{
 "state": "mn",
 "name": "Minnesota",
 "seasons": [
  2024,
  2025,
  2026
 ],
 "season_window": {
  "from": "05-15",
  "to": "10-15"
 },
 "model": {
  "file": "chl_a_best_overall_ElasticNet_td1_cc0_Estuary_block_50km_baseline_raw8_default.pkl.gz",
  "estimator": "ElasticNet",
  "test_r2": 0.09809120180996422,
  "water_type": "Estuary",
  "n_train": 651
 },
 "skill_threshold": 0.5,
 "lakes": [
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   "slug": "albert-lea-lake",
   "name": "Albert Lea Lake",
   "county": "Freeborn",
   "area_km2": 10.1,
   "latest_season": 2026,
   "ndci_latest": 0.3336,
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     "2024-05",
     0.0249
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     "2024-06",
     0.0508
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     "2024-07",
     0.1654
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    [
     "2024-08",
     0.2888
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    [
     "2024-09",
     0.3752
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    [
     "2024-10",
     0.3108
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    [
     "2025-05",
     -0.0285
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    [
     "2025-06",
     0.0701
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    [
     "2025-07",
     0.2031
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    [
     "2025-08",
     0.2846
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    [
     "2025-09",
     0.2522
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    [
     "2025-10",
     0.2767
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     "2026-05",
     0.1579
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    [
     "2026-06",
     0.2034
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    [
     "2026-07",
     0.3042
    ],
    [
     "2026-08",
     0.3932
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    [
     "2026-09",
     0.536
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    [
     "2026-10",
     0.4069
    ]
   ],
   "chla_latest": {
    "date": "2026-10-06",
    "median": 12.7337
   }
  },
  {
   "slug": "lake-shetek",
   "name": "Lake Shetek",
   "county": "Murray",
   "area_km2": 14.11,
   "latest_season": 2026,
   "ndci_latest": 0.1125,
   "ndci_series": [
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     "2024-05",
     0.004
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    [
     "2024-06",
     0.1441
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    [
     "2024-07",
     0.1739
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    [
     "2024-08",
     0.1978
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    [
     "2024-09",
     0.1421
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    [
     "2024-10",
     0.1197
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    [
     "2025-05",
     -0.0209
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    [
     "2025-06",
     0.0592
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    [
     "2025-07",
     0.192
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    [
     "2025-08",
     0.2569
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    [
     "2025-09",
     0.2606
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    [
     "2025-10",
     0.3175
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     "2026-05",
     -0.0719
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    [
     "2026-06",
     0.0161
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    [
     "2026-07",
     0.0685
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    [
     "2026-08",
     0.1881
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    [
     "2026-09",
     0.2828
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    [
     "2026-10",
     0.1914
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   "chla_latest": {
    "date": "2026-10-13",
    "median": 8.2774
   }
  },
  {
   "slug": "big-stone-lake",
   "name": "Big Stone Lake",
   "county": "Big Stone",
   "area_km2": 48.17,
   "latest_season": 2026,
   "ndci_latest": 0.0827,
   "ndci_series": [
    [
     "2024-06",
     0.0157
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    [
     "2024-07",
     0.148
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    [
     "2024-08",
     0.1806
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    [
     "2024-09",
     0.3315
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    [
     "2024-10",
     0.1316
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    [
     "2025-05",
     -0.0028
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    [
     "2025-06",
     0.0153
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    [
     "2025-07",
     0.0343
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    [
     "2025-08",
     0.218
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    [
     "2025-09",
     0.1646
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    [
     "2025-10",
     0.2685
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     "2026-05",
     -0.0069
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    [
     "2026-06",
     -0.0056
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    [
     "2026-07",
     0.0777
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    [
     "2026-08",
     0.1963
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    [
     "2026-09",
     0.132
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    [
     "2026-10",
     0.1029
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   "chla_latest": {
    "date": "2026-10-04",
    "median": 7.7498
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  },
  {
   "slug": "lake-pepin",
   "name": "Lake Pepin",
   "county": "Goodhue and Wabasha",
   "area_km2": 104.41,
   "latest_season": 2026,
   "ndci_latest": 0.0818,
   "ndci_series": [
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     0.0328
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     "2024-06",
     0.0071
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    [
     "2024-07",
     0.0424
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    [
     "2024-08",
     0.0697
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    [
     "2024-09",
     0.1353
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    [
     "2024-10",
     0.0539
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     "2025-05",
     0.0653
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    [
     "2025-06",
     0.0359
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    [
     "2025-07",
     0.0621
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    [
     "2025-08",
     0.0472
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    [
     "2025-09",
     0.0641
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    [
     "2025-10",
     0.0608
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    [
     "2026-05",
     0.0838
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    [
     "2026-06",
     0.0398
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    [
     "2026-07",
     0.1451
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    [
