Hominy Lake
Osage County, Oklahoma165 acresView mapDirections
Oklahoma DEQ publishes the water-quality measurements for Hominy Lake. Here is what has been measured.
- 38 ft max depth
- Limited data
Ask about Hominy Lake
Answers come straight from the public measurements and survey records on this page.
Hominy Lake in Osage County, Oklahoma has water-quality measurements published by Oklahoma DEQ, shown here as reported. Water clarity: 5 ft visibility. Surface area: 165 acres.
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Hominy Lake is a 165-acre lake in Osage County, Oklahoma with an estimated average depth of about 38 feet.
Source: EPA Water Quality Portal sampling records, ODEQ, last sampled 2023-09-26. Grade methodology: LakeQuality methodology.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Hominy 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 Hominy Lake
These are the measurements Oklahoma DEQ publishes for Hominy 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 5 ft. TSI 54.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | 5 ft | Measured, not scored |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 54 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | ~38 ft est. |
| Average Depth | ~13 ft est. |
| Surface Area | 165 acres |
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Oklahoma has not published bathymetry for Hominy Lake.
Lake Size & Watershed
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.
Fishing Hominy Lake
Water Quality Trend: → Stable
Based on 2 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | +3.1 m/yr | 2 |
Reservoir Info (USACE NID)
Hominy Lake is a man-made reservoir impounded by the Hominy Lake (completed 1956), built primarily for recreation on the Claremore Creek; earth-type dam, 60 ft tall and 1,370 ft long.
- Surface area
- 165 ac
- Normal storage
- 5,000 ac-ft
- Max storage
- 6,300 ac-ft
- Drainage area
- 5.19 sq mi
- Hazard class
- High
- Owner
- City of Hominy
Source: USACE National Inventory of Dams, NID ID OK01344 · Operator website
Nearby Lakes in Osage County
Frequently asked questions about Hominy Lake
Where is Hominy Lake?
- Hominy Lake is a lake in Osage County, Oklahoma. Its water-quality measurements are published by Oklahoma DEQ and shown on this page as reported.
What is the water quality of Hominy Lake?
- Hominy Lake in Osage County, Oklahoma has water-quality measurements published by Oklahoma DEQ, shown here as reported. Water clarity: 5 ft visibility. Surface area: 165 acres.
Is Hominy Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Hominy Lake?
- No published bathymetric survey covers Hominy Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 38 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate. The lake covers 165 acres.
Explore Hominy Lake across LakeQuality
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Where this data comes from
20 measurements from 3 monitoring stations, 2018–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- OWRB Lakes Monitoring
OKWRB-LAKES_WQX20 samples · 2018–2023
Analytical methods
- OWRB Lakes Field Data Collection
- Determination of Turbidity
Monitoring station identifiers (3)
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)