Pond Boss Forums INTRO Questions & Observations Adding treated water to pond

we use sodium thysulfate(spelling) to de chlorinate the water after we hyper chlorinate a new install water main to disinfect it. Its doesnt take very much and basically we put it in a burlap sack and lay it in the stream of water. Around here every 25000 gallons will get you a 150.00 bill but we dont discount for higher usage it changes the multplier to something like 1000.00 for 100000 gallons. Safe drinking water will be high dollar to buy here in the next 10-20 years probably sooner