ALCALDE MDWCA
PWSID: NM3535021 · Alcalde, NM · Serves 927 people
According to EPA Safe Drinking Water Information System (SDWIS), ALCALDE MDWCA (PWSID NM3535021) in Alcalde, NM is listed as a CWS water system covering about 927 people. The same extract lists 57 health-based violation records spanning 2004-2025. Those 57 health-based rows for ALCALDE MDWCA cover contaminants such as Arsenic, Groundwater Rule, Fluoride; they remain historical EPA registry entries, not a current compliance or drinkability score.
ALCALDE MDWCA has 57 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. 3 distinct EPA contaminant codes appear in this system's record, including Arsenic, Groundwater Rule, Fluoride. Recorded violations span 2004–2025. Day-to-day primacy enforcement for this system runs through the New Mexico 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 New Mexico state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- NM3535021
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Alcalde, NM
- Population Served
- 927
- Health Violations
- Yes (57)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 51 | 51 |
| Groundwater Rule | 4 | 4 |
| Fluoride | 2 | 2 |
Violation History (57)
| Contaminant | Health | Date |
|---|---|---|
| Arsenic | Yes | Jul 1, 2025 |
| Arsenic | Yes | Jul 1, 2025 |
| Arsenic | Yes | Apr 1, 2025 |
| Arsenic | Yes | Jan 1, 2025 |
| Arsenic | Yes | Jan 1, 2025 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Oct 1, 2019 |
| Arsenic | Yes | Oct 1, 2019 |
| Arsenic | Yes | Jul 1, 2019 |
| Arsenic | Yes | Jul 1, 2019 |
| Arsenic | Yes | Apr 1, 2019 |
| Arsenic | Yes | Apr 1, 2019 |
| Arsenic | Yes | Jan 1, 2019 |
| Arsenic | Yes | Jan 1, 2019 |
| Arsenic | Yes | Apr 1, 2018 |
| Arsenic | Yes | Apr 1, 2018 |
| Arsenic | Yes | Jan 1, 2018 |
| Arsenic | Yes | Jan 1, 2018 |
| Arsenic | Yes | Oct 1, 2017 |
| Arsenic | Yes | Oct 1, 2017 |
| Arsenic | Yes | Jul 1, 2017 |
| Arsenic | Yes | Jul 1, 2017 |
| Arsenic | Yes | Apr 1, 2017 |
| Arsenic | Yes | Apr 1, 2017 |
| Arsenic | Yes | Jan 1, 2017 |
| Arsenic | Yes | Jan 1, 2017 |
| Arsenic | Yes | Oct 1, 2016 |
| Arsenic | Yes | Oct 1, 2016 |
| Arsenic | Yes | Jul 1, 2016 |
| Arsenic | Yes | Jul 1, 2016 |
| Arsenic | Yes | Apr 1, 2016 |
| Arsenic | Yes | Apr 1, 2016 |
| Arsenic | Yes | Jan 1, 2016 |
| Arsenic | Yes | Jan 1, 2016 |
| Groundwater Rule | Yes | Jul 10, 2015 |
| Groundwater Rule | Yes | Jun 1, 2013 |
| Groundwater Rule | Yes | May 10, 2012 |
| Groundwater Rule | Yes | May 10, 2012 |
| Fluoride | Yes | Jan 1, 2005 |
| Fluoride | Yes | Oct 1, 2004 |
Frequently Asked Questions
What does EPA SDWIS list for ALCALDE MDWCA?
How many people does ALCALDE MDWCA serve?
What violations does ALCALDE MDWCA have?
What contaminants have been found in ALCALDE MDWCA water?
Compare beyond New Mexico
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest ALCALDE MDWCA on cumulative violation count (57) and EPA-reported population served (927). Violation-count peers include HERITAGE RANCH CSD, BELOIT, CITY OF, MITCHELL CO RWD 3. Population peers include ELDON WATER SUPPLY, FORDSVILLE WATER DISTRICT, VILLAGE OF MANGHAM WATER SYSTEM.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
ALCALDE MDWCA (NM3535021) is drawn from EPA SDWIS. Nearby county systems in this extract include ESPANOLA WATER SYSTEM; Jicarilla Dulce; Santa Clara Pueblo; CHAMA WATER SYSTEM. Health-based rows (57 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.