Meia Praia

Coordinates (research)

• Used: OSM way 1245391449 (natural=beach) centroid 37.1097453, -8.6601992 [Nominatim, 1 Oct 2026] — centroid of the mapped polygon; whether that polygon covers the whole 4 km strip was not checked, so this is not necessarily the middle of the beach.
• pt-Wikipedia 37.1125, -8.655833 (≈494 m from OSM) [rev 12 Jan 2026]; ABAE’s registered coordinate 37.11497, -8.65139 (≈973 m; what the point marks is not stated) [ABAE]. Spread > 100 m → conflict slot below.
• Railway halt “Meia Praia”: OSM node 269608173 at 37.1185968, -8.6474757 (≈1497 m NE of the centroid).

What the sources say (research)

• Runs more than four kilometres along the curve of the bay to the Rio de Alvor, backed by a dune cordon. [CM Lagos beach page, read 2 Oct 2026, text undated]
• CM Lagos’s own characterisation: fine golden sand; clams (conquilhas) at low tide; children play in the temporary pools left by the sea at the waterline. [CM Lagos beach page]
• Beach services and lifeguards (“apoios de praia e vigilância”) — no season or year given on the page. [CM Lagos beach page]
• Also known as Praia de São Roque. [pt-Wikipedia, rev 12 Jan 2026]
• Blue Flag 2026 awarded (ABAE code PTCN9H); Época Balnear 01/06/2026–30/09/2026; Época Bandeira Azul 01/07/2026–30/09/2026. [ABAE galardoados 2026 + Lagos municipality page, 2 Oct 2026]
• Qualified as “praia de banhos” for 2026 — bathing water Meia Praia (PTCN9H), praia de banhos “Meia Praia”, época balnear 1 de junho a 30 de setembro; the annex footnote (*) states that waters without a listed praia de banhos are those where, at publication, surveillance of bathers is not assured (art. 2.º n.º 5 likewise). [Portaria 204-A/2026/1, anexo I (DR 1.ª série n.º 84, supl., 30 Apr 2026)]
• AMN “Praias Vigiadas” list (linked as “Praias Vigiadas 2025” from AMN’s landing page; no year printed on the list itself): Meia Praia — 1 de junho a 30 de setembro. [AMN Praias Vigiadas; AMN Época Balnear landing page]
• 2025: Blue Flag and Praia Acessível flags hoisted at Meia Praia, Praia da Luz and Porto de Mós (27 Jun 2025); 2024: Blue Flag at Meia Praia, Porto de Mós, Batata, Luz; also flagged 2022 and 2021. [CM Lagos news 2025, 2024, 2022, 2021]. Praia Acessível requires reserved parking, pedestrian access, walkways on the sand and adapted toilets. [CM Lagos news 25 Jun 2021 / 30 Jun 2022]
• 2021: Plano Integrado de Salvamento raised the lifeguard headcount from 14 (2020) to 20 (2021), plus quad and jet-ski. [CM Lagos news, 2021]
• Year-round surveillance outside the bathing season by the municipal PPAL mobile team (3 lifeguards + vehicle) covering all bathing waters: 10:00–19:00 in the bathing season, 09:00–18:00 spring/autumn, 09:00–17:00 winter; tel. 927 389 316; programme started 4 Jul 2025 — continuation in 2026 not verified. [CM Lagos news, 4 Jul 2025]

Open questions