Frequently asked questions

Truk Lagoon


See our COVID-19 Travel Requirements page for the latest COVID-19 travel updates.

Visa Information
Transit via Guam and Hawaii: You will need to apply for an ESTA under the Visa Waiver Program or acquire a USA visa prior to travelling.
IMPORTANT: All travellers wishing to enter the US or its territories under the VWP need to hold a passport with an integrated chip (an ePassport).

Passport holders from most western countries are issued a tourist visa on arrival and the duration of stay is authorised for the number of days requested. You may extend your visa by up to 30 days free of charge but, the total time of stay shall not exceed 90 days. For further information regarding visas please visit the Federated States of Micronesia website at

Passport Validity
Your passport should be valid for a minimum period of 4 months from the date of entry into Chuuk.

Proof of onward travel
You are required to show a confirmed ticket to leave Chuuk, or any country you are transiting through, prior to boarding your flight.

Airport Taxes
TKK Chuuk Airport departure tax is currently $30 USD to be paid at the airport in cash only. 

We advise all guests to ensure that their vaccinations are up to date. Please make sure you use insect repellent and cover exposed skin to prevent any insect-borne diseases. If you are travelling with medication, please bring your physicians prescription with you.
Yellow Fever vaccination certificate requirements:
Guests arriving from countries which are affected by Cholera or Yellow Fever must show proof of immunisation upon arrival.

Country Information


The national language of Truk is English, however there is a mix of Micronesian languages and local dialects. No particular religion is dominant in Truk.

The local currency is the US Dollar (US$). The majority of established hotels, shops and restaurants accept major credit cards. However, smaller establishments are likely to only accept cash payments. ATMs are available however guests are advised to exchange money prior to arrival and to ensure you have small denominations on hand.

Coverage while on land is very decent and data speed very good. When you head out at sea or visit less inhabited areas, the signals are weaker.

Truk, as part of the Federated States of Micronesia (FSM) is a tropical country and the climate is fairly even all year round. The average high is 30°C (86°F) whilst the average low is 25°C (77°F) throughout the year. The more humid climate is during in the summer months (Jun-Sept) whilst trade winds come mainly from the northeast between December and June.

Health care is readily available in the FSM and a major hospital is located within each of the states. There are no tropical diseases, however, to prevent stomach ailments we recommend travelers follow normal precautions with food and drink bottled water only.

Chuuk Islands have limited recompression chambers; it may be necessary for guests to be transferred to Guam via emergency air evacuation for treatment.

During Your Trip

We are unable to offer any diving courses on our Truk Lagoon itineraries.

Pacific Master is equipped with booster pumps for supporting the rebreather diver. 2L and 3L CCR cylinder sets as well as stage / bailout cylinders are also available to rent.

We can also supply Oxygen and CO2 absorbent (Molecular Products 797 Sofnolime). The scrubber is charged per full 4.5kg tub and O2 is charged per fill.

Pre-booking of any rebreather supplies is essential to guarantee availability for you. Please complete the Technical & Rebreather Equipment Requests form and return it to our reservations team as early as possible to place your order.


  • We DO NOT have M26 valves or adapters on board. Guests are advised to bring their own if they need them.
  • We cannot supply pre-pack sofnolime cartridges for rebreather units such as Poseidon.
  • Spare oxygen cells and specialist rebreather tools are not available so divers should bring their own.

Water temperatures in Truk Lagoon generally range between 28-30°C. Either 3 mm or 5 mm full length exposure suit are suitable. A 3 mm suit is appropriate for those who do not feel the cold as much or do not intend deep diving (30m+). A 5 mm suit helps wreck divers to prevent injury. Technical divers are advised to bring appropriate exposure protection for prolonged deco-stops.

High speed Wi-Fi satellite internet is available to purchase. A satellite phone is available to use in case of an emergency. Most of the areas visited are out of range from normal phone cover.

Our vessel is fitted for universal power outlets that can fit most of your electrical equipment. The vessel runs on 110V/220V-60Hz

You can pay all your onboard extras by card or in cash (USD, EUR & GBP).