{"name":"South Branch Au Sable River Forest Rest","slug":"south-branch-au-sable-river-forest-rest","river_id":null,"basis":"access","bbox":[-84.56276771183192,44.51756006299327,-84.49775228816807,44.56389993700674],"generated_at":"2026-09-24T06:22:47Z","breaks":[58,64,70],"thermal":{"Cold":{"color":"#0f6e56","dark":"#3f9b7f"},"Cold-transitional":{"color":"#3d7c9c","dark":"#6aa6c4"},"Cool":{"color":"#c98a3b","dark":"#d9a256"},"Warm":{"color":"#a94b32","dark":"#c46a4f"},"Unknown":{"color":"#9a9384","dark":"#7c766a"}},"sites":[],"river":{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.55227,44.56333],[-84.55226,44.56332],[-84.55207,44.5632],[-84.55186,44.5631],[-84.55162,44.56306],[-84.55138,44.56299],[-84.55114,44.56294],[-84.5509,44.56288],[-84.55077,44.56285]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.54468,44.56276],[-84.54458,44.56283]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.5558,44.56379],[-84.55565,44.56377],[-84.55561,44.56377],[-84.55536,44.56372],[-84.55512,44.56367],[-84.55487,44.56365],[-84.55462,44.56365],[-84.55437,44.56366],[-84.55412,44.56364],[-84.55387,44.56366],[-84.55362,44.56368],[-84.55337,44.5637],[-84.55313,44.56365],[-84.55293,44.56355],[-84.55269,44.56351],[-84.55247,44.56342],[-84.55227,44.56333]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.54775,44.56228],[-84.54677,44.56213],[-84.54622,44.56215],[-84.54529,44.56241],[-84.54487,44.5626],[-84.54468,44.56276]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold","site_no":null,"name":"Hickey Creek"},"geometry":{"type":"LineString","coordinates":[[-84.50412,44.53494],[-84.50411,44.53502],[-84.50411,44.53519],[-84.50398,44.53535],[-84.50392,44.53552],[-84.50388,44.5357],[-84.50393,44.53588],[-84.50407,44.53603],[-84.50425,44.53615],[-84.50447,44.53624],[-84.50469,44.53633],[-84.50493,44.53637],[-84.50516,44.53644],[-84.5054,44.53651],[-84.50563,44.53658],[-84.50588,44.53661],[-84.50612,44.53658],[-84.50637,44.53662],[-84.50661,44.53664],[-84.50678,44.53664],[-84.5071,44.53669],[-84.50717,44.53672],[-84.50726,44.53674],[-84.50735,44.53678],[-84.5075,44.53684],[-84.50758,44.53685],[-84.50766,44.53689],[-84.50769,44.53691],[-84.50772,44.53692],[-84.50777,44.53693],[-84.50781,44.53693],[-84.50786,44.53693],[-84.50793,44.53693],[-84.50799,44.53691],[-84.50802,44.5369],[-84.50813,44.53685],[-84.50822,44.53679],[-84.50828,44.53676],[-84.50831,44.53675],[-84.50836,44.53673],[-84.50872,44.53668],[-84.50896,44.53666],[-84.50921,44.53665],[-84.50943,44.5366],[-84.50971,44.53657],[-84.51005,44.53656],[-84.5102,44.53662],[-84.5104,44.53671],[-84.51065,44.53668],[-84.51089,44.5367],[-84.5111,44.53681],[-84.5113,44.53692],[-84.51147,44.53704],[-84.51166,44.53716],[-84.51187,44.53726],[-84.51209,44.53734],[-84.51226,44.53742],[-84.51251,44.5375],[-84.51277,44.53756],[-84.51293,44.53757],[-84.51303,44.53757],[-84.51322,44.53756],[-84.5133,44.53755],[-84.51342,44.53758],[-84.5135,44.53761],[-84.51354,44.53763],[-84.51369,44.53777],[-84.51378,44.53788],[-84.51387,44.53793],[-84.51398,44.53796],[-84.51415,44.53797],[-84.51436,44.53796],[-84.51446,44.53796],[-84.51466,44.53795],[-84.51488,44.53797],[-84.51496,44.53797],[-84.51501,44.53796],[-84.51506,44.53795],[-84.5151,44.53791],[-84.51527,44.5378],[-84