Keeping our water safe and clean can sometimes be a bit of a challenge, especially when it comes to limiting the risk of pathogens. Most of us have heard the word pathogen before, and it probably reminds us of being sick, right? Pathogens are different types of bacteria, viruses, and parasites that can also contaminate and sicken drinking water sources, just like they do to us. Cryptosporidium (or “Crypto” for short) is a common waterborne pathogen.