{"name":"Shiawassee River State Game Area","slug":"shiawassee-river-state-game-area","river_id":null,"basis":"public-land","bbox":[-84.14176,43.27698,-84.04665,43.36518],"generated_at":"2026-09-22T23:32:10Z","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_class":"Warm","stream_id":"pickerel-creek"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.13338,43.26529000000004],[-84.12868,43.26834000000004],[-84.12839000000001,43.27327999999996],[-84.12382,43.27403999999999],[-84.11975,43.27699999999997],[-84.11388,43.27720000000002]],[[-84.10938,43.277360000000016],[-84.10939,43.27771]],[[-84.10939,43.27771],[-84.10964,43.285199999999996]],[[-84.11002,43.29610000000001],[-84.11065,43.30349000000003]],[[-84.16243,43.233640000000015],[-84.16181,43.23378000000001]],[[-84.11388,43.27720000000002],[-84.10938,43.277360000000016]],[[-84.10964,43.285199999999996],[-84.11002,43.29610000000001]],[[-84.14583,43.24653999999997],[-84.14564,43.25035000000001],[-84.13443,43.25804],[-84.13338,43.26529000000004]],[[-84.16469388877312,43.233120512370135],[-84.16243,43.233640000000015]],[[-84.16181,43.23378000000001],[-84.15936,43.23656999999996],[-84.15621,43.23717999999998],[-84.15357,43.23888999999994],[-84.15292,43.24074],[-84.14857,43.24225999999998],[-84.14563,43.24490000000002],[-84.14583,43.24653999999997]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"bear-creek"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.07763926096021,43.217741440823154],[-84.07752000000002,43.21858]],[[-84.07573,43.29275999999997],[-84.06998,43.29745999999996]],[[-84.09211,43.247760000000014],[-84.09163,43.25176000000002],[-84.08663,43.253739999999965],[-84.0869,43.255450000000025]],[[-84.07752000000002,43.21858],[-84.07802,43.225180000000016]],[[-84.06998,43.29745999999996],[-84.06989,43.297489999999975]],[[-84.07942,43.28665999999996],[-84.07573,43.29275999999997]],[[-84.08924,43.244379999999985],[-84.09095000000002,43.244949999999974],[-84.09211,43.247760000000014]],[[-84.07802,43.225180000000016],[-84.07798,43.22669000000002],[-84.07483,43.22926000000002],[-84.07497,43.231829999999995],[-84.07194,43.23669999999999],[-84.07306,43.239789999999985],[-84.07758,43.24298000000002],[-84.08597,43.24474999999999],[-84.08835,43.244200000000006],[-84.08924,43.244379999999985]],[[-84.0869,43.255450000000025],[-84.09036,43.25783999999998],[-84.08771,43.26108999999997],[-84.08325,43.264249999999976],[-84.08293,43.268420000000006],[-84.08661,43.27130000000001],[-84.08063,43.27901],[-84.08062,43.28448999999997],[-84.07942,43.28665999999996]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"bad-river"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.18448,43.30249999999999],[-84.1843,43.30330000000001]],[[-84.19473,43.298600000000064],[-84.18848,43.29910000000002],[-84.18768,43.300259999999994],[-84.18554,43.30048000000001],[-84.18448,43.30249999999999]],[[-84.19862602432995,43.29432027528717],[-84.19809,43.29587999999998],[-84.19669,43.29512999999999],[-84.19473,43.298600000000064]],[[-84.12859,43.30045999999997],[-84.12597,43.300259999999994],[-84.11585,43.30389999999998],[-84.11354,43.30317999999997]],[[-84.13643,43.30097999999997],[-84.1334,43.30074999999995],[-84.13071,43.30045000000001]],[[-84.11065,43.30349000000003],[-84.11178,43.30595000000002],[-84.10944,43.30879999999996],[-84.11034,43.31002999999998],[-84.10441,43.31475999999997]],[[-84.17259,43.302689999999984],[-84.17079,43.30415000000002]],[[-84.13867,43.30043000000002],[-84.13643,43.30097999999997]],[[-84.14778,43.302110000000006],[-84.14069000000002,43.30187000000001],[-84.13867,43.30043000000002]],[[-84.11354,43.30317999999997],[-84.11163,43.30282999999997],[-84.11065,43.30349000000003]],[[-84.13071,43.30045000000001],[-84.12859,43.30045999999