Water Treatment Systems for Private Water System Ponds: The water treatment system for a pond is designed to work in stages to maximize the effectiveness and make the water potable and safe for drinking.
The annual federal duck stamp had a face value of $1 in 1934, jumped to $2 in 1949, and to $3 in 1959. In 1972 the price increased to $5, then up to $7.50 in 1979, $10 in 1987, $12.50 in 1989 and to $15 in 1991. In 2015 the price of federal duck stamp rose to $25. For every $15 stamp sold, the federal government retains $14.70 for wetlands acquisition and conservation, so very little gets lost in the system for overhead. Most state conservation stamps have a face value of $5.
Grimmâs oil painting of canvasbacks will be made into the 2014-2015 Federal Duck Stamp. The $15 stamp will go on sale in late June 2014.