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Community Water System · PWS IN5291019

Royal Oaks Homeowners Assn., Inc.

Operator location Monticello, Indiana - smaller served population (≤ 999) at 390 people served; 72 SDWIS violations on record from groundwater sources.

390
People served (this PWS)
72
EPA violations (this PWS)
5
Health-based (this PWS)
Untested
UCMR5 (this PWS)
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Royal Oaks Homeowners Assn., Inc. standing, mid SDWIS violation third

390 people served (SDWIS) - smaller served population (≤ 999). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 7% is middle-third health share (≤ 23%).

The verdict

Royal Oaks Homeowners Assn., Inc. lands in the middle third by violation volume (72), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is smaller (390; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is 7% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.

72
Total EPA violations on record
7%
Health-based (MCL / treatment failure)
390
People served by this PWS (SDWIS)
N/A
PFAS compounds detected (UCMR5)

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
52
County
White
School/Daycare
No
MCL Violations
5
Monitoring Violations
51
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 21 2013
Arsenic MR 15 2024
Consumer Confidence Rule Other 15 2025
Lead and Copper Rule MR 6 2014
Coliform (TCR) MCL 5 2006
Gross Alpha, Excl. Radon and U MR 3 2022
Radium-228 MR 3 2022
Radium-226 MR 3 2022

Violation Count vs. the National Corpus

Royal Oaks Homeowners Assn., Inc. has 72 recorded EPA violations, 66% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 34% carry more. 7% of this system's own violations are health-based (5 of 72), and it ranks unranked by population served among that same cohort.

EPA violations vs. the national water-system corpus

Public water systems serving 500+ people (EPA SDWIS)

72 Around the middle fewer violations than 34% 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

Population served record for Royal Oaks Homeowners Assn., Inc.

EPA SDWIS lists 390 people served and 52 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.

Sources: EPA SDWIS · Indiana Department of Environmental Management, Drinking Water Branch

Nationwide peers

72 violations · 390 served: nearest cross-state SDWIS matches.

What to do with Royal Oaks Homeowners Assn., Inc.

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

  • See how every tracked system in Indiana compares on the same EPA violation measures. Indiana 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