Grand Lake
Montgomery County, Texas80 acresView mapDirections
No nutrient or algae sampling on record from TCEQ for this lake.
Grand Lake in Montgomery County, Texas has water-quality measurements published by TCEQ, shown here as reported. Surface area: 80 acres.
Grand Lake is a 80-acre lake in Montgomery County, Texas.
Source: EPA Water Quality Portal sampling records, TCEQ. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Grand Lake 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 Grand Lake
These are the measurements TCEQ publishes for Grand Lake, 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 Grand Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
80 acres
Shoreline
3.3 mi
No bathymetric survey has been published for Grand Lake, so its depth is not documented here.
Stays via Stay22
Stays near Grand Lake
Compare lakeside cabins, hotels, and vacation rentals near Grand Lake in Montgomery County, Texas — 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.
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Fishing Grand Lake
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Frequently asked questions about Grand Lake
Where is Grand Lake?
- Grand Lake is a lake in Montgomery County, Texas. Its water-quality measurements are published by TCEQ and shown on this page as reported.
What is the water quality of Grand Lake?
- Grand Lake in Montgomery County, Texas has water-quality measurements published by TCEQ, shown here as reported. Surface area: 80 acres.
Is Grand Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Grand Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.