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Transient Non-Community Water System · PWS WY5600096

Rock Springs/Green River KOA

Operator location Rock Springs, Wyoming - 0% of 29 violations are health-based (lower-third health share (≤ 1%)); surface water source; 415 served per SDWIS.

415
People served (this PWS)
29
EPA violations (this PWS)
0
Health-based (this PWS)
Untested
UCMR5 (this PWS)
Follow published updates (RSS)

Rock Springs/Green River KOA standing, mid SDWIS violation third

0% of 29 recorded violations are health-based - lower-third health share (≤ 1%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 0% is lower-third health share (≤ 1%).

The verdict

Rock Springs/Green River KOA lands in the middle third by violation volume (29), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is smaller (415; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is only 0% - almost all of this trail is monitoring or reporting. No UCMR5 PFAS test appears for this system in this extract.

29
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
415
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
Transient Non-Community
Owner Type
Private
Connections
180
County
Sweetwater
School/Daycare
No
MCL Violations
0
Monitoring Violations
27
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 13 2015
Revised Total Coliform Rule MON 3 2023
Surface Water Treatment Rule MR 2 2024
Barium MR 1 1982
Selenium MR 1 1982
Nitrate MR 1 1982
Gross Alpha, Excl. Radon and U MR 1 1980
Chromium MR 1 1982
Fluoride MR 1 1982
Mercury MR 1 1982
Arsenic MR 1 1982
Cadmium MR 1 1982

Violation Count vs. the National Corpus

Rock Springs/Green River KOA has 29 recorded EPA violations, 41% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 58% carry more. 0% of this system's own violations are health-based (0 of 29), 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)

29 Lower than most fewer violations than 58% 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

Health-based violations on Rock Springs/Green River KOA

0 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for WY5600096.

Sources: EPA SDWIS

Nationwide peers

29 violations · 415 served: nearest cross-state SDWIS matches.

What to do with Rock Springs/Green River KOA

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

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