997]],[[-84.1843,43.30330000000001],[-84.1826,43.30247000000003],[-84.17818,43.305049999999966],[-84.17652,43.304509999999965],[-84.1755,43.30251999999999],[-84.17259,43.302689999999984]],[[-84.16374000000002,43.30179000000004],[-84.15909,43.30043000000003],[-84.15701,43.30164999999997],[-84.15349,43.30177999999994],[-84.15211,43.30079],[-84.15038,43.30223000000001],[-84.14864,43.30124999999998],[-84.14778,43.302110000000006]],[[-84.17079,43.30415000000002],[-84.17103,43.30476000000002],[-84.16972000000001,43.30453999999995],[-84.16779,43.30386999999999],[-84.16687,43.302370000000025],[-84.16374000000002,43.30179000000004]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"fairchild-creek"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.06989,43.297489999999975],[-84.06991,43.30222000000003]],[[-84.07007,43.30795],[-84.07029,43.31836000000002]],[[-84.06991,43.30222000000003],[-84.07007,43.30795]],[[-84.06956,43.291980000000024],[-84.06989,43.297489999999975]],[[-84.06907,43.28523999999999],[-84.06954,43.29157000000004]],[[-84.07049,43.32936999999998],[-84.0702,43.33281000000004]],[[-84.02176,43.263339999999985],[-84.033,43.26321000000005]],[[-84.07029,43.31836000000002],[-84.07049,43.32936999999998]],[[-84.017186443693,43.26338364302257],[-84.02176,43.263339999999985]],[[-84.033,43.26321000000005],[-84.04147,43.26326999999999]],[[-84.07023,43.33686999999997],[-84.07046,43.33971000000004]],[[-84.0702,43.33281000000004],[-84.07023,43.33686999999997]],[[-84.0508,43.27069],[-84.05104,43.27698999999998],[-84.06374,43.27810000000002],[-84.06457,43.284970000000015],[-84.0688,43.28506999999996],[-84.06907,43.28523999999999]],[[-84.06954,43.29157000000004],[-84.06956,43.291980000000024]],[[-84.04147,43.26326999999999],[-84.04179,43.27062000000002],[-84.05048000000001,43.27057000000005],[-84.0508,43.27069]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"shiawassee-river"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.03672,43.36232000000004],[-84.03349,43.363200000000035]],[[-84.08995,43.3215],[-84.08986000000002,43.321709999999996]],[[-84.07046,43.33971000000004],[-84.06494,43.344140000000024],[-84.06292,43.34746000000003],[-84.06414,43.35260999999999],[-84.06235,43.35411999999996]],[[-84.02369,43.365269999999974],[-84.01577,43.36904],[-84.00341,43.370050000000006]],[[-84.09199,43.312219999999975],[-84.09304,43.31423000000002],[-84.09108,43.31468000000004],[-84.0909,43.31681999999996],[-84.09405,43.32032000000005]],[[-84.09405,43.32032000000005],[-84.09136,43.32083000000004]],[[-84.05219,43.35935999999996],[-84.049,43.36079],[-84.04512000000001,43.36152999999999],[-84.04048,43.36122999999996],[-84.03672,43.36232000000004]],[[-84.0943,43.310129999999965],[-84.09199,43.312219999999975]],[[-84.09635,43.306970000000014],[-84.09623,43.308999999999976],[-84.0943,43.310129999999965]],[[-84.08868,43.29258],[-84.09035000000002,43.29552]],[[-84.09136,43.32083000000004],[-84.08995,43.3215]],[[-84.10651,43.25264999999999],[-84.10391,43.25583],[-84.10435,43.25793],[-84.10119,43.26123000000001],[-84.10059,43.26425999999995],[-84.09650000000002,43.264910000000015],[-84.09296,43.26678000000001],[-84.08989,43.27360000000003],[-84.0896,43.277720000000016]],[[-84.03349,43.363200000000035],[-84.02369,43.365269999999974]],[[-84.09035000000002,43.29552],[-84.09415,43.29666999999997],[-84.09323,43.298600000000064],[-84.09390000000002,43.30350999999999],[-84.09635,43.306970000000014]],[[-84.05549,43.35830999999998],[-84.05219,43.35935999999996]],[[-84.00341,43.370050000000006],[-83.99893,43.370990000000006],[-83.99564854991297,43.37471932970053]],[[-84.08986000000002,43.321709999999996],[-84.08915,43.32355000000004]],[[-84.08915,43.32355000000004],[-84.08834,43.32720000000003],[-84.08406,43.326289