Union Reservoir swim beach in Longmont will stay closed all summer due to low water levels. Wading and other recreational activities will be allowed.
This article was originally published by 9News Colorado (RSS) on Monday, May 18, 2026. TownPost surfaces local news from over 40 outlets and uses AI to score each story for relevance to Longmont and the surrounding area.
Relevance score: 95/100. This story has high local relevance to Longmont residents.
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