Every country, and the places worth the trip 26,398 places across 240 countries Guess the country
Meridiela.

Moqua Well

The underground lake - Nauru's freshwater cave pool beneath the ring road, the island's storied water source.

Updated 21 October 2026

Typecave
WhereYaren
Nearest cityYaren
Best seasonYear-round
Time to allowAn hour
Getting thereSteps beneath the Yaren area; local guidance
EntryFree; courtesy applies

Beneath Yaren's coral limestone, Moqua Well holds the island's hidden water: a cave chamber where a freshwater lake pools dark and clear underground - historically a main source of the island's drinking water, and today the island's most atmospheric visit: steps descending into the cool, torchlight finding the water's mirror, and the limestone's dissolved architecture arching low overhead. The well's stories - of sustenance through the island's hardest chapters - travel with local telling; the descent asks sure feet and borrowed light; and the cool below is its own small reward on an equatorial island.

History

The underground lake is called a well because it was long the main source of drinking water for the people of Nauru, above all during the Second World War; in 2001 a fence was put up around it for safety (Wikipedia, Moqua Well).

The landscape

  • The underground lake - the dark freshwater mirror.
  • The descent steps - down into the limestone cool.
  • The dissolved arches - cave architecture overhead.
  • The survival stories - the island's water in hard times remembered.

When to go

Year round - the cave keeps its climate; local guidance times access and adds the telling.

Before you go

Steps are slick and lighting is what you bring - torches and care; the water is heritage, not a swimming hole, unless local word says otherwise.

Nearby

Yaren's district, the airport strip and the ring road.

Key facts

Location0.5500° S, 166.9167° E · map

Source: Wikidata, item Q249061, read on 18 October 2026.

What to pack for Moqua Well

Chosen from what this place is for. Tap a kit for the full checklist.

  • Reef-safe sunscreen - High SPF that will not bleach the coral you are swimming over. Find on Amazon
  • Head torch + spare batteries - Hands-free light is essential; caves are truly dark. Find on Amazon
  • Quick-dry towel - A microfibre towel packs small and dries in minutes. Find on Amazon
  • Grippy closed shoes - Cave floors are wet, muddy and slick with formations. Find on Amazon

Some links on this page are Amazon affiliate links - if you buy through them we may earn a small commission at no extra cost to you.

All packing kits

Plan your trip

Where to start if Moqua Well is going on the list.

Booking links on this page are affiliate links - if you book through them we may earn a small commission at no extra cost to you. It never changes what we write about a place.

Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.

← More nature & outdoors in Nauru

One place a week.

A short Friday email about one place worth knowing.