Tri-Valley League may refer to:
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The Western Baseball League was an independent baseball league based in the Western United States and Western Canada. Its member teams were not associated with any Major League Baseball teams. It operated from 1995 to 2002. The league was founded in 1994 by Portland, Oregon businessman Bruce L. Engel. It began play in 1995, with the following teams:
The Northwest League of Professional Baseball is a Class A Short Season minor league in the northwest United States and western Canada. The NWL's short season starts in mid-June, after major league teams have signed their amateur draft picks to professional contracts, and ends in early September. All eight teams are affiliated with a major league team.
The Tri-City ValleyCats are a Minor League Baseball team based in Troy, New York. They play in the New York–Penn League (NYPL) as the Class A Short Season affiliate of the Houston Astros Major League Baseball club. The Tri-City name refers to the three nearby cities of Albany, Schenectady, and Troy which make up New York State's Capital District. Beginning play in 2002, the ValleyCats are the Capital Region's longest-tenured professional sports organization. They play their games at Joseph L. Bruno Stadium which opened in 2002 on the campus of Hudson Valley Community College. They won the NYPL championship in 2010, 2013, and 2018.
Tri-City, Tricity or Tri-Cities may refer to:
The Tri-Valley area is a triangle-shaped region of the eastern San Francisco Bay Area, 18 miles southeast of Oakland and 33 miles from San Francisco. It encompasses the cities of Dublin, Livermore, Pleasanton and San Ramon, the town of Danville and the CDPs of Alamo, Blackhawk and Diablo.
The Hudson Valley Renegades are a minor league baseball team affiliated with the Tampa Bay Rays. The team is a member of the New York–Penn League, a Class A Short Season league. The Renegades play at Dutchess Stadium in Fishkill, New York.
The Mahoning Valley Scrappers are a minor league baseball team based in Niles, Ohio, a city in the valley of the Mahoning River. The Scrappers play in the Pinckney Division of the Short-Season A classification New York–Penn League and are affiliated with the Cleveland Indians. In 2004, the Scrappers won the New York–Penn League championship.
Joseph Bruno Stadium is a stadium located on the campus of Hudson Valley Community College in Troy, New York. It is the home field of the Tri-City ValleyCats minor league baseball team, a member of the historic New York–Penn League. Located in the center of the tri-city area of New York's Capital Region, the ballpark is home to 38 ValleyCats games every year between June and September. It was named after former New York State Senate Majority Leader Joseph Bruno, who helped secure the funds for the ballpark.
The Pacific Coast Soccer League is an amateur soccer league, currently featuring teams from British Columbia. In the past clubs from Washington and Oregon have competed.
The Boise Burn was an arena football team based in Boise, Idaho. The Burn began play in the af2 league in March 2007. Burn home games were played at the Qwest Arena in downtown Boise.
Millis High School is a public high school in Millis, Massachusetts. The school building consists of both the middle school and high school.
The New Brunswick Junior B Hockey League (NBJBHL) is a Canadian Junior ice hockey league in the Province of New Brunswick founded in 2009. The NBJBHL is a member of Hockey New Brunswick and competes for the Don Johnson Cup at the interprovincial level.

Holliston High School is the public secondary school serving Holliston, Massachusetts. As of 2018, the school enrolled 809 students. The current principal is Nicole Bottomley. Holliston has some of the brightest students and faculty in the Commonwealth of Massachusetts. MCAS, ACT, and SAT scores of Holliston High School students are consistently well above both state and national averages.
The Tri-Rivers Conference is a high school conference in eastern Iowa sponsoring athletic competition, as well as speech and music activities. Formed in 1967, the conference has enjoyed long-term stability while enduring periods of significant change over its 50-plus year history. With the return of Edgewood-Colesburg in 2017, all but one of the founding members were still conference members..
Tri-City Roller Derby is a women's flat-track roller derby league in Kitchener, Ontario. On December 1, 2010, Tri-City became the third Canadian roller derby league to be granted membership in the Women's Flat Track Derby Association, Having only completed two full home seasons, Tri-City gained membership status with WFTDA ahead of their Toronto-based sisters at Toronto Roller Derby.
Norwood High School (NHS) is a four-year public secondary school located in Norwood, Massachusetts, within Norfolk County. The school is the only high school within the Norwood Public Schools district and is located at 245 Nichols Street.
The Tri-County Conference was located in Jefferson, Jennings, and Ripley counties in the southeastern part of Indiana. Originally the Jennings County Conference, when the Laughery Valley Conference was formed, it left Ripley County without enough schools to continue their county league, and the remaining schools were absorbed into the rebranded Jennings-Ripley County Conference in 1941. With many smaller schools in the area continuing to be consolidated into their slightly larger neighbors, both the JRCC and Jefferson County Conference continued to shrink in size. When one JCC school left to join the Ohio River Valley Conference in 1952, the remaining JCC schools joined with the JRCC under the Tri-County moniker. Consolidation and defections to other conferences continued to plague the league, with all of the Jennings County schools gone by 1961. The conference struggled on for five more years, until three of the remaining four schools in the league consolidated, leaving only Holton. Holton would continue as an independent for another three years, until being absorbed by South Ripley High School in 1969.
The American West Football Conference (AWFC) is a professional indoor American football league created in 2018 by Platinum Events & Security, LLC, the owners of the Idaho Horsemen. The league's inaugural season began play in 2019.
The Ohio Valley Premier League (OVPL) is a United States Adult Soccer Association affiliated through US Club Soccer that includes teams from Indiana, Kentucky, and Ohio. The regular season of the OVPL runs May through July. It is the only premier U23 adult amateur league in the region.