Worldwide wastewater treatment observatory · New Zealand

Aguas SB Observatory · public data to understand water

WWTP Piopio

The year refers to the inventory or source; it does not establish an individual observation date or current operation. Source note (original text): Supplement S1.10: 317 of 323 records, six lacked coordinates.

New Zealand · official identifier HW:52921

270population served estimated by the source (people) (2019) · 242nd of 317

HydroWASTE v1.0 / New Zealand · official identifier HW:52921 · size estimated by the source 270 population served estimated by the source (people) · reported treatment: Secondary · data year 2019. 242nd of 317 records with size in the inventory of New Zealand (this plant: a source estimate); < 0.01 % of the sum of those 317 records in people served (sum of records, not national capacity) · size estimated by the source ; nearest inventoried plant at 20.6 km. Reported data with their source; estimates are not measurements of the plant.

Aguas SB does not manage this wastewater treatment plant.

WHAT THE DATA REPORT

Reported data scientific inventory · 2019

270reported population served (people)
242nd of 317by size (source estimate) among the 317 records with a size in the inventory · < 0.01 % of the sum of those records (sum of records, not national capacity) · the largest plants in the country · how it is calculated
TreatmentSecondary · reported levels
Reported coordinates-38.4670, 175.0150 position validation in the source: medium what it means
Source and yearHydroWASTE v1.0 / New Zealand · dataset record

REGULATORY REFERENCES

Referencia normativa: New Zealand

Regulatory framework of New Zealand. Individual applicability is not determined in this profile.

LOCATION

New Zealand: this plant on the map

this plant on the map · regional directory.

NEARBY PLANTS

Nearby wastewater treatment plants

PlantDistancereported population served (people)Treatment
Te Kuiti20.6 km4,910Advanced
Bennydale30.9 km265Secondary
Otorohanga Wastewater Treatment Plant35.9 km2,886Secondary
Te Waitere40.5 km40Secondary
Hikumutu52.0 km5,862Advanced

Distances are between reported coordinates; proximity does not establish a hydraulic connection.

QUESTIONS

Frequently asked questions about this plant

What capacity does WWTP Piopio report?

Size estimated by the source: 270 reported population served (people). Units are retained without conversion.

What treatment is reported?

Treatment Secondary. Nitrogen, phosphorus and UV are shown only when explicitly reported.

SOURCE AND CORRECTIONS

Source

reported data · HydroWASTE v1.0 / New Zealand · data 2019 · edition 2019 · source licence: CC BY 4.0 · JSON for this plant · suggest a correction · catalogue 2026-11-06. Reported data, not a current inspection; no compliance judgements.