Water Quality: Maricopa, AZ
39 water systems • 117,033 people served
Multiple Health ViolationsWater Quality Summary
Maricopa has 498 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Barium, Chlorine Dioxide, Disinfection Byproducts, E. coli, HAA5, Haloacetic Acids, Lead, Selenium, Stage 2 DBP. In total, 2061 violations are on record for 39 water systems serving 117,033 people.
Contaminants Found
Water Systems Serving Maricopa
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| GW SANTA CRUZ WATER CO | AZ0411131 | Groundwater | 84,000 | 337 |
| GW FARMERS WATER CO - CONTINENTAL | AZ0410049 | Groundwater | 5,592 | 22 |
| GW FARMERS WATER CO - SANTA RITA SPRINGS | AZ0410213 | Groundwater | 3,990 | 23 |
| GW SANTA CRUZ WATER CO - RED ROCK | AZ0411160 | Groundwater | 3,813 | 25 |
| GW SAGUARO DIST WATER CO - LAS QUINTAS | AZ0410064 | Groundwater | 3,720 | 59 |
| GW OCOTILLO WATER - RANCHO DEL SOL LINDO | AZ0410173 | Groundwater | 3,128 | 5 |
| THUNDERBIRD FARMS DWID | AZ0411100 | Groundwater | 2,231 | 80 |
| GW SANTA CRUZ WATER - MARICOPA SW | AZ0411575 | Groundwater | 1,170 | 3 |
| GW OCOTILLO WATER - CATALINA | AZ0410171 | Groundwater | 1,168 | 5 |
| MARICOPA CONSOLIDATED DWID | AZ0411036 | Groundwater | 928 | 54 |
| GW OCOTILLO WATER - DIAMOND BELL | AZ0410159 | Groundwater | 706 | 6 |
| GW -BWC, INC- SUNSHINE | AZ0407071 | Groundwater | 604 | 24 |
| PAPAGO BUTTE DWID | AZ0411097 | Groundwater | 530 | 228 |
| GW OCOTILLO WATER - VALLEY VIEW ACRES | AZ0410158 | Groundwater | 496 | 4 |
| GW FARMERS WATER CO - SAHUARITA | AZ0410048 | Groundwater | 492 | 21 |
| GW FARMERS WATER CO - SAHUARITA HIGHLAND | AZ0410414 | Groundwater | 492 | 24 |
| MARICOPA MOUNTAIN DWID 1 | AZ0411087 | Groundwater | 450 | 89 |
| GW -BWC, INC- BUCKEYE RANCH | AZ0407618 | Groundwater | 422 | 16 |
| VALLE ESCONDIDO | AZ0411409 | Groundwater | 405 | 62 |
| GW -BWC, INC.- NSWC | AZ0407179 | Groundwater | 319 | 17 |
| GW -BWC, INC- EAGLETAIL | AZ0407032 | Groundwater | 288 | 14 |
| GW OCOTILLO WATER - SILVERBELL WEST | AZ0410162 | Groundwater | 263 | 144 |
| GW SAGUARO DIST WATER CO - TALA WAY | AZ0410283 | Groundwater | 255 | 21 |
| GW SAGUARO DIST WATER CO - MIRABELL | AZ0410178 | Groundwater | 180 | 40 |
| GW OCOTILLO WATER - THUNDERHEAD | AZ0410179 | Groundwater | 174 | 4 |
| ANTELOPE PEAK DWID | AZ0411712 | Groundwater | 150 | 302 |
| GW- BWC, INC- DIXIE | AZ0407030 | Groundwater | 132 | 18 |
| MARICOPA MOUNTAIN DWID 2 | AZ0411322 | Groundwater | 120 | 18 |
| GW SAGUARO DIST WATER CO - LYN LEE | AZ0410007 | Groundwater | 114 | 40 |
| GW SAGUARO DIST WATER CO - AMBER ANN | AZ0410317 | Groundwater | 108 | 26 |
| NEW SADDLEBACK VISTA | AZ0411557 | Groundwater | 100 | 231 |
| GW OCOTILLO WATER - SIERRITA FOOTHILLS | AZ0410270 | Groundwater | 84 | 6 |
| GW -BWC, INC.- WPE #6 | AZ0407733 | Groundwater | 69 | 17 |
| GW SAGUARO DIST WATER CO - TORTOLITA | AZ0410154 | Groundwater | 69 | 11 |
| GW- BWC, INC- ROSEVIEW | AZ0407082 | Groundwater | 66 | 15 |
| AMERICAN REALTY MORTGAGE COMPANY | AZ0411301 | Groundwater | 60 | 20 |
| GW SANTA CRUZ WATER -TWIN HAWKS WATER | AZ0411460 | Groundwater | 57 | 7 |
| GW- BWC, INC- GARDEN CITY | AZ0407037 | Groundwater | 51 | 13 |
| GW SANTA CRUZ WATER - CP WATER CO | AZ0411151 | Groundwater | 37 | 10 |
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.