Water Quality: Flagstaff, AZ
13 water systems • 93,774 people served
Multiple Health ViolationsWater Quality Summary
Flagstaff has 81 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Barium, Chlorine Dioxide, E. coli, Fecal Coliform, Stage 2 DBP, TTHM, Total Haloacetic Acids (HAA5). In total, 810 violations are on record for 13 water systems serving 93,774 people.
Contaminants Found
Water Systems Serving Flagstaff
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| FLAGSTAFF CITY OF | AZ0403008 | Surface Water | 76,960 | 351 |
| DONEY PARK WATER | AZ0403005 | Groundwater | 8,996 | 16 |
| KACHINA VILLAGE DWID | AZ0403013 | Groundwater | 3,500 | 23 |
| FOREST HIGHLANDS WATER COMPANY | AZ0403073 | Groundwater | 1,668 | 16 |
| PONDEROSA UTILITY CORP | AZ0403018 | Groundwater | 1,585 | 23 |
| MOUNTAIN DELL WATER INC | AZ0403015 | Groundwater | 250 | 36 |
| PAINTED DESERT DEMO PROJECT STAR SCHOOL | AZ0403385 | Groundwater | 250 | 10 |
| GREEN VALLEY MHP | AZ0413348 | Groundwater | 190 | 116 |
| LAKE MARY COUNTRY STORE | AZ0403067 | Groundwater | 130 | 34 |
| HECKETHORN WATER COMPANY | AZ0403011 | Groundwater | 90 | 43 |
| USFS KNF TUSAYAN ADMIN | AZ0403659 | Groundwater | 80 | 79 |
| A1 RANCH DWID | AZ0403087 | Groundwater | 45 | 35 |
| LOCKETT ESTATES | AZ0403175 | Groundwater | 30 | 28 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.