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LakeQuality

Beaverdam Lake

Wake County, North CarolinaView mapDirections

F
Algae-prone

Nutrients and algae run well above the regional average.

↓ down from D at the last regrade

Water temp
No reading
No gauge
Clarity
2.5 ft
Secchi · sampled 2025
Level
No reading
No gauge
Trend
Stable
2 years of samples
  • Hypereutrophic
  • #11 of 14 in the county
  • Public access

Beaverdam Lake in Wake County, North Carolina has a water quality grade of F (Algae-prone). Water clarity: 2.5 ft visibility. Phosphorus: 45 µg/L. Chlorophyll-a (algae): 33 µg/L.

Clarity
2.5 ft
Type
Hypereutrophic
Trend
Stable
Public access
Yes
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Stays via Stay22

Stays near Beaverdam Lake

Compare lakeside cabins, hotels, and vacation rentals near Beaverdam Lake in Wake County, North Carolina — 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Beaverdam Lake are listed below.

Top-rated places to stay near Beaverdam Lake

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Beaverdam Lake is a highly nutrient-loaded hypereutrophic lake in Wake County, North Carolina. Water quality is graded F based on 2 sampling years through 2025. Phosphorus level is declining over recent sampling years. Limited fish-species data available. Public access is available with 7 public boat landings. Compared to the 13 other monitored lakes in Wake County, Beaverdam Lake ranks #11 for water quality.

Source: EPA Water Quality Portal sampling records, NCDEQ, last sampled 2025-10-01. Grade methodology: LakeQuality methodology.

What Beaverdam Lake is good for

From access and monitoring records, not editorial picks.

  • Boat launch7 documented ramps

Swimming Safety

Grade only

Algae risk

Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

The F is nutrients and algae, not a swimming clearance. Beaverdam Lake is listed impaired under Clean Water Act §303(d) (IR 4B) for algal growth. Check local advisories before you swim.

Get alerts for Beaverdam Lake

Water Quality Grade: F (Algae-prone)

Very murky, less than 2.5 ft of visibility. Phosphorus 45 µg/L. Chlorophyll-a 33 µg/L. TSI 63. The letter is not a swimming clearance.

MetricValueGrade
Water Clarity (Secchi Depth)2.5 ftNot graded
Phosphorus45 µg/LPoor
Chlorophyll-a (Algae)33 µg/LPoor
Trophic State Index (TSI)63Hypereutrophic

Very high nutrients, dense algae, poor clarity

Recreation & Access

7
Boat Landings
Yes
Public Access
  • Hickory HillPublic
  • Ledge RockPublic
  • Eno RiverPublic
  • Community Center, beach, and boat rampPublic
  • Highway 50 Recreation AreaPublic
  • Beaver DamPublic

Showing 6 of 7 documented landings from the USGS National Boat Ramps inventory.

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Fishing Beaverdam Lake

Based on 2 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Phosphorus Declining+2 µg/L/yr2
Chlorophyll-a Improving-1.6 µg/L/yr2

EPA Impairment Status

Beaverdam Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4B).

Causes of impairment

Algal growth

Source: EPA ATTAINS assessment unit NC27-12-(0.7)b · Official waterbody report · Matched by proximity (2.51 km)

County Ranking

Ranked #11 of 14 lakes in Wake County

Nearby Lakes With Higher Grades

Beaverdam Lake holds Grade F. One nearby lake has a higher nutrient-and-algae grade — useful for a swim day, not a reason to skip lodging here.

See full comparison →

Nearby Lakes in Wake County

Frequently asked questions about Beaverdam Lake

Where is Beaverdam Lake?

Beaverdam Lake is a lake in Wake County, North Carolina. LakeQuality grades it F for nutrients and algae. The letter is not a swimming clearance.

What is the water quality grade for Beaverdam Lake?

Beaverdam Lake in Wake County, North Carolina has a water quality grade of F (Algae-prone). Water clarity: 2.5 ft visibility. Phosphorus: 45 µg/L. Chlorophyll-a (algae): 33 µg/L.

Is Beaverdam Lake safe to swim in?

The F is nutrients and algae, not a swimming clearance. Beaverdam Lake is listed impaired under Clean Water Act §303(d) (IR 4B) for algal growth. Check local advisories before you swim.

Are there boat ramps on Beaverdam Lake?

Beaverdam Lake has 7 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Hickory Hill, Ledge Rock, Eno River, Community Center, beach, and boat ramp, among others. Public access is listed as yes.

Where this data comes from

34 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • North Carolina Dept of Environmental Quality NCDEQ-DWR WQX21NC03WQ34 samples · 2020–2025

Analytical methods

  • WSSSOP
  • Phosphorus by Colorimetry
  • 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
  • 2130 B ~ Nephelometric Method
Monitoring station identifiers (1)

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.

Other records on this page

Impairment status from EPA ATTAINS 303(d) database

Named boat-access points from the USGS National Boat Ramps inventory