Silver Lake
New Castle County, Delaware41 acresView mapDirections
No nutrient or algae sampling on record from DNREC for this lake.
- Impaired · Nutrients (phosphorus, nitrogen)
- 9 ft max depth
Silver Lake in New Castle County, Delaware has water-quality measurements published by DNREC, shown here as reported. Maximum depth: 9 ft. Surface area: 41 acres.
Silver Lake is a 41-acre lake in New Castle County, Delaware with a maximum depth of 9 feet (4-foot average).
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Silver Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), pesticides. Check local advisories before you swim.
Whether Silver Lake is safe to swim in today is a call for the Delaware Department of Natural Resources and Environmental Control and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Silver Lake
These are the measurements DNREC publishes for Silver 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 Silver Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
9 ft
Average depth
4 ft
Surface area
41 acres
Shoreline
3 mi
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Fishing Silver Lake
EPA Impairment Status
Silver Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit DE010-L02 · Official waterbody report
Nearby Lakes in New Castle County
Frequently asked questions about Silver Lake
Where is Silver Lake?
- Silver Lake is a lake in New Castle County, Delaware. Its water-quality measurements are published by DNREC and shown on this page as reported.
What is the water quality of Silver Lake?
- Silver Lake in New Castle County, Delaware has water-quality measurements published by DNREC, shown here as reported. Maximum depth: 9 ft. Surface area: 41 acres.
Is Silver Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Silver Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), pesticides. Check local advisories before you swim.
How deep is Silver Lake?
- Silver Lake has a maximum depth of 9 feet and an average depth of 4 feet. The lake covers 41 acres.
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Where this data comes from
Measurements for Silver Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database