Dam Jrebchevo
Dam Jrebchevo in Unknown, Bulgaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2.6 m visibility. Phosphorus: 26.5 µg/L.
- Clarity
- 2.6 m
Why Dam Jrebchevo has no A–F grade
Dam Jrebchevo in Bulgaria 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 water clarity and phosphorus, but not 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 Executive Environment Agency of Bulgaria, via UNEP GEMS/Water.
Dam Jrebchevo is a lake in Unknown County, Bulgaria.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2023-11-21. 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 Dam Jrebchevo
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Moderate clarity, visible to about 8.4 ft. Phosphorus level: 26.5 µg/L. Trophic State Index: 49.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.55 m | Not graded |
| Phosphorus | 26.5 µg/L | Not graded |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 49 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Dam Jrebchevo
Compare lakeside cabins, hotels, and vacation rentals near Dam Jrebchevo in Unknown, Bulgaria — 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 Dam Jrebchevo
Frequently asked questions about Dam Jrebchevo
What is the water quality of Dam Jrebchevo?
- Dam Jrebchevo in Unknown, Bulgaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2.6 m visibility. Phosphorus: 26.5 µg/L.
Is Dam Jrebchevo safe to swim in?
- Dam Jrebchevo 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
36 measurements from 1 monitoring station, 2016–2023. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- European Environment Agency
europeanenvironmentagenc36 samples · —
Analytical methods
- GEMStat OPEN / CC BY 4.0
Monitoring station identifiers (1)
BGR00128
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: 2023-11-21
Monitoring stations: 1