     "2026-08",
     0.0891
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    [
     "2026-09",
     0.0915
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    [
     "2026-10",
     0.0416
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   "chla_latest": {
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    "median": 9.2272
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  },
  {
   "slug": "lake-bemidji",
   "name": "Lake Bemidji",
   "county": "Beltrami",
   "area_km2": 26.6,
   "latest_season": 2026,
   "ndci_latest": 0.0201,
   "ndci_series": [
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     "2024-05",
     -0.0135
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    [
     "2024-06",
     0.0079
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    [
     "2024-07",
     0.027
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    [
     "2024-08",
     -0.0066
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    [
     "2024-09",
     0.0692
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    [
     "2024-10",
     0.0342
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    [
     "2025-05",
     0.0039
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    [
     "2025-06",
     0.0083
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    [
     "2025-07",
     0.0061
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    [
     "2025-08",
     0.0305
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    [
     "2025-09",
     0.0295
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    [
     "2025-10",
     -0.0979
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    [
     "2026-05",
     0.013
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    [
     "2026-06",
     -0.0107
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    [
     "2026-07",
     0.0254
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    [
     "2026-08",
     0.0137
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    [
     "2026-09",
     0.0596
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    [
     "2026-10",
     0.0193
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   ],
   "chla_latest": {
    "date": "2026-10-04",
    "median": 9.4627
   }
  },
  {
   "slug": "white-bear-lake",
   "name": "White Bear Lake",
   "county": "Ramsey and Washington",
   "area_km2": 9.83,
   "latest_season": 2026,
   "ndci_latest": 0.0081,
   "ndci_series": [
    [
     "2024-05",
     0.0243
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    [
     "2024-06",
     -0.0206
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    [
     "2024-07",
     0.0394
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    [
     "2024-08",
     0.0249
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    [
     "2024-09",
     0.0154
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     "2024-10",
     -0.0045
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    [
     "2025-05",
     0.0144
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    [
     "2025-06",
     0.0277
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    [
     "2025-07",
     -0.0148
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    [
     "2025-08",
     0.0128
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    [
     "2025-09",
     -0.0074
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    [
     "2025-10",
     -0.022
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    [
     "2026-05",
     -0.0108
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    [
     "2026-06",
     0.0058
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    [
     "2026-07",
     0.0189
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    [
     "2026-08",
     -0.0254
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    [
     "2026-09",
     0.0264
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    [
     "2026-10",
     0.0337
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   "chla_latest": {
    "date": "2026-10-07",
    "median": 8.3025
   }
  },
  {
   "slug": "gull-lake",
   "name": "Gull Lake",
   "county": "Cass and Crow Wing",
   "area_km2": 40.13,
   "latest_season": 2026,
   "ndci_latest": 0.0029,
   "ndci_series": [
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     "2024-05",
     0.0288
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    [
     "2024-06",
     0.0238
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    [
     "2024-07",
     0.0405
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    [
     "2024-08",
     0.019
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    [
     "2024-09",
     0.0211
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    [
     "2024-10",
     0.0034
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    [
     "2025-05",
     0.0083
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    [
     "2025-06",
     0.0042
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    [
     "2025-07",
     -0.0038
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    [
     "2025-08",
     0.0133
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    [
     "2025-09",
     -0.0404
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    [
     "2025-10",
     -0.0922
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    [
     "2026-05",
     0.0095
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     "2026-06",
     0.0183
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    [
     "2026-07",
     0.0242
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    [
     "2026-08",
     0.012
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    [
     "2026-09",
     -0.0031
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    [
     "2026-10",
     -0.0433
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   ],
   "chla_latest": {
    "date": "2026-08-02",
    "median": 12.6648
   }
  },
  {
   "slug": "lake-vermilion",
   "name": "Lake Vermilion",
   "county": "St. Louis",
   "area_km2": 157.37,
   "latest_season": 2026,
   "ndci_latest": -0.0004,
   "ndci_series": [
    [
     "2024-05",
     -0.0003
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    [
     "2024-06",
     0.006
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     "2024-07",
     0.0334
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    [
     "2024-08",
     0.0733
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     "2024-09",
     0.0764
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    [
     "2024-10",
     0.0286
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    [
     "2025-05",
     0.0176
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    [
     "2025-06",
     -0.0088
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    [
     "2025-07",
     -0.0132
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    [
     "2025-08",
     0.0313
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    [
     "2025-09",
     0.0722
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    [
     "2025-10",
     0.0268
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    [
     "2026-05",
     0.003
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    [
     "2026-06",
     0.004
