Tenkiller Ferry Lake
Sequoyah County, Oklahoma12,900 acresView mapDirections
Oklahoma DEQ publishes the water-quality measurements for Tenkiller Ferry Lake. Here is what has been measured.
- Public access
- Limited data
Tenkiller Ferry Lake in Sequoyah County, Oklahoma has water-quality measurements published by Oklahoma DEQ, shown here as reported. Water clarity: 3.5 ft visibility. Surface area: 12900 acres.
Tenkiller Ferry Lake is a 12,900-acre lake in Sequoyah County, Oklahoma. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 6 public boat landings.
Source: EPA Water Quality Portal sampling records, ODEQ, last sampled 2017-07-25. Methodology: how these readings are compared.
What Tenkiller Ferry Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch6 documented ramps
- Big water12,900 acres
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Tenkiller Ferry Lake is safe to swim in today is a call for the Oklahoma Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Tenkiller Ferry Lake
These are the measurements Oklahoma DEQ publishes for Tenkiller Ferry Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 3.5 ft. TSI 59.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3.5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading 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. | 59 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Tenkiller Ferry Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
12,900 acres
Public access
Yes
Listed by Oklahoma DEQ
No bathymetric survey has been published for Tenkiller Ferry Lake, so its depth is not documented here.
Recreation & Access
- Brewers BendPublic
- Gore LandingPublic
- Summers ParkPublic
- Webbers Falls City ParkPublic
- Fishermans PointPublic
- Hickory Flats at Tenkiller State ParkPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Tenkiller Ferry Lake
Compare lakeside cabins, hotels, and vacation rentals near Tenkiller Ferry Lake in Sequoyah County, Oklahoma — 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 Tenkiller Ferry Lake
Prices for Nov 6–8, 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 trip? Cabins and lodging at Tenkiller Ferry Lake → · more Oklahoma lake trips
Follow Tenkiller Ferry Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Tenkiller Ferry Lake
Water Quality Trend: Improving
Based on 4 years of monitoring (2017–2024).
Water clarity
Improving4 years
Reservoir Info (USACE NID)
Tenkiller Ferry Lake is a man-made reservoir impounded by the Tenkiller Ferry Dam (completed 1952), built primarily for flood risk reduction on the Illinois River; gravity-type dam, 197 ft tall and 4,940 ft long.
- Surface area
- 12,900 ac
- Normal storage
- 654,100 ac-ft
- Max storage
- 1,230,800 ac-ft
- Drainage area
- 1,610 sq mi
- Hazard class
- High
- Owner
- USACE - Tulsa District
All listed purposes: Flood Risk Reduction;Hydroelectric.
Source: USACE National Inventory of Dams, NID ID OK10311 · Operator website
Nearby Lakes in Sequoyah County
Frequently asked questions about Tenkiller Ferry Lake
Where is Tenkiller Ferry Lake?
- Tenkiller Ferry Lake is a lake in Sequoyah County, Oklahoma. Its water-quality measurements are published by Oklahoma DEQ and shown on this page as reported.
What is the water quality of Tenkiller Ferry Lake?
- Tenkiller Ferry Lake in Sequoyah County, Oklahoma has water-quality measurements published by Oklahoma DEQ, shown here as reported. Water clarity: 3.5 ft visibility. Surface area: 12900 acres.
Is Tenkiller Ferry Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there boat ramps on Tenkiller Ferry Lake?
- Tenkiller Ferry Lake has 6 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Brewers Bend, Gore Landing, Summers Park, Webbers Falls City Park, among others. Public access is listed as yes.
Can I fish at Tenkiller Ferry Lake?
- Tenkiller Ferry Lake has 6 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Oklahoma's fish and wildlife agency, so check its current regulations before you go.
Explore Tenkiller Ferry Lake across LakeQuality
More lakes in Oklahoma
Other Lakes in Oklahoma
Eutrophic Lakes in Oklahoma
Where this data comes from
7 measurements from 1 monitoring station, 2017. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- North American Lake Management Society
NALMS7 samples · 2017
Monitoring station identifiers (1)
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
Named boat-access points from the USGS National Boat Ramps inventory