Fortunately, so far no zebra mussels have been found in nearby Mack Mesa Lake, and extensive surveys of the canal and Colorado River also have found no established populations upstream of Highline.

Source: https://www.gjsentinel.com/news/chemical-treatment-planned-to-try-to-eradicate-highline-mussels/article_dbdd10fc-913b-11ed-b81f-0fdc8879a239.html

Highline gets its water from the Government Highline Canal, meaning that once water began flowing in the canal for irrigation season the reservoir would fill and dilute the molluscicide, ending its effectiveness.

Source: https://www.gjsentinel.com/news/cpw-adds-third-chemical-treatment-for-mussels-due-to-delay-refilling-highline/article_d0f7faee-d597-11ed-be1d-2325f7e30ddf.html

Highline gets its water from the Government Highline Canal, meaning that once water began flowing in the canal for irrigation season the reservoir would fill and dilute the molluscicide, ending its effectiveness.

Source: https://www.gjsentinel.com/news/cpw-adds-third-chemical-treatment-for-mussels-due-to-delay-refilling-highline/article_d0f7faee-d597-11ed-be1d-2325f7e30ddf.html

Northwest Associated Arts’ annual SilverSounds Northwest spring choral concert – “Let Music Take You There” – will be held Saturday April 1 & Sunday, April 2, 2023 at the Highline Performing Arts Center.

Source: https://b-townblog.com/let-music-take-you-there-silversounds-northwest-spring-concert-will-be-april-1-2/

The old building was torn down by fall 2019, and the new Highline High School building opened September 2021.

Source: https://www.columbian.com/news/2023/jan/29/can-new-school-buildings-set-students-up-for-success/