Crown Lake
Izard County, Arkansas645 acresView mapDirections
Arkansas DEQ publishes the water-quality measurements for Crown Lake. Here is what has been measured.
- Mesotrophic
- 47 ft max depth
Crown Lake in Izard County, Arkansas has water-quality measurements published by Arkansas DEQ, shown here as reported. Phosphorus: 20 µg/L. Chlorophyll-a (algae): 2.3 µg/L. Surface area: 645 acres.
Crown Lake is a 645-acre mesotrophic lake in Izard County, Arkansas with an estimated average depth of about 47 feet. Public access is available with 1 public boat landing. Compared to the 1 other monitored lakes in Izard County, Crown Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, ADEQ, last sampled 2026-02-09. Methodology: how these readings are compared.
Crown Lake covers about 650 acres in Izard County. It has one public boat landing. For a place on the water, look through cabin and lake-house rentals near Crown Lake on Vrbo. For a hotel or motel room, Booking.com and Expedia both search around the lake.
What Crown Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
Readings onlyModerate algae
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Crown Lake is safe to swim in today is a call for the Arkansas Division of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Crown Lake
These are the measurements Arkansas DEQ publishes for Crown 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. Phosphorus 20 µg/L. Chlorophyll-a 2.3 µg/L. TSI 43.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 20µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 2.3µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 43 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Crown Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~47 ft est.
Surface area
645 acres
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Arkansas has not published bathymetry for Crown Lake.
Lake Size & Watershed
Watershed (drainage) area
14 sq mi
HydroLAKES / HydroSHEDS
Shoreline
8.4 mi
HydroLAKES / HydroSHEDS
Elevation
640 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Recreation & Access
- Box Hound Marina and ResortSemi-private
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Crown Lake
Compare lakeside cabins, hotels, and vacation rentals near Crown Lake in Izard County, Arkansas — 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 Crown Lake
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
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 trip? Cabins and lodging at Crown Lake → · more Arkansas lake trips
Follow Crown Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Crown Lake
Water Quality Trend: Stable
Based on 7 years of monitoring (2012–2025).
Phosphorus
Stable0 µg/L/yr4 years
Chlorophyll-a
Stable+0.03 µg/L/yr7 years
Reservoir Info (USACE NID)
Crown Lake is a man-made reservoir impounded by the Crown Lake Dam (completed 1972), built primarily for recreation on the Bens Creek; earth-type dam, 91 ft tall and 1,125 ft long.
- Surface area
- 645 ac
- Normal storage
- 9,710 ac-ft
- Max storage
- 9,710 ac-ft
- Drainage area
- 13.5 sq mi
- Hazard class
- Significant
- Owner
- Horseshoe Bend MRID
Source: USACE National Inventory of Dams, NID ID AR00232 · Operator website
Nearby Lakes in Izard County
Frequently asked questions about Crown Lake
Where is Crown Lake?
- Crown Lake is a lake in Izard County, Arkansas. Its water-quality measurements are published by Arkansas DEQ and shown on this page as reported.
What is the water quality of Crown Lake?
- Crown Lake in Izard County, Arkansas has water-quality measurements published by Arkansas DEQ, shown here as reported. Phosphorus: 20 µg/L. Chlorophyll-a (algae): 2.3 µg/L. Surface area: 645 acres.
Is Crown Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Crown Lake?
- No published bathymetric survey covers Crown Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 47 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate. The lake covers 645 acres.
Are there boat ramps on Crown Lake?
- Crown Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Box Hound Marina and Resort.
Can I fish at Crown Lake?
- Crown Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Arkansas's fish and wildlife agency, so check its current regulations before you go.
Explore Crown Lake across LakeQuality
More lakes in Arkansas
Other Lakes in Arkansas
Mesotrophic Lakes in Arkansas
Where this data comes from
68 measurements from 1 monitoring station, 2012–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Arkansas Department of Environmental Quality
ARDEQH2O_WQX68 samples · 2012–2026
Analytical methods
- 4500 P J ~ Persulfate Method for Simultaneous Determination of Total Nitrogen and Total Phosphorus
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
- Turbidity by Nephelometry
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)
Named boat-access points from the USGS National Boat Ramps inventory