Narva Veehoidla
Narva Veehoidla in Ida-Viru, Estonia has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.6 m visibility. Phosphorus: 43 µg/L. Chlorophyll-a (algae): 14.8 µg/L. Maximum depth: 29.5 ft. Surface area: 26189.4 acres.
- Clarity
- 0.6 m
- Max depth
- 9 m
- Area
- 106 km²
Why Narva Veehoidla has no A–F grade
Narva Veehoidla 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 water clarity, phosphorus 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).
Narva Veehoidla is a 26,189-acre lake in Ida-Viru County, Estonia with a maximum depth of 30 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2025-08-23. 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 Narva Veehoidla
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Very murky, less than 2 ft of visibility. Phosphorus level: 43 µg/L. Chlorophyll-a: 14.8 µg/L. Trophic State Index: 61.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.6 m | Not graded |
| Phosphorus | 43 µg/L | Not graded |
| Chlorophyll-a (Algae) | 14.8 µg/L | Not graded |
| Trophic State Index (TSI) | 61 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 9 m |
| Surface Area | 106 km² |
Where to stay near Narva Veehoidla
Compare lakeside cabins, hotels, and vacation rentals near Narva Veehoidla in Ida-Viru, 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 Narva Veehoidla
Frequently asked questions about Narva Veehoidla
What is the water quality of Narva Veehoidla?
- Narva Veehoidla in Ida-Viru, Estonia has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.6 m visibility. Phosphorus: 43 µg/L. Chlorophyll-a (algae): 14.8 µg/L. Maximum depth: 29.5 ft. Surface area: 26189.4 acres.
Is Narva Veehoidla safe to swim in?
- Narva Veehoidla 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.
How deep is Narva Veehoidla?
- Narva Veehoidla has a maximum depth of 29.5 feet. The lake covers 26189.4 acres.
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Where this data comes from
165 measurements from 6 monitoring stations, 2016–2025. 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-ee165 samples · 2016–2025
Analytical methods
- KESE I-level monitoring
Monitoring station identifiers (6)
SJA0981000SJA2030000SJA6709000SJA3670000SJA5306000SJA7509000
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: 2025-08-23
Monitoring stations: 6