (Quequén) - new metal lattice tower · ISO W 2s; daymark: two white boards with a red triangle poin · 1025.1 (G0932.1) · 38-34.75S 058-42.43W
UnlitBUOY ODAS · 1031 · 38-35.80S 058-41.64W

No aids-to-navigation list in the database yet; aids are shown as the warning names them.

Recurring series: Aids to Navigation updates

Newer reports

Earlier reports

Generated automatically from the warning text on 27 Sept 2026, 23:01 UTC. It can be wrong: the original warning below is the authoritative text.

Keywords

Geometry refsdisplacement, point
Geometry phrasesat position, relocated to
Malfunctioning AidsUNLIT

Message content

COSTERO Q - 0138-2026 - 12/09/2026PROVINCIA DE BUENOS AIRES BEACONING UPDATES MAR DEL PLATA CHARTS H-250 H-251 AR602500 AR602510 1004 (G.0914) ENFILACION EMISARIO SUBMARINO POSTERIOR BEACON 37-55.56S 057-31.57W UNLIT 1004.1(G.0914.1)ENFILACION EMISARIO SUBMARINO ANTERIOR BEACON 37-55.64S 057-31.35W UNLIT 1014 (G.0920) NAUTICO BEACON 38-02.47S 057-32.04W UNLIT QUEQUEN CHARTS H-252 H-253 AR402520 AR50253 INSTALATION OF NEW ACCES RANGE LIGHTS COMPLETED. 1025 (G0932)FRONT BEACON RELOCATED TO POSITION 38-34.87S 058-42.08W. 1025.1 (G0932.1) REAR BEACON: NEW METAL LATTICE TOWER AT POSITION 38-34.75S 058-42.43. CHARACTERISTIC: ISO W 2s. DAYMARK: TWO WHITE BOARDS WITH A RED TRIANGLE POINT DOWN, VERTICALLY SEPARATED BY 12 METERS. 1031 BUOY ODAS 38-35.80S 058-41.64W UNLIT

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