999999965],[-84.08299000000001,43.32737000000003],[-84.08418,43.33172000000002],[-84.08265,43.33488999999995],[-84.08072,43.33300000000002],[-84.07445,43.33334],[-84.07269,43.336220000000026],[-84.07307,43.33753999999997],[-84.07046,43.33971000000004]],[[-84.10002,43.22803000000002],[-84.10443,43.23092999999999],[-84.10255,43.23341999999999],[-84.09892,43.23353999999998],[-84.10154,43.234919999999995],[-84.1,43.23846],[-84.10099,43.23905000000001],[-84.10294,43.237640000000006],[-84.10695,43.24016999999999],[-84.10648,43.24322000000002],[-84.10328,43.24510000000001],[-84.10441,43.246529999999986],[-84.10681,43.24687999999994],[-84.10765,43.24969000000001],[-84.10651,43.25264999999999]],[[-84.1050318814949,43.21757069644394],[-84.10707,43.22139000000002],[-84.10423,43.221230000000034],[-84.1042,43.22308999999994],[-84.10742,43.22486],[-84.10485,43.226480000000016],[-84.10146,43.22586999999997],[-84.10232,43.227950000000035],[-84.10002,43.22803000000002]],[[-84.0896,43.277720000000016],[-84.08868,43.29258]],[[-84.06235,43.35411999999996],[-84.05549,43.35830999999998]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"wolf-creek"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.10466,43.31729],[-84.10418,43.31757]],[[-84.17033,43.33787999999997],[-84.1688,43.339349999999975],[-84.16708,43.338180000000044],[-84.16475,43.33917000000002],[-84.16108,43.33863]],[[-84.13977,43.324549999999995],[-84.14004,43.32253000000002],[-84.13163,43.322520000000004],[-84.12934000000001,43.32059999999994],[-84.12641,43.32075999999999],[-84.11816000000002,43.31888999999997],[-84.11151,43.316219999999994],[-84.10466,43.31729]],[[-84.16108,43.33863],[-84.1534,43.33757]],[[-84.14196,43.32526999999995],[-84.13977,43.324549999999995]],[[-84.14341,43.329649999999944],[-84.14306,43.32595999999999],[-84.14196,43.32526999999995]],[[-84.17992,43.335709999999956],[-84.17029,43.33662],[-84.17033,43.33787999999997]],[[-84.20032741664363,43.33867951894218],[-84.19891,43.33762000000002],[-84.19171,43.33777999999995],[-84.1911,43.33639000000002],[-84.18959,43.336220000000004],[-84.1894,43.33482000000003],[-84.18736,43.335029999999996],[-84.18662,43.33602],[-84.17992,43.335709999999956]],[[-84.1534,43.33757],[-84.14934,43.33625000000003]],[[-84.14934,43.33625000000003],[-84.14611,43.33624999999999],[-84.14089,43.33438999999996],[-84.14341,43.329649999999944]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"beaver-creek"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.19079,43.32213000000006],[-84.18684,43.32350999999996],[-84.18472,43.32303999999997]],[[-84.14281,43.31243999999997],[-84.14255,43.310709999999986],[-84.13938,43.31046000000005]],[[-84.13938,43.31046000000005],[-84.13592,43.309659999999994]],[[-84.15727,43.318099999999994],[-84.15377,43.31642000000003],[-84.1526,43.31685],[-84.15237,43.31552],[-84.14856,43.31431999999997]],[[-84.14518,43.312839999999994],[-84.14281,43.31243999999997]],[[-84.13295,43.30719000000002],[-84.13277,43.30681999999995]],[[-84.18472,43.32303999999997],[-84.18068,43.321240000000024],[-84.17966,43.31847000000004],[-84.17774,43.31893999999997],[-84.17696,43.31794000000001],[-84.17476,43.31852000000001]],[[-84.13147,43.30349000000003],[-84.13643,43.30097999999997]],[[-84.16106,43.31876999999998],[-84.15727,43.318099999999994]],[[-84.13592,43.309659999999994],[-84.13485,43.309509999999996],[-84.13492,43.30778000000002],[-84.13295,43.30719000000002]],[[-84.16964,43.31838999999996],[-84.16687,43.3193],[-84.1643,43.31861000000001]],[[-84.13277,43.30681999999995],[-84.13147,43.30349000000003]],[[-84.1643,43.31861000000001],[-84.163,43.3176],[-84.16106,43.31876999999998]],[[-84.17476,43.31852000000001],[-84.17236,43.31903000000002],[-84.16964,43.31838999999996]],[[-84.20169561842