.5155,44.53776],[-84.51572,44.53767],[-84.51591,44.53755],[-84.51615,44.53748],[-84.51639,44.53747],[-84.51662,44.53739],[-84.51677,44.53725],[-84.51688,44.53709],[-84.51701,44.53693],[-84.51715,44.53678],[-84.51734,44.53668],[-84.51757,44.5366],[-84.51782,44.53657],[-84.51807,44.53656],[-84.5183,44.53663],[-84.5185,44.53673],[-84.51871,44.53684],[-84.51892,44.53693],[-84.51916,44.53699],[-84.5194,44.53706],[-84.51961,44.53716],[-84.51979,44.53728],[-84.51995,44.53742],[-84.52016,44.53751],[-84.5204,44.53757],[-84.52063,44.53763],[-84.52084,44.53773],[-84.52108,44.5378],[-84.52132,44.53783],[-84.52156,44.53788],[-84.52178,44.53798],[-84.522,44.53807],[-84.52221,44.53817],[-84.52252,44.53821],[-84.52263,44.53822],[-84.52269,44.53824],[-84.52281,44.53827],[-84.52293,44.53833],[-84.52305,44.53841],[-84.52319,44.53844],[-84.52342,44.53844],[-84.52364,44.53841],[-84.52388,44.53835],[-84.52412,44.5383],[-84.52436,44.53831],[-84.5246,44.53837],[-84.52484,44.53841],[-84.52509,44.53841],[-84.52534,44.5384],[-84.52559,44.5384],[-84.52579,44.53851],[-84.526,44.53862],[-84.5262,44.53872],[-84.52643,44.53878],[-84.52661,44.53891],[-84.52675,44.53906],[-84.52688,44.53922],[-84.52702,44.53936],[-84.52716,44.53951],[-84.52725,44.53968],[-84.52734,44.53985],[-84.52739,44.54002],[-84.52744,44.5402],[-84.52747,44.54038],[-84.52752,44.54056],[-84.52755,44.54074],[-84.52757,44.54092],[-84.52757,44.5411],[-84.52749,44.54127],[-84.52743,44.54145],[-84.52745,44.54163],[-84.52745,44.54181],[-84.52742,44.54198],[-84.52739,44.54216],[-84.52737,44.54235],[-84.52738,44.54253],[-84.52739,44.5427],[-84.52742,44.54288],[-84.52743,44.54306],[-84.52741,44.54324],[-84.52739,44.54342],[-84.52733,44.5436],[-84.52734,44.54378],[-84.52743,44.54395],[-84.52752,44.54412],[-84.52749,44.54429],[-84.52751,44.54448],[-84.52761,44.54458]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.57568,44.57034],[-84.57577,44.57028],[-84.57585,44.57011],[-84.57604,44.56959],[-84.57603,44.56941],[-84.57597,44.56923],[-84.57598,44.56905],[-84.57604,44.56888],[-84.57622,44.56854],[-84.57632,44.56811],[-84.57632,44.56799],[-84.57628,44.56784],[-84.57605,44.5674],[-84.57574,44.56708],[-84.57552,44.56693],[-84.57531,44.56681],[-84.5751,44.56673],[-84.57489,44.56661],[-84.57456,44.56641],[-84.57427,44.56631],[-84.57382,44.56615],[-84.57339,44.56596],[-84.57329,44.5658],[-84.5732,44.56527],[-84.57314,44.56509],[-84.57303,44.56493],[-84.57295,44.56476],[-84.57279,44.56461],[-84.57262,44.56448],[-84.5724,44.56439],[-84.57193,44.56426],[-84.5717,44.56419],[-84.57147,44.56412],[-84.57125,44.56403],[-84.57101,44.56399],[-84.57082,44.56388],[-84.57059,44.5638],[-84.57011,44.56369],[-84.56986,44.56365],[-84.56961,44.56361],[-84.56911,44.56358],[-84.56886,44.56355],[-84.56862,44.5635],[-84.56836,44.56349],[-84.56817,44.5635],[-84.56805,44.56351],[-84.56788,44.56349],[-84.56781,44.56348],[-84.56768,44.56343],[-84.56757,44.56339],[-84.56745,44.56338],[-84.56736,44.56339],[-84.56714,44.56348],[-84.56703,44.56355],[-84.56696,44.56362],[-84.56681,44.56371],[-84.56659,44.56378],[-84.56645,44.56385],[-84.56638,44.56389],[-84.56628,44.56398],[-84.56614,44.56406],[-84.56595,44.56412],[-84.56576,44.56416],[-84.56565,44.56416],[-84.56545,44.56418],[-84.56515,44.56429],[-84