Wadhams Road–Pine River Bridge

St. Clair Township is a civil township of St. Clair County in the U.S. state of Michigan. The population was 6,817 at the 2010 Census. The city of St. Clair is located near the southeast corner of the township.

St. Clair County International Airport (IATA: PHN, ICAO: KPHN, FAA LID: PHN) is a public airport owned by the government of St. Clair County, Michigan, United States. It is located in Kimball Township, five miles (8 km) southwest of the central business district (CBD) of Port Huron. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a regional reliever airport facility.

WPHM (1380 kHz) is a commercial AM radio station in Port Huron, Michigan. The station broadcasts a News/Talk/Sports radio format. It is owned by Radio First with studios on Huron Avenue in Downtown Port Huron.WPHM is powered at 5,000 watts. To protect other stations on 1380 AM from interference, it uses a directional antenna with a seven-tower array. The signal covers much of The Thumb area of Michigan. The transmitter is on Range Road in St. Clair, Michigan, near the St. Clair River.Programming includes a local morning talk show with syndicated news and sports programs the rest of the day. Local newscasts are branded as coming from the Blue Water News Network.Most hours begin with an update from ABC News Radio. The station is also a partial affiliate of Fox Sports Radio. Play by play sports coverage includes the Detroit Tigers, Detroit Lions, Detroit Pistons, Detroit Red Wings, and Michigan State Spartans.

Kimball Township is a civil township of St. Clair County in the U.S. state of Michigan. As of the 2010 census, the township population was 9,358.

St. Clair is a city in St. Clair County in the eastern "Thumb" of the U.S. state of Michigan. The population was 5,485 at the 2010 census. The city is located on the St. Clair River near the southeast corner of St. Clair Township.

Marysville is a city in St. Clair County of the U.S. state of Michigan. The population was 9,959 at the 2010 census. The municipality was founded in 1919, first as a village, then became a city in 1924. Marysville is located on the western shore of the St. Clair River, across from Corunna, Ontario. The city is marked by winding streets, subdivisions, a riverfront boardwalk, Bridge-to-Bay Bike Trail and an industrial park. The city was home to the former Wills Sainte Claire Automotive company, a Morton Salt plant, and the Detroit Edison Marysville Power Plant which was decommissioned in 2001 and razed in 2015.

The St. Clair Inn is a hotel located at 500 North Riverside Avenue in St. Clair, Michigan. It was listed on the National Register of Historic Places in 1995.

Marysville High School is a public high school in Marysville, Michigan. The school building was constructed in 2010. The previous school, which stood one block west, was in service from 1942 until its demolition in 2010. The high school has an enrollment of 811, and is a class B school. Marysville High School is in the Macomb Area Conference of the Michigan High School Athletic Association. Its mascot is the Viking, and its colors are navy blue and white with silver accents.

Stag Island is a private Canadian island located in the St. Clair River between Corunna, Ontario and Marysville, Michigan. The island currently houses over 100 cottages owned by both American and Canadian citizens. A ferry service is run from Corunna to the island by the Stag Island Auxiliary Club.

China Township is a charter township of St. Clair County in the U.S. state of Michigan. The population was 3,551 at the 2010 Census. It is named after China, Maine.

Mooretown is a community in the Township of St. Clair, Ontario, Canada, located on the east bank of the St. Clair River. It was first established as Sutherland's Landing.Mooretown gained in prosperity during the 19th century as a port of call for sail born vessels requiring assistance to pass "The Rapids" where steamboats driven by cord wood stacked on Mooretown's piers could be towed up river into Lake Huron. The original Scottish settlers established a church at Sutherland's Landing (now between Mooretown and Courtright) which was then moved to Mooretown in the 1860s when the oak logs of the original structure rotted out. The 1860s structure was struck by lightning in 1918 having been built of local timber with a copper clad steeple known to mariners as a navigation point. The 1919 replacement structure is now on the Moore Museum's grounds having been preserved by artist Christine Anne Wingfield-Brandon. The structure retains the steeple bell from the original Sutherland's Landing Church.Mooretown served as a regional center for salt mining and oil refining before these industries move to neighboring communities. In the 19th century Mooretown was a regional seat with a considerable population with hotels and a municipal seat, it exists today as a quiet and distinctive community.

Corunna is an unincorporated community in St. Clair Township, Lambton County, Ontario, Canada. The site of the community was surveyed by William Beresford in 1823. The community is located approximately 13 kilometres (8.1 mi) south of Sarnia. The community experienced a significant population boom between the 1830s and 1850s, mainly attributed to Scotch-Irish immigration. The community serves as the location of Chemical Valley, a major petrochemical and plastics manufacturing facility.