054,43.32600925604545],[-84.19996,43.32641999999998],[-84.19839,43.324700000000014],[-84.19605,43.324890000000046],[-84.19462,43.32363999999997],[-84.19467,43.32177999999997],[-84.19192,43.32371999999995],[-84.19079,43.32213000000006]],[[-84.14856,43.31431999999997],[-84.14518,43.312839999999994]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"carson-drain"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.14059,43.222630000000045],[-84.14089,43.2238]],[[-84.13882,43.23344000000003],[-84.13729,43.23637000000002],[-84.13487,43.23804],[-84.13198,43.23856999999997],[-84.13243,43.242679999999964],[-84.13004000000001,43.242230000000006],[-84.12864,43.24402],[-84.12499,43.244060000000005]],[[-84.13913135224082,43.21898174681673],[-84.14059,43.222630000000045]],[[-84.12499,43.244060000000005],[-84.12371000000002,43.244239999999934],[-84.11786,43.25235999999996],[-84.11332,43.255299999999984],[-84.10965,43.25627000000001],[-84.10938,43.277360000000016]],[[-84.14089,43.2238],[-84.13737,43.22591999999999],[-84.13882,43.23344000000003]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"marsh-creek"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.0981,43.348459999999996],[-84.09355,43.350579999999965]],[[-84.15949000000002,43.36520999999997],[-84.15816,43.36341000000003],[-84.15512,43.36351999999999],[-84.1524,43.36208000000003],[-84.15226,43.359950000000026],[-84.14805,43.35950999999999],[-84.14681,43.35275000000004]],[[-84.11114000000002,43.350340000000045],[-84.10796,43.34989],[-84.10704,43.3485]],[[-84.14681,43.35275000000004],[-84.14578,43.35276000000003]],[[-84.10704,43.3485],[-84.10332,43.347149999999964],[-84.0981,43.348459999999996]],[[-84.14578,43.35276000000003],[-84.13831,43.35168000000001],[-84.13711,43.35333000000005],[-84.13355,43.354029999999966],[-84.12276,43.35118999999999],[-84.11114000000002,43.350340000000045]]]}},{"type":"Feature","properties":{"july_class":"Warm","stream_id":"swan-creek"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.09896,43.42154000000001],[-84.09695,43.41745999999998]],[[-84.10024,43.398220000000016],[-84.10179000000001,43.39527],[-84.10127000000001,43.39278999999998],[-84.09915,43.39139],[-84.09584,43.39096999999998],[-84.09506,43.386119999999984],[-84.09584,43.38488999999998],[-84.10264,43.381689999999985],[-84.09514,43.377359999999996],[-84.09659,43.373489999999954],[-84.09951,43.37020999999997],[-84.09802,43.36755999999998],[-84.09884,43.36365999999999],[-84.09345,43.36142999999996],[-84.09701,43.357000000000006],[-84.09596,43.35532999999999],[-84.09697,43.35309],[-84.09355,43.350579999999965]],[[-84.09695,43.41745999999998],[-84.09674,43.41466999999998],[-84.09419,43.41354999999998],[-84.09494,43.41120000000003],[-84.0906,43.40896999999998],[-84.09343,43.40699],[-84.09457,43.404160000000005],[-84.0977,43.403790000000015],[-84.09945,43.401819999999944]],[[-84.10544212450085,43.42354299330819],[-84.10371,43.42262],[-84.09959,43.42234],[-84.09896,43.42154000000001]],[[-84.09945,43.401819999999944],[-84.10024,43.398220000000016]]]}}]},"land":{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"name":"Shiawassee River State Game Area","owner":"Michigan DNR","subject":true},"geometry":{"type":"MultiPolygon","coordinates":[[[[-84.046686,43.343032000000036],[-84.047247,43.34177499999997],[-84.052403,43.33817600000002],[-84.0522,43.34767700000004],[-84.046686,43.343032000000036]]],[[[-84.05239,43.34766700000002],[-84.055998,43.34914000000001],[-84.056563,43.35204599999999],[-84.05239,43.34766700000002]]],[[[-84.139359,43.31715999999997],[-84.132011,43.31715400000002],[-84.131852,43.32239100000002],[-84.141757,43.32239400000003],[-84.141683,43.32601300000003],[-84.139382,43.326019999999986],[-84.137627,43.32959800000002],[-84.136629,