Wheatland Reservoir
Platte County, Wyoming424 acresView mapDirections
Wyoming DEQ publishes the water-quality measurements for Wheatland Reservoir. Here is what has been measured.
- Mesotrophic
- 42 ft max depth
- Public access
- Limited data
Wheatland Reservoir in Platte County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Water clarity: 8.9 ft visibility. Phosphorus: 20 µg/L. Surface area: 424 acres.
Wheatland Reservoir is a 424-acre mesotrophic lake in Platte County, Wyoming with an estimated average depth of about 42 feet. Water clarity is improving over recent sampling years. Limited fish-species data available. Public access is available with 2 public boat landings. Compared to the 8 other monitored lakes in Platte County, Wheatland Reservoir ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, Wyoming DEQ, last sampled 2018-09-04. Methodology: how these readings are compared.
Wheatland Reservoir covers about 420 acres in Platte County. It has 2 public boat landings, so a lakefront rental is not the only way to get a boat on the water. If you are planning to stay, you can search lake houses and cabins around Wheatland Reservoir on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Wheatland Reservoir is good for
From access and monitoring records, not editorial picks.
- Boat launch2 documented ramps
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 Wheatland Reservoir is safe to swim in today is a call for the Wyoming Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Wheatland Reservoir
These are the measurements Wyoming DEQ publishes for Wheatland Reservoir, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Moderate clarity, visible to about 8.9 ft. Phosphorus 20 µg/L. TSI 46.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 8.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 20µg/L | Good GoodFairPoor |
| 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. | 46 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Wheatland Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~42 ft est.
Surface area
424 acres
Public access
Yes
Listed by Wyoming DEQ
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Wyoming has not published bathymetry for Wheatland Reservoir.
Lake Size & Watershed
Watershed (drainage) area
2 sq mi
HydroLAKES / HydroSHEDS
Shoreline
3.2 mi
HydroLAKES / HydroSHEDS
Elevation
4,915 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
- Wheatland Reservoir #1Public
- Wheatland ReservoirPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Wheatland Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Wheatland Reservoir in Platte County, Wyoming — 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 Wheatland Reservoir
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Fishing Wheatland Reservoir
Water quality readings over time
2 seasons of samples on record (2015–2018). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Improving2 years
Phosphorus
Worsening+2.5 µg/L/yr2 years
Reservoir Info (USACE NID)
Wheatland Reservoir is a man-made reservoir impounded by the Wyoming Development Company No. 1 (completed 1960), built primarily for irrigation on the Sybille Creek Offstream; earth-type dam, 49 ft tall and 6,600 ft long.
- Surface area
- 424 ac
- Normal storage
- 9,370 ac-ft
- Max storage
- 11,590 ac-ft
- Drainage area
- 1.5 sq mi
- Hazard class
- Significant
- Owner
- WHEATLAND IRRIGATION DISTRICT
Source: USACE National Inventory of Dams, NID ID WY00091 · Operator website · Matched by proximity (0.64 km)
Nearby Lakes in Platte County
Frequently asked questions about Wheatland Reservoir
Where is Wheatland Reservoir?
- Wheatland Reservoir is a lake in Platte County, Wyoming. Its water-quality measurements are published by Wyoming DEQ and shown on this page as reported.
What is the water quality of Wheatland Reservoir?
- Wheatland Reservoir in Platte County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Water clarity: 8.9 ft visibility. Phosphorus: 20 µg/L. Surface area: 424 acres.
Is Wheatland Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Wheatland Reservoir?
- No published bathymetric survey covers Wheatland Reservoir, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 42 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 424 acres.
Are there boat ramps on Wheatland Reservoir?
- Wheatland Reservoir has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Wheatland Reservoir #1, Wheatland Reservoir. Public access is listed as yes.
Can I fish at Wheatland Reservoir?
- Wheatland Reservoir has 2 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Wyoming's fish and wildlife agency, so check its current regulations before you go.
Explore Wheatland Reservoir across LakeQuality
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Other Lakes in Wyoming
Mesotrophic Lakes in Wyoming
Where this data comes from
12 measurements from 1 monitoring station, 2015–2018. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- State of Wyoming Department of Environmental Quality Watershed Program
WYDEQ_WATERSHED12 samples · 2015–2018
Analytical methods
- Secchi
- Total Phosphorus After Block Digestion
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