Lake Devin
Granville County, North CarolinaView mapDirections
NC DEQ publishes the water-quality measurements for Lake Devin. Here is what has been measured.
- Eutrophic
- 35 ft max depth
- Public access
- Limited data
Lake Devin in Granville County, North Carolina has water-quality measurements published by NC DEQ, shown here as reported. Phosphorus: 40 µg/L. Chlorophyll-a (algae): 23 µg/L.
Lake Devin is a productive, nutrient-rich eutrophic lake in Granville County, North Carolina with an estimated average depth of about 35 feet. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 2 other monitored lakes in Granville County, Lake Devin ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, NCDEQ, last sampled 2022-09-21. Methodology: how these readings are compared.
What Lake Devin is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Devin is safe to swim in today is a call for the North Carolina Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Lake Devin
These are the measurements NC DEQ publishes for Lake Devin, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 40 µg/L. Chlorophyll-a 23 µg/L. TSI 59.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 40µg/L | Poor GoodFairPoor |
| Chlorophyll-a (algae) | 23µg/L | Poor GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 59 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Lake Devin
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~35 ft est.
Public access
Yes
Listed by NC DEQ
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. North Carolina has not published bathymetry for Lake Devin.
Lake Size & Watershed
Watershed (drainage) area
1 sq mi
HydroLAKES / HydroSHEDS
Surface area
99 acres
HydroLAKES / HydroSHEDS
Shoreline
2.6 mi
HydroLAKES / HydroSHEDS
Elevation
479 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Recreation & Access
- Lake Devin Boat Ramp and ShelterPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Lake Devin
Compare lakeside cabins, hotels, and vacation rentals near Lake Devin in Granville 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 readings cover nutrients and algae, not lodging. Cabins and rentals around Lake Devin are listed below.
Top-rated places to stay near Lake Devin
Prices for Oct 23–25, 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.
Planning a whole trip? See where to stay at North Carolina’s top lakes →
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Fishing Lake Devin
Reservoir Info (USACE NID)
Lake Devin is a man-made reservoir impounded by the Lake Devin Dam, built primarily for water supply on the Hachers Run; earth-type dam, 36 ft tall.
- Max storage
- 2,210 ac-ft
- Drainage area
- 1.45 sq mi
- Hazard class
- High
- Owner
- City of Oxford
Source: USACE National Inventory of Dams, NID ID NC01002 · Operator website
Nearby Lakes in Granville County
Frequently asked questions about Lake Devin
Where is Lake Devin?
- Lake Devin is a lake in Granville County, North Carolina. Its water-quality measurements are published by NC DEQ and shown on this page as reported.
What is the water quality of Lake Devin?
- Lake Devin in Granville County, North Carolina has water-quality measurements published by NC DEQ, shown here as reported. Phosphorus: 40 µg/L. Chlorophyll-a (algae): 23 µg/L.
Is Lake Devin safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Lake Devin?
- No published bathymetric survey covers Lake Devin, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 35 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.
Are there boat ramps on Lake Devin?
- Lake Devin has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Devin Boat Ramp and Shelter. Public access is listed as yes.
Can I fish at Lake Devin?
- Lake Devin has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by North Carolina's fish and wildlife agency, so check its current regulations before you go.
Explore Lake Devin across LakeQuality
More lakes in North Carolina
Other Lakes in North Carolina
Eutrophic Lakes in North Carolina
Where this data comes from
33 measurements from 2 monitoring stations, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- North Carolina Dept of Environmental Quality NCDEQ-DWR WQX
21NC03WQ33 samples · 2022
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
- 2130 B ~ Nephelometric Method
Monitoring station identifiers (2)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)
Named boat-access points from the USGS National Boat Ramps inventory