Rebecca Lake
Rebecca Lake in Dakota County, Minnesota has a water quality grade of F (Algae-prone). Water clarity: 2.6 ft visibility. Phosphorus: 134 µg/L. Chlorophyll-a (algae): 92 µg/L. Maximum depth: 15 ft. Surface area: 81.58 acres.
- Clarity
- 2.6 ft
- Typical in August
- 70°F
- Max depth
- 15 ft
- Area
- 82 acres
- Type
- Hypereutrophic
- Public access
- Yes
Grade F measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Rebecca Lake →
Next lake in Dakota County
Rebecca Lake is a 82-acre highly nutrient-loaded hypereutrophic lake in Dakota County, Minnesota with a maximum depth of 15 feet. Water quality is graded F based on 2 sampling years through 2024. The lake supports 8 documented fish species including black crappie, bluegill, and bowfin (dogfish). Public access is available with 5 public boat landings. Compared to the 44 other monitored lakes in Dakota County, Rebecca Lake ranks #35 for water quality.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-10-21. Grade methodology: LakeGrade methodology.
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Swimming Safety
Grade onlyLimited data
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Algae and nutrients are often high — check current advisories before swimming. Skip the water if you see scum or a paint-like bloom
Water Quality Grade: F (Algae-prone)
Very murky, less than 2.6 ft of visibility. Phosphorus level: 134 µg/L. Chlorophyll-a: 92 µg/L. Trophic State Index: 71.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.6 ft | Not graded |
| Phosphorus | 134 µg/L | Poor |
| Chlorophyll-a (Algae) | 92 µg/L | Poor |
| Trophic State Index (TSI) | 71 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Rebecca Lake
Compare lakeside cabins, hotels, and vacation rentals near Rebecca Lake in Dakota County, Minnesota — 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Rebecca Lake are listed below.
Top-rated places to stay near Rebecca Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Minnesota’s top lakes →
Water Temperature
Rebecca Lake typically sits around 70°F at the surface in August. Summer average is about 71°F. Usually warmest in Jul (about 72°F) and coldest in Oct (about 54°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 70 field readings (2018–2024) via the EPA Water Quality Portal. See the full Rebecca Lake water temperature breakdown →
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 15 ft |
| Surface Area | 82 acres |
| Shoreline Length | 3.6 mi |
| Littoral Zone | 100% |
| Public Access | Yes |
Recreation & Access
- Lake Isabel ParkPublic
- Lake Rebecca ParkPublic
- Jaycee ParkPublic
- King's Cove MarinaSemi-private
- Hastings MarinaSemi-private
Fish Species
Click a species to see every graded lake where it is documented.
Fishing Rebecca Lake
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
EPA Impairment Status
Rebecca Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MN19-0003-00 · Official waterbody report
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Rebecca Lake under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger.
- Met Council - Hastings Water Resource Recovery FacilityHastings · 0.6 mi away · NPDES MN0029955Major
- Igh Distribution CenterInver Grove Heights · 1.2 mi away · NPDES MN0059161
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
County Ranking
Ranked #35 of 45 lakes in Dakota County
Nearby Lakes With Higher Grades
Rebecca Lake holds Grade F. One nearby lake has a higher nutrient-and-algae grade — useful for a swim day, not a reason to skip lodging here.
Nearby Lakes in Dakota County
Frequently asked questions about Rebecca Lake
What is the water quality grade for Rebecca Lake?
- Rebecca Lake in Dakota County, Minnesota has a water quality grade of F (Algae-prone). Water clarity: 2.6 ft visibility. Phosphorus: 134 µg/L. Chlorophyll-a (algae): 92 µg/L. Maximum depth: 15 ft. Surface area: 81.58 acres.
Is Rebecca Lake safe to swim in?
- Algae and nutrients are often high — check current advisories before swimming. Skip the water if you see scum or a paint-like bloom. Rebecca Lake has a water quality grade of F (Algae-prone). Algae concentration (chlorophyll-a) is 92 µg/L. Always check local health department advisories before swimming.
What is the water temperature of Rebecca Lake?
- Rebecca Lake typically sits around 70°F at the surface in August, from 70 EPA Water Quality Portal field readings (2018–2024). That is a typical value for the month, not a live reading.
How deep is Rebecca Lake?
- Rebecca Lake has a maximum depth of 15 feet. The lake covers 81.58 acres.
What fish are in Rebecca Lake?
- Fish species found in Rebecca Lake include black crappie, bluegill, bowfin (dogfish), common carp, hybrid crappie, northern pike, white crappie, yellow bullhead. Rebecca Lake is located in Dakota County, Minnesota.
Are there boat ramps on Rebecca Lake?
- Rebecca Lake has 5 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Lake Isabel Park, Lake Rebecca Park, Jaycee Park, King's Cove Marina, among others. Public access is listed as yes.
Explore Rebecca Lake across LakeGrade
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Fish species and best lakes in Dakota County
Species activity outlook by water temperature and season
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Very high nutrients, dense algae, poor clarity
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Where this data comes from
56 measurements from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Minnesota Pollution Control Agency - Ambient Surface Water
MNPCA56 samples · 2024
Analytical methods
- Field measurement/observation, generic method
- Phosphorus by Colorimetry
- Analysis of Chlorophyll in Periphyton and Plankton
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake details from Minnesota DNR LakeFinder
Named boat-access points from the USGS National Boat Ramps inventory