Coastal and Beach

Waiinu Beach: Swimming, Water Quality and Camping, Day Trip from Whanganui

Last updated October 2026

Waiinu Beach is a small beach settlement on the South Taranaki Bight, close to the boundary between Taranaki and Whanganui and about 27 kilometres north-west of central Whanganui in a straight line.

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LAWA describes the beach as popular for swimming and fishing, with a small settlement and a campground giving visitors easy access, and the council campground sits right on the beachfront. It is now reached from State Highway 3 by a new road, which makes it an easy day trip from Whanganui.

Taranaki Regional Council tests the water every week over summer, and the beach holds a Fair long-term grade on LAWA, so the water is usually fine but is best avoided after rain.

Practical Information

Location
Nukumaru Parade, Waiinu Beach, South Taranaki, near the Taranaki and Whanganui boundary
Distance from Whanganui
About 27 km north-west of the city centre in a straight line, via State Highway 3 and Te Ranganuku (Nukumaru Station Road)
Water
Open sea beach on the South Taranaki Bight, tidal (nearest tide station: Whanganui River Entrance)
Water quality
Fair (LAWA long-term grade, summers 2020/21 to 2024/25)
Testing
Weekly from November to March by Taranaki Regional Council
Camping
South Taranaki District Council campground on the beachfront, unpowered sites, no bookings
Facilities nearby
Public toilets, barbecue and a children’s playground at the campground

Swimming Facts

1Water testing spot
Testing spots: LAWA and Taranaki Regional Council.

Today at Waiinu Beach

Sunday 15 November
Tide rising · 2.5 m now
6amnoon6pmHigh 2:03am 2.5 mLow 7:50am 1.0 mHigh 2:01pm 2.6 mLow 8:03pm 1.1 m
Sunrise
5:58am
First light about 5:25am
UV
10 very high
Cover up 9:10am to 5pm
Sunset
8:16pm
Light till about 8:45pm
UV: worked out for a clear day from the height of the sun and typical ozone; cloud lowers it, but you can still burn.

Water quality track record

Stay out of the water for 48 hours after heavy rain.
1Wai-inu BeachFair
93% of 122 tests suitable for swimming, 2020 to 2026
Graded on the worst 1 in 20 tests: enterococci reached 254 per 100 mL (Fair is over 200). Most tests are fine, but it can be high after rain.
20/21
21/22
22/23
23/24
24/25
25/26
SuitableCautionUnsuitableEach bar is one summer of tests
What the grades mean

Excellent and Good: rarely unsafe for swimming. Fair: usually fine, but avoid swimming after rain. Poor: often unsuitable, especially after rain, so check the latest result first.

Grades use LAWA’s method: the 95th percentile of routine enterococci results over the five summers from 2021/22 to 2025/26, with at least 50 tests (254 per 100 mL from 109 tests).

About Waiinu Beach

Waiinu Beach (also written Wai-inu) sits on the coast of the South Taranaki Bight in the South Taranaki District, part of the Pātea community. Waverley is about 18.5 kilometres to the north-west by road. The settlement is small, with 51 dwellings counted at the 2023 census, and LAWA notes that the campground gives visitors easy access to the sand.

Swimming and Water Quality at Waiinu Beach

Taranaki Regional Council samples Waiinu Beach every week from November to March and shares the results on LAWA. The beach has a Fair LAWA long-term grade, based on 97 routine tests over the summers of 2020/21 to 2024/25.

Getting There and the Campground

From Whanganui, head north-west on State Highway 3 and turn off onto Te Ranganuku, the Nukumaru Station Road extension, which runs through to the settlement. The older route by way of Waitōtara is still there, but it depends on the Limeworks Bridge, which has closed in past floods.

The Waiinu Beach Campground on Nukumaru Parade is run by South Taranaki District Council. It sits right on the beachfront, less than a five-minute walk from the sand, and has unpowered sites with room for motorhomes. Public toilets, a barbecue and a children’s playground are provided, but there are no showers, kitchen or laundry.

Sites cannot be booked, so it is first in, first served, with a maximum stay of 50 days and a custodian on site over summer. Dogs are allowed at the campground on a lead and under control at all times, and a liquor ban covers the beach, access road and camp reserve over New Year.

From locals

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Questions about Waiinu Beach 2

Is Waiinu Beach tidal, and where can I check the tides?

River CityCity guide
Yes, it's an open sea beach on the South Taranaki Bight, so it is tidal. The nearest tide station is Whanganui River Entrance.

Is there room to park near the sand at Waiinu on a busy summer weekend?

No answers yet. If you know, a local would love to hear it.

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Frequently Asked Questions

Can you swim at Waiinu Beach?

Yes. LAWA describes Waiinu Beach as popular for swimming and fishing. Check LAWA before you swim, stay out for at least 48 hours after heavy rain (the regional council suggests three days), and avoid the water if it looks murky or smells.

What is the water quality like at Waiinu Beach?

Waiinu Beach has a Fair LAWA long-term grade for summers 2020/21 to 2024/25. Of 99 tests between November 2020 and March 2025, 92% were suitable for swimming, so it is usually fine but best avoided after rain.

When is the water at Waiinu Beach tested?

Taranaki Regional Council samples the beach weekly from November to March and shares the results on LAWA.

How do you get to Waiinu Beach from Whanganui?

Drive north-west on State Highway 3 and take Te Ranganuku, the Nukumaru Station Road extension that opened in 2024 and links the settlement with the highway. The beach is about 27 kilometres from central Whanganui in a straight line.

Can you camp at Waiinu Beach?

Yes. South Taranaki District Council runs an unpowered beachfront campground on Nukumaru Parade. It cannot be booked, has toilets, a barbecue and a playground, and has no showers, kitchen or laundry.

Are dogs allowed at Waiinu Beach?

Dogs are allowed at the campground on a lead and under control at all times. Check South Taranaki District Council’s dog rules before letting a dog off the lead on the beach.

Is Waiinu Beach in Taranaki or Whanganui?

It is in the South Taranaki District, close to the boundary with Whanganui, and its water is tested by Taranaki Regional Council.

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Related links 3
Sources and data notes 2
  • Today at Waiinu Beach: Tides: LINZ, CC BY 4.0; predictions only.
  • Water quality track record: Water quality: © LAWA and partner organisations (Taranaki Regional Council), licensed under CC BY 4.0, results to April 2026; latest results on LAWA.