The Dewdney-Alouette Regional District was a

regional district In the province of British Columbia in Canada, a regional district is an administrative subdivision of the province that consists of a geographic region with specific boundaries and governmental authority. there were 28 regional districts in ...

in the Lower Mainland of

British Columbia British Columbia (commonly abbreviated as BC) is the westernmost province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include rocky coastlines, sandy beaches, ...

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...

, comprising the district municipalities of

Pitt Meadows Pitt Meadows is a municipality of Metro Vancouver in southwestern British Columbia, Canada. Incorporated in 1914, it has a land area of and a population of 19,146 as of 2021. The municipality received its name from the Pitt River and Pitt Lake ...

, Maple Ridge and

Mission Mission (from Latin ''missio'' "the act of sending out") may refer to: Organised activities Religion *Christian mission, an organized effort to spread Christianity *Mission (LDS Church), an administrative area of The Church of Jesus Christ of ...

and unincorporated areas east to the

Harrison River The Harrison River is a short but large tributary of the Fraser River, entering it near the community of Chehalis, British Columbia, Canada. The Harrison drains Harrison Lake and is the ''de facto'' continuation of the Lillooet River, which feed ...

and north to the southern end of

Lillooet Lake Lillooet Lake is a lake in British Columbia, Canada about 25 km in length and about 33.5 square kilometres (22 mi²) in area. It is about 95 km downstream from the source of the Lillooet River, which resumes its course after leavi ...

. The regional district was partitioned when the

Greater Vancouver Regional District The Metro Vancouver Regional District (MVRD), or simply Metro Vancouver, is a Canadian political subdivision and corporate entity representing the metropolitan area of Greater Vancouver, designated by provincial legislation as one of the 28 ...

(branded

Metro Vancouver The Metro Vancouver Regional District (MVRD), or simply Metro Vancouver, is a Canadian political subdivision and corporate entity representing the metropolitan area of Greater Vancouver, designated by provincial legislation as one of the 28 ...

) was expanded in 1995 to take in Pitt Meadows and Maple Ridge; the regional district's eastern half was combined with the former Central Fraser Valley Regional District and the Regional District of Fraser-Cheam to form the Fraser Valley Regional District.

References

* Former regional districts of British Columbia Fraser Valley Regional District Populated places in Greater Vancouver Maple Ridge, British Columbia Mission, British Columbia Pitt Meadows {{BritishColumbiaCoast-geo-stub