Louisburg Old Lake
Miami County, Kansas36 acresView mapDirections
KDHE publishes the water-quality measurements for Louisburg Old Lake. Here is what has been measured.
- Limited data
Louisburg Old Lake in Miami County, Kansas has water-quality measurements published by KDHE, shown here as reported. Water clarity: 3.9 ft visibility. Chlorophyll-a (algae): 5 µg/L. Surface area: 36.2 acres.
Louisburg Old Lake is a 36-acre lake in Miami County, Kansas.
Source: EPA Water Quality Portal sampling records, KDHE, last sampled 2018-07-10. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Louisburg Old Lake is safe to swim in today is a call for the Kansas Department of Health and Environment and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Louisburg Old Lake
These are the measurements KDHE publishes for Louisburg Old Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 3.9 ft. Chlorophyll-a 5 µg/L. TSI 52.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | 5µg/L | Measured, not scored The green pigment in algae — a direct measure of how much algae is in the water. |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 52 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Louisburg Old Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
36 acres
No bathymetric survey has been published for Louisburg Old Lake, so its depth is not documented here.
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Fishing Louisburg Old Lake
Reservoir Info (USACE NID)
Louisburg Old Lake is a man-made reservoir impounded by the Louisburg Lake Dam (completed 1955), built primarily for water supply on the South Wea Creek-Tr; earth-type dam, 40 ft tall and 650 ft long.
- Surface area
- 36.2 ac
- Normal storage
- 273 ac-ft
- Max storage
- 353 ac-ft
- Drainage area
- 0.63 sq mi
- Hazard class
- High
- Owner
- LOUISBURG, CITY OF
Source: USACE National Inventory of Dams, NID ID KS02504 · Operator website · Matched by proximity (0.11 km)
Nearby Lakes in Miami County
Frequently asked questions about Louisburg Old Lake
Where is Louisburg Old Lake?
- Louisburg Old Lake is a lake in Miami County, Kansas. Its water-quality measurements are published by KDHE and shown on this page as reported.
What is the water quality of Louisburg Old Lake?
- Louisburg Old Lake in Miami County, Kansas has water-quality measurements published by KDHE, shown here as reported. Water clarity: 3.9 ft visibility. Chlorophyll-a (algae): 5 µg/L. Surface area: 36.2 acres.
Is Louisburg Old Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
2 measurements from 1 monitoring station, 2018. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Kansas Department Of Health And Environment
21KAN001_WQX2 samples · 2018
Analytical methods
- Depth, Secchi disk depth
- 10200 H ~ Chlorophyll a-b-c Determination
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.