Riimi Meri Lake
Riimi Meri Lake in Lääne, Estonia has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 24 µg/L. Surface area: 55.8 acres.
- Area
- 23 ha
Why Riimi Meri Lake has no A–F grade
Riimi Meri Lake in Estonia is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded phosphorus, but not water clarity and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the Estonian Environment Agency (Keskkonnaagentuur).
Riimi Meri Lake is a 56-acre lake in Lääne County, Estonia.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2024-12-12. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Riimi Meri Lake
These readings exist but do not meet the evidence bar for an A–F grade — see why.
No clarity data. Phosphorus level: 24 µg/L. Trophic State Index: 50.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 24 µg/L | Not graded |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 50 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 23 ha |
No bathymetric survey has been published for Riimi Meri Lake, so its depth is not documented here.
Where to stay near Riimi Meri Lake
Compare lakeside cabins, hotels, and vacation rentals near Riimi Meri Lake in Lääne, Estonia — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Riimi Meri Lake
Frequently asked questions about Riimi Meri Lake
What is the water quality of Riimi Meri Lake?
- Riimi Meri Lake in Lääne, Estonia has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 24 µg/L. Surface area: 55.8 acres.
Is Riimi Meri Lake safe to swim in?
- Riimi Meri Lake 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
10 measurements from 1 monitoring station, 2023–2024. Retrieved from KESE / Estonian Environment Agency (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Estonian Environment Agency (Keskkonnaagentuur)
kese-ee10 samples · 2023–2024
Analytical methods
- KESE I-level monitoring
Monitoring station identifiers (1)
SJB4675000
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2024-12-12
Monitoring stations: 1