Officially measured
bathing permitted
Last sample: 24 August 2026
Calculated for today
Weak signal today
Reason: discharge 123 m away, authorised, slight contamination possible.
123 metres away, Aliviadero EBAR Barranco de Troya discharges into the sea, carrying domestic waste water. It does hold a permit. Before that, treatment is limited to screening and sieving. The register describes the condition of the pipe as poor (Precario).
Official sample
| E. coli | 50 | Limit 500 |
|---|---|---|
| Intestinal enterococci | 30 | Limit 185 |
| Official verdict | bathing permitted (Zona Apta para el baño) | |
| Annual class | excellent (EXCELENTE) | |
This sample was taken on 24 August 2026, so for today it is only an indication. This zone is sampled about every 21 days, the next sample was expected on 14 September 2026.
Conditions today
| Rain over the past 48 hours | 0.0 mm |
|---|---|
| Current | 1.2 km/h |
| Wave height | 0.82 m |
Waste water discharges nearby
| Waste water discharges nearby | Distance | Official verdict | Treatment | Condition of the pipe |
|---|---|---|---|---|
| Aliviadero EBAR Barranco de Troya | 123 m | authorised | screening only | poor |
| Aliviadero EBAR Pueblo Canario | 653 m | pending | screening only | poor |
| Emisario Submarino Adeje - Arona (Barranco de Troya) | 810 m | not authorised | secondary treatment | poor |
| Hotel Jardín Tropical | 887 m | authorised | no data | poor |
| Aliviadero EBAR Playa de Troya | 934 m | authorised | screening only | good |
| Emisario submarino Adeje-Arona | 1.2 km | authorised | secondary treatment | no data |
| Hotel Villa Cortés | 1.3 km | authorised | no data | good |
| Piscinas Club Náutico Puerto Colón | 1.4 km | not authorised | no data | no data |
History
59 samples since 23 January 2023, 1 of them with a ban or warning.
Why this page exists
This page exists because a waste water outlet discharges into the sea 123 metres away and water quality here has been officially objected to once before.
Official bathing water profile (PDF)
The map needs JavaScript. All readings are in the tables on this page as well.
Beaches nearby
All bathing zones on Tenerife To the map of all Canary Islands
This page does not replace official bathing water monitoring or a warning issued by the municipality. The estimated part is our own calculation, not a measurement.
Sources: Gobierno de Canarias (Dirección General de Salud Pública; Censo de vertidos desde tierra al mar), Ministerio de Sanidad (NÁYADE), European Environment Agency (UWWTD), Ministerio para la Transición Ecológica, Open-Meteo. Data as of: 2026-09-13, 22:49