Martin Reservoir
Johnson County, Wyoming30 acresView mapDirections
No nutrient or algae sampling on record from Wyoming DEQ for this lake.
Martin Reservoir in Johnson County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Surface area: 30 acres.
Martin Reservoir is a 30-acre lake in Johnson County, Wyoming.
Source: EPA Water Quality Portal sampling records, Wyoming DEQ. Methodology: how these readings are compared.
What Martin Reservoir is good for
From access and monitoring records, not editorial picks.
- Camping1 public campground nearby
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Martin 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 Martin Reservoir
These are the measurements Wyoming DEQ publishes for Martin 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. TSI undefined.
Ask about Martin Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
30 acres
Shoreline
1.3 mi
No bathymetric survey has been published for Martin Reservoir, so its depth is not documented here.
Recreation & Access
Public campgrounds near Martin Reservoir
- Cross Creek1.4 km
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
Stays via Stay22
Stays near Martin Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Martin Reservoir in Johnson 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 Martin Reservoir
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Fishing Martin Reservoir
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Frequently asked questions about Martin Reservoir
Where is Martin Reservoir?
- Martin Reservoir is a lake in Johnson County, Wyoming. Its water-quality measurements are published by Wyoming DEQ and shown on this page as reported.
What is the water quality of Martin Reservoir?
- Martin Reservoir in Johnson County, Wyoming has water-quality measurements published by Wyoming DEQ, shown here as reported. Surface area: 30 acres.
Is Martin Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there campgrounds on Martin Reservoir?
- Martin Reservoir has 1 public campground from USGS The National Map within 5 km, including Cross Creek. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
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Where this data comes from
Measurements for Martin Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Public campgrounds from USGS The National Map Structures, within about 3 miles