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    [
     "2026-07",
     0.0122
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    [
     "2026-08",
     0.0388
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    [
     "2026-09",
     0.007
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    [
     "2026-10",
     -0.0677
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   ],
   "chla_latest": {
    "date": "2026-10-06",
    "median": 9.7844
   }
  },
  {
   "slug": "lake-winnibigoshish",
   "name": "Lake Winnibigoshish",
   "county": "Itasca and Cass",
   "area_km2": 225.55,
   "latest_season": 2026,
   "ndci_latest": -0.0016,
   "ndci_series": [
    [
     "2024-05",
     -0.0457
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    [
     "2024-06",
     -0.0049
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     "2024-07",
     0.0283
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    [
     "2024-08",
     0.0112
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     "2024-09",
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     "2024-10",
     -0.1015
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    [
     "2025-05",
     -0.021
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    [
     "2025-06",
     -0.0133
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    [
     "2025-07",
     -0.0129
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    [
     "2025-08",
     0.0008
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    [
     "2025-09",
     -0.0276
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    [
     "2025-10",
     -0.1078
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    [
     "2026-05",
     -0.0209
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    [
     "2026-06",
     -0.0115
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    [
     "2026-07",
     0.0066
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    [
     "2026-08",
     0.0206
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    [
     "2026-09",
     0.0037
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    [
     "2026-10",
     -0.0084
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   "chla_latest": {
    "date": "2026-10-05",
    "median": 9.056
   }
  },
  {
   "slug": "lake-minnetonka",
   "name": "Lake Minnetonka",
   "county": "Hennepin",
   "area_km2": 54.64,
   "latest_season": 2026,
   "ndci_latest": -0.0031,
   "ndci_series": [
    [
     "2024-05",
     0.0179
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     "2024-06",
     -0.0307
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     "2024-07",
     0.0403
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     "2024-08",
     0.0246
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     "2024-09",
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     "2024-10",
     0.0084
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    [
     "2025-05",
     0.0015
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    [
     "2025-06",
     -0.042
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    [
     "2025-07",
     -0.0321
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    [
     "2025-08",
     0.0003
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     "2025-09",
     -0.0048
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    [
     "2025-10",
     -0.0121
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    [
     "2026-05",
     -0.0198
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    [
     "2026-06",
     -0.0193
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    [
     "2026-07",
     -0.0177
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     "2026-08",
     0.0321
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     "2026-09",
     0.0019
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     "2026-10",
     0.0045
    ]
   ],
   "chla_latest": {
    "date": "2026-08-03",
    "median": 11.7672
   }
  },
  {
   "slug": "lake-harriet",
   "name": "Lake Harriet",
   "county": "Hennepin",
   "area_km2": 1.39,
   "latest_season": 2026,
   "ndci_latest": -0.0549,
   "ndci_series": [
    [
     "2024-05",
     0.009
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     "2024-06",
     -0.0466
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     "2024-07",
     -0.0118
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     "2024-08",
     -0.0283
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     "2024-09",
     -0.0347
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     "2024-10",
     -0.0243
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     "2025-05",
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     "2025-06",
     -0.0142
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    [
     "2025-07",
     -0.072
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    [
     "2025-08",
     -0.0692
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     "2025-09",
     -0.0821
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     "2025-10",
     -0.1237
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     "2026-05",
     0.0417
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     "2026-06",
     -0.0263
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    [
     "2026-07",
     -0.1582
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     "2026-08",
     -0.0442
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     "2026-09",
     -0.0619
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     "2026-10",
     -0.0803
    ]
   ],
   "chla_latest": {
    "date": "2026-10-06",
    "median": 9.7429
   }
  },
  {
   "slug": "burntside-lake",
   "name": "Burntside Lake",
   "county": "St. Louis",
   "area_km2": 29.13,
   "latest_season": 2026,
   "ndci_latest": -0.0712,
   "ndci_series": [
    [
     "2024-05",
     0.0097
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     "2024-06",
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     "2024-07",
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     "2024-09",
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     "2024-10",
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     "2025-05",
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     "2025-06",
     -0.0498
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     "2025-07",
     -0.0972
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     "2025-08",
     0.0158
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     "2025-09",
     0.0429
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    [
     "2025-10",
     -0.0662
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    [
     "2026-05",
     0.0044
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     "2026-06",
     0.0031
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     "2026-07",
     0.0158
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     "2026-08",
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     "2026-09",
     -0.2036
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     "2026-10",
     -0.2589
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   ],
   "chla_latest": {
    "date": "2026-10-06",
    "median": 10.1674
   }
  }
 ],
 "generated_at": "2026-10-24T02:45:22+00:00"
}