.56501,44.56435],[-84.56481,44.56447],[-84.56454,44.56458],[-84.56438,44.56467],[-84.56424,44.56473],[-84.56403,44.5648],[-84.56385,44.56483],[-84.56372,44.56486],[-84.56361,44.56491],[-84.56332,44.56508],[-84.56319,44.56517],[-84.5629,44.56529],[-84.56266,44.56533],[-84.56215,44.56535],[-84.56191,44.56531],[-84.56115,44.56527],[-84.56091,44.5653],[-84.56067,44.56537],[-84.56017,44.5654],[-84.55992,44.56539],[-84.55968,44.56535],[-84.55943,44.56532],[-84.55893,44.5653],[-84.55792,44.56526],[-84.55767,44.56524],[-84.55749,44.56511],[-84.55736,44.56496],[-84.55718,44.56483],[-84.55704,44.56468],[-84.55695,44.56451],[-84.55666,44.56422],[-84.55608,44.56387],[-84.55586,44.56379],[-84.5558,44.56379]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold","site_no":null,"name":"Hickey Creek"},"geometry":{"type":"LineString","coordinates":[[-84.49518,44.53468],[-84.49526,44.53459],[-84.49539,44.53443],[-84.49554,44.53429],[-84.4956,44.53412],[-84.49567,44.53394],[-84.49578,44.53379],[-84.49592,44.53363],[-84.49611,44.53351],[-84.49632,44.53342],[-84.49657,44.53338],[-84.49682,44.53339],[-84.49707,44.53342],[-84.49732,44.5334],[-84.49757,44.53335],[-84.49781,44.53332],[-84.49805,44.53337],[-84.49828,44.53345],[-84.49852,44.53347],[-84.49878,44.53348],[-84.499,44.53356]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold","site_no":null,"name":"Hickey Creek"},"geometry":{"type":"LineString","coordinates":[[-84.5003,44.53422],[-84.50051,44.53432],[-84.50074,44.53439],[-84.501,44.53442],[-84.50125,44.5344],[-84.5015,44.53438],[-84.50175,44.5344],[-84.502,44.53443],[-84.50225,44.53442],[-84.50249,44.5344],[-84.50272,44.53432],[-84.50296,44.53426],[-84.50321,44.53425],[-84.50345,44.53428],[-84.50371,44.5343],[-84.50393,44.53433],[-84.50408,44.53448],[-84.50413,44.53465],[-84.50413,44.53483],[-84.50412,44.53494]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.548,44.56233],[-84.54775,44.56228]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.55077,44.56285],[-84.55066,44.56283],[-84.55045,44.56274],[-84.55015,44.56271]]}},{"type":"Feature","properties":{"july_mean_f":null,"july_class":"Cold-transitional","site_no":null,"name":"Thayer Creek"},"geometry":{"type":"LineString","coordinates":[[-84.55015,44.56271],[-84.55016,44.56264],[-84.54941,44.56245],[-84.54812,44.56239],[-84.548,44.56233]]}}]},"land":{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"name":"GRAYLING MANAGEMENT UNIT","owner":"Michigan DNR"},"geometry":{"type":"Polygon","coordinates":[[[-84.53619,44.5446],[-84.5362,44.54551],[-84.53555,44.54551],[-84.53553,44.5446],[-84.53619,44.5446]]]}},{"type":"Feature","properties":{"name":"Huron National Forest","owner":"United States Forest Service"},"geometry":{"type":"MultiPolygon","coordinates":[[[[-84.57572,44.52566],[-84.57069,44.52564],[-84.57059,44.522],[-84.56047,44.52195],[-84.56052,44.52377],[-84.55546,44.52374],[-84.55552,44.52557],[-84.55046,44.52554],[-84.55046,44.52919],[-84.54918,44.52919],[-84.54919,44.53649],[-84.54537,44.53648],[-84.54536,44.53283],[-84.54027,44.53282],[-84.54025,44.52917],[-84.53003,44.52915],[-84.53,44.5255],[-84.53512,44.52551],[-84.53508,44.52368],[-84.52997,44.52367],[-84.52995,44.52185],[-84.52486,44.52183],[-84.52482,44.51818],[-84.52989,44.5182