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Boulder County

Profile | PCAs | Tracked Elements | Reports

Potential Conservation Areas (PCAs) are delineated around important elements of biodiversity (plants, animals or natural communities). The list below includes all PCAs within the county created for wetland and riparian dependent elements. This list represents wetlands and riparian areas with the highest known biodiversity value in the area.

PCA NameBiodiversity SignificancePCA Report
Red Hill south of LyonsB1Report
Saint Vrain MountainB1Report
Boulder FoothillsB2Report
Gordon CreekB2Report
Rocky FlatsB2Report
South Boulder CreekB2Report
Beaver CreekB3Report
Boulder CreekB3Report
Ceran Saint VrainB3Report
Coal Creek below Rocky FlatsB3Report
Como CreekB3Report
Coney CreekB3Report
Copeland Willow CarrB3Report
Delonde CreekB3Report
Duck Lake above WardB3Report
Jenny LakeB3Report
Left Hand CanyonB3Report
Lost Lake SouthB3Report
Lower South Boulder CreekB3Report
Middle Boulder Creek at EldoraB3Report
Middle Saint Vrain Creek at Peaceful ValleyB3Report
North Beaver CreekB3Report
North Boulder Creek at Caribou RanchB3Report
Roaring ForkB3Report
Tumblesom LakeB3Report
Caribou TownsiteB4Report
Giggey LakeB4Report
Left Hand CreekB4Report
Left Hand Park ReservoirB4Report
Little Thompson River at County LineB4Report
Middle Saint Vrain at Coney CreekB4Report
Rollins PassB4Report
Saint Vrain Creek below LyonsB4Report
South Platte RiverB4Report
Todd Gulch FenB4Report
Upper Jasper CreekB4Report
White RocksB4Report
Saint Vrain CreekB5Report
South Boulder Canyon DitchB5Report