
Below 15, the level that requires action
13 public water companies list Yuma as a place they supply. The biggest is Yuma's water department, with about 103,264 people. The highest latest result among Yuma's water companies is 3 parts per billion, at Usmc Yuma Main. None of the 13 with results was above 15 at its latest test. 8 found too little lead to measure. 7 are small systems serving fewer than 500 people each, such as a mobile home park, a subdivision or a business with its own well.