],[-84.52992,44.52002],[-84.53501,44.52004],[-84.53491,44.51456],[-84.53745,44.51457],[-84.53738,44.51092],[-84.53991,44.51093],[-84.54007,44.51823],[-84.5553,44.51828],[-84.5552,44.51464],[-84.56026,44.51467],[-84.56036,44.51831],[-84.57553,44.51839],[-84.57572,44.52566]]],[[[-84.56058,44.52559],[-84.5631,44.5256],[-84.56309,44.52924],[-84.56562,44.52925],[-84.56561,44.5329],[-84.56056,44.53288],[-84.56058,44.52559]]],[[[-84.49964,44.52898],[-84.4946,44.52896],[-84.49459,44.52533],[-84.4996,44.52536],[-84.49964,44.52898]]],[[[-84.51479,44.52906],[-84.51987,44.52909],[-84.51992,44.53273],[-84.51485,44.5327],[-84.51479,44.52906]]],[[[-84.5097,44.52903],[-84.50978,44.53267],[-84.50473,44.53264],[-84.50467,44.52901],[-84.5097,44.52903]]],[[[-84.51485,44.5327],[-84.51491,44.53634],[-84.50984,44.5363],[-84.50978,44.53267],[-84.51485,44.5327]]]]}},{"type":"Feature","properties":{"name":"Au Sable State Forest - Grayling Unit","owner":"Michigan Department of Natural Resources"},"geometry":{"type":"Polygon","coordinates":[[[-84.50957,44.58324],[-84.50949,44.5978],[-84.48951,44.5977],[-84.48827,44.62656],[-84.45206,44.62596],[-84.45183,44.61877],[-84.45683,44.61886],[-84.45697,44.62245],[-84.46462,44.62259],[-84.46443,44.61893],[-84.46188,44.61886],[-84.46176,44.61371],[-84.45681,44.61453],[-84.45631,44.61428],[-84.45588,44.61486],[-84.45547,44.6149],[-84.4548,44.61454],[-84.45169,44.61457],[-84.45144,44.60434],[-84.46145,44.60442],[-84.46129,44.60089],[-84.46632,44.60089],[-84.46624,44.59729],[-84.4712,44.59734],[-84.47113,44.59335],[-84.47623,44.59358],[-84.47625,44.58258],[-84.4712,44.58237],[-84.47177,44.55358],[-84.48988,44.55418],[-84.51026,44.5544],[-84.51022,44.5504],[-84.51521,44.55039],[-84.51511,44.54713],[-84.52019,44.5472],[-84.52013,44.54357],[-84.53023,44.54362],[-84.53024,44.54003],[-84.53538,44.54002],[-84.53536,44.53641],[-84.5379,44.53649],[-84.53793,44.54005],[-84.55042,44.54019],[-84.55042,44.54205],[-84.55031,44.54282],[-84.54929,44.54376],[-84.54881,44.54443],[-84.54859,44.54735],[-84.54047,44.54735],[-84.5404,44.54369],[-84.53535,44.54369],[-84.53544,44.54553],[-84.53667,44.54556],[-84.5367,44.54646],[-84.53545,44.54648],[-84.53538,44.54733],[-84.53534,44.55121],[-84.53543,44.55461],[-84.53519,44.56182],[-84.54023,44.56188],[-84.54014,44.56549],[-84.55022,44.56558],[-84.55018,44.56735],[-84.55231,44.56738],[-84.55228,44.56827],[-84.55014,44.56826],[-84.55015,44.56919],[-84.55498,44.56918],[-84.55499,44.56723],[-84.56035,44.56725],[-84.56028,44.56914],[-84.56279,44.56915],[-84.56295,44.56553],[-84.56543,44.56552],[-84.56537,44.56913],[-84.57031,44.56915],[-84.57028,44.57282],[-84.57002,44.58026],[-84.56978,44.58358],[-84.55984,44.58364],[-84.55932,44.59866],[-84.54937,44.59849],[-84.54983,44.58362],[-84.50957,44.58324]]]}},{"type":"Feature","properties":{"name":"AUSABLE RIVER","owner":"Michigan DNR"},"geometry":{"type":"Polygon","coordinates":[[[-84.55034,44.56195],[-84.55025,44.56556],[-84.54519,44.56552],[-84.5453,44.56191],[-84.55034,44.56195]]]}},{"type":"Feature","properties":{"name":"UNDEDICATED","owner":"Michigan DNR"},"geometry":{"type":"Polygon","coordinates":[[[-84.52333,44.52265],[-84.52333,44.52222],[-84.52496,44.52222],[-84.52497,44.52266],[-84.52333,44.52265]]]}}]}}