Drinking Water Systems in HOLLIS, Oklahoma
3 water systems are reported for this city, with a combined service population of 2,533. The systems have 26 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving HOLLIS
HARMON ELECTRIC
188 served3 historical records
A
THIRSTY WATER CORP
81 served64 historical records25 recent
F
HOLLIS
2,264 served69 historical records1 recent
B
EPA Contaminant Categories in Historical Violation Records
Antimony84 records
Coliform (TCR)11 records
Nitrate8 records
Chlorine5 records
Consumer Confidence Rule4 records
Gross Beta Particle Activity3 records
Gross Alpha3 records
Revised Total Coliform Rule3 records
Glyphosate3 records
2,4-D3 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.