Skip to main content
LakeQuality

나주댐

South KoreaView mapDirections

NIER publishes the water-quality measurements for 나주댐. Here is what has been measured.

Clarity
1.6 m
Typical for South Korea
Secchi · sampled 2025
Phosphorus
21 µg/L
Typical for South Korea
Measured by NIER
Chlorophyll-a
7.1 µg/L
Typical for South Korea
Measured by NIER
  • Limited data

나주댐 in South Korea has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 21 µg/L. Chlorophyll-a (algae): 7.1 µg/L.

Loading map…

How 나주댐 is classified

나주댐 in South Korea 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, 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 National Institute of Environmental Research (Korea).

나주댐 is a lake in Unknown County, South Korea.

Source: the National Institute of Environmental Research (Korea) — not the EPA Water Quality Portal, last sampled 2025-12-15. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether 나주댐 is safe to swim in today is a call for the National Institute of Environmental Research (Korea) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Get alerts for 나주댐 →

Water quality measurements for 나주댐

These are the measurements NIER publishes for 나주댐. More on the source.

Murky, only visible to about 5.1 ft. Phosphorus 21 µg/L. Chlorophyll-a 7.1 µg/L. TSI 51.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1.55mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus21µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)7.1µg/LMeasured, not scored

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.51Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about 나주댐

Answers come straight from the public measurements and survey records on this page.

Stays via Stay22

Stays near 나주댐

Compare lakeside cabins, hotels, and vacation rentals near 나주댐 in South Korea — 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.

Top-rated places to stay near 나주댐

Prices for Oct 9–11, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Follow 나주댐’s readings

Email me when new measurements post for this lake. Updates stay free.


Or email

Fishing 나주댐

Frequently asked questions about 나주댐

Where is 나주댐?

나주댐 is a lake in South Korea. This page reports official water-quality measurements, shown as reported.

What is the water quality of 나주댐?

나주댐 in South Korea has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 21 µg/L. Chlorophyll-a (algae): 7.1 µg/L.

Measurements on this page ↑

Is 나주댐 safe to swim in?

나주댐 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.

Swimming on this page ↑

Where this data comes from

720 measurements from 2 monitoring stations, 2016–2025. Retrieved from the listed programme (not the EPA Water Quality Portal). See data sources on 2026-08-20.

Collected and reported by

  • National Institute of Environmental Research (Korea)nier-kr720 samples · 2016–2025

Analytical methods

  • NIER national water-quality network (호소 surface chemistry)
Monitoring station identifiers (2)
  • 5003B10
  • 5003B20

Authority classifications are shown as the authority published them. See where the data comes from and data sources.