Clay-Asbury North Lake
Clay-Asbury North Lake in Clay County, Florida has a water quality grade of B (Good). Water clarity: 9.3 ft visibility. Phosphorus: 18 µg/L. Surface area: 110 acres.
- Clarity
- 9.3 ft
- Area
- 110 acres
- Type
- Mesotrophic
- Trend
- ↑ Improving
- Public access
- Yes
Next lake in Clay County
Swipe left or right on this bar to open the next or previous lake.
Clay-Asbury North Lake is a 110-acre mesotrophic lake in Clay County, Florida. Water quality is graded B based on 1 sampling years through 2024. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 16 other monitored lakes in Clay County, Clay-Asbury North Lake ranks #9 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2024-11-30. Grade methodology: LakeQuality methodology.
Watch Clay-Asbury North Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Grade onlyLow algae
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.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Moderate clarity, visible to about 9.3 ft. Phosphorus level: 18 µg/L. Trophic State Index: 45.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 9.3 ft | Not graded |
| Phosphorus | 18 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 45 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Clay-Asbury North Lake
Compare lakeside cabins, hotels, and vacation rentals near Clay-Asbury North Lake in Clay County, Florida — 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 Clay-Asbury North 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 Florida’s top lakes →
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 110 acres |
| Public Access | Yes |
No bathymetric survey has been published for Clay-Asbury North Lake, so its depth is not documented here.
Recreation & Access
- Old Ferry Public Boat Ramp (Rideout Ferry)Public
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Clay-Asbury North Lake
Water Quality Trend: ↑ Improving
Based on 3 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +2.375 m/yr | 3 |
| Phosphorus | ↑ Improving | -1.75 µg/L/yr | 3 |
Reservoir Info (USACE NID)
Clay-Asbury North Lake is a man-made reservoir impounded by the Lake Asbury Dam (completed 1965), built primarily for recreation on the Tr-Black Creek; earth-type dam, 31 ft tall and 1,600 ft long.
- Surface area
- 110 ac
- Normal storage
- 1,220 ac-ft
- Max storage
- 1,670 ac-ft
- Drainage area
- 0 sq mi
- Hazard class
- High
- Owner
- LAKE ASBURY MUNICIPAL SERVICES BENEFIT DISTRICT (LAMSBD)
All listed purposes: Recreation;Other.
Source: USACE National Inventory of Dams, NID ID FL00150 · Operator website · Matched by proximity (0.48 km)
EPA Impairment Status
Clay-Asbury North Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit FL2424 · Official waterbody report · Matched by proximity (2.83 km)
County Ranking
Ranked #9 of 17 lakes in Clay County
Nearby Lakes in Clay County
Frequently asked questions about Clay-Asbury North Lake
Where is Clay-Asbury North Lake?
- Clay-Asbury North Lake is a lake in Clay County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Clay-Asbury North Lake?
- Clay-Asbury North Lake in Clay County, Florida has a water quality grade of B (Good). Water clarity: 9.3 ft visibility. Phosphorus: 18 µg/L. Surface area: 110 acres.
Is Clay-Asbury North Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Clay-Asbury North Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
Are there boat ramps on Clay-Asbury North Lake?
- Clay-Asbury North Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Old Ferry Public Boat Ramp (Rideout Ferry). Public access is listed as yes.
Explore Clay-Asbury North Lake across LakeQuality
Planning a trip around Castillo de San Marcos?
Clay-Asbury North Lake is about 32 miles from Castillo de San Marcos National Monument. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Castillo de San Marcos →More Florida Lake Rankings
Other Grade B Lakes in Florida
Mesotrophic Lakes in Florida
Where this data comes from
192 measurements from 3 monitoring stations, 2021–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX192 samples · 2021–2024
Monitoring station identifiers (3)
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
Named boat-access points from the USGS National Boat Ramps inventory