O C Fisher Reservoir
Tom Green County, Texas5,400 acresView mapDirections
No nutrient or algae sampling on record from TCEQ for this lake.
- 107 ft max depth
- Public access
- Limited data
O C Fisher Reservoir in Tom Green County, Texas has water-quality measurements published by TCEQ, shown here as reported. Surface area: 5400 acres.
O C Fisher Reservoir is a 5,400-acre lake in Tom Green County, Texas with an estimated average depth of about 107 feet. Limited fish-species data available. Public access is available with 6 public boat landings.
Source: EPA Water Quality Portal sampling records, TCEQ, last sampled 2021-10-18. Methodology: how these readings are compared.
What O C Fisher Reservoir is good for
From access and monitoring records, not editorial picks.
- Boat launch6 documented ramps
- Big water5,400 acres
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether O C Fisher Reservoir is safe to swim in today is a call for the Texas Commission on Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for O C Fisher Reservoir
These are the measurements TCEQ publishes for O C Fisher Reservoir, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
Ask about O C Fisher Reservoir
Answers come straight from the public measurements and survey records on this page.
→ O C Fisher Reservoir water level: the live USGS gauge reading
Lake Details
Max depth
~107 ft est.
Surface area
5,400 acres
Public access
Yes
Listed by TCEQ
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Texas has not published bathymetry for O C Fisher Reservoir.
Lake Size & Watershed
Watershed (drainage) area
1,488 sq mi
HydroLAKES / HydroSHEDS
Shoreline
19 mi
HydroLAKES / HydroSHEDS
Elevation
1,860 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
- W 19th Street BridgePublic
- Isabel Harte CampgroundPublic
- Red Arroyo CampgroundPublic
- Flinstone VillagePublic
- North Concho River - Tom Green CountyPublic
- North Concho River - Tom Green CountyPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near O C Fisher Reservoir
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Fishing O C Fisher Reservoir
Reservoir Info (USACE NID)
O C Fisher Reservoir is a man-made reservoir impounded by the O.C. Fisher Dam (completed 1952), built primarily for flood risk reduction on the Concho River; earth-type dam, 130 ft tall and 40,885 ft long.
- Surface area
- 5,400 ac
- Normal storage
- 115,700 ac-ft
- Max storage
- 766,000 ac-ft
- Drainage area
- 1,511 sq mi
- Hazard class
- High
- Owner
- USACE - Fort Worth District
All listed purposes: Flood Risk Reduction;Fish and Wildlife Pond;Recreation;Water Supply.
Source: USACE National Inventory of Dams, NID ID TX00012 · Operator website
Nearby Lakes in Tom Green County
Frequently asked questions about O C Fisher Reservoir
Where is O C Fisher Reservoir?
- O C Fisher Reservoir is a lake in Tom Green County, Texas. Its water-quality measurements are published by TCEQ and shown on this page as reported.
What is the water quality of O C Fisher Reservoir?
- O C Fisher Reservoir in Tom Green County, Texas has water-quality measurements published by TCEQ, shown here as reported. Surface area: 5400 acres.
Is O C Fisher Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is O C Fisher Reservoir?
- No published bathymetric survey covers O C Fisher Reservoir, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 107 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 5400 acres.
Are there boat ramps on O C Fisher Reservoir?
- O C Fisher Reservoir has 6 documented boat landings in the USGS National Boat Ramps inventory. Named access points include W 19th Street Bridge, Isabel Harte Campground, Red Arroyo Campground, Flinstone Village, among others. Public access is listed as yes.
Can I fish at O C Fisher Reservoir?
- O C Fisher Reservoir 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 Texas's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
6 measurements from 1 monitoring station, 2020–2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Texas Commission on Environmental Quality
TCEQMAIN6 samples · 2020–2021
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
Lake size & watershed from HydroLAKES (HydroSHEDS)
Named boat-access points from the USGS National Boat Ramps inventory