43.32885700000003],[-84.13172700000001,43.328835000000026],[-84.131628,43.333180999999975],[-84.130818,43.333179000000044],[-84.131468,43.34300300000002],[-84.130404,43.343909999999994],[-84.13145,43.34398900000001],[-84.131341,43.35113200000001],[-84.133568,43.35111000000001],[-84.132835,43.354215000000046],[-84.131256,43.353690999999976],[-84.130515,43.35478500000006],[-84.11664500000002,43.354712999999975],[-84.11658,43.358258000000006],[-84.110374,43.358245000000004],[-84.111553,43.35653499999995],[-84.111675,43.35138499999999],[-84.106776,43.35098200000002],[-84.10696,43.34373499999999],[-84.09724100000001,43.343547999999956],[-84.09694,43.35080400000003],[-84.091975,43.350928000000074],[-84.091807,43.36518200000003],[-84.077202,43.36512899999999],[-84.077287,43.357954],[-84.0723,43.35791999999997],[-84.07198600000001,43.35540300000002],[-84.063436,43.355281999999974],[-84.059014,43.356401000000005],[-84.059657,43.35376499999999],[-84.05852,43.35269700000005],[-84.057346,43.35286799999995],[-84.064701,43.33377200000003],[-84.056675,43.33501000000002],[-84.056945,43.333179000000015],[-84.064998,43.333002],[-84.070548,43.31859100000002],[-84.071755,43.318599],[-84.07167300000002,43.307688999999996],[-84.070176,43.307657000000006],[-84.069598,43.292469000000004],[-84.080274,43.29266999999998],[-84.080446,43.277612999999995],[-84.123804,43.27697699999997],[-84.124607,43.28481899999999],[-84.109603,43.28518699999998],[-84.110197,43.299859999999946],[-84.112559,43.299815999999986],[-84.112726,43.30343599999998],[-84.110694,43.30405399999999],[-84.11194,43.305738000000005],[-84.131137,43.305872999999984],[-84.131294,43.30795900000002],[-84.140286,43.308038],[-84.13233500000001,43.308046000000026],[-84.132232,43.31526100000001],[-84.13941,43.31527300000005],[-84.139359,43.31715999999997]],[[-84.114579,43.329437000000034],[-84.114611,43.32582099999999],[-84.112149,43.32581899999996],[-84.112173,43.32939900000004],[-84.114579,43.329437000000034]],[[-84.122142,43.325899000000035],[-84.122049,43.32952099999999],[-84.126878,43.32957099999997],[-84.126943,43.325957999999986],[-84.122142,43.325899000000035]]]]}},{"type":"Feature","properties":{"name":"Shiawassee National Wildlife Refuge","owner":"US Fish & Wildlife Service"},"geometry":{"type":"MultiPolygon","coordinates":[[[[-84.042673,43.32394700000002],[-84.052022,43.36545700000001],[-84.034087,43.36548800000002],[-84.029366,43.378809000000025],[-84.024603,43.37896499999999],[-84.024431,43.37227300000001],[-84.016942,43.372289000000016],[-84.014496,43.378871],[-84.00582700000001,43.37951],[-84.008699,43.38661200000001],[-84.012973,43.38674699999997],[-84.01097576874173,43.392228918444964],[-83.9965160630917,43.376221096159085],[-83.98905488838511,43.35972496181131],[-83.98671787696605,43.343325035887894],[-83.993567,43.33974800000001],[-83.993212,43.32923199999998],[-84.01305,43.32891600000001],[-84.013007,43.32504500000004],[-84.032708,43.328568999999995],[-84.032794,43.32160400000003],[-84.044412,43.32129199999997],[-84.042673,43.32394700000002]],[[-83.997082,43.35772600000001],[-84.000331,43.350975999999996],[-83.997123,43.35096600000002],[-83.997082,43.35772600000001]]],[[[-84.045802,43.32564599999994],[-84.043665,43.32367100000002],[-84.04481500000001,43.321943],[-84.045802,43.32564599999994]]],[[[-84.059292,43.35535000000001],[-84.052556,43.35884400000003],[-84.05239,43.34766700000002],[-84.055734,43.349314999999955],[-84.059292,43.35535000000001]]],[[[-84.058858,43.365975999999975],[-84.05581900000001,43.35867299999998],[-84.058944,43.357079000000006],[-84.058858,43.365975999999975]]],[[[-84.072371,43.355678000000005],[-84.071947,43.371453],[-84.068491,43.372158],[-84.067698,43.35559899999999],[-84.072371,43.355678000000005]]]]}}]}}