LA COSTA WATER USERS ASSOC
PWSID: AZ0402041 · Douglas, AZ · Serves 30 people
According to EPA Safe Drinking Water Information System (SDWIS), LA COSTA WATER USERS ASSOC (PWSID AZ0402041) in Douglas, AZ is listed as a CWS water system covering about 30 people. The same extract lists 4 health-based violation records spanning 2022-2023. Those 4 health-based rows for LA COSTA WATER USERS ASSOC cover contaminants such as Groundwater Rule, Revised Total Coliform Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
LA COSTA WATER USERS ASSOC has 4 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including Groundwater Rule, Revised Total Coliform Rule. Recorded violations span 2022–2023. Day-to-day primacy enforcement for this system runs through the Arizona drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Arizona state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- AZ0402041
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Douglas, AZ
- Population Served
- 30
- Health Violations
- Yes (4)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Groundwater Rule | 2 | 2 |
| Revised Total Coliform Rule | 2 | 2 |
Violation History (4)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Oct 14, 2023 |
| Groundwater Rule | Yes | Oct 14, 2023 |
| Revised Total Coliform Rule | Yes | Nov 8, 2022 |
| Revised Total Coliform Rule | Yes | Nov 8, 2022 |
Frequently Asked Questions
What does EPA SDWIS list for LA COSTA WATER USERS ASSOC?
How many people does LA COSTA WATER USERS ASSOC serve?
What violations does LA COSTA WATER USERS ASSOC have?
What contaminants have been found in LA COSTA WATER USERS ASSOC water?
Compare beyond Arizona
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest LA COSTA WATER USERS ASSOC on cumulative violation count (4) and EPA-reported population served (30). Violation-count peers include Santo Domingo Pueblo, Isleta Eastside, PARSHALL-LUCKY MOUND.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
LA COSTA WATER USERS ASSOC (AZ0402041) is drawn from EPA SDWIS. Nearby county systems in this extract include BELLA VISTA CITY WATER SYSTEM; LIBERTY WATER RIO RICO; DOUGLAS CITY OF; US ARMY FORT HUACHUCA. Health-based rows (4 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.