Kulm-Edgeley Dam Lake is a 27-acre productive, nutrient-rich eutrophic lake in LaMoure County, North Dakota with a maximum depth of 27 feet (11-foot average). Water quality is graded C based on 2 sampling years through 2021. The lake supports 4 documented fish species including Northern Pike, Walleye, and Yellow Perch. Public access is available with 1 public boat landing. Compared to the 3 other monitored lakes in LaMoure County, Kulm-Edgeley Dam Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, North Dakota DNR, last sampled 2021-10-08. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 9 ft. Chlorophyll-a: 14.1 µg/L. Trophic State Index: 51.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 9 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 14.1 µg/L | C |
| Trophic State Index (TSI) | 51 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 27.4 ft |
| Average Depth | 10.6 ft |
| Surface Area | 27 acres |
| Shoreline Length | 1.6 mi |
| Public Access | Yes |
Where to stay near Kulm-Edgeley Dam Lake
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Fish Species
Click a species to see every graded lake where it is documented.
Fishing Kulm-Edgeley Dam Lake
Recreation & Access
Water Temperature
Kulm-Edgeley Dam Lake averages about 63°F at the surface in summer, usually warmest in Aug (about 63°F) and coldest in May (about 46°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 12 field readings (2021–2021) via the EPA Water Quality Portal. See the full Kulm-Edgeley Dam Lake water temperature breakdown →
Location
County Ranking
Ranked #2 of 4 lakes in LaMoure County
Cleaner Lakes Within 30 Miles
Kulm-Edgeley Dam Lake holds Grade C. 3 nearby lakes hold higher grades.
- ATwin LakesLaMoure County · 26.8 mi · Two grade letters higher (C → A)
- BMoores LakeDickey County · 20.6 mi · Higher grade (C → B)
- BPheasant LakeDickey County · 23.4 mi · Higher grade (C → B)
Nearby Lakes in LaMoure County
Explore Kulm-Edgeley Dam Lake across LakeGrade
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Species activity outlook by water temperature and season
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High nutrients, frequent algae, reduced clarity
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More records, surveys & data sources
Reservoir Info (USACE NID)
Kulm-Edgeley Dam Lake is a man-made reservoir impounded by the Kulm Edgeley Dam (completed 1968), built primarily for recreation on the Maple River-TR; earth-type dam, 43 ft tall and 600 ft long.
- Surface area
- 27 ac
- Normal storage
- 330 ac-ft
- Max storage
- 649 ac-ft
- Drainage area
- 6 sq mi
- Hazard class
- Low
- Owner
- LaMoure County WRB
Source: USACE National Inventory of Dams, NID ID ND00014 · Operator website
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Depth, fish, and access data from North Dakota Game & Fish
Public boat-access points from the USGS National Boat Ramps inventory
Most recent sample: 2021-10-08
Monitoring stations: 1