栗駒ダム
Miyagi, JapanView mapDirections
MOE publishes the water-quality measurements for 栗駒ダム. Here is what has been measured.
- Limited data
栗駒ダム in Miyagi, Japan has official water-quality measurements, shown as reported. Phosphorus: 8 µg/L.
How 栗駒ダム is classified
栗駒ダム in Japan 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 phosphorus, but not water clarity 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 Ministry of the Environment (Japan).
栗駒ダム is a lake in Miyagi County, Japan.
Source: the Ministry of the Environment (Japan) — not the EPA Water Quality Portal, last sampled 2024-07-01. 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 栗駒ダム is safe to swim in today is a call for the Ministry of the Environment (Japan) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for 栗駒ダム
These are the measurements MOE publishes for 栗駒ダム. More on the source.
No clarity data. Phosphorus 8 µg/L. TSI 34.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 8µg/L | Measured, not scored 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. | 34 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
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Answers come straight from the public measurements and survey records on this page.
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Frequently asked questions about 栗駒ダム
Where is 栗駒ダム?
- 栗駒ダム is a lake in Miyagi, Japan. This page reports official water-quality measurements, shown as reported.
What is the water quality of 栗駒ダム?
- 栗駒ダム in Miyagi, Japan has official water-quality measurements, shown as reported. Phosphorus: 8 µg/L.
Is 栗駒ダム safe to swim in?
- 栗駒ダム 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.
Explore 栗駒ダム across LakeQuality
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Where this data comes from
9 measurements from 1 monitoring station, 2016–2024. Retrieved from Japan MOE public water-body monitoring (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Ministry of the Environment (Japan)
moe-jp9 samples · 2016–2024
Analytical methods
- MOE public water body monitoring (kosui, lakes)
Monitoring station identifiers (1)
0420050
Authority classifications are shown as the authority published them. See where the data comes from and data sources.