While spaying is traditionally recommended for kitties between 4 and 6 months of age, spaying as young as 8 weeks old is considered safe, according to Cat Channel.
The national drinking water standards state that the maximum residual amount of chlorine is 4 mg/L. Untill recently the USA used chlorine gas extensively for wastewater treatment. Today, the use of chlorine has been forced back.
Iron bacteria. There is no drinking water standard for iron bacteria in water but any presence of these bacteria can cause these symptoms. Shock chlorination of well, continuous down-well chlorination using pellet droppers in severe cases. Follow-up with multi-level media unit. Carbon filtration may be needed to reduce chlorine.