The phrase "authority estimates that" is correct and usable in written English.
You can use it when referring to the approximations or predictions made by a recognized entity or organization regarding a specific subject or statistic.
Example: "According to the report, the authority estimates that the population will increase by 10% over the next decade."
Alternatives: "official estimates suggest that" or "the agency predicts that".
The authority estimates that the QM22 costs $143,000 a year.
The authority estimates that a single turbine could produce as much as 61 tons a year of toxic compounds, soot and chemicals that contribute to smog.
The authority estimates that delaying subway station renovations and other major improvements that were originally in the 2005-9 capital spending program will save about $2.7 billion.
After decades of mismanagement, HUD took over in 2002.The housing authority estimates that 60% of its tenants want to return.
The tax authority estimates that around £1.1bn of the potential £1.9bn in unpaid taxes is linked to tax avoidance schemes, and that 15% of the wealthiest have used at least one such scheme.
The authority estimates that tour buses bound for the memorial will account for roughly 75percentt of the peak-hour underground roadway use in the first years of operation, declining to 40percentt by 2015.
The authority estimated that the men stole electricity worth $50,000 during the 13 months that the warehouses were in operation.
On the revenue side, the authority estimated that curtailing operations at the three airports it manages cost $35 million.
The transportation authority estimated that this move would save tens of millions of dollars to help finance raises.
The local sewage authority estimated that 500m gallons of water contaminated with sewage and possibly dangerous live power lines remained in the stricken city.
Mr. Cunningham said the authority estimated that the lights could account for up to 1percentt of daily electric use, almost equal to the output of a small generator.
