Lake Karapiro
North Island, New ZealandView mapDirections
GLORIA publishes the water-quality measurements for Lake Karapiro. Here is what has been measured.
- Limited data
Lake Karapiro in North Island, New Zealand has official water-quality measurements, shown as reported. Water clarity: 2.5 m visibility.
How Lake Karapiro is classified
Lake Karapiro in New Zealand is published with the authority's own measurements and class. The measurements here are published by the agency that samples the lake, as reported. Sampling here has recorded water clarity, but not phosphorus and algae (chlorophyll-a).
LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.
Monitoring: the GLORIA inland-lake matchup archive (PANGAEA 948492).
Lake Karapiro is a lake in North Island County, New Zealand.
Source: the GLORIA inland-lake matchup archive (PANGAEA 948492) — not the EPA Water Quality Portal, last sampled 2020-01-30. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Karapiro is safe to swim in today is a call for the GLORIA inland-lake matchup archive (PANGAEA 948492) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Lake Karapiro
These are the measurements GLORIA publishes for Lake Karapiro. More on the source.
Moderate clarity, visible to about 8 ft. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.45m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 47 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Answers come straight from the public measurements and survey records on this page.
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Fishing Lake Karapiro
Frequently asked questions about Lake Karapiro
Where is Lake Karapiro?
- Lake Karapiro is a lake in North Island, New Zealand. This page reports official water-quality measurements, shown as reported.
What is the water quality of Lake Karapiro?
- Lake Karapiro in North Island, New Zealand has official water-quality measurements, shown as reported. Water clarity: 2.5 m visibility.
Is Lake Karapiro safe to swim in?
- Lake Karapiro has official nutrient and clarity measurements, not a bacteria swim class and not a safety clearance. Algal blooms, currents, and depth are not covered. Always check local notices before swimming.
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Where this data comes from
3 measurements from 3 monitoring stations, 2017–2020. Retrieved from the listed programme (not the EPA Water Quality Portal). See data sources on 2026-08-20.
Collected and reported by
- GLORIA (PANGAEA 948492)
pangaea-gloria3 samples · 2017–2020
Analytical methods
- PANGAEA GLORIA 2022 inland-lake chlorophyll-a and Secchi
Monitoring station identifiers (3)
GID_2353GID_2354GID_2429
Authority classifications are shown as the authority published them. See where the data comes from and data sources.