Where is Grub Detention Reservoir?

Grub Detention Reservoir is a lake in Valley County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.

Grub Detention Reservoir

Valley County, Montana229 acresView map Directions

No nutrient or algae sampling on record from Montana DEQ for this lake.

Area

229 acres

Surface area

Shoreline

4.4 mi

Measured length

See the measurements Directions Where to stay

Grub Detention Reservoir in Valley County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 229 acres.

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Grub Detention Reservoir is a 229-acre lake in Valley County, Montana.

Source: EPA Water Quality Portal sampling records, Montana DEQ. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Grub Detention Reservoir is safe to swim in today is a call for the Montana Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Grub Detention Reservoir

These are the measurements Montana DEQ publishes for Grub Detention 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 Grub Detention Reservoir

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

229 acres

Shoreline

4.4 mi

No bathymetric survey has been published for Grub Detention Reservoir, so its depth is not documented here.

Stays via Stay22

Stays near Grub Detention Reservoir

Compare lakeside cabins, hotels, and vacation rentals near Grub Detention Reservoir in Valley County, Montana — 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 Grub Detention Reservoir

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Fishing Grub Detention Reservoir

→ Grub Detention Reservoir fishing regulations (limits, seasons, special rules)

Nearby Lakes in Valley County

South Beaver Reservoir2.8 miView →Itcaina Reservoir4.2 miView →Gutshot Detention Reservoir5.9 miView →Arrambide Reservoir4.7 miView →Collins Reservoir—View →Cactus Flat Detention Reservoir7.6 miView →

Frequently asked questions about Grub Detention Reservoir

Where is Grub Detention Reservoir?: Grub Detention Reservoir is a lake in Valley County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.
What is the water quality of Grub Detention Reservoir?: Grub Detention Reservoir in Valley County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 229 acres.
Is Grub Detention Reservoir safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.