Lakes With Algae Problems in Nebraska
50 lakes in Nebraska report elevated algae levels (chlorophyll-a above 20 µg/L). These lakes are most likely to develop blue-green algae blooms during warm, calm summer weather. Avoid swimming during visible blooms and rinse pets after contact.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Nla Lake | Cherry | F | 0.5 ft | 578254 µg/L | 396.8 µg/L |
| 2 | Nla Lake | Lancaster | F | 0.9 ft | 159640 µg/L | 248.8 µg/L |
| 3 | Nla Lake | Lincoln | F | 0.5 ft | 210687.9 µg/L | 248 µg/L |
| 4 | Nla Lake | Gage | F | 0.5 ft | 1399000 µg/L | 224 µg/L |
| 5 | Nla Lake | Garden | F | 0.1 ft | 3636000 µg/L | 208 µg/L |
| 6 | Nla Lake | Cherry | F | 0.5 ft | 709.3 µg/L | 194.3 µg/L |
| 7 | Nla Lake | Garden | F | 0.7 ft | 358.6 µg/L | 192 µg/L |
| 8 | Nla Lake | Saunders | F | 0.8 ft | 225000 µg/L | 160.3 µg/L |
| 9 | Nla Lake | Wheeler | F | 1.3 ft | 118647.5 µg/L | 157.9 µg/L |
| 10 | Nla Lake | Jefferson | F | 1.1 ft | 1136.8 µg/L | 126.4 µg/L |
| 11 | Crescent Lake | Garden | F | 0.8 ft | 132.5 µg/L | 118.4 µg/L |
| 12 | Nla Lake | Rock | F | 0.6 ft | 268000 µg/L | 114.4 µg/L |
| 13 | Merritt Reservoir | Cherry | F | 2 ft | 147 µg/L | 94.2 µg/L |
| 14 | Nla Lake | Lancaster | F | 1.6 ft | 436645.3 µg/L | 93.3 µg/L |
| 15 | Pelican Lake | Cherry | F | 1.2 ft | 210 µg/L | 88.9 µg/L |
| 16 | Wildwood Lake | Lancaster | F | 1.7 ft | 227.5 µg/L | 85.8 µg/L |
| 17 | Grove Lake | Antelope | D | 2.1 ft | 91.3 µg/L | 84.8 µg/L |
| 18 | Nla Lake | Lancaster | F | 1.1 ft | 144000 µg/L | 79.4 µg/L |
| 19 | Willow Creek Reservoir | Pierce | F | 1.3 ft | - | 78.4 µg/L |
| 20 | Carter Lake | Douglas | F | 3.2 ft | - | 76 µg/L |
| 21 | Swan Lake | Holt | F | 1.8 ft | - | 74.8 µg/L |
| 22 | Willow Creek Reservoir | Sarpy | D | 1.5 ft | 96.7 µg/L | 66.4 µg/L |
| 23 | Burchard Lake | Pawnee | F | 1.9 ft | 114 µg/L | 65.3 µg/L |
| 24 | Maskenthine Reservoir | Stanton | F | 2.1 ft | 151 µg/L | 62.9 µg/L |
| 25 | Memphis Lake | Saunders | F | 1.5 ft | - | 62.6 µg/L |
| 26 | Lake Hastings | Adams | F | 0.3 ft | - | 60.5 µg/L |
| 27 | Smith Lake | Sheridan | F | 1.7 ft | 248 µg/L | 56.1 µg/L |
| 28 | Swan Creek Lake | Saline | F | 1.5 ft | 684 µg/L | 55.4 µg/L |
| 29 | Pibel Lake | Wheeler | F | 2 ft | 1250 µg/L | 54.9 µg/L |
| 30 | Czechland Lake | Saunders | F | 2.1 ft | - | 53.4 µg/L |
| 31 | Nla Lake | Seward | D | 2.7 ft | 89.1 µg/L | 50.4 µg/L |
| 32 | Meadowlark Lake | Seward | F | 1.8 ft | 235.5 µg/L | 49.8 µg/L |
| 33 | Qacnelakedup | Douglas | D | - | 80 µg/L | 47 µg/L |
| 34 | Hedgefield Lake | Lancaster | F | 1.6 ft | 679.5 µg/L | 46.9 µg/L |
| 35 | Homestead Lake | Butler | F | 3 ft | - | 46.7 µg/L |
| 36 | Liberty Cove Lake | Webster | F | 2.2 ft | 386 µg/L | 44.1 µg/L |
| 37 | Carter Lake Max Depth | Douglas | F | 1.3 ft | 100 µg/L | 42.9 µg/L |
| 38 | Big Indian Lake | Gage | F | 1.5 ft | 255 µg/L | 42.1 µg/L |
| 39 | Summit Lake | Burt | D | 2.6 ft | 104 µg/L | 38.4 µg/L |
| 40 | Rockford Lake | Gage | D | 1.7 ft | 328 µg/L | 37.9 µg/L |
| 41 | Lone Star Reservoir | Fillmore | D | 2.1 ft | 885 µg/L | 36.5 µg/L |
| 42 | Gallagher Canyon Reservoir | Dawson | D | 1.3 ft | - | 35.6 µg/L |
| 43 | Nla Lake | Frontier | D | 0.8 ft | 310000 µg/L | 33 µg/L |
| 44 | Goose Lake | Holt | D | 1 ft | 170 µg/L | 32.6 µg/L |
| 45 | Ravenna Lake E of Ravenna | Buffalo | D | - | - | 32.5 µg/L |
| 46 | Buckskin Hills Lake | Dixon | D | 2.4 ft | - | 32 µg/L |
| 47 | Lake North | Platte | D | 1.3 ft | - | 29.9 µg/L |
| 48 | Powder Creek Lake | Dixon | D | 2.7 ft | - | 29.5 µg/L |
| 49 | Oxbow Trails Reservoir | Butler | D | 1.3 ft | 939 µg/L | 29.4 µg/L |
| 50 | Nla Lake | Saunders | C | 1.7 ft | 47.8 µg/L | 29.3 µg/L |