Hunting Run Reservior Lake
Spotsylvania County, Virginia443 acresView mapDirections
Clarity, phosphorus, and algae all sit in the cleanest band for this region.
- Mesotrophic
- #1 of 7 in the county
Hunting Run Reservior Lake in Spotsylvania County, Virginia has a water quality grade of A (Excellent). Water clarity: 8.2 ft visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 2.2 µg/L. Surface area: 443 acres.
- Clarity
- 8.2 ft
- Area
- 443 acres
- Type
- Mesotrophic
- Phosphorus
- 10 µg/L
- Chlorophyll-a
- 2.2 µg/L
- Trend
- ↑ Improving
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Watch Hunting Run Reservior Lake’s letter
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Hunting Run Reservior Lake is a 443-acre mesotrophic lake in Spotsylvania County, Virginia. Water quality is graded A based on 2 sampling years through 2025. Overall water quality is improving over recent sampling years. Compared to the 6 other monitored lakes in Spotsylvania County, Hunting Run Reservior Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Virginia DEQ, last sampled 2025-10-23. Grade methodology: LakeQuality methodology.
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.
The A is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Water Quality Grade: A (Excellent)
Moderate clarity, visible to about 8.2 ft. Phosphorus 10 µg/L. Chlorophyll-a 2.2 µg/L. TSI 41. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 8.2 ft | Not graded |
| Phosphorus | 10 µg/L | Good |
| Chlorophyll-a (Algae) | 2.2 µg/L | Good |
| Trophic State Index (TSI) | 41 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 443 acres |
No bathymetric survey has been published for Hunting Run Reservior Lake, so its depth is not documented here.
Fishing Hunting Run Reservior Lake
Water Quality Trend: ↑ Improving
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | -0.039 m/yr | 6 |
| Phosphorus | ↑ Improving | -0.3 µg/L/yr | 6 |
| Chlorophyll-a | → Stable | +0.03 µg/L/yr | 6 |
Reservoir Info (USACE NID)
Hunting Run Reservior Lake is a man-made reservoir impounded by the Hunting Run Dam, built primarily for water supply on the Hunting Run; earth-type dam, 89 ft tall and 2,400 ft long.
- Surface area
- 443 ac
- Normal storage
- 9,365 ac-ft
- Max storage
- 17,000 ac-ft
- Drainage area
- 6.9 sq mi
- Hazard class
- High
- Owner
- Spotsylvania County
Source: USACE National Inventory of Dams, NID ID VA177019 · Operator website · Matched by proximity (0.2 km)
County Ranking
Ranked #1 of 7 lakes in Spotsylvania County
Nearby Lakes in Spotsylvania County
Frequently asked questions about Hunting Run Reservior Lake
Where is Hunting Run Reservior Lake?
- Hunting Run Reservior Lake is a lake in Spotsylvania County, Virginia. LakeQuality grades it A for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Hunting Run Reservior Lake?
- Hunting Run Reservior Lake in Spotsylvania County, Virginia has a water quality grade of A (Excellent). Water clarity: 8.2 ft visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 2.2 µg/L. Surface area: 443 acres.
Is Hunting Run Reservior Lake safe to swim in?
- The A is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Explore Hunting Run Reservior Lake across LakeQuality
More Virginia Lake Rankings
Other Grade A Lakes in Virginia
Mesotrophic Lakes in Virginia
Where this data comes from
185 measurements from 1 monitoring station, 2012–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY
21VASWCB185 samples · 2012–2025
Analytical methods
- Tyler, John. 1968. The secchi disk, Limnology and Oceanograpy, 13(1):1-6.
- Total Phosphorus After Block Digestion
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
- 2130 B ~ Nephelometric Method
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.