Louisa County, Virginia · Water Quality Report Card
Northeast Reservoir
Northeast Reservoir in Louisa County, Virginia is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 5.9 ft visibility.
- Clarity
- 5.9 ft
- Mean depth
- ~16 ft est.
- Type
- Eutrophic
- Trend
- → Stable
Northeast Reservoir is a productive, nutrient-rich eutrophic lake in Louisa County, Virginia with an estimated average depth of about 16 feet.
Source: EPA Water Quality Portal sampling records, Virginia DEQ, last sampled 2024-10-08. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not rated for swimming — there is not enough monitoring data to judge this lake
Water Quality Grade: Not rated
Murky, only visible to about 5.9 ft. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5.9 ft | |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Average Depth | ~16 ft est. |
Depth marked “est.” is a modeled estimate from HydroLAKES, not a measured survey. Virginia has not published bathymetry for Northeast Reservoir.
Where to stay near Northeast Reservoir
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Fishing Northeast Reservoir
Water Quality Trend: → Stable
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | +0.008 m/yr | 6 |
| Phosphorus | → Stable | +0.33 µg/L/yr | 6 |
| Chlorophyll-a | → Stable | 0 µg/L/yr | 6 |
Location
Nearby Lakes in Louisa County
Explore Northeast Reservoir across LakeGrade
More Virginia Lake Rankings
Other Lakes in Virginia
Spotsylvania County · Not rated
Spotsylvania County · 5.6 ft
Stafford County · 3.8 ft
Richmond city County · Not rated
Chesterfield County · 2.3 ft
Buckingham County · 3 ft
Eutrophic Lakes in Virginia
More records, surveys & data sources
Lake Size & Watershed
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.
Where this data comes from
3 measurements from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY
21VASWCB3 samples · 2024
Analytical methods
- Tyler, John. 1968. The secchi disk, Limnology and Oceanograpy, 13(1):1-6.
Monitoring station identifiers (1)
Grade thresholds come from the U.S. EPA National Lakes Assessment 2022 Technical Support Document (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2024-10-08
Monitoring stations: 1