Little Black Creek Reservoir
Little Black Creek Reservoir in Lamar County, Mississippi has a water quality grade of C (Fair). Water clarity: 4.3 ft visibility. Phosphorus: 70 µg/L. Chlorophyll-a (algae): 7.7 µg/L. Surface area: 600 acres.
- Clarity
- 4.3 ft
- Area
- 600 acres
- Type
- Eutrophic
- Public access
- Yes
Little Black Creek Reservoir is a 600-acre productive, nutrient-rich eutrophic lake in Lamar County, Mississippi. Water quality is graded C based on 2 sampling years through 2025. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 2 other monitored lakes in Lamar County, Little Black Creek Reservoir ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2025-10-29. Grade methodology: LakeGrade methodology.
Watch Little Black Creek Reservoir water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Grade onlyModerate
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.
Generally safe for swimming, moderate water quality
Water Quality Grade: C (Fair)
Murky, only visible to about 4.3 ft. Phosphorus level: 70 µg/L. Chlorophyll-a: 7.7 µg/L. Trophic State Index: 57.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.3 ft | Not graded |
| Phosphorus | 70 µg/L | Poor |
| Chlorophyll-a (Algae) | 7.7 µg/L | Good |
| Trophic State Index (TSI) | 57 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Little Black Creek Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Little Black Creek Reservoir in Lamar County, Mississippi — 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 Little Black Creek Reservoir
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 600 acres |
| Public Access | Yes |
No bathymetric survey has been published for Little Black Creek Reservoir, so its depth is not documented here.
Recreation & Access
- Little Black Creek Water ParkPublic
Named access points from the USGS National Boat Ramps inventory, snapped within 5 km. More lakes with boat ramps
Fishing Little Black Creek Reservoir
Reservoir Info (USACE NID)
Little Black Creek Reservoir is a man-made reservoir impounded by the Little Black Creek Water Park Dam (completed 1971), built primarily for recreation; earth-type dam, 18 ft tall.
- Surface area
- 600 ac
- Normal storage
- 1,500 ac-ft
- Max storage
- 3,500 ac-ft
- Drainage area
- 16.2 sq mi
- Hazard class
- High
- Owner
- PAT HARRISION WATERWAY DISTRICT
Source: USACE National Inventory of Dams, NID ID MS00712 · Operator website · Matched by proximity (0.12 km)
County Ranking
Ranked #1 of 3 lakes in Lamar County
Nearby Lakes in Lamar County
Frequently asked questions about Little Black Creek Reservoir
Where is Little Black Creek Reservoir?
- Little Black Creek Reservoir is a lake in Lamar County, Mississippi. LakeQuality grades it C for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Little Black Creek Reservoir?
- Little Black Creek Reservoir in Lamar County, Mississippi has a water quality grade of C (Fair). Water clarity: 4.3 ft visibility. Phosphorus: 70 µg/L. Chlorophyll-a (algae): 7.7 µg/L. Surface area: 600 acres.
Is Little Black Creek Reservoir safe to swim in?
- Generally safe for swimming, moderate water quality. Little Black Creek Reservoir has a water quality grade of C (Fair). Algae concentration (chlorophyll-a) is 7.7 µg/L. Always check local health department advisories before swimming.
Are there boat ramps on Little Black Creek Reservoir?
- Little Black Creek Reservoir has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Little Black Creek Water Park. Public access is listed as yes.
Explore Little Black Creek Reservoir across LakeGrade
More Mississippi Lake Rankings
Other Grade C Lakes in Mississippi
Eutrophic Lakes in Mississippi
Where this data comes from
98 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- MISSISSIPPI DEPARTMENT OF ENVIRONMENTAL QUALITY
21MSWQ_WQX98 samples · 2020–2025
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
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
Named boat-access points from the USGS National Boat Ramps inventory