'skyrocketing levels' is correct and usable in written English.
You can use it when describing a situation in which levels of something (number, quality, etc.) are increasing rapidly. For example, "In recent years, there has been a skyrocketing level of traffic in urban areas."
With skyrocketing levels of student debt and limited job opportunities, potential law students are foregoing legal careers.
The perennial woes of Travis's brother, Matt Thomas Guiryy, perfect in his cocky geniality), are the cause of the family's skyrocketing levels of anxiety.
Buy buttons everywhere As recently reported by KPCB's internet guru Mary Meeker, there is a huge shortfall between mobile advertising budgets, and our skyrocketing levels of mobile media consumption.
Typically, however, the skyrocketing levels of Internet data are causing bottlenecks not along long-haul cables but in dense urban areas, overloading the ubiquitous router switches that sort and send voice, data and Internet traffic to its destination.
Between 1963 to 1983, the team discovered skyrocketing levels of the plankton that cod fry like to eat.
Firstly, Mexico's labour market is significantly distorted because of the skyrocketing levels of drug-related violence observable since 2007.3 Hence, using 2005 data allows us to focus on the labour market without needing to consider indicators for violence.
Even as they struggle to make payroll, scores of resorts and inns have given up on paying their mortgages, fueling the skyrocketing level of defaults.
Greece suffered from the largest GDP contraction in its peacetime history, the highest-ever levels of unemployment and skyrocketing poverty levels.
According to the UNEP report, this has been due to skyrocketing marine levels of nutrients such as phosphorus and nitrogen from fertilizers, sewage, animal wastes, and other sources.
Any cut tomorrow would come as a total surprise on the market and send share prices skyrocketing to levels at which Alan Greenspan, already said to be worried about inflated securities, is sure to grumble about "irrational exuberance" again.
Any cut tomorrow would come as a total surprise and send share prices skyrocketing to levels at which Alan Greenspan, already said to be worried about inflated stocks, would be sure to grumble again about "irrational exuberance".
