FAQ · Guide de destination
Cold, clear freshwater diving within easy reach of Amsterdam and Utrecht
Questions fréquentes
Réponses rapides basées sur la recherche et les pratiques locales.
April to June and September to October offer the best first-visit balance for scuba. Shore access is active, days are usable and the lakes are usually less crowded than during the July and August school holidays. Summer has the warmest surface layer, sometimes around 18°C to 22°C, but boat traffic, parking pressure and disturbed shallow visibility increase. Cold-water diving remains possible from November to March for experienced drysuit teams. Visibility is not guaranteed by season, so check wind, recent site reports and local advice immediately before the dive.
Buy the individually numbered token from Airdiving at Zandeiland 4 before entering the water. On September 5, 2026, the published price was EUR 10.00 for a day permit and EUR 30.00 for an individual annual permit; dive schools had a separate annual rate. The requirement applies to scuba divers and freedivers. Display the current token as instructed by Airdiving; scuba divers normally attach it visibly to the BCD. Confirm opening hours and prices before travel, especially for an early start, and do not assume that online payment alone replaces collecting the physical token.
Yes, Zandeiland 4 is one of the strongest beginner and training choices in the region when used with an instructor or capable buddy. It has shore facilities, stairs and a marked 180 m by 120 m zone where boating and fishing are prohibited. The bus and nearby objects allow simple navigation and buoyancy circuits. Beginners still need cold-water exposure protection, lights and silt control. Do not follow the bottom into deeper water, enter structures, or copy advanced teams. Eiland 5 and Spiegelpolder are better added after local orientation.
Treat the destination as cold-water diving in every season. Summer surface water can be roughly 18°C to 22°C, but the thermocline may produce a much colder layer within a single descent. A 7mm semidry can work for some divers in the warmer months, while a drysuit, hood and gloves offer greater flexibility and are strongly favored outside summer or on repetitive dives. Freedivers often use 5mm to 7mm suits. Personal tolerance varies, so plan conservatively and stop for shivering, numb hands or impaired concentration.
Plan around variable freshwater visibility rather than one headline number. Reviewed site profiles commonly place useful visibility between about 2 m and 10 m, with some dives better or worse. Spiegelplas has a clear-water reputation, yet wind, algae, thermocline layers, boats and previous divers can change conditions. Soft peat and sand at Vinkeveen can be reduced to near-zero visibility by poor finning. Carry lights, agree touch-contact and lost-buddy procedures, use a frog kick and leave space between teams. A clear surface view does not predict visibility at depth.
Join an organized session or arrive with a certified freediver who is trained to provide direct safety. Freediving Amsterdam confirms summer open-water sessions at Vinkeveense Plassen, making June to September the most practical window. At Zandeiland 4, the permit token also applies to freedivers and the line station should remain inside the no-boating zone. Use one-up, one-down supervision, a bright stable buoy, a lanyard where appropriate and conservative depth limits. Never hyperventilate or train alone. At Spiegelplas, add a surface flag and a stricter boat-traffic plan.
For most visitors, the designated swimming areas at Spiegelplas are better snorkeling choices than deep scuba entries. The Speelvijver offers a shallow sandy setting, while the Googpad side can provide a quieter clear-water edge on calm summer days. Vinkeveen also has public beaches on several sand islands, including Eiland 5. Plan from June to September, check Zwemwater.nl on the day and stay inside signed swimming water. Use a bright tow float, supervise children and avoid boat lanes, dive descent lines and sudden sand-extraction drop-offs.
Vinkeveen is about 27 km by road from Schiphol, normally around 25 to 45 minutes by car depending on traffic. A rental car is the easiest option for cylinders, drysuits and a multi-lake itinerary. Schiphol also has rail, bus and taxi services, so light travelers can combine a train with a bus or final taxi. Use 9292 for live routing to the exact entry, not only Vinkeveen village. Spiegelplas lies farther east near Nederhorst den Berg, and public transport becomes less convenient when carrying full scuba equipment.
Airdiving operates beside Zandeiland 4 and publishes air fills, training and equipment rental. Reserve rental sizes, cylinders and any special gas requirement before arrival, because a walk-in request may not match stock or opening hours. The site is the logical logistics base for a Vinkeveen day. Do not assume equivalent services at Spiegelpolder, Blijkpolder or the boat-only islands; bring filled cylinders unless a separate arrangement is confirmed. Travelers using personal cylinders should verify valve and inspection compatibility with the filling station, and should transport wet gear in a ventilated container.
Not as an ordinary public drop-in dive. Current local site guidance says access is limited to members or accepted guests of permit-holding dive clubs. Historic reports and underwater-object descriptions do not override the present access rule. Contact an authorized club before building Maarsseveen into the itinerary, explain certification and experience, and receive clear permission plus entry instructions. Without that confirmation, use public options such as Zandeiland 4, Eiland 5, Spiegelpolder or Blijkpolder instead. This distinction protects access relationships and prevents a wasted journey to a site where independent entry is not legal.
Non-divers have enough variety for a full weekend. From May to September, rent an electric boat or canoe to explore Vinkeveen's channels, legakkers and boat-only sand islands. Walk or cycle around Spiegelplas, use a designated beach after checking Zwemwater.nl, or watch wintering waterbirds from November to February. Castle de Haar provides a substantial cultural half-day and is useful in poor weather; book its timed entry. Amsterdam and Utrecht are close enough for museums, canals and dining, making the destination practical for mixed-interest groups.
Call 112 first for any life-threatening event or suspected serious diving injury. Give the named lake and entry, nearest road access and the fact that the patient was diving. Provide high-concentration oxygen if trained and equipped, protect the casualty from cold, preserve dive computers and note profiles, symptoms and timing. DAN Europe's 24/7 diving-emergency number is +39 06 4211 5685 and can provide specialist advice after local emergency services are activated. Do not self-drive to an assumed hyperbaric chamber; ambulance dispatch or DAN should identify the appropriate facility and transport plan.