F0/100
Estancia Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,355 residents · New Mexico
What's In Estancia's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
24
Violations (last 5yr)
0
Unresolved
14
Health-Related
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: April 21, 2025 – June 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: February 26, 2025 – July 10, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: February 26, 2025 – July 10, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: February 26, 2025 – June 25, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – June 20, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – June 20, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: October 1, 2024 – June 17, 2025Enforcement: Formal — state order issued
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – June 16, 2025Enforcement: Formal — state order issued
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: November 18, 2022 – July 18, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: July 16, 2022 – June 5, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: July 16, 2022 – July 25, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 2Resolved
Violation related to Consumer Confidence Report
When: July 16, 2022 – October 9, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: July 16, 2022 – July 25, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 2Resolved
Violation related to Consumer Confidence Report
When: July 16, 2022 – June 5, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – September 22, 2022Enforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: April 22, 2022 – November 7, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: April 22, 2022 – July 10, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 2Resolved
Violation related to Consumer Confidence Report
When: April 22, 2022 – June 12, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 2Resolved
Violation related to Consumer Confidence Report
When: April 22, 2022 – July 22, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 2Resolved
Violation related to Consumer Confidence Report
When: April 22, 2022 – July 25, 2025Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: April 21, 2022 – May 16, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: March 13, 2022 – May 16, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: June 1, 2021 – June 30, 2021Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: May 1, 2021 – May 31, 2021Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
ESTANCIA WATER SYSTEM
Population Served
1,355
Water Source
Groundwater
System ID
NM3524030
Frequently Asked Questions About Estancia Water
Is Estancia tap water safe to drink?
Estancia, New Mexico tap water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 49 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Estancia's water?
Of the 1 contaminants tested in Estancia's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Estancia have any water quality violations?
Yes, Estancia has 49 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, TT, RPT. 16 of these are health-based violations, which are the most serious category.
Do I need a water filter in Estancia?
Estancia water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Estancia's tap water come from?
Estancia's drinking water is sourced from groundwater and supplied by ESTANCIA WATER SYSTEM. The system serves approximately 1,355 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Estancia's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Estancia's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Estancia's water compare to other cities in New Mexico?
Estancia's water quality score of 0/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our New Mexico state page to see how all cities in the state compare.
What should I do if I'm concerned about Estancia's water quality?
If you have concerns about Estancia's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (ESTANCIA WATER SYSTEM) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.