Colo. Rev. Stat. § 37-60-124.4
There is hereby created in the state treasury the stream gauge fund, referred to in this section as the "gauge fund". The state treasurer is hereby authorized and directed to transfer two hundred fifty thousand dollars from the Colorado water conservation board construction fund to the gauge fund. The moneys in the gauge fund are hereby continuously appropriated to the board for stream gaging and data collection efforts related to instream flow monitoring, compact protection, decision support systems, and flood forecasting and analysis. In addition to any remaining balance in the gauge fund at the end of any fiscal year, the board is hereby authorized, from the water conservation board construction fund, to annually provide up to two hundred fifty thousand dollars in order to restore the unencumbered balance in the gauge fund to two hundred fifty thousand dollars. All interest derived from the investment of moneys in the gauge fund shall be credited to the Colorado water conservation board construction fund. The board shall review the purposes of the gauge fund annually and is hereby authorized to cease providing moneys in the following year if, in its discretion, the board determines that the purposes for which the gauge fund was established have ceased. The board may set terms and conditions as it deems appropriate concerning the annual expenditures of moneys from the gauge fund.
C.R.S. § 37-60-124.4