Location: All Sites Armstrong Creek at Dodge Road Bear Swamp at Genesee Road Bottom Creek Brandon High School Camp Copneconic Carman Creek Behind Carman Ainsworth- Baker Chipmunk Creek Clio Bike Path Crampton Drain at Kearsley Armstrong Craven and Benson Drain off Mt Morris Road Davison Black Creek Davison Kearsley Creek Downstream from For-Mar Nature Center Farmers Creek Fenton Mill Pond (Shiawassee River) Flint River @ Barber Memorial Park Flint River @ Linden Rd Flint River @ M-15 Flint River @ Mill Rd Bridge Flint River @ Mt. Morris and Gillette Flint River @ Oak Rd Flint River @ Steeping Stone Falls Flint River Confluence Building Flint River East of Harrison St Flint River West of Johnson AAA School Flushing Park at Pavilion #2 Gibson Drain Gilkey Creek behind Central High School Holloway Reservoir at Mt. Morris Bridge Holloway Reservoir Columbiaville Immediately west of the Farmer Kearsley Creek at For-Mar Kearsley Creek at Goodrich Commons Kearsley Creek near Goodrich High School Kearsley Creek South of Dort Lake Drain @ Randy Wise Lake Drain at Coldwater Rd. Lapeer Hunters Creek Layman Drain - Grand Blanc Perry Innovation Center Linden Mill Pond (Shiawassee River) Misteguay Creek Mott Farm between house and barn Mott Golf Course Bridge at hole #6 Mott Lake - Bluegill Boat Ramp North Branch Middle School Drain Pierson Drain at Atherton HS Pine Run at Clio Park Pine Run east of Jennings Rd Pirnie Creek at Beecher Road Platform south of Main Street Bridge in Flushing Richfield Park Runnels Drain at Dixie Hwy. Seven Ponds Nature Center Seymour Road North of Farrand Road Silver Creek Silver Creek Elms Rd. Silver Creek Morrish Rd. Southeast corner of M-57 and Seymour Road Swartz Creek (West Branch) Swartz Creek @ Frost Gardens Swartz Creek at Happy Hollow Swartz Creek at Hill Road Bridge Swartz Creek at Swartz Creek M.S. Swartz Creek at Van Slyke Road Swartz Creek Confluence Building Swartz Creek Golf Course Swartz Creek Golf Course Swartz Creek Headwaters Swartz Creek south of Powers Thornville south of Dryden Road Thread Creek at Bristol Road Thread Creek at McCandlish Road Thread Creek at Perry Road Thread Creek at Rust Park in Grand Blanc Thread Creek Rust Park Grand Blanc Timberwolf Turnout off Irish Road Unlisted Location Upstream of For-Mar Nature Center Vietnam Veterans

School: All Schools Armstrong Middle School Armstrong Middle School Atherton High School Baker Career Bendle High School Bendle Middle School Bentley High School Bentley Middle School Brandon High School Carman-Ainsworth High School Carman-Ainsworth Middle School Carter Middle School Central High School Chatfield Clio High School Clio Middle School Cook Elementary Davison Middle School Fenton Middle School Flushing High School Genesee Area Skill Center Genesee High School Genesee Middle School Goodrich High School Goodrich Middle School Grand Blanc East Middle School Grand Blanc High School Grand Blanc Middle School Grand Blanc West Middle School Hamady High School Holmes Middle School Johnson AAA Lake Fenton High School Lake Fenton Middle School LakeVille Middle School Lapeer High School Linden Middle School Longfellow Middle School Marshall Greene Middle School Montrose High School Montrose Middle School Mt. Morris Middle School North Branch High School North Branch Middle School Northern High School Northwestern Academy Northwestern High School Perry Innovation Center Powers Catholic High School Second St. Learning Southwestern Academy High School Southwestern Academy Middle School St. John Vianney Swartz Creek High School Swartz Creek Middle School The Valley School Valley School Ways of Wonder Whittier Middle School

Year: All Years 0 1970 1991 1992 1993 1994 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Location	School	Month / Year	WQI	Wt WQI
Bottom Creek	North Branch High School	10 / 2025	65.06	65
Brandon High School	Brandon High School	4 / 2025	68.34	68
Brandon High School	Brandon High School	10 / 2025	84.31	84
Chipmunk Creek	Armstrong Middle School	4 / 2025	72.92	73
Chipmunk Creek	Armstrong Middle School	10 / 2025	65.57	66
Davison Black Creek	Davison Middle School	4 / 2025	75.44	75
Farmers Creek	Chatfield	4 / 2025	82.68	83
Flint River @ Steeping Stone Falls	Mt. Morris Middle School	4 / 2025	71.24	71
Flint River Confluence Building	Second St. Learning	10 / 2025	57.21	78
Holloway Reservoir Columbiaville	LakeVille Middle School	4 / 2025	60.91	65
Holloway Reservoir Columbiaville	LakeVille Middle School	10 / 2025	79.03	79
Runnels Drain at Dixie Hwy.	Marshall Greene Middle School	4 / 2025	57.53	65
Runnels Drain at Dixie Hwy.	Marshall Greene Middle School	4 / 2025	71.32	71
Runnels Drain at Dixie Hwy.	Marshall Greene Middle School	10 / 2025	66.52	67
Silver Creek	Marshall Greene Middle School	4 / 2025	67.51	68
Silver Creek	Marshall Greene Middle School	4 / 2025	67.61	68
Silver Creek	Marshall Greene Middle School	10 / 2025	58.81	70
Silver Creek Elms Rd.	Marshall Greene Middle School	4 / 2025	68.59	69
Silver Creek Elms Rd.	Marshall Greene Middle School	4 / 2025	66.43	66
Silver Creek Elms Rd.	Marshall Greene Middle School	10 / 2025	46.28	63
Silver Creek Morrish Rd.	Marshall Greene Middle School	4 / 2025	66.89	67
Silver Creek Morrish Rd.	Marshall Greene Middle School	4 / 2025	70.98	71
Silver Creek Morrish Rd.	Marshall Greene Middle School	10 / 2025	53.13	53
Swartz Creek at Swartz Creek M.S.	Swartz Creek High School	10 / 2025	30.54	58
Swartz Creek at Swartz Creek M.S.	Swartz Creek High School	10 / 2025	66.46	66
Swartz Creek Confluence Building	Second St. Learning	10 / 2025	62.61	86
Swartz Creek Golf Course	Southwestern Academy High School	4 / 2025	64.21	64
Swartz Creek Golf Course	Southwestern Academy High School	10 / 2025	63.16	63
Swartz Creek south of Powers	Powers Catholic High School	10 / 2025	76.24	76
Thread Creek at Rust Park in Grand Blanc	Genesee Area Skill Center	5 / 2025	80.05	80
Thread Creek at Rust Park in Grand Blanc	Ways of Wonder	10 / 2025	80.16	80
Thread Creek Rust Park Grand Blanc	Ways of Wonder	10 / 2025	12.89	76
Thread Creek Rust Park Grand Blanc	Genesee Area Skill Center	10 / 2025	78.71	79