The phrase "actively circulating" is correct and usable in written English.
It can be used to describe something that is currently in motion or being shared among a group of people or within a system.
Example: "The news about the upcoming event is actively circulating among the community, generating excitement."
Alternatives: "currently spreading" or "in circulation".
Though he was not involved in creating the petition, Curran has now admitted to actively circulating it.
The virus "is actively circulating," she said, "and we don't know what will happen come the fall".
Altered clay minerals can act as a relatively low permeability zones, whereas actively circulating fluids probably exist in fractures.
Objectives: The aim of our investigation was to study the HIV-1 env V3 loop sequences of the subtype A variant of the virus actively circulating in the territory of Eastern Europe (A1-EE).
Argentina's health ministry has said that there is no evidence yet that Zika is actively circulating in the country, though there are currently unusually high levels of Dengue Fever which is carried by the same mosquito.
Continued hyper-mutation of H5N1 strains is occurring worldwide in avian populations and reassortment with an influenza strain actively circulating in humans is always a serious threat.
Influenza A/H5N1 actively circulated in Kamphaeng Phet (KPP), Thailand from 2004 to 2006.
However, serologic investigations suggested that vesiviruses actively circulate in the canine population (11, 12 ).
In 1999, Connecticut was one of three states in which West Nile (WN) virus actively circulated prior to its recognition.
Because the corresponding farms were not clustered spatially, we deduced that the new virus and its vectors actively circulated throughout southern Belgium in November 2011.
Several members of this group are widely distributed in various environments, actively circulate in nature, and are responsible for outbreaks of medical importance (2, 3 ).
