What is a penis rash? There are multiple conditions that can cause a rash on the penis or in the groin. Rashes are commonly itchy and can be caused by something as simple as an irritation to certain soaps or something as complex as an infection caused by fungus, an STD or pubic lice.
Purple on the fixtures and fittings and plaster = very high chlorine stabilizer or conditioner levels. It can also be caused by metals and/or minerals in the water, particularâ¦ly manganese. The manganese reacts to the high level of chlorine (when you shock your pool for example) and turns the water purple.
1 The pH of you pool water is too high â This causes your pool chlorine to work more slowly or not at all. 2  Therefore cloudy pool water is the result of algae growth. 3  The alkalinity level of your pool water is too high. 4  The stabilizer (cyanuric acid) level in your pool or spa is too high.