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Community Water System · PWS NM3505226

Sunlit Hills Water System

Operator location Pecos, New Mexico - upper-third violation load (> 74 violations) with 304 EPA violations; groundwater source; 1,018 served (PWS-level, not municipal population).

1,018
People served (this PWS)
304
EPA violations (this PWS)
64
Health-based (this PWS)
Untested
UCMR5 (this PWS)
Follow published updates (RSS)

Sunlit Hills Water System standing, high SDWIS violation third

304 EPA SDWIS violations on record - upper-third violation load (> 74 violations). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 21% is middle-third health share (≤ 23%). Population rank #19,262 of 29,740 among systems serving 500+.

The verdict

Sunlit Hills Water System sits in the upper third of the sitemap cohort by violation count (304), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 1,018 (mid served population (≤ 3,309)). Health-based share is 21% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.

#19,262 of 29,740
Population · /systems
#153 of 215
Population · NM
304
Total EPA violations on record
21%
Health-based (MCL / treatment failure)

Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.

System Details

System Type
Community
Owner Type
Private
Connections
433
County
Santa Fe
School/Daycare
No
MCL Violations
0
Monitoring Violations
160
Treatment Tech Violations
64

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule TT 64 2019
Public Notice Other 36 2021
Consumer Confidence Rule Other 35 2023
Revised Total Coliform Rule MON 33 2017
Coliform (TCR) MR 14 2015
Lead and Copper Rule MR 12 2021
Combined Uranium MR 8 2008
Gross Alpha, Excl. Radon and U MR 8 2008
E. COLI MR 7 2020
CYANIDE MR 4 2005
Revised Total Coliform Rule Other 3 2016
Nitrate-Nitrite MR 3 2016
Chlordane MR 2 2008
Pentachlorophenol MR 2 2008
Benzo(a)pyrene MR 2 2008
HEXACHLOROBENZENE MR 2 2008
Heptachlor MR 2 2008
Atrazine MR 2 2008
Carbofuran MR 2 2008
Di(2-ethylhexyl) phthalate MR 2 2008
OXAMYL MR 2 2008
Di(2-ethylhexyl) adipate MR 2 2008
Diquat MR 2 2008
Dalapon MR 2 2008
Endrin MR 2 2008
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2008
Heptachlor epoxide MR 2 2008
LASSO MR 2 2008
Hexachlorocyclopentadiene MR 2 2008
Picloram MR 2 2008

Violation Count vs. the National Corpus

Sunlit Hills Water System has 304 recorded EPA violations, 91% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 9% carry more. 21% of this system's own violations are health-based (64 of 304), and it ranks #19,262 of 29,740 by population served among that same cohort.

EPA violations vs. the national water-system corpus

Public water systems serving 500+ people (EPA SDWIS)

304 Higher than most more violations than 91% of 29,740 water systems

the national water-system corpus, bucketed by value

Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA SDWIS · 2026-05-15

SDWIS compliance record for Sunlit Hills Water System

304 violations on record for NM3505226; use EPA SDWIS to confirm return-to-compliance dates and monitoring categories.

Sources: EPA SDWIS

Nationwide peers

304 violations · 1,018 served: nearest cross-state SDWIS matches.

Cross-state systems with comparable violation load

Nearest cross-state community systems (500+ served) by total SDWIS violations on record.

4 peers

Cross-state systems near this population served

Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).

4 peers

What to do with Sunlit Hills Water System

Use this system's EPA-reported record as a starting filter, not a final verdict.

  • See how every tracked system in New Mexico compares on the same EPA violation measures. New Mexico systems
  • Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
  • Find and compare another public water system by name or PWSID